{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:ARBR5TGLMHGDQNV74YJQJFLC5D","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":"467be1a79e86b1704393d1ad8ced4d44239e7411ead3843269dc98a1b084d1a4","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-03-21T06:54:18Z","title_canon_sha256":"f12a80b86c6975b6d108687e09664ce5279eaeb5824a70050d8b93e5c90f0f1f"},"schema_version":"1.0","source":{"id":"2303.11630","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.11630","created_at":"2026-07-05T06:33:44Z"},{"alias_kind":"arxiv_version","alias_value":"2303.11630v3","created_at":"2026-07-05T06:33:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.11630","created_at":"2026-07-05T06:33:44Z"},{"alias_kind":"pith_short_12","alias_value":"ARBR5TGLMHGD","created_at":"2026-07-05T06:33:44Z"},{"alias_kind":"pith_short_16","alias_value":"ARBR5TGLMHGDQNV7","created_at":"2026-07-05T06:33:44Z"},{"alias_kind":"pith_short_8","alias_value":"ARBR5TGL","created_at":"2026-07-05T06:33:44Z"}],"graph_snapshots":[{"event_id":"sha256:4294663b6e6affd87fca727e1ce51676e439c9445fdbbda02633a74480cd8abf","target":"graph","created_at":"2026-07-05T06:33:44Z","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/2303.11630/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Box-supervised instance segmentation has gained much attention as it requires only simple box annotations instead of costly mask or polygon annotations. However, existing box-supervised instance segmentation models mainly focus on mask-based frameworks. We propose a new end-to-end training technique, termed BoxSnake, to achieve effective polygonal instance segmentation using only box annotations for the first time. Our method consists of two loss functions: (1) a point-based unary loss that constrains the bounding box of predicted polygons to achieve coarse-grained segmentation; and (2) a dist","authors_text":"Lin Song, Rui Yang, Xiu Li, Yixiao Ge","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-03-21T06:54:18Z","title":"BoxSnake: Polygonal Instance Segmentation with Box Supervision"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.11630","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:c7825334eccad02900cdc63ddd94de5e4035922ac403b5bc27a0ec70e01c0086","target":"record","created_at":"2026-07-05T06:33:44Z","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":"467be1a79e86b1704393d1ad8ced4d44239e7411ead3843269dc98a1b084d1a4","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-03-21T06:54:18Z","title_canon_sha256":"f12a80b86c6975b6d108687e09664ce5279eaeb5824a70050d8b93e5c90f0f1f"},"schema_version":"1.0","source":{"id":"2303.11630","kind":"arxiv","version":3}},"canonical_sha256":"04431ecccb61cc3836bfe613049562e8c52481cea27d039e7cd572566d39147b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"04431ecccb61cc3836bfe613049562e8c52481cea27d039e7cd572566d39147b","first_computed_at":"2026-07-05T06:33:44.438031Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:33:44.438031Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qytaiAyQqitcv5XzI5dMW5Be3oy4OpjLrgHvNMcCE+npNdDVMW7qYkDcigh2D128IqTyx46UkycTJA/AYZOWBA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:33:44.438452Z","signed_message":"canonical_sha256_bytes"},"source_id":"2303.11630","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c7825334eccad02900cdc63ddd94de5e4035922ac403b5bc27a0ec70e01c0086","sha256:4294663b6e6affd87fca727e1ce51676e439c9445fdbbda02633a74480cd8abf"],"state_sha256":"e83fd9dcb080f43e929d71dff37dfcc46543c963361c31c0e9f5fc461e64a83f"}