{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:DIA4YLCSBVVBP54JMZFFZXD4CZ","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":"14628fad2058649f00a200a28d78956f47f1343e1f88185c88ae0c7f5dd18dea","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2014-05-16T21:13:01Z","title_canon_sha256":"82539ddde68615c348dd6e8b7a2497ffc6cbf2107a52ab8d6bcc82c4ff5bb52f"},"schema_version":"1.0","source":{"id":"1405.4308","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.4308","created_at":"2026-05-18T02:51:41Z"},{"alias_kind":"arxiv_version","alias_value":"1405.4308v1","created_at":"2026-05-18T02:51:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.4308","created_at":"2026-05-18T02:51:41Z"},{"alias_kind":"pith_short_12","alias_value":"DIA4YLCSBVVB","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"DIA4YLCSBVVBP54J","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"DIA4YLCS","created_at":"2026-05-18T12:28:25Z"}],"graph_snapshots":[{"event_id":"sha256:368f8583b6ffd6cd6b0bcfbceec3c045a9a7e877c2b2611170f4589da79f553e","target":"graph","created_at":"2026-05-18T02:51:41Z","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":"Classification is one of the core problems in Computer-Aided Diagnosis (CAD), targeting for early cancer detection using 3D medical imaging interpretation. High detection sensitivity with desirably low false positive (FP) rate is critical for a CAD system to be accepted as a valuable or even indispensable tool in radiologists' workflow. Given various spurious imagery noises which cause observation uncertainties, this remains a very challenging task. In this paper, we propose a novel, two-tiered coarse-to-fine (CTF) classification cascade framework to tackle this problem. We first obtain classi","authors_text":"Le Lu, Meizhu Liu, Shipeng Yu, Xiaojing Ye","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2014-05-16T21:13:01Z","title":"Coarse-to-Fine Classification via Parametric and Nonparametric Models for Computer-Aided Diagnosis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.4308","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":"sha256:30316f43cdc1a3de85395cad392daf2f74b099c58191ec177062e45ed9533048","target":"record","created_at":"2026-05-18T02:51:41Z","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":"14628fad2058649f00a200a28d78956f47f1343e1f88185c88ae0c7f5dd18dea","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2014-05-16T21:13:01Z","title_canon_sha256":"82539ddde68615c348dd6e8b7a2497ffc6cbf2107a52ab8d6bcc82c4ff5bb52f"},"schema_version":"1.0","source":{"id":"1405.4308","kind":"arxiv","version":1}},"canonical_sha256":"1a01cc2c520d6a17f789664a5cdc7c1672656e59cd0a72d99d2c32655506527a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a01cc2c520d6a17f789664a5cdc7c1672656e59cd0a72d99d2c32655506527a","first_computed_at":"2026-05-18T02:51:41.188239Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:51:41.188239Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"czbTQasV2IJWOOMpNHidW7wrgK4cBf4cU07M89CH+xWSGKGnhJ1po7yMcLgoskNFtC2ROKrj8Sspvhxt2TBgCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:51:41.188740Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.4308","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:30316f43cdc1a3de85395cad392daf2f74b099c58191ec177062e45ed9533048","sha256:368f8583b6ffd6cd6b0bcfbceec3c045a9a7e877c2b2611170f4589da79f553e"],"state_sha256":"341ff3dd6084bef4d9b0c090c82610b2e2b28f5eec9997b3b5994081618bf7cb"}