Struct TransformationMetrics 

pub struct TransformationMetrics {
    pub name: String,
    pub start_time: Option<Instant>,
    pub end_time: Option<Instant>,
    pub duration_ms: Option<f64>,
    pub input_shape: (usize, usize),
    pub output_shape: (usize, usize),
    pub memory_bytes: Option<usize>,
    pub input_nan_count: usize,
    pub output_nan_count: usize,
    pub success: bool,
    pub error_message: Option<String>,
    pub custom_metrics: HashMap<String, f64>,
}

Transformation metrics collected during preprocessing

Fields

name: String

Transformation name

start_time: Option<Instant>

Start time

end_time: Option<Instant>

End time

duration_ms: Option<f64>

Duration in milliseconds

input_shape: (usize, usize)

Input shape (rows, cols)

output_shape: (usize, usize)

Output shape (rows, cols)

memory_bytes: Option<usize>

Memory usage in bytes

input_nan_count: usize

Number of NaN values in input

output_nan_count: usize

Number of NaN values in output

success: bool

Transformation success

error_message: Option<String>

Error message if failed

custom_metrics: HashMap<String, f64>

Custom metrics

Implementations

impl TransformationMetrics

pub fn new(name: String, input_shape: (usize, usize)) -> Self

Create new transformation metrics

pub fn start(&mut self)

Mark transformation as started

pub fn complete(&mut self, output_shape: (usize, usize))

Mark transformation as completed

pub fn fail(&mut self, error: String)

Mark transformation as failed

pub fn add_metric(&mut self, name: String, value: f64)

Add custom metric

pub fn throughput(&self) -> Option<f64>

Get throughput (elements per second)

pub fn memory_efficiency(&self) -> Option<f64>

Get memory efficiency (bytes per element)

Trait Implementations

impl Clone for TransformationMetrics

fn clone(&self) -> TransformationMetrics

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TransformationMetrics

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.