Choose which metric to optimize for CrossEncoder
#2628
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Inspired by issue #2624 and Huggingface Trainer's
metric_for_best_model, I thought it would be a nice addition to choose which metric an evaluator should optimize.PR Overview
The PR adds functionality for choosing the optimized metric for all
CrossEncoder.evaluationclasses which calculate multiple metrics.Details
return_metricparameter toCEBinaryClassificationEvaluatorreturn_metricparameter toCECorrelationEvaluatorreturn_metricparameter toCERerankingEvaluator