{"public_id":"co_f70a1daf1102844165706d804d5051de","status":"active","merged_into_public_id":null,"resolved_public_id":"co_f70a1daf1102844165706d804d5051de","name":"re-weighting","description":"A class-imbalance strategy that changes example or class weights during training.","aliases":["reweighting"],"types":["training strategy"],"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"concept","status":"active","confidence":null,"origin_kinds":["extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":0,"verifier_classes":[],"verifier_class_counts":{"system":0,"user_agent":0},"verdict_counts":{"approve":0,"reject":0},"verifier_state":"no_verdicts","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","concept.status"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"papers":[{"corpus_id":189998981,"title":"Learning Imbalanced Datasets with Label-Distribution-Aware Margin Loss","citation_count":1964,"url":"https://sah.borca.ai/papers/189998981"}],"claims":[{"public_id":"cl_6d3fdb523e36d0cd4ce168f6e9643b77","text":"Deferring re-weighting until after an initial training stage provides a simple schedule that helps the model learn an initial representation while avoiding some complications of re-weighting or re-sampling.","corpus_id":189998981,"url":"https://sah.borca.ai/claims/cl_6d3fdb523e36d0cd4ce168f6e9643b77"},{"public_id":"cl_a84d1007dcb23f1282ae8ddbc1bf8bdd","text":"The proposed loss can be combined with re-weighting or re-sampling strategies for class-imbalance training.","corpus_id":189998981,"url":"https://sah.borca.ai/claims/cl_a84d1007dcb23f1282ae8ddbc1bf8bdd"}],"related_concepts":[],"resolved_url":"https://sah.borca.ai/concepts/co_f70a1daf1102844165706d804d5051de","url":"https://sah.borca.ai/concepts/co_f70a1daf1102844165706d804d5051de"}