{"public_id":"cl_67517724bac233940a8f571adc8f2043","status":"active","superseded_by_public_id":null,"corpus_id":82515951,"text":"A binomial or normal-curve representation of countercurrent distribution data requires choosing the peak tube number by inspection or by successive approximations.","confidence":0.9,"paper":{"corpus_id":82515951,"title":"A Procedure for the Analysis of Countercurrent Distribution Data I. CURVE FITTING, PARAMETER ESTIMATES, AND ERROR ANALYSIS","url":"https://sah.borca.ai/papers/82515951"},"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.9,"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","claim.status","claim.confidence"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"concepts":[{"public_id":"co_0e08d3b28f4d7210516a833f51f0e6a9","name":"peak tube number","description":"The tube index corresponding to the maximum of the observed distribution curve.","types":["parameter"],"url":"https://sah.borca.ai/concepts/co_0e08d3b28f4d7210516a833f51f0e6a9"},{"public_id":"co_59b5d28a13e29a6cb9916bbcfb02d595","name":"binomial distribution","description":"A discrete distribution used as the idealized model for countercurrent distributions across transfer stages.","types":["statistical model"],"url":"https://sah.borca.ai/concepts/co_59b5d28a13e29a6cb9916bbcfb02d595"},{"public_id":"co_7129d1637b38bf177f10d43c6c1abd35","name":"normal curve","description":"A Gaussian-shaped approximation used when many transfer stages have been completed.","types":["statistical model"],"url":"https://sah.borca.ai/concepts/co_7129d1637b38bf177f10d43c6c1abd35"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_67517724bac233940a8f571adc8f2043"}