{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:7HJGBRN74M2FYPCUFFHNLAQ5WS","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":"8d8c2fd584a181f6faa97bf02936586445ffb2527e624f2f38e590d6a408ffea","cross_cats_sorted":["cs.LG","eess.IV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-12-03T11:59:55Z","title_canon_sha256":"9989dc1e7f821d824ff9643c969cf8696e13efac947fbeefe2034cb3b43478f1"},"schema_version":"1.0","source":{"id":"1912.01326","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.01326","created_at":"2026-07-05T00:51:20Z"},{"alias_kind":"arxiv_version","alias_value":"1912.01326v3","created_at":"2026-07-05T00:51:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.01326","created_at":"2026-07-05T00:51:20Z"},{"alias_kind":"pith_short_12","alias_value":"7HJGBRN74M2F","created_at":"2026-07-05T00:51:20Z"},{"alias_kind":"pith_short_16","alias_value":"7HJGBRN74M2FYPCU","created_at":"2026-07-05T00:51:20Z"},{"alias_kind":"pith_short_8","alias_value":"7HJGBRN7","created_at":"2026-07-05T00:51:20Z"}],"graph_snapshots":[{"event_id":"sha256:dae8ff53929b898f1c79d6b965689482fdf3f71a1685c8ec3b64fa9317408d5b","target":"graph","created_at":"2026-07-05T00:51:20Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1912.01326/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In video understanding, action spotting consists in temporally localizing human-induced events annotated with single timestamps. In this paper, we propose a novel loss function that specifically considers the temporal context naturally present around each action, rather than focusing on the single annotated frame to spot. We benchmark our loss on a large dataset of soccer videos, SoccerNet, and achieve an improvement of 12.8% over the baseline. We show the generalization capability of our loss for generic activity proposals and detection on ActivityNet, by spotting the beginning and the end of","authors_text":"Adrien Deli\\`ege, Anthony Cioppa, Bernard Ghanem, Marc Van Droogenbroeck, Rikke Gade, Silvio Giancola, Thomas B. Moeslund","cross_cats":["cs.LG","eess.IV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-12-03T11:59:55Z","title":"A Context-Aware Loss Function for Action Spotting in Soccer Videos"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.01326","kind":"arxiv","version":3},"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":"sha256:20528809cc9f22530e4fb58077e7d11d2ae102a91a2c4e93b20f3815cde1e1a0","target":"record","created_at":"2026-07-05T00:51:20Z","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":"8d8c2fd584a181f6faa97bf02936586445ffb2527e624f2f38e590d6a408ffea","cross_cats_sorted":["cs.LG","eess.IV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-12-03T11:59:55Z","title_canon_sha256":"9989dc1e7f821d824ff9643c969cf8696e13efac947fbeefe2034cb3b43478f1"},"schema_version":"1.0","source":{"id":"1912.01326","kind":"arxiv","version":3}},"canonical_sha256":"f9d260c5bfe3345c3c54294ed5821db4965524063e0c0de165fc5c8d44417d85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f9d260c5bfe3345c3c54294ed5821db4965524063e0c0de165fc5c8d44417d85","first_computed_at":"2026-07-05T00:51:20.817196Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:51:20.817196Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zZqS+f3l3D2ytmgHOI7F9laD7eP3wMifR4MF+S0z8xnXhCT6D+mLChZ99TDeHtzxgVgR6ZrHrQFZfdvkjrtjBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:51:20.817643Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.01326","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:20528809cc9f22530e4fb58077e7d11d2ae102a91a2c4e93b20f3815cde1e1a0","sha256:dae8ff53929b898f1c79d6b965689482fdf3f71a1685c8ec3b64fa9317408d5b"],"state_sha256":"3573aa326d256d72b2947453f8844dafe497ce7db9456463273a5e1182b4450b"}