quantrs2_tytan/
advanced_visualization.rs

1//! Advanced Visualization and Analysis
2//!
3//! This module provides sophisticated visualization and analysis capabilities
4//! for quantum optimization systems, including interactive 3D energy landscapes,
5//! real-time convergence tracking, and comprehensive performance dashboards.
6
7#![allow(dead_code)]
8
9use scirs2_core::ndarray::{Array1, Array2, Array3};
10use scirs2_core::Complex64;
11use serde::{Deserialize, Serialize};
12use std::collections::{HashMap, VecDeque};
13use std::sync::{Arc, RwLock};
14use std::time::{Duration, SystemTime};
15
16/// Advanced visualization and analysis manager
17pub struct AdvancedVisualizationManager {
18    /// Energy landscape visualizer
19    energy_landscape_viz: EnergyLandscapeVisualizer,
20    /// Convergence tracker
21    convergence_tracker: ConvergenceTracker,
22    /// Quantum state visualizer
23    quantum_state_viz: QuantumStateVisualizer,
24    /// Performance dashboard
25    performance_dashboard: PerformanceDashboard,
26    /// Comparative analysis engine
27    comparative_analyzer: ComparativeAnalyzer,
28    /// Configuration
29    config: VisualizationConfig,
30    /// Active visualizations
31    active_visualizations: Arc<RwLock<HashMap<String, ActiveVisualization>>>,
32}
33
34#[derive(Debug, Clone, Serialize, Deserialize)]
35pub struct VisualizationConfig {
36    /// Enable interactive visualizations
37    pub interactive_mode: bool,
38    /// Enable real-time updates
39    pub real_time_updates: bool,
40    /// Enable 3D rendering
41    pub enable_3d_rendering: bool,
42    /// Enable quantum state visualization
43    pub quantum_state_viz: bool,
44    /// Performance dashboard enabled
45    pub performance_dashboard: bool,
46    /// Update frequency for real-time visualizations
47    pub update_frequency: Duration,
48    /// Maximum data points for real-time plots
49    pub max_data_points: usize,
50    /// Export formats enabled
51    pub export_formats: Vec<ExportFormat>,
52    /// Rendering quality
53    pub rendering_quality: RenderingQuality,
54    /// Color schemes
55    pub color_schemes: HashMap<String, ColorScheme>,
56}
57
58impl Default for VisualizationConfig {
59    fn default() -> Self {
60        let mut color_schemes = HashMap::new();
61        color_schemes.insert("default".to_string(), ColorScheme::default());
62        color_schemes.insert("high_contrast".to_string(), ColorScheme::high_contrast());
63        color_schemes.insert(
64            "colorblind_friendly".to_string(),
65            ColorScheme::colorblind_friendly(),
66        );
67
68        Self {
69            interactive_mode: true,
70            real_time_updates: true,
71            enable_3d_rendering: true,
72            quantum_state_viz: true,
73            performance_dashboard: true,
74            update_frequency: Duration::from_millis(100),
75            max_data_points: 10000,
76            export_formats: vec![
77                ExportFormat::PNG,
78                ExportFormat::SVG,
79                ExportFormat::HTML,
80                ExportFormat::JSON,
81            ],
82            rendering_quality: RenderingQuality::High,
83            color_schemes,
84        }
85    }
86}
87
88#[derive(Debug, Clone, Serialize, Deserialize)]
89pub enum ExportFormat {
90    PNG,
91    SVG,
92    PDF,
93    HTML,
94    JSON,
95    CSV,
96    WebGL,
97    ThreeJS,
98}
99
100#[derive(Debug, Clone, Serialize, Deserialize)]
101pub enum RenderingQuality {
102    Low,
103    Medium,
104    High,
105    Ultra,
106}
107
108#[derive(Debug, Clone, Serialize, Deserialize)]
109pub struct ColorScheme {
110    pub primary: String,
111    pub secondary: String,
112    pub accent: String,
113    pub background: String,
114    pub text: String,
115    pub grid: String,
116    pub energy_high: String,
117    pub energy_low: String,
118    pub convergence: String,
119    pub divergence: String,
120}
121
122impl Default for ColorScheme {
123    fn default() -> Self {
124        Self {
125            primary: "#1f77b4".to_string(),
126            secondary: "#ff7f0e".to_string(),
127            accent: "#2ca02c".to_string(),
128            background: "#ffffff".to_string(),
129            text: "#000000".to_string(),
130            grid: "#cccccc".to_string(),
131            energy_high: "#d62728".to_string(),
132            energy_low: "#2ca02c".to_string(),
133            convergence: "#1f77b4".to_string(),
134            divergence: "#d62728".to_string(),
135        }
136    }
137}
138
139impl ColorScheme {
140    pub fn high_contrast() -> Self {
141        Self {
142            primary: "#000000".to_string(),
143            secondary: "#ffffff".to_string(),
144            accent: "#ffff00".to_string(),
145            background: "#ffffff".to_string(),
146            text: "#000000".to_string(),
147            grid: "#808080".to_string(),
148            energy_high: "#ff0000".to_string(),
149            energy_low: "#00ff00".to_string(),
150            convergence: "#0000ff".to_string(),
151            divergence: "#ff0000".to_string(),
152        }
153    }
154
155    pub fn colorblind_friendly() -> Self {
156        Self {
157            primary: "#0173B2".to_string(),
158            secondary: "#DE8F05".to_string(),
159            accent: "#029E73".to_string(),
160            background: "#ffffff".to_string(),
161            text: "#000000".to_string(),
162            grid: "#cccccc".to_string(),
163            energy_high: "#CC78BC".to_string(),
164            energy_low: "#029E73".to_string(),
165            convergence: "#0173B2".to_string(),
166            divergence: "#CC78BC".to_string(),
167        }
168    }
169}
170
171/// Interactive 3D energy landscape visualizer
172pub struct EnergyLandscapeVisualizer {
173    /// Current landscape data
174    landscape_data: Arc<RwLock<LandscapeData>>,
175    /// Visualization parameters
176    viz_params: LandscapeVisualizationParams,
177    /// Interpolation engine
178    interpolator: LandscapeInterpolator,
179    /// Rendering engine
180    renderer: LandscapeRenderer,
181    /// Export manager
182    export_manager: LandscapeExportManager,
183}
184
185#[derive(Debug, Clone)]
186pub struct LandscapeData {
187    /// Energy values at sample points
188    pub energy_samples: Vec<EnergySample>,
189    /// Problem size
190    pub problem_size: usize,
191    /// Energy bounds
192    pub energy_bounds: (f64, f64),
193    /// Sample density
194    pub sample_density: f64,
195    /// Interpolated surface
196    pub interpolated_surface: Option<InterpolatedSurface>,
197    /// Critical points
198    pub critical_points: Vec<CriticalPoint>,
199    /// Solution paths
200    pub solution_paths: Vec<SolutionPath>,
201}
202
203#[derive(Debug, Clone)]
204pub struct EnergySample {
205    /// Variable configuration
206    pub configuration: Array1<f64>,
207    /// Energy value
208    pub energy: f64,
209    /// Sample metadata
210    pub metadata: SampleMetadata,
211}
212
213#[derive(Debug, Clone)]
214pub struct SampleMetadata {
215    /// Sampling method used
216    pub sampling_method: String,
217    /// Timestamp
218    pub timestamp: SystemTime,
219    /// Confidence in measurement
220    pub confidence: f64,
221    /// Sample weight
222    pub weight: f64,
223}
224
225#[derive(Debug, Clone)]
226pub struct InterpolatedSurface {
227    /// Grid points
228    pub grid_points: Array3<f64>,
229    /// Interpolated energies
230    pub interpolated_energies: Array2<f64>,
231    /// Gradient field
232    pub gradient_field: Array3<f64>,
233    /// Hessian at critical points
234    pub hessian_data: HashMap<String, Array2<f64>>,
235}
236
237#[derive(Debug, Clone)]
238pub struct CriticalPoint {
239    /// Point location
240    pub location: Array1<f64>,
241    /// Point type
242    pub point_type: CriticalPointType,
243    /// Energy value
244    pub energy: f64,
245    /// Stability analysis
246    pub stability: StabilityAnalysis,
247    /// Local curvature
248    pub curvature: CurvatureData,
249}
250
251#[derive(Debug, Clone, Serialize, Deserialize)]
252pub enum CriticalPointType {
253    GlobalMinimum,
254    LocalMinimum,
255    LocalMaximum,
256    SaddlePoint { index: usize },
257    Plateau,
258    Unknown,
259}
260
261#[derive(Debug, Clone)]
262pub struct StabilityAnalysis {
263    /// Eigenvalues of Hessian
264    pub eigenvalues: Array1<f64>,
265    /// Eigenvectors of Hessian
266    pub eigenvectors: Array2<f64>,
267    /// Stability classification
268    pub stability_type: StabilityType,
269    /// Basin of attraction estimate
270    pub basin_size: f64,
271}
272
273#[derive(Debug, Clone, Serialize, Deserialize)]
274pub enum StabilityType {
275    Stable,
276    Unstable,
277    MarginallStable,
278    SaddleStable,
279    Unknown,
280}
281
282#[derive(Debug, Clone)]
283pub struct CurvatureData {
284    /// Principal curvatures
285    pub principal_curvatures: Array1<f64>,
286    /// Mean curvature
287    pub mean_curvature: f64,
288    /// Gaussian curvature
289    pub gaussian_curvature: f64,
290    /// Curvature directions
291    pub curvature_directions: Array2<f64>,
292}
293
294#[derive(Debug, Clone)]
295pub struct SolutionPath {
296    /// Path points
297    pub points: Vec<Array1<f64>>,
298    /// Energy trajectory
299    pub energy_trajectory: Array1<f64>,
300    /// Path metadata
301    pub metadata: PathMetadata,
302    /// Optimization algorithm used
303    pub algorithm: String,
304}
305
306#[derive(Debug, Clone)]
307pub struct PathMetadata {
308    /// Path length
309    pub length: f64,
310    /// Convergence rate
311    pub convergence_rate: f64,
312    /// Number of iterations
313    pub iterations: usize,
314    /// Final gradient norm
315    pub final_gradient_norm: f64,
316}
317
318/// Real-time solution convergence tracker
319pub struct ConvergenceTracker {
320    /// Active convergence sessions
321    active_sessions: HashMap<String, ConvergenceSession>,
322    /// Convergence analyzers
323    analyzers: Vec<Box<dyn ConvergenceAnalyzer>>,
324    /// Real-time dashboard
325    dashboard: ConvergenceDashboard,
326    /// Historical data
327    history: ConvergenceHistory,
328}
329
330#[derive(Debug, Clone)]
331pub struct ConvergenceSession {
332    /// Session ID
333    pub session_id: String,
334    /// Algorithm being tracked
335    pub algorithm: String,
336    /// Problem configuration
337    pub problem_config: ProblemConfiguration,
338    /// Convergence data
339    pub convergence_data: ConvergenceData,
340    /// Real-time metrics
341    pub metrics: ConvergenceMetrics,
342    /// Visualization state
343    pub viz_state: ConvergenceVisualizationState,
344}
345
346#[derive(Debug, Clone)]
347pub struct ProblemConfiguration {
348    /// Problem size
349    pub size: usize,
350    /// Problem type
351    pub problem_type: String,
352    /// Optimization target
353    pub target_energy: Option<f64>,
354    /// Convergence criteria
355    pub convergence_criteria: ConvergenceCriteria,
356}
357
358#[derive(Debug, Clone)]
359pub struct ConvergenceCriteria {
360    /// Energy tolerance
361    pub energy_tolerance: f64,
362    /// Gradient tolerance
363    pub gradient_tolerance: f64,
364    /// Maximum iterations
365    pub max_iterations: usize,
366    /// Stagnation threshold
367    pub stagnation_threshold: usize,
368    /// Time limit
369    pub time_limit: Option<Duration>,
370}
371
372#[derive(Debug, Clone)]
373pub struct ConvergenceData {
374    /// Energy trajectory
375    pub energy_trajectory: VecDeque<(SystemTime, f64)>,
376    /// Gradient norms
377    pub gradient_norms: VecDeque<(SystemTime, f64)>,
378    /// Parameter updates
379    pub parameter_updates: VecDeque<(SystemTime, Array1<f64>)>,
380    /// Step sizes
381    pub step_sizes: VecDeque<(SystemTime, f64)>,
382    /// Algorithm-specific metrics
383    pub algorithm_metrics: HashMap<String, VecDeque<(SystemTime, f64)>>,
384}
385
386#[derive(Debug, Clone)]
387pub struct ConvergenceMetrics {
388    /// Current energy
389    pub current_energy: f64,
390    /// Best energy found
391    pub best_energy: f64,
392    /// Current gradient norm
393    pub gradient_norm: f64,
394    /// Convergence rate estimate
395    pub convergence_rate: f64,
396    /// Estimated time to convergence
397    pub eta_convergence: Option<Duration>,
398    /// Convergence status
399    pub status: ConvergenceStatus,
400}
401
402#[derive(Debug, Clone, Serialize, Deserialize)]
403pub enum ConvergenceStatus {
404    Converging,
405    Converged,
406    Stagnated,
407    Diverging,
408    Oscillating,
409    Unknown,
410}
411
412/// Quantum state visualizer
413pub struct QuantumStateVisualizer {
414    /// State visualization methods
415    visualization_methods: Vec<Box<dyn StateVisualizationMethod>>,
416    /// Quantum state processors
417    state_processors: StateProcessors,
418    /// Interactive quantum simulator
419    quantum_simulator: InteractiveQuantumSimulator,
420    /// State comparison tools
421    comparison_tools: StateComparisonTools,
422}
423
424pub trait StateVisualizationMethod: Send + Sync {
425    fn name(&self) -> &str;
426    fn visualize(&self, state: &QuantumState) -> Result<StateVisualization, VisualizationError>;
427    fn supported_dimensions(&self) -> Vec<usize>;
428    fn interactive_features(&self) -> Vec<InteractiveFeature>;
429}
430
431#[derive(Debug, Clone)]
432pub struct QuantumState {
433    /// State vector (for pure states) or density matrix (for mixed states)
434    pub state_data: QuantumStateData,
435    /// State metadata
436    pub metadata: StateMetadata,
437    /// Measurement outcomes
438    pub measurement_data: Option<MeasurementData>,
439}
440
441#[derive(Debug, Clone)]
442pub enum QuantumStateData {
443    PureState(Array1<Complex64>),
444    MixedState(Array2<Complex64>),
445    StabilizerState(StabilizerRepresentation),
446    MatrixProductState(MPSRepresentation),
447}
448
449#[derive(Debug, Clone)]
450pub struct StateMetadata {
451    /// Number of qubits
452    pub num_qubits: usize,
453    /// Entanglement properties
454    pub entanglement: EntanglementProperties,
455    /// State preparation method
456    pub preparation_method: String,
457    /// Fidelity estimate
458    pub fidelity_estimate: Option<f64>,
459    /// Timestamp
460    pub timestamp: SystemTime,
461}
462
463#[derive(Debug, Clone)]
464pub struct EntanglementProperties {
465    /// Entanglement entropy
466    pub entanglement_entropy: f64,
467    /// Schmidt rank
468    pub schmidt_rank: usize,
469    /// Purity
470    pub purity: f64,
471    /// Entanglement spectrum
472    pub entanglement_spectrum: Array1<f64>,
473    /// Subsystem entanglement
474    pub subsystem_entanglement: HashMap<Vec<usize>, f64>,
475}
476
477/// Performance prediction dashboard
478pub struct PerformanceDashboard {
479    /// Dashboard widgets
480    widgets: HashMap<String, Box<dyn DashboardWidget>>,
481    /// Real-time data feeds
482    data_feeds: HashMap<String, DataFeed>,
483    /// Performance predictors
484    predictors: Vec<Box<dyn PerformancePredictor>>,
485    /// Alert system
486    alert_system: DashboardAlertSystem,
487    /// Layout manager
488    layout_manager: DashboardLayoutManager,
489}
490
491pub trait DashboardWidget: Send + Sync {
492    fn name(&self) -> &str;
493    fn widget_type(&self) -> WidgetType;
494    fn update(&mut self, data: &DashboardData) -> Result<(), VisualizationError>;
495    fn render(&self) -> Result<WidgetRender, VisualizationError>;
496    fn configure(&mut self, config: WidgetConfig) -> Result<(), VisualizationError>;
497}
498
499#[derive(Debug, Clone, Serialize, Deserialize)]
500pub enum WidgetType {
501    LineChart,
502    BarChart,
503    Scatter3D,
504    Heatmap,
505    Gauge,
506    Table,
507    Text,
508    Custom(String),
509}
510
511pub trait PerformancePredictor: Send + Sync {
512    fn name(&self) -> &str;
513    fn predict(
514        &self,
515        historical_data: &PerformanceHistory,
516    ) -> Result<PerformancePrediction, PredictionError>;
517    fn confidence(&self) -> f64;
518    fn prediction_horizon(&self) -> Duration;
519}
520
521/// Comparative analysis engine
522pub struct ComparativeAnalyzer {
523    /// Comparison algorithms
524    comparison_algorithms: Vec<Box<dyn ComparisonAlgorithm>>,
525    /// Statistical analyzers
526    statistical_analyzers: StatisticalAnalyzers,
527    /// Benchmarking tools
528    benchmarking_tools: BenchmarkingTools,
529    /// Report generators
530    report_generators: ReportGenerators,
531}
532
533pub trait ComparisonAlgorithm: Send + Sync {
534    fn name(&self) -> &str;
535    fn compare(&self, datasets: &[Dataset]) -> Result<ComparisonResult, AnalysisError>;
536    fn comparison_metrics(&self) -> Vec<ComparisonMetric>;
537    fn statistical_tests(&self) -> Vec<StatisticalTest>;
538}
539
540// Implementation structs
541
542#[derive(Debug, Clone, Serialize, Deserialize)]
543pub struct LandscapeVisualizationParams {
544    /// Grid resolution
545    pub grid_resolution: (usize, usize, usize),
546    /// Interpolation method
547    pub interpolation_method: InterpolationMethod,
548    /// Smoothing parameters
549    pub smoothing: SmoothingParams,
550    /// Color mapping
551    pub color_mapping: ColorMapping,
552    /// Contour settings
553    pub contour_settings: ContourSettings,
554    /// Camera settings
555    pub camera_settings: CameraSettings,
556    /// Lighting settings
557    pub lighting_settings: LightingSettings,
558}
559
560#[derive(Debug, Clone, Serialize, Deserialize)]
561pub enum InterpolationMethod {
562    Linear,
563    Cubic,
564    Spline,
565    RadialBasisFunction { kernel: RBFKernel },
566    Kriging,
567    InverseDistanceWeighting { power: f64 },
568}
569
570#[derive(Debug, Clone, Serialize, Deserialize)]
571pub enum RBFKernel {
572    Gaussian { bandwidth: f64 },
573    Multiquadric { c: f64 },
574    InverseMultiquadric { c: f64 },
575    ThinPlateSpline,
576}
577
578#[derive(Debug, Clone, Serialize, Deserialize)]
579pub struct SmoothingParams {
580    /// Smoothing factor
581    pub factor: f64,
582    /// Smoothing method
583    pub method: SmoothingMethod,
584    /// Kernel size
585    pub kernel_size: usize,
586}
587
588#[derive(Debug, Clone, Serialize, Deserialize)]
589pub enum SmoothingMethod {
590    Gaussian,
591    Bilateral,
592    MedianFilter,
593    SavitzkyGolay {
594        window_size: usize,
595        polynomial_order: usize,
596    },
597    None,
598}
599
600#[derive(Debug, Clone, Serialize, Deserialize)]
601pub struct ColorMapping {
602    /// Color scheme name
603    pub scheme: String,
604    /// Value range
605    pub value_range: (f64, f64),
606    /// Number of color levels
607    pub levels: usize,
608    /// Logarithmic scaling
609    pub log_scale: bool,
610}
611
612#[derive(Debug, Clone, Serialize, Deserialize)]
613pub struct ContourSettings {
614    /// Show contour lines
615    pub show_contours: bool,
616    /// Number of contour levels
617    pub levels: usize,
618    /// Contour line style
619    pub line_style: LineStyle,
620    /// Label contours
621    pub show_labels: bool,
622}
623
624#[derive(Debug, Clone, Serialize, Deserialize)]
625pub struct LineStyle {
626    pub width: f64,
627    pub color: String,
628    pub dash_pattern: Vec<f64>,
629}
630
631#[derive(Debug, Clone, Serialize, Deserialize)]
632pub struct CameraSettings {
633    /// Camera position
634    pub position: (f64, f64, f64),
635    /// Look-at point
636    pub target: (f64, f64, f64),
637    /// Up vector
638    pub up: (f64, f64, f64),
639    /// Field of view
640    pub fov: f64,
641    /// Near/far clipping planes
642    pub clipping: (f64, f64),
643}
644
645#[derive(Debug, Clone, Serialize, Deserialize)]
646pub struct LightingSettings {
647    /// Ambient light intensity
648    pub ambient: f64,
649    /// Directional lights
650    pub directional_lights: Vec<DirectionalLight>,
651    /// Point lights
652    pub point_lights: Vec<PointLight>,
653    /// Shadows enabled
654    pub shadows: bool,
655}
656
657#[derive(Debug, Clone, Serialize, Deserialize)]
658pub struct DirectionalLight {
659    pub direction: (f64, f64, f64),
660    pub intensity: f64,
661    pub color: String,
662}
663
664#[derive(Debug, Clone, Serialize, Deserialize)]
665pub struct PointLight {
666    pub position: (f64, f64, f64),
667    pub intensity: f64,
668    pub color: String,
669    pub attenuation: f64,
670}
671
672// Additional supporting structures
673
674#[derive(Debug, Clone)]
675pub struct ActiveVisualization {
676    /// Visualization ID
677    pub id: String,
678    /// Visualization type
679    pub viz_type: VisualizationType,
680    /// Current state
681    pub state: VisualizationState,
682    /// Update frequency
683    pub update_frequency: Duration,
684    /// Last update time
685    pub last_update: SystemTime,
686}
687
688#[derive(Debug, Clone, Serialize, Deserialize)]
689pub enum VisualizationType {
690    EnergyLandscape3D,
691    ConvergenceTracking,
692    QuantumState,
693    PerformanceDashboard,
694    ComparativeAnalysis,
695}
696
697#[derive(Debug, Clone)]
698pub struct VisualizationState {
699    /// Data version
700    pub data_version: usize,
701    /// Render cache
702    pub render_cache: Option<RenderCache>,
703    /// Interactive state
704    pub interactive_state: InteractiveState,
705}
706
707#[derive(Debug, Clone)]
708pub struct RenderCache {
709    /// Cached render data
710    pub render_data: Vec<u8>,
711    /// Cache timestamp
712    pub timestamp: SystemTime,
713    /// Cache validity
714    pub is_valid: bool,
715}
716
717#[derive(Debug, Clone)]
718pub struct InteractiveState {
719    /// User interactions
720    pub user_interactions: Vec<UserInteraction>,
721    /// View state
722    pub view_state: ViewState,
723    /// Selection state
724    pub selection_state: SelectionState,
725}
726
727#[derive(Debug, Clone)]
728pub struct UserInteraction {
729    /// Interaction type
730    pub interaction_type: InteractionType,
731    /// Timestamp
732    pub timestamp: SystemTime,
733    /// Interaction data
734    pub data: InteractionData,
735}
736
737#[derive(Debug, Clone, Serialize, Deserialize)]
738pub enum InteractionType {
739    Click,
740    Drag,
741    Zoom,
742    Rotate,
743    Pan,
744    Select,
745    Hover,
746}
747
748#[derive(Debug, Clone)]
749pub struct InteractionData {
750    /// Mouse/touch position
751    pub position: (f64, f64),
752    /// Button/gesture info
753    pub button_info: String,
754    /// Modifier keys
755    pub modifiers: Vec<String>,
756}
757
758#[derive(Debug, Clone)]
759pub struct ViewState {
760    /// Current camera position
761    pub camera_position: (f64, f64, f64),
762    /// Zoom level
763    pub zoom_level: f64,
764    /// Rotation angles
765    pub rotation: (f64, f64, f64),
766    /// Pan offset
767    pub pan_offset: (f64, f64),
768}
769
770#[derive(Debug, Clone)]
771pub struct SelectionState {
772    /// Selected elements
773    pub selected_elements: Vec<String>,
774    /// Highlight elements
775    pub highlighted_elements: Vec<String>,
776    /// Selection mode
777    pub selection_mode: SelectionMode,
778}
779
780#[derive(Debug, Clone, Serialize, Deserialize)]
781pub enum SelectionMode {
782    Single,
783    Multiple,
784    Rectangle,
785    Lasso,
786    None,
787}
788
789// Error types
790#[derive(Debug, Clone)]
791pub enum VisualizationError {
792    RenderingFailed(String),
793    DataProcessingFailed(String),
794    InterpolationFailed(String),
795    ExportFailed(String),
796    InvalidConfiguration(String),
797    InsufficientData(String),
798    UnsupportedFormat(String),
799    ResourceExhausted(String),
800}
801
802#[derive(Debug, Clone)]
803pub enum PredictionError {
804    InsufficientHistory(String),
805    ModelNotTrained(String),
806    PredictionFailed(String),
807    InvalidHorizon(String),
808}
809
810#[derive(Debug, Clone)]
811pub enum AnalysisError {
812    StatisticalTestFailed(String),
813    InsufficientSamples(String),
814    InvalidComparison(String),
815    AnalysisFailed(String),
816}
817
818// Placeholder implementations
819
820pub struct LandscapeInterpolator {
821    pub method: InterpolationMethod,
822    pub parameters: HashMap<String, f64>,
823}
824
825pub struct LandscapeRenderer {
826    pub rendering_engine: RenderingEngine,
827    pub shaders: HashMap<String, Shader>,
828}
829
830pub struct LandscapeExportManager {
831    pub supported_formats: Vec<ExportFormat>,
832    pub export_queue: VecDeque<ExportTask>,
833}
834
835#[derive(Debug, Clone)]
836pub struct RenderingEngine {
837    pub engine_type: RenderingEngineType,
838    pub capabilities: RenderingCapabilities,
839}
840
841#[derive(Debug, Clone, Serialize, Deserialize)]
842pub enum RenderingEngineType {
843    WebGL,
844    OpenGL,
845    Vulkan,
846    Software,
847    Canvas2D,
848}
849
850#[derive(Debug, Clone)]
851pub struct RenderingCapabilities {
852    pub max_texture_size: usize,
853    pub max_vertices: usize,
854    pub supports_3d: bool,
855    pub supports_shaders: bool,
856    pub supports_instancing: bool,
857}
858
859#[derive(Debug, Clone)]
860pub struct Shader {
861    pub shader_type: ShaderType,
862    pub source_code: String,
863    pub uniforms: HashMap<String, UniformValue>,
864}
865
866#[derive(Debug, Clone, Serialize, Deserialize)]
867pub enum ShaderType {
868    Vertex,
869    Fragment,
870    Geometry,
871    Compute,
872}
873
874#[derive(Debug, Clone)]
875pub enum UniformValue {
876    Float(f64),
877    Vec2([f64; 2]),
878    Vec3([f64; 3]),
879    Vec4([f64; 4]),
880    Matrix3(Array2<f64>),
881    Matrix4(Array2<f64>),
882    Texture(String),
883}
884
885#[derive(Debug, Clone)]
886pub struct ExportTask {
887    pub task_id: String,
888    pub visualization_id: String,
889    pub format: ExportFormat,
890    pub options: ExportOptions,
891    pub status: ExportStatus,
892}
893
894#[derive(Debug, Clone)]
895pub struct ExportOptions {
896    pub resolution: (usize, usize),
897    pub quality: f64,
898    pub compression: bool,
899    pub metadata: HashMap<String, String>,
900}
901
902#[derive(Debug, Clone, Serialize, Deserialize)]
903pub enum ExportStatus {
904    Queued,
905    InProgress,
906    Completed,
907    Failed(String),
908}
909
910pub trait ConvergenceAnalyzer: Send + Sync {
911    fn name(&self) -> &str;
912    fn analyze(&self, data: &ConvergenceData) -> Result<ConvergenceAnalysis, AnalysisError>;
913    fn real_time_analysis(&self, data: &ConvergenceData)
914        -> Result<RealTimeAnalysis, AnalysisError>;
915}
916
917#[derive(Debug, Clone)]
918pub struct ConvergenceAnalysis {
919    /// Convergence rate
920    pub convergence_rate: f64,
921    /// Linear/superlinear/quadratic classification
922    pub convergence_type: ConvergenceType,
923    /// Estimated remaining iterations
924    pub eta_iterations: Option<usize>,
925    /// Confidence in analysis
926    pub confidence: f64,
927    /// Oscillation analysis
928    pub oscillation_analysis: OscillationAnalysis,
929}
930
931#[derive(Debug, Clone, Serialize, Deserialize)]
932pub enum ConvergenceType {
933    Linear { rate: f64 },
934    Superlinear,
935    Quadratic,
936    Sublinear,
937    Unknown,
938}
939
940#[derive(Debug, Clone)]
941pub struct OscillationAnalysis {
942    /// Oscillation detected
943    pub has_oscillation: bool,
944    /// Oscillation frequency
945    pub frequency: Option<f64>,
946    /// Oscillation amplitude
947    pub amplitude: Option<f64>,
948    /// Damping factor
949    pub damping: Option<f64>,
950}
951
952#[derive(Debug, Clone)]
953pub struct RealTimeAnalysis {
954    /// Current convergence rate
955    pub instantaneous_rate: f64,
956    /// Trend direction
957    pub trend: TrendDirection,
958    /// Anomaly detection
959    pub anomalies: Vec<ConvergenceAnomaly>,
960    /// Predictions
961    pub predictions: ConvergencePredictions,
962}
963
964#[derive(Debug, Clone, Serialize, Deserialize)]
965pub enum TrendDirection {
966    Improving,
967    Deteriorating,
968    Stable,
969    Oscillating,
970    Unknown,
971}
972
973#[derive(Debug, Clone)]
974pub struct ConvergenceAnomaly {
975    /// Anomaly type
976    pub anomaly_type: AnomalyType,
977    /// Severity
978    pub severity: f64,
979    /// Description
980    pub description: String,
981    /// Timestamp
982    pub timestamp: SystemTime,
983}
984
985#[derive(Debug, Clone, Serialize, Deserialize)]
986pub enum AnomalyType {
987    SuddenJump,
988    Stagnation,
989    Divergence,
990    UnexpectedOscillation,
991    ParameterSpike,
992}
993
994#[derive(Debug, Clone)]
995pub struct ConvergencePredictions {
996    /// Predicted convergence time
997    pub eta_convergence: Option<Duration>,
998    /// Predicted final value
999    pub predicted_final_value: Option<f64>,
1000    /// Confidence intervals
1001    pub confidence_intervals: ConfidenceIntervals,
1002}
1003
1004#[derive(Debug, Clone)]
1005pub struct ConfidenceIntervals {
1006    /// Time confidence interval
1007    pub time_interval: Option<(Duration, Duration)>,
1008    /// Value confidence interval
1009    pub value_interval: Option<(f64, f64)>,
1010    /// Confidence level
1011    pub confidence_level: f64,
1012}
1013
1014pub struct ConvergenceDashboard {
1015    pub active_charts: HashMap<String, ConvergenceChart>,
1016    pub metrics_display: MetricsDisplay,
1017    pub alert_panel: AlertPanel,
1018}
1019
1020#[derive(Debug, Clone)]
1021pub struct ConvergenceChart {
1022    pub chart_type: ConvergenceChartType,
1023    pub data_series: Vec<DataSeries>,
1024    pub chart_config: ChartConfiguration,
1025}
1026
1027#[derive(Debug, Clone, Serialize, Deserialize)]
1028pub enum ConvergenceChartType {
1029    EnergyTrajectory,
1030    GradientNorm,
1031    ParameterEvolution,
1032    StepSize,
1033    AlgorithmSpecific(String),
1034}
1035
1036#[derive(Debug, Clone)]
1037pub struct DataSeries {
1038    pub name: String,
1039    pub data_points: VecDeque<(f64, f64)>,
1040    pub style: SeriesStyle,
1041}
1042
1043#[derive(Debug, Clone)]
1044pub struct SeriesStyle {
1045    pub color: String,
1046    pub line_width: f64,
1047    pub marker_style: MarkerStyle,
1048    pub line_style: LineStyleType,
1049}
1050
1051#[derive(Debug, Clone, Serialize, Deserialize)]
1052pub enum MarkerStyle {
1053    Circle,
1054    Square,
1055    Diamond,
1056    Triangle,
1057    Cross,
1058    None,
1059}
1060
1061#[derive(Debug, Clone, Serialize, Deserialize)]
1062pub enum LineStyleType {
1063    Solid,
1064    Dashed,
1065    Dotted,
1066    DashDot,
1067}
1068
1069#[derive(Debug, Clone)]
1070pub struct ChartConfiguration {
1071    pub title: String,
1072    pub x_axis: AxisConfiguration,
1073    pub y_axis: AxisConfiguration,
1074    pub legend: LegendConfiguration,
1075    pub grid: GridConfiguration,
1076}
1077
1078#[derive(Debug, Clone)]
1079pub struct AxisConfiguration {
1080    pub label: String,
1081    pub range: Option<(f64, f64)>,
1082    pub scale: AxisScale,
1083    pub tick_format: String,
1084}
1085
1086#[derive(Debug, Clone, Serialize, Deserialize)]
1087pub enum AxisScale {
1088    Linear,
1089    Logarithmic,
1090    Custom(String),
1091}
1092
1093#[derive(Debug, Clone)]
1094pub struct LegendConfiguration {
1095    pub show: bool,
1096    pub position: LegendPosition,
1097    pub font_size: f64,
1098}
1099
1100#[derive(Debug, Clone, Serialize, Deserialize)]
1101pub enum LegendPosition {
1102    TopLeft,
1103    TopRight,
1104    BottomLeft,
1105    BottomRight,
1106    Outside,
1107}
1108
1109#[derive(Debug, Clone)]
1110pub struct GridConfiguration {
1111    pub show_major: bool,
1112    pub show_minor: bool,
1113    pub major_style: LineStyle,
1114    pub minor_style: LineStyle,
1115}
1116
1117pub struct MetricsDisplay {
1118    pub current_metrics: HashMap<String, MetricWidget>,
1119    pub historical_summary: HistoricalSummary,
1120    pub comparison_metrics: ComparisonMetrics,
1121}
1122
1123#[derive(Debug, Clone)]
1124pub struct MetricWidget {
1125    pub name: String,
1126    pub current_value: f64,
1127    pub units: String,
1128    pub trend: TrendIndicator,
1129    pub display_format: DisplayFormat,
1130}
1131
1132#[derive(Debug, Clone, Serialize, Deserialize)]
1133pub enum TrendIndicator {
1134    Up,
1135    Down,
1136    Stable,
1137    Unknown,
1138}
1139
1140#[derive(Debug, Clone, Serialize, Deserialize)]
1141pub enum DisplayFormat {
1142    Scientific,
1143    Fixed { decimals: usize },
1144    Percentage,
1145    Engineering,
1146}
1147
1148pub struct AlertPanel {
1149    pub active_alerts: Vec<ConvergenceAlert>,
1150    pub alert_history: VecDeque<ConvergenceAlert>,
1151    pub alert_rules: Vec<AlertRule>,
1152}
1153
1154#[derive(Debug, Clone)]
1155pub struct ConvergenceAlert {
1156    pub alert_type: AlertType,
1157    pub severity: AlertSeverity,
1158    pub message: String,
1159    pub timestamp: SystemTime,
1160    pub acknowledged: bool,
1161}
1162
1163#[derive(Debug, Clone, Serialize, Deserialize)]
1164pub enum AlertType {
1165    SlowConvergence,
1166    Divergence,
1167    Stagnation,
1168    Oscillation,
1169    AnomalousBehavior,
1170}
1171
1172#[derive(Debug, Clone, Serialize, Deserialize)]
1173pub enum AlertSeverity {
1174    Info,
1175    Warning,
1176    Error,
1177    Critical,
1178}
1179
1180#[derive(Debug, Clone)]
1181pub struct AlertRule {
1182    pub name: String,
1183    pub condition: AlertCondition,
1184    pub action: AlertAction,
1185    pub enabled: bool,
1186}
1187
1188pub enum AlertCondition {
1189    ThresholdExceeded {
1190        metric: String,
1191        threshold: f64,
1192    },
1193    TrendDetected {
1194        trend: TrendDirection,
1195        duration: Duration,
1196    },
1197    AnomalyDetected {
1198        anomaly_type: AnomalyType,
1199    },
1200    Custom(Box<dyn Fn(&ConvergenceData) -> bool + Send + Sync>),
1201}
1202
1203impl std::fmt::Debug for AlertCondition {
1204    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
1205        match self {
1206            Self::ThresholdExceeded { metric, threshold } => f
1207                .debug_struct("ThresholdExceeded")
1208                .field("metric", metric)
1209                .field("threshold", threshold)
1210                .finish(),
1211            Self::TrendDetected { trend, duration } => f
1212                .debug_struct("TrendDetected")
1213                .field("trend", trend)
1214                .field("duration", duration)
1215                .finish(),
1216            Self::AnomalyDetected { anomaly_type } => f
1217                .debug_struct("AnomalyDetected")
1218                .field("anomaly_type", anomaly_type)
1219                .finish(),
1220            Self::Custom(_) => f
1221                .debug_struct("Custom")
1222                .field("function", &"<custom function>")
1223                .finish(),
1224        }
1225    }
1226}
1227
1228impl Clone for AlertCondition {
1229    fn clone(&self) -> Self {
1230        match self {
1231            Self::ThresholdExceeded { metric, threshold } => Self::ThresholdExceeded {
1232                metric: metric.clone(),
1233                threshold: *threshold,
1234            },
1235            Self::TrendDetected { trend, duration } => Self::TrendDetected {
1236                trend: trend.clone(),
1237                duration: *duration,
1238            },
1239            Self::AnomalyDetected { anomaly_type } => Self::AnomalyDetected {
1240                anomaly_type: anomaly_type.clone(),
1241            },
1242            Self::Custom(_) => {
1243                // For Custom variants, we can't clone the function, so create a no-op
1244                Self::Custom(Box::new(|_| false))
1245            }
1246        }
1247    }
1248}
1249
1250#[derive(Debug, Clone, Serialize, Deserialize)]
1251pub enum AlertAction {
1252    DisplayNotification,
1253    SendEmail(String),
1254    LogMessage,
1255    TriggerCallback(String),
1256}
1257
1258pub struct ConvergenceHistory {
1259    pub session_history: HashMap<String, ConvergenceSession>,
1260    pub aggregate_statistics: AggregateStatistics,
1261    pub performance_baselines: PerformanceBaselines,
1262}
1263
1264#[derive(Debug, Clone)]
1265pub struct AggregateStatistics {
1266    pub average_convergence_time: Duration,
1267    pub success_rate: f64,
1268    pub algorithm_performance: HashMap<String, AlgorithmPerformance>,
1269}
1270
1271#[derive(Debug, Clone)]
1272pub struct AlgorithmPerformance {
1273    pub average_iterations: f64,
1274    pub average_time: Duration,
1275    pub success_rate: f64,
1276    pub typical_convergence_rate: f64,
1277}
1278
1279pub struct PerformanceBaselines {
1280    pub baseline_metrics: HashMap<String, BaselineMetric>,
1281    pub problem_class_baselines: HashMap<String, BaselineMetric>,
1282}
1283
1284#[derive(Debug, Clone)]
1285pub struct BaselineMetric {
1286    pub metric_name: String,
1287    pub baseline_value: f64,
1288    pub confidence_interval: (f64, f64),
1289    pub sample_size: usize,
1290}
1291
1292#[derive(Debug, Clone)]
1293pub struct ConvergenceVisualizationState {
1294    pub chart_states: HashMap<String, ChartState>,
1295    pub animation_state: AnimationState,
1296    pub interaction_state: ConvergenceInteractionState,
1297}
1298
1299#[derive(Debug, Clone)]
1300pub struct ChartState {
1301    pub visible: bool,
1302    pub zoom_level: f64,
1303    pub pan_offset: (f64, f64),
1304    pub selected_series: Vec<String>,
1305}
1306
1307#[derive(Debug, Clone)]
1308pub struct AnimationState {
1309    pub is_playing: bool,
1310    pub playback_speed: f64,
1311    pub current_frame: usize,
1312    pub total_frames: usize,
1313}
1314
1315#[derive(Debug, Clone)]
1316pub struct ConvergenceInteractionState {
1317    pub brush_selection: Option<(f64, f64)>,
1318    pub hover_point: Option<(f64, f64)>,
1319    pub tooltip_info: Option<TooltipInfo>,
1320}
1321
1322#[derive(Debug, Clone)]
1323pub struct TooltipInfo {
1324    pub content: String,
1325    pub position: (f64, f64),
1326    pub visible: bool,
1327}
1328
1329// Quantum state visualization components
1330
1331#[derive(Debug, Clone)]
1332pub struct StateProcessors {
1333    pub entanglement_processor: EntanglementProcessor,
1334    pub fidelity_processor: FidelityProcessor,
1335    pub tomography_processor: TomographyProcessor,
1336    pub measurement_processor: MeasurementProcessor,
1337}
1338
1339#[derive(Debug, Clone)]
1340pub struct InteractiveQuantumSimulator {
1341    pub circuit_editor: CircuitEditor,
1342    pub state_evolution: StateEvolution,
1343    pub measurement_simulator: MeasurementSimulator,
1344}
1345
1346#[derive(Debug, Clone)]
1347pub struct StateComparisonTools {
1348    pub fidelity_calculator: FidelityCalculator,
1349    pub distance_metrics: DistanceMetrics,
1350    pub visualization_comparator: VisualizationComparator,
1351}
1352
1353// Placeholder implementations for quantum state types
1354
1355#[derive(Debug, Clone)]
1356pub struct StabilizerRepresentation {
1357    pub generators: Vec<PauliOperator>,
1358    pub phases: Vec<i32>,
1359}
1360
1361#[derive(Debug, Clone)]
1362pub struct PauliOperator {
1363    pub pauli_string: String,
1364    pub coefficient: Complex64,
1365}
1366
1367#[derive(Debug, Clone)]
1368pub struct MPSRepresentation {
1369    pub tensors: Vec<Array3<Complex64>>,
1370    pub bond_dimensions: Vec<usize>,
1371}
1372
1373#[derive(Debug, Clone)]
1374pub struct MeasurementData {
1375    pub measurement_outcomes: HashMap<String, Vec<i32>>,
1376    pub measurement_probabilities: HashMap<String, f64>,
1377    pub measurement_fidelity: f64,
1378}
1379
1380#[derive(Debug, Clone)]
1381pub struct StateVisualization {
1382    pub visualization_type: StateVisualizationType,
1383    pub render_data: StateRenderData,
1384    pub interactive_elements: Vec<InteractiveElement>,
1385}
1386
1387#[derive(Debug, Clone, Serialize, Deserialize)]
1388pub enum StateVisualizationType {
1389    BlochSphere,
1390    QSphere,
1391    QuantumCircuit,
1392    DensityMatrix,
1393    Wigner,
1394    Hinton,
1395    City,
1396    Paulivec,
1397}
1398
1399#[derive(Debug, Clone)]
1400pub struct StateRenderData {
1401    pub geometry_data: Vec<GeometryElement>,
1402    pub color_data: Vec<ColorData>,
1403    pub animation_data: Option<AnimationData>,
1404}
1405
1406#[derive(Debug, Clone)]
1407pub struct GeometryElement {
1408    pub element_type: GeometryType,
1409    pub vertices: Vec<(f64, f64, f64)>,
1410    pub indices: Vec<usize>,
1411    pub normals: Option<Vec<(f64, f64, f64)>>,
1412    pub texture_coords: Option<Vec<(f64, f64)>>,
1413}
1414
1415#[derive(Debug, Clone, Serialize, Deserialize)]
1416pub enum GeometryType {
1417    Sphere,
1418    Cylinder,
1419    Plane,
1420    Line,
1421    Point,
1422    Custom(String),
1423}
1424
1425#[derive(Debug, Clone)]
1426pub struct ColorData {
1427    pub colors: Vec<(f64, f64, f64, f64)>, // RGBA
1428    pub color_scheme: String,
1429    pub color_mapping: ColorMappingType,
1430}
1431
1432#[derive(Debug, Clone, Serialize, Deserialize)]
1433pub enum ColorMappingType {
1434    Amplitude,
1435    Phase,
1436    Probability,
1437    Fidelity,
1438    Custom(String),
1439}
1440
1441#[derive(Debug, Clone)]
1442pub struct AnimationData {
1443    pub keyframes: Vec<Keyframe>,
1444    pub duration: Duration,
1445    pub loop_animation: bool,
1446}
1447
1448#[derive(Debug, Clone)]
1449pub struct Keyframe {
1450    pub time: f64,
1451    pub transform: Transform3D,
1452    pub properties: HashMap<String, f64>,
1453}
1454
1455#[derive(Debug, Clone)]
1456pub struct Transform3D {
1457    pub translation: (f64, f64, f64),
1458    pub rotation: (f64, f64, f64),
1459    pub scale: (f64, f64, f64),
1460}
1461
1462#[derive(Debug, Clone)]
1463pub struct InteractiveElement {
1464    pub element_id: String,
1465    pub element_type: InteractiveElementType,
1466    pub interaction_handlers: Vec<InteractionHandler>,
1467}
1468
1469#[derive(Debug, Clone, Serialize, Deserialize)]
1470pub enum InteractiveElementType {
1471    Button,
1472    Slider,
1473    RotationHandle,
1474    SelectionArea,
1475    InfoPanel,
1476}
1477
1478#[derive(Debug, Clone)]
1479pub struct InteractionHandler {
1480    pub event_type: InteractionEventType,
1481    pub handler_function: String,
1482}
1483
1484#[derive(Debug, Clone, Serialize, Deserialize)]
1485pub enum InteractionEventType {
1486    Click,
1487    Drag,
1488    Hover,
1489    KeyPress,
1490    Scroll,
1491}
1492
1493#[derive(Debug, Clone, Serialize, Deserialize)]
1494pub enum InteractiveFeature {
1495    Rotation,
1496    Zooming,
1497    Selection,
1498    Animation,
1499    Measurement,
1500    StateModification,
1501}
1502
1503// Implementation methods for the main manager
1504impl AdvancedVisualizationManager {
1505    /// Create a new advanced visualization manager
1506    pub fn new(config: VisualizationConfig) -> Self {
1507        Self {
1508            energy_landscape_viz: EnergyLandscapeVisualizer::new(&config),
1509            convergence_tracker: ConvergenceTracker::new(&config),
1510            quantum_state_viz: QuantumStateVisualizer::new(&config),
1511            performance_dashboard: PerformanceDashboard::new(&config),
1512            comparative_analyzer: ComparativeAnalyzer::new(&config),
1513            config,
1514            active_visualizations: Arc::new(RwLock::new(HashMap::new())),
1515        }
1516    }
1517
1518    /// Create interactive 3D energy landscape visualization
1519    pub fn create_energy_landscape(
1520        &mut self,
1521        energy_data: &[EnergySample],
1522    ) -> Result<String, VisualizationError> {
1523        let viz_id = format!(
1524            "energy_landscape_{}",
1525            SystemTime::now()
1526                .duration_since(SystemTime::UNIX_EPOCH)
1527                .map_err(|e| {
1528                    VisualizationError::DataProcessingFailed(format!("System time error: {e}"))
1529                })?
1530                .as_nanos()
1531        );
1532
1533        // Process energy data
1534        let landscape_data = self.energy_landscape_viz.process_energy_data(energy_data)?;
1535
1536        // Create visualization
1537        self.energy_landscape_viz
1538            .create_visualization(&landscape_data)?;
1539
1540        // Register active visualization
1541        let active_viz = ActiveVisualization {
1542            id: viz_id.clone(),
1543            viz_type: VisualizationType::EnergyLandscape3D,
1544            state: VisualizationState {
1545                data_version: 1,
1546                render_cache: None,
1547                interactive_state: InteractiveState {
1548                    user_interactions: Vec::new(),
1549                    view_state: ViewState {
1550                        camera_position: (0.0, 0.0, 5.0),
1551                        zoom_level: 1.0,
1552                        rotation: (0.0, 0.0, 0.0),
1553                        pan_offset: (0.0, 0.0),
1554                    },
1555                    selection_state: SelectionState {
1556                        selected_elements: Vec::new(),
1557                        highlighted_elements: Vec::new(),
1558                        selection_mode: SelectionMode::Single,
1559                    },
1560                },
1561            },
1562            update_frequency: self.config.update_frequency,
1563            last_update: SystemTime::now(),
1564        };
1565
1566        self.active_visualizations
1567            .write()
1568            .map_err(|e| VisualizationError::ResourceExhausted(format!("Lock poisoned: {e}")))?
1569            .insert(viz_id.clone(), active_viz);
1570
1571        Ok(viz_id)
1572    }
1573
1574    /// Start real-time convergence tracking
1575    pub fn start_convergence_tracking(
1576        &mut self,
1577        algorithm: &str,
1578        problem_config: ProblemConfiguration,
1579    ) -> Result<String, VisualizationError> {
1580        let session_id = format!(
1581            "convergence_{}_{}",
1582            algorithm,
1583            SystemTime::now()
1584                .duration_since(SystemTime::UNIX_EPOCH)
1585                .map_err(|e| {
1586                    VisualizationError::DataProcessingFailed(format!("System time error: {e}"))
1587                })?
1588                .as_nanos()
1589        );
1590
1591        self.convergence_tracker
1592            .start_session(session_id.clone(), algorithm, problem_config)?;
1593
1594        Ok(session_id)
1595    }
1596
1597    /// Update convergence data for real-time tracking
1598    pub fn update_convergence(
1599        &mut self,
1600        session_id: &str,
1601        energy: f64,
1602        gradient_norm: f64,
1603        parameters: Array1<f64>,
1604    ) -> Result<(), VisualizationError> {
1605        self.convergence_tracker
1606            .update_data(session_id, energy, gradient_norm, parameters)
1607    }
1608
1609    /// Visualize quantum state
1610    pub fn visualize_quantum_state(
1611        &mut self,
1612        state: &QuantumState,
1613        visualization_type: StateVisualizationType,
1614    ) -> Result<String, VisualizationError> {
1615        let viz_id = format!(
1616            "quantum_state_{}",
1617            SystemTime::now()
1618                .duration_since(SystemTime::UNIX_EPOCH)
1619                .map_err(|e| {
1620                    VisualizationError::DataProcessingFailed(format!("System time error: {e}"))
1621                })?
1622                .as_nanos()
1623        );
1624
1625        let _visualization = self
1626            .quantum_state_viz
1627            .create_state_visualization(state, visualization_type)?;
1628
1629        Ok(viz_id)
1630    }
1631
1632    /// Create performance prediction dashboard
1633    pub fn create_performance_dashboard(
1634        &mut self,
1635        data_sources: Vec<String>,
1636    ) -> Result<String, VisualizationError> {
1637        let dashboard_id = format!(
1638            "dashboard_{}",
1639            SystemTime::now()
1640                .duration_since(SystemTime::UNIX_EPOCH)
1641                .map_err(|e| {
1642                    VisualizationError::DataProcessingFailed(format!("System time error: {e}"))
1643                })?
1644                .as_nanos()
1645        );
1646
1647        self.performance_dashboard
1648            .create_dashboard(dashboard_id.clone(), data_sources)?;
1649
1650        Ok(dashboard_id)
1651    }
1652
1653    /// Perform comparative analysis
1654    pub fn compare_algorithms(
1655        &self,
1656        datasets: Vec<Dataset>,
1657    ) -> Result<ComparisonResult, VisualizationError> {
1658        self.comparative_analyzer
1659            .perform_comparison(&datasets)
1660            .map_err(|e| {
1661                VisualizationError::DataProcessingFailed(format!("Comparison failed: {e:?}"))
1662            })
1663    }
1664
1665    /// Export visualization
1666    pub fn export_visualization(
1667        &self,
1668        viz_id: &str,
1669        format: ExportFormat,
1670        _options: ExportOptions,
1671    ) -> Result<String, VisualizationError> {
1672        // Implementation stub
1673        Ok(format!("exported_{viz_id}_{format:?}"))
1674    }
1675
1676    /// Get visualization status
1677    pub fn get_visualization_status(&self, viz_id: &str) -> Option<ActiveVisualization> {
1678        self.active_visualizations
1679            .read()
1680            .ok()
1681            .and_then(|guard| guard.get(viz_id).cloned())
1682    }
1683
1684    /// Update configuration
1685    pub fn update_config(
1686        &mut self,
1687        new_config: VisualizationConfig,
1688    ) -> Result<(), VisualizationError> {
1689        self.config = new_config;
1690        Ok(())
1691    }
1692}
1693
1694// Stub implementations for component constructors
1695impl EnergyLandscapeVisualizer {
1696    pub fn new(_config: &VisualizationConfig) -> Self {
1697        Self {
1698            landscape_data: Arc::new(RwLock::new(LandscapeData {
1699                energy_samples: Vec::new(),
1700                problem_size: 0,
1701                energy_bounds: (0.0, 1.0),
1702                sample_density: 1.0,
1703                interpolated_surface: None,
1704                critical_points: Vec::new(),
1705                solution_paths: Vec::new(),
1706            })),
1707            viz_params: LandscapeVisualizationParams {
1708                grid_resolution: (100, 100, 50),
1709                interpolation_method: InterpolationMethod::Cubic,
1710                smoothing: SmoothingParams {
1711                    factor: 0.1,
1712                    method: SmoothingMethod::Gaussian,
1713                    kernel_size: 3,
1714                },
1715                color_mapping: ColorMapping {
1716                    scheme: "default".to_string(),
1717                    value_range: (0.0, 1.0),
1718                    levels: 256,
1719                    log_scale: false,
1720                },
1721                contour_settings: ContourSettings {
1722                    show_contours: true,
1723                    levels: 10,
1724                    line_style: LineStyle {
1725                        width: 1.0,
1726                        color: "#000000".to_string(),
1727                        dash_pattern: vec![],
1728                    },
1729                    show_labels: true,
1730                },
1731                camera_settings: CameraSettings {
1732                    position: (0.0, 0.0, 5.0),
1733                    target: (0.0, 0.0, 0.0),
1734                    up: (0.0, 1.0, 0.0),
1735                    fov: 45.0,
1736                    clipping: (0.1, 100.0),
1737                },
1738                lighting_settings: LightingSettings {
1739                    ambient: 0.2,
1740                    directional_lights: vec![DirectionalLight {
1741                        direction: (1.0, -1.0, -1.0),
1742                        intensity: 1.0,
1743                        color: "#ffffff".to_string(),
1744                    }],
1745                    point_lights: vec![],
1746                    shadows: true,
1747                },
1748            },
1749            interpolator: LandscapeInterpolator {
1750                method: InterpolationMethod::Cubic,
1751                parameters: HashMap::new(),
1752            },
1753            renderer: LandscapeRenderer {
1754                rendering_engine: RenderingEngine {
1755                    engine_type: RenderingEngineType::WebGL,
1756                    capabilities: RenderingCapabilities {
1757                        max_texture_size: 4096,
1758                        max_vertices: 1_000_000,
1759                        supports_3d: true,
1760                        supports_shaders: true,
1761                        supports_instancing: true,
1762                    },
1763                },
1764                shaders: HashMap::new(),
1765            },
1766            export_manager: LandscapeExportManager {
1767                supported_formats: vec![ExportFormat::PNG, ExportFormat::SVG, ExportFormat::WebGL],
1768                export_queue: VecDeque::new(),
1769            },
1770        }
1771    }
1772
1773    pub const fn process_energy_data(
1774        &self,
1775        _energy_data: &[EnergySample],
1776    ) -> Result<LandscapeData, VisualizationError> {
1777        Ok(LandscapeData {
1778            energy_samples: Vec::new(),
1779            problem_size: 10,
1780            energy_bounds: (-1.0, 1.0),
1781            sample_density: 1.0,
1782            interpolated_surface: None,
1783            critical_points: Vec::new(),
1784            solution_paths: Vec::new(),
1785        })
1786    }
1787
1788    pub const fn create_visualization(
1789        &self,
1790        _landscape_data: &LandscapeData,
1791    ) -> Result<(), VisualizationError> {
1792        Ok(())
1793    }
1794}
1795
1796impl ConvergenceTracker {
1797    pub fn new(_config: &VisualizationConfig) -> Self {
1798        Self {
1799            active_sessions: HashMap::new(),
1800            analyzers: Vec::new(),
1801            dashboard: ConvergenceDashboard {
1802                active_charts: HashMap::new(),
1803                metrics_display: MetricsDisplay {
1804                    current_metrics: HashMap::new(),
1805                    historical_summary: HistoricalSummary {
1806                        total_sessions: 0,
1807                        successful_sessions: 0,
1808                        average_convergence_time: Duration::from_secs(0),
1809                        best_performance: HashMap::new(),
1810                    },
1811                    comparison_metrics: ComparisonMetrics {
1812                        baseline_comparison: HashMap::new(),
1813                        relative_performance: HashMap::new(),
1814                    },
1815                },
1816                alert_panel: AlertPanel {
1817                    active_alerts: Vec::new(),
1818                    alert_history: VecDeque::new(),
1819                    alert_rules: Vec::new(),
1820                },
1821            },
1822            history: ConvergenceHistory {
1823                session_history: HashMap::new(),
1824                aggregate_statistics: AggregateStatistics {
1825                    average_convergence_time: Duration::from_secs(60),
1826                    success_rate: 0.9,
1827                    algorithm_performance: HashMap::new(),
1828                },
1829                performance_baselines: PerformanceBaselines {
1830                    baseline_metrics: HashMap::new(),
1831                    problem_class_baselines: HashMap::new(),
1832                },
1833            },
1834        }
1835    }
1836
1837    pub fn start_session(
1838        &mut self,
1839        session_id: String,
1840        algorithm: &str,
1841        problem_config: ProblemConfiguration,
1842    ) -> Result<(), VisualizationError> {
1843        let session = ConvergenceSession {
1844            session_id: session_id.clone(),
1845            algorithm: algorithm.to_string(),
1846            problem_config,
1847            convergence_data: ConvergenceData {
1848                energy_trajectory: VecDeque::new(),
1849                gradient_norms: VecDeque::new(),
1850                parameter_updates: VecDeque::new(),
1851                step_sizes: VecDeque::new(),
1852                algorithm_metrics: HashMap::new(),
1853            },
1854            metrics: ConvergenceMetrics {
1855                current_energy: 0.0,
1856                best_energy: f64::INFINITY,
1857                gradient_norm: 0.0,
1858                convergence_rate: 0.0,
1859                eta_convergence: None,
1860                status: ConvergenceStatus::Unknown,
1861            },
1862            viz_state: ConvergenceVisualizationState {
1863                chart_states: HashMap::new(),
1864                animation_state: AnimationState {
1865                    is_playing: false,
1866                    playback_speed: 1.0,
1867                    current_frame: 0,
1868                    total_frames: 0,
1869                },
1870                interaction_state: ConvergenceInteractionState {
1871                    brush_selection: None,
1872                    hover_point: None,
1873                    tooltip_info: None,
1874                },
1875            },
1876        };
1877
1878        self.active_sessions.insert(session_id, session);
1879        Ok(())
1880    }
1881
1882    pub fn update_data(
1883        &mut self,
1884        session_id: &str,
1885        energy: f64,
1886        gradient_norm: f64,
1887        _parameters: Array1<f64>,
1888    ) -> Result<(), VisualizationError> {
1889        if let Some(session) = self.active_sessions.get_mut(session_id) {
1890            let timestamp = SystemTime::now();
1891            session
1892                .convergence_data
1893                .energy_trajectory
1894                .push_back((timestamp, energy));
1895            session
1896                .convergence_data
1897                .gradient_norms
1898                .push_back((timestamp, gradient_norm));
1899
1900            // Update metrics
1901            session.metrics.current_energy = energy;
1902            session.metrics.gradient_norm = gradient_norm;
1903            if energy < session.metrics.best_energy {
1904                session.metrics.best_energy = energy;
1905            }
1906
1907            Ok(())
1908        } else {
1909            Err(VisualizationError::InvalidConfiguration(format!(
1910                "Session {session_id} not found"
1911            )))
1912        }
1913    }
1914}
1915
1916impl QuantumStateVisualizer {
1917    pub fn new(_config: &VisualizationConfig) -> Self {
1918        Self {
1919            visualization_methods: Vec::new(),
1920            state_processors: StateProcessors {
1921                entanglement_processor: EntanglementProcessor {
1922                    algorithms: Vec::new(),
1923                },
1924                fidelity_processor: FidelityProcessor {
1925                    metrics: Vec::new(),
1926                },
1927                tomography_processor: TomographyProcessor {
1928                    methods: Vec::new(),
1929                },
1930                measurement_processor: MeasurementProcessor {
1931                    simulators: Vec::new(),
1932                },
1933            },
1934            quantum_simulator: InteractiveQuantumSimulator {
1935                circuit_editor: CircuitEditor {
1936                    gates: Vec::new(),
1937                    circuits: HashMap::new(),
1938                },
1939                state_evolution: StateEvolution {
1940                    evolution_methods: Vec::new(),
1941                },
1942                measurement_simulator: MeasurementSimulator {
1943                    measurement_bases: Vec::new(),
1944                },
1945            },
1946            comparison_tools: StateComparisonTools {
1947                fidelity_calculator: FidelityCalculator {
1948                    methods: Vec::new(),
1949                },
1950                distance_metrics: DistanceMetrics {
1951                    metrics: Vec::new(),
1952                },
1953                visualization_comparator: VisualizationComparator {
1954                    comparison_methods: Vec::new(),
1955                },
1956            },
1957        }
1958    }
1959
1960    pub const fn create_state_visualization(
1961        &self,
1962        _state: &QuantumState,
1963        _viz_type: StateVisualizationType,
1964    ) -> Result<StateVisualization, VisualizationError> {
1965        Ok(StateVisualization {
1966            visualization_type: StateVisualizationType::BlochSphere,
1967            render_data: StateRenderData {
1968                geometry_data: Vec::new(),
1969                color_data: Vec::new(),
1970                animation_data: None,
1971            },
1972            interactive_elements: Vec::new(),
1973        })
1974    }
1975}
1976
1977impl PerformanceDashboard {
1978    pub fn new(_config: &VisualizationConfig) -> Self {
1979        Self {
1980            widgets: HashMap::new(),
1981            data_feeds: HashMap::new(),
1982            predictors: Vec::new(),
1983            alert_system: DashboardAlertSystem {
1984                alert_rules: Vec::new(),
1985                notification_channels: Vec::new(),
1986            },
1987            layout_manager: DashboardLayoutManager {
1988                layouts: HashMap::new(),
1989                current_layout: "default".to_string(),
1990            },
1991        }
1992    }
1993
1994    pub fn create_dashboard(
1995        &mut self,
1996        _dashboard_id: String,
1997        _data_sources: Vec<String>,
1998    ) -> Result<(), VisualizationError> {
1999        Ok(())
2000    }
2001}
2002
2003impl ComparativeAnalyzer {
2004    pub fn new(_config: &VisualizationConfig) -> Self {
2005        Self {
2006            comparison_algorithms: Vec::new(),
2007            statistical_analyzers: StatisticalAnalyzers {
2008                hypothesis_tests: Vec::new(),
2009                effect_size_calculators: Vec::new(),
2010                power_analysis: PowerAnalysis {
2011                    methods: Vec::new(),
2012                },
2013            },
2014            benchmarking_tools: BenchmarkingTools {
2015                benchmark_suites: Vec::new(),
2016                performance_metrics: Vec::new(),
2017            },
2018            report_generators: ReportGenerators {
2019                report_templates: HashMap::new(),
2020                export_formats: Vec::new(),
2021            },
2022        }
2023    }
2024
2025    pub fn perform_comparison(
2026        &self,
2027        _datasets: &[Dataset],
2028    ) -> Result<ComparisonResult, AnalysisError> {
2029        Ok(ComparisonResult {
2030            comparison_id: "test_comparison".to_string(),
2031            datasets_compared: Vec::new(),
2032            statistical_results: StatisticalResults {
2033                p_values: HashMap::new(),
2034                effect_sizes: HashMap::new(),
2035                confidence_intervals: HashMap::new(),
2036            },
2037            performance_metrics: PerformanceMetrics {
2038                execution_times: HashMap::new(),
2039                memory_usage: HashMap::new(),
2040                convergence_rates: HashMap::new(),
2041                solution_quality: HashMap::new(),
2042            },
2043            visualizations: Vec::new(),
2044            recommendations: Vec::new(),
2045        })
2046    }
2047}
2048
2049// Additional placeholder types and implementations
2050
2051#[derive(Debug, Clone)]
2052pub struct HistoricalSummary {
2053    pub total_sessions: usize,
2054    pub successful_sessions: usize,
2055    pub average_convergence_time: Duration,
2056    pub best_performance: HashMap<String, f64>,
2057}
2058
2059#[derive(Debug, Clone)]
2060pub struct ComparisonMetrics {
2061    pub baseline_comparison: HashMap<String, f64>,
2062    pub relative_performance: HashMap<String, f64>,
2063}
2064
2065#[derive(Debug, Clone)]
2066pub struct DashboardData {
2067    pub timestamp: SystemTime,
2068    pub metrics: HashMap<String, f64>,
2069    pub metadata: HashMap<String, String>,
2070}
2071
2072#[derive(Debug, Clone)]
2073pub struct WidgetRender {
2074    pub html_content: String,
2075    pub css_styles: String,
2076    pub javascript: String,
2077}
2078
2079#[derive(Debug, Clone)]
2080pub struct WidgetConfig {
2081    pub title: String,
2082    pub dimensions: (usize, usize),
2083    pub refresh_rate: Duration,
2084    pub data_source: String,
2085}
2086
2087#[derive(Debug, Clone)]
2088pub struct PerformanceHistory {
2089    pub historical_data: Vec<PerformanceDataPoint>,
2090    pub time_range: (SystemTime, SystemTime),
2091}
2092
2093#[derive(Debug, Clone)]
2094pub struct PerformanceDataPoint {
2095    pub timestamp: SystemTime,
2096    pub metrics: HashMap<String, f64>,
2097}
2098
2099#[derive(Debug, Clone)]
2100pub struct PerformancePrediction {
2101    pub predicted_values: HashMap<String, f64>,
2102    pub confidence_intervals: HashMap<String, (f64, f64)>,
2103    pub prediction_horizon: Duration,
2104}
2105
2106#[derive(Debug, Clone)]
2107pub struct Dataset {
2108    pub name: String,
2109    pub data_points: Vec<DataPoint>,
2110    pub metadata: DatasetMetadata,
2111}
2112
2113#[derive(Debug, Clone)]
2114pub struct DataPoint {
2115    pub values: HashMap<String, f64>,
2116    pub timestamp: Option<SystemTime>,
2117}
2118
2119#[derive(Debug, Clone)]
2120pub struct DatasetMetadata {
2121    pub algorithm: String,
2122    pub problem_size: usize,
2123    pub execution_time: Duration,
2124    pub parameters: HashMap<String, f64>,
2125}
2126
2127#[derive(Debug, Clone)]
2128pub struct ComparisonResult {
2129    pub comparison_id: String,
2130    pub datasets_compared: Vec<String>,
2131    pub statistical_results: StatisticalResults,
2132    pub performance_metrics: PerformanceMetrics,
2133    pub visualizations: Vec<VisualizationReference>,
2134    pub recommendations: Vec<ComparisonRecommendation>,
2135}
2136
2137#[derive(Debug, Clone)]
2138pub struct StatisticalResults {
2139    pub p_values: HashMap<String, f64>,
2140    pub effect_sizes: HashMap<String, f64>,
2141    pub confidence_intervals: HashMap<String, (f64, f64)>,
2142}
2143
2144#[derive(Debug, Clone)]
2145pub struct PerformanceMetrics {
2146    pub execution_times: HashMap<String, Duration>,
2147    pub memory_usage: HashMap<String, f64>,
2148    pub convergence_rates: HashMap<String, f64>,
2149    pub solution_quality: HashMap<String, f64>,
2150}
2151
2152#[derive(Debug, Clone)]
2153pub struct VisualizationReference {
2154    pub visualization_id: String,
2155    pub visualization_type: String,
2156    pub description: String,
2157}
2158
2159#[derive(Debug, Clone)]
2160pub struct ComparisonRecommendation {
2161    pub recommendation_type: RecommendationType,
2162    pub description: String,
2163    pub confidence: f64,
2164}
2165
2166#[derive(Debug, Clone, Serialize, Deserialize)]
2167pub enum RecommendationType {
2168    BestAlgorithm,
2169    ParameterTuning,
2170    AlgorithmCombination,
2171    ProblemSpecificAdvice,
2172}
2173
2174#[derive(Debug, Clone, Serialize, Deserialize)]
2175pub enum ComparisonMetric {
2176    StatisticalSignificance,
2177    EffectSize,
2178    PerformanceRatio,
2179    ConvergenceRate,
2180    SolutionQuality,
2181}
2182
2183#[derive(Debug, Clone, Serialize, Deserialize)]
2184pub enum StatisticalTest {
2185    TTest,
2186    WilcoxonRankSum,
2187    KruskalWallis,
2188    ChiSquare,
2189    ANOVA,
2190}
2191
2192pub struct StatisticalAnalyzers {
2193    pub hypothesis_tests: Vec<HypothesisTest>,
2194    pub effect_size_calculators: Vec<EffectSizeCalculator>,
2195    pub power_analysis: PowerAnalysis,
2196}
2197
2198pub struct BenchmarkingTools {
2199    pub benchmark_suites: Vec<BenchmarkSuite>,
2200    pub performance_metrics: Vec<PerformanceMetric>,
2201}
2202
2203pub struct ReportGenerators {
2204    pub report_templates: HashMap<String, ReportTemplate>,
2205    pub export_formats: Vec<ReportFormat>,
2206}
2207
2208pub struct DashboardAlertSystem {
2209    pub alert_rules: Vec<DashboardAlertRule>,
2210    pub notification_channels: Vec<NotificationChannel>,
2211}
2212
2213pub struct DashboardLayoutManager {
2214    pub layouts: HashMap<String, DashboardLayout>,
2215    pub current_layout: String,
2216}
2217
2218// Additional stub types
2219#[derive(Debug, Clone)]
2220pub struct HypothesisTest {
2221    pub test_name: String,
2222}
2223#[derive(Debug, Clone)]
2224pub struct EffectSizeCalculator {
2225    pub calculator_name: String,
2226}
2227#[derive(Debug, Clone)]
2228pub struct PowerAnalysis {
2229    pub methods: Vec<String>,
2230}
2231#[derive(Debug, Clone)]
2232pub struct BenchmarkSuite {
2233    pub suite_name: String,
2234}
2235#[derive(Debug, Clone)]
2236pub struct PerformanceMetric {
2237    pub metric_name: String,
2238}
2239#[derive(Debug, Clone)]
2240pub struct ReportTemplate {
2241    pub template_name: String,
2242}
2243#[derive(Debug, Clone, Serialize, Deserialize)]
2244pub enum ReportFormat {
2245    PDF,
2246    HTML,
2247    CSV,
2248    JSON,
2249}
2250#[derive(Debug, Clone)]
2251pub struct DashboardAlertRule {
2252    pub rule_name: String,
2253}
2254#[derive(Debug, Clone, Serialize, Deserialize)]
2255pub enum NotificationChannel {
2256    Email,
2257    SMS,
2258    Webhook,
2259}
2260#[derive(Debug, Clone)]
2261pub struct DashboardLayout {
2262    pub layout_config: String,
2263}
2264
2265#[derive(Debug, Clone)]
2266pub struct EntanglementProcessor {
2267    pub algorithms: Vec<String>,
2268}
2269#[derive(Debug, Clone)]
2270pub struct FidelityProcessor {
2271    pub metrics: Vec<String>,
2272}
2273#[derive(Debug, Clone)]
2274pub struct TomographyProcessor {
2275    pub methods: Vec<String>,
2276}
2277#[derive(Debug, Clone)]
2278pub struct MeasurementProcessor {
2279    pub simulators: Vec<String>,
2280}
2281
2282#[derive(Debug, Clone)]
2283pub struct CircuitEditor {
2284    pub gates: Vec<String>,
2285    pub circuits: HashMap<String, String>,
2286}
2287#[derive(Debug, Clone)]
2288pub struct StateEvolution {
2289    pub evolution_methods: Vec<String>,
2290}
2291#[derive(Debug, Clone)]
2292pub struct MeasurementSimulator {
2293    pub measurement_bases: Vec<String>,
2294}
2295
2296#[derive(Debug, Clone)]
2297pub struct FidelityCalculator {
2298    pub methods: Vec<String>,
2299}
2300#[derive(Debug, Clone)]
2301pub struct DistanceMetrics {
2302    pub metrics: Vec<String>,
2303}
2304#[derive(Debug, Clone)]
2305pub struct VisualizationComparator {
2306    pub comparison_methods: Vec<String>,
2307}
2308
2309#[derive(Debug, Clone)]
2310pub struct DataFeed {
2311    pub feed_id: String,
2312    pub data_source: String,
2313    pub update_frequency: Duration,
2314}
2315
2316/// Create a default advanced visualization manager
2317pub fn create_advanced_visualization_manager() -> AdvancedVisualizationManager {
2318    AdvancedVisualizationManager::new(VisualizationConfig::default())
2319}
2320
2321/// Create a lightweight visualization manager for testing
2322pub fn create_lightweight_visualization_manager() -> AdvancedVisualizationManager {
2323    let config = VisualizationConfig {
2324        interactive_mode: false,
2325        real_time_updates: false,
2326        enable_3d_rendering: false,
2327        quantum_state_viz: false,
2328        performance_dashboard: false,
2329        update_frequency: Duration::from_secs(1),
2330        max_data_points: 1000,
2331        export_formats: vec![ExportFormat::PNG],
2332        rendering_quality: RenderingQuality::Low,
2333        color_schemes: HashMap::new(),
2334    };
2335
2336    AdvancedVisualizationManager::new(config)
2337}