Crate uqa_operators 

Document-support, payload, scoring, and fusion operators over posting lists.

Operators form a monoid under composition (Theorem 3.2.3, Paper 1): every concrete operator’s execute returns a PostingList, and ComposedOperator is associative with the empty operator as identity.

Re-exports

pub use aggregation::AggState;

pub use aggregation::AggregateOperator;

pub use aggregation::AggregationMonoid;

pub use aggregation::AvgMonoid;

pub use aggregation::AvgState;

pub use aggregation::CountMonoid;

pub use aggregation::GroupByOperator;

pub use aggregation::MaxMonoid;

pub use aggregation::MinMonoid;

pub use aggregation::QuantileMonoid;

pub use aggregation::SumMonoid;

pub use base::ComposedOperator;

pub use base::Direction as DeepGraphDirection;

pub use base::ExecutionContext;

pub use base::GraphNeighborLookup;

pub use base::Operator;

pub use boolean::ComplementOperator;

pub use boolean::IntersectOperator;

pub use boolean::UnionOperator;

pub use fusion_wrappers::calibrate_query_pool_postings;

pub use fusion_wrappers::fit_pool_calibration;

pub use fusion_wrappers::AttentionFuser;

pub use fusion_wrappers::AttentionFusionOperator;

pub use fusion_wrappers::CalibratedVectorOperator;Deprecated

pub use fusion_wrappers::LearnedFusionOperator;

pub use fusion_wrappers::MultiFieldSearchOperator;

pub use fusion_wrappers::QueryPoolVectorScoreOperator;

pub use fusion_wrappers::RelevantSampleSplit;

pub use hierarchical::eval_path;

pub use hierarchical::parse_path;

pub use hierarchical::project_paths;

pub use hierarchical::unnest_array;

pub use hierarchical::AggregationKind as PathAggKind;

pub use hierarchical::PathAggregateOperator;

pub use hierarchical::PathFilterOperator;

pub use hierarchical::PathProjectOperator;

pub use hierarchical::UnifiedFilterOperator;

pub use hybrid::AdaptivePositiveEvidencePoolOperator;

pub use hybrid::BayesianEvidenceFusionOperator;

pub use hybrid::FacetVectorOperator;

pub use hybrid::HybridTextVectorOperator;

pub use hybrid::IndexScanOperator;

pub use hybrid::ProbBoolFusionOperator;

pub use hybrid::ProbBoolMode as HybridProbBoolMode;

pub use hybrid::ProbNotOperator;

pub use hybrid::RobustPositiveEvidencePoolOperator;

pub use hybrid::SemanticFilterOperator;

pub use hybrid::VectorExclusionOperator;

pub use multi_stage::Cutoff;

pub use multi_stage::MultiStageOperator;

pub use primitive::FacetOperator;

pub use primitive::FilterOperator;

pub use primitive::ScoreOperator;

pub use primitive::SpatialWithinOperator;

pub use primitive::TermOperator;

pub use progressive_fusion::ProgressiveFusionOperator;

pub use sparse::SparseThresholdOperator;

pub use tree::AttentionFuserDyn;

pub use tree::AttentionRef;

pub use tree::DeepFusionAggregation;

pub use tree::DeepFusionLayer;

pub use tree::DeepFusionPoolMethod;

pub use tree::EdgeConstraint;

pub use tree::EdgePatternIR;

pub use tree::ExternalPriorMode;

pub use tree::GatingSpec;

pub use tree::GraphPatternIR;

pub use tree::LearnedFuserDyn;

pub use tree::LearnedFusionRef;

pub use tree::MultiStageCutoff;

pub use tree::MultiStageEntry;

pub use tree::OperatorTree;

pub use tree::PathWeightPredicate;

pub use tree::ProbBoolMode;

pub use tree::ProgressiveFusionEntry;

pub use tree::ScorerRef;

pub use tree::TemporalFilterIR;

pub use tree::TextScoringMode;

pub use tree::TextTopKPlan;

pub use tree::TextTopKStrategy;

pub use tree::VertexConstraint;

pub use tree::VertexPatternIR;

pub use tree::VertexPredicate;

pub use vector::CosineProbabilityOperator;

pub use vector::KNNOperator;

pub use vector::VectorSimilarityOperator;

Modules

aggregation

Aggregation monoids and posting-list aggregate operators.

base

Operator trait, ExecutionContext holding storage backends, and the monoidal ComposedOperator.

boolean

Boolean operators: union, intersect, complement.

fusion_wrappers

Operator-side facades over attention, learned, multi-field, and calibrated vector fusion in the uqa_fusion family.

hierarchical

Hierarchical / nested-document operators (Definitions 5.3.1-5.3.5, Paper 1).

hybrid

Hybrid text + vector operators, exact evidence fusion, and robust retrieval pooling.

multi_stage

Multi-stage retrieval pipeline (Section 9, Paper 4).

primitive

Primitive operators: TermOperator (Definition 3.1.1), FilterOperator (Definition 3.1.4), FacetOperator (Definition 3.1.5), ScoreOperator (Definition 3.1.6).

progressive_fusion

Progressive multi-signal fusion (Section 7, Paper 4).

sparse

Sparse threshold operator (Section 6.5, Paper 4).

tree

Operator tree IR for the planner.

vector

Vector similarity and KNN operators.

Enums

PathSegment

One string-key or integer-index step in a hierarchical-document path.

Type Aliases

PathExpr

A path expression - a sequence of PathSegments navigating a hierarchical document.