{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:BTHN2FU7FPTWC576UWUS47O7J4","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":"9dfdc76b83e963bf16d172104ff21cfd59bbb1abb51477f7a8ae59289986adef","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-04-14T16:51:40Z","title_canon_sha256":"e096ddf09108d6e0a2bc9f3b24b095edf17b27deb9410f34fa8e3188ad9432f3"},"schema_version":"1.0","source":{"id":"1704.04481","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.04481","created_at":"2026-05-18T00:46:21Z"},{"alias_kind":"arxiv_version","alias_value":"1704.04481v1","created_at":"2026-05-18T00:46:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.04481","created_at":"2026-05-18T00:46:21Z"},{"alias_kind":"pith_short_12","alias_value":"BTHN2FU7FPTW","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"BTHN2FU7FPTWC576","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"BTHN2FU7","created_at":"2026-05-18T12:31:08Z"}],"graph_snapshots":[{"event_id":"sha256:c40c0104ed62a401806a7da19fd1aa8edb88efc1038fa212f84de1390f8fe6ed","target":"graph","created_at":"2026-05-18T00:46:21Z","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":"We consider the task of automated estimation of facial expression intensity. This involves estimation of multiple output variables (facial action units --- AUs) that are structurally dependent. Their structure arises from statistically induced co-occurrence patterns of AU intensity levels. Modeling this structure is critical for improving the estimation performance; however, this performance is bounded by the quality of the input features extracted from face images. The goal of this paper is to model these structures and estimate complex feature representations simultaneously by combining cond","authors_text":"Bj\\\"orn Schuller, Maja Pantic, Ognjen (Oggi) Rudovic, Robert Walecki, Vladimir Pavlovic","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-04-14T16:51:40Z","title":"Deep Structured Learning for Facial Action Unit Intensity Estimation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.04481","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:a5c397821aad044700a08276284bd63f69a6abcffc299c097f08d64baaf48a52","target":"record","created_at":"2026-05-18T00:46:21Z","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":"9dfdc76b83e963bf16d172104ff21cfd59bbb1abb51477f7a8ae59289986adef","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-04-14T16:51:40Z","title_canon_sha256":"e096ddf09108d6e0a2bc9f3b24b095edf17b27deb9410f34fa8e3188ad9432f3"},"schema_version":"1.0","source":{"id":"1704.04481","kind":"arxiv","version":1}},"canonical_sha256":"0ccedd169f2be76177fea5a92e7ddf4f075a33dc2646064a833ccd862c4761f3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0ccedd169f2be76177fea5a92e7ddf4f075a33dc2646064a833ccd862c4761f3","first_computed_at":"2026-05-18T00:46:21.583972Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:46:21.583972Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sX/avgQRd9fezcbbSdZzEQZr0eoSrsO2mJimYAxy3j9cOWe541ZVEZRN+ryfVCzRdw1BjWTI4q3n/7CAnKz2Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:46:21.584609Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.04481","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a5c397821aad044700a08276284bd63f69a6abcffc299c097f08d64baaf48a52","sha256:c40c0104ed62a401806a7da19fd1aa8edb88efc1038fa212f84de1390f8fe6ed"],"state_sha256":"d2c0a5bb979803fc32b72e00ae1ad459bebaa332ecbd66f1e6e3637255d975f9"}