{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:ODALM4VTPEJB4NYXUR72ZSHKNI","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"429b7c6e74ea2839e1075e08f877165cb50ccde4d8a02c905bf1a5f9d561894f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2014-02-08T08:56:46Z","title_canon_sha256":"903ba867d44a1027e051efa978e9fec28da7979541d011caeabd20ed078b9d31"},"schema_version":"1.0","source":{"id":"1402.1835","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.1835","created_at":"2026-05-18T02:59:33Z"},{"alias_kind":"arxiv_version","alias_value":"1402.1835v1","created_at":"2026-05-18T02:59:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.1835","created_at":"2026-05-18T02:59:33Z"},{"alias_kind":"pith_short_12","alias_value":"ODALM4VTPEJB","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_16","alias_value":"ODALM4VTPEJB4NYX","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_8","alias_value":"ODALM4VT","created_at":"2026-05-18T12:28:41Z"}],"graph_snapshots":[{"event_id":"sha256:0aca1a704bd3b610b00dca9696abbcb3373b3b2ab3d129e01c25804eee8f953d","target":"graph","created_at":"2026-05-18T02:59:33Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"In medical research, continuous markers are widely employed in diagnostic tests to distinguish diseased and non-diseased subjects. The accuracy of such diagnostic tests is commonly assessed using the receiver operating characteristic (ROC) curve. To summarize an ROC curve and determine its optimal cut-point, the Youden index is popularly used. In literature, estimation of the Youden index has been widely studied via various statistical modeling strategies on the conditional density. This paper proposes a new model-free estimation method, which directly estimates the covariate-adjusted cut-poin","authors_text":"Junhui Wang, Tu Xu, Yixin Fang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2014-02-08T08:56:46Z","title":"A model-free estimation for the covariate-adjusted Youden index and its associated cut-point"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.1835","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:390d2f64ae8e1a95997c17a453c6e8ec5a27dfbbbf0dca11a6c415e6fecbd70a","target":"record","created_at":"2026-05-18T02:59:33Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"429b7c6e74ea2839e1075e08f877165cb50ccde4d8a02c905bf1a5f9d561894f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2014-02-08T08:56:46Z","title_canon_sha256":"903ba867d44a1027e051efa978e9fec28da7979541d011caeabd20ed078b9d31"},"schema_version":"1.0","source":{"id":"1402.1835","kind":"arxiv","version":1}},"canonical_sha256":"70c0b672b379121e3717a47facc8ea6a346e975db75f77837bd91762c6576b1e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"70c0b672b379121e3717a47facc8ea6a346e975db75f77837bd91762c6576b1e","first_computed_at":"2026-05-18T02:59:33.394134Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:59:33.394134Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kbjQ8hNmSCKcAqhNIWMHdlE6QjW0pQCoav5PLxmWElbsvb6A18Us3tqHCzyZCbd1sH3m/BzR+87r02bpog7BAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:59:33.394859Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.1835","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:390d2f64ae8e1a95997c17a453c6e8ec5a27dfbbbf0dca11a6c415e6fecbd70a","sha256:0aca1a704bd3b610b00dca9696abbcb3373b3b2ab3d129e01c25804eee8f953d"],"state_sha256":"644161f415ffa6a71c4b837ed3770e51c23464ddb3b096d9addedf9e6992ec94"}