{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:NJCMUDQCGQW7H77HTYP26FW36S","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":"a2dcbde953ae80d2f015f96e5dc436c715a3abbb6575cf129156c5277dc4ea91","cross_cats_sorted":["stat.AP","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2011-05-09T03:54:34Z","title_canon_sha256":"68ddbcde6e394445769894008bf6755e7a85ef74ccaaa3e30c5ac44f73b1be94"},"schema_version":"1.0","source":{"id":"1105.1575","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.1575","created_at":"2026-05-18T04:22:39Z"},{"alias_kind":"arxiv_version","alias_value":"1105.1575v1","created_at":"2026-05-18T04:22:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.1575","created_at":"2026-05-18T04:22:39Z"},{"alias_kind":"pith_short_12","alias_value":"NJCMUDQCGQW7","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"NJCMUDQCGQW7H77H","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"NJCMUDQC","created_at":"2026-05-18T12:26:37Z"}],"graph_snapshots":[{"event_id":"sha256:2f5e56ae0dcb3d6f78588ec19a1b5c87cf6a336368fdd02b7795d369eae65a9d","target":"graph","created_at":"2026-05-18T04:22:39Z","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":"The receiver operating characteristic (ROC) curve is a very useful tool for analyzing the diagnostic/classification power of instruments/classification schemes as long as a binary-scale gold standard is available. When the gold standard is continuous and there is no confirmative threshold, ROC curve becomes less useful. Hence, there are several extensions proposed for evaluating the diagnostic potential of variables of interest. However, due to the computational difficulties of these nonparametric based extensions, they are not easy to be used for finding the optimal combination of variables t","authors_text":"Yuan-chin Ivan Chang, Zhanfeng Wang","cross_cats":["stat.AP","stat.ML"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2011-05-09T03:54:34Z","title":"Evaluating the diagnostic powers of variables and their linear combinations when the gold standard is continuous"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.1575","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":"sha256:2408b5ec4948952fe6d852bb7b9fee1b918341085286afbaa56b3a572768b147","target":"record","created_at":"2026-05-18T04:22:39Z","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":"a2dcbde953ae80d2f015f96e5dc436c715a3abbb6575cf129156c5277dc4ea91","cross_cats_sorted":["stat.AP","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2011-05-09T03:54:34Z","title_canon_sha256":"68ddbcde6e394445769894008bf6755e7a85ef74ccaaa3e30c5ac44f73b1be94"},"schema_version":"1.0","source":{"id":"1105.1575","kind":"arxiv","version":1}},"canonical_sha256":"6a44ca0e02342df3ffe79e1faf16dbf48a5ef4c2382f995ec760369856529daa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a44ca0e02342df3ffe79e1faf16dbf48a5ef4c2382f995ec760369856529daa","first_computed_at":"2026-05-18T04:22:39.160190Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:22:39.160190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3UwYfHGF1NLQxJqNyDr3mC92aOpcQ2jI/BVosecfaFV/fnSArpeGIBR+5vTzt3rwVtbmlk3fDPJ8FspHaIH9BA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:22:39.160630Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.1575","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2408b5ec4948952fe6d852bb7b9fee1b918341085286afbaa56b3a572768b147","sha256:2f5e56ae0dcb3d6f78588ec19a1b5c87cf6a336368fdd02b7795d369eae65a9d"],"state_sha256":"5ecdbd883677a9090820329a7e7498ee4245711b8c32e81417f6a4cf8c1288f2"}