ignite.contrib.metrics

Contrib module metrics

AveragePrecision	Computes Average Precision accumulating predictions and the ground-truth during an epoch and applying sklearn.metrics.average_precision_score .
CohenKappa	Compute different types of Cohen’s Kappa: Non-Wieghted, Linear, Quadratic.
GpuInfo	Provides GPU information: a) used memory percentage, b) gpu utilization percentage values as Metric on each iterations.
PrecisionRecallCurve	Compute precision-recall pairs for different probability thresholds for binary classification task by accumulating predictions and the ground-truth during an epoch and applying sklearn.metrics.precision_recall_curve .
ROC_AUC	Computes Area Under the Receiver Operating Characteristic Curve (ROC AUC) accumulating predictions and the ground-truth during an epoch and applying sklearn.metrics.roc_auc_score .
RocCurve	Compute Receiver operating characteristic (ROC) for binary classification task by accumulating predictions and the ground-truth during an epoch and applying sklearn.metrics.roc_curve .

Regression metrics

Module ignite.contrib.metrics.regression provides implementations of metrics useful for regression tasks. Definitions of metrics are based on Botchkarev 2018, page 30 “Appendix 2. Metrics mathematical definitions”.

Complete list of metrics:

CanberraMetric	Calculates the Canberra Metric.
FractionalAbsoluteError	Calculates the Fractional Absolute Error.
FractionalBias	Calculates the Fractional Bias.
GeometricMeanAbsoluteError	Calculates the Geometric Mean Absolute Error.
GeometricMeanRelativeAbsoluteError	Calculates the Geometric Mean Relative Absolute Error.
ManhattanDistance	Calculates the Manhattan Distance.
MaximumAbsoluteError	Calculates the Maximum Absolute Error.
MeanAbsoluteRelativeError	Calculate Mean Absolute Relative Error.
MeanError	Calculates the Mean Error.
MeanNormalizedBias	Calculates the Mean Normalized Bias.
MedianAbsoluteError	Calculates the Median Absolute Error.
MedianAbsolutePercentageError	Calculates the Median Absolute Percentage Error.
MedianRelativeAbsoluteError	Calculates the Median Relative Absolute Error.
R2Score	Calculates the R-Squared, the coefficient of determination.
WaveHedgesDistance	Calculates the Wave Hedges Distance.