{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:4KHINEVADRFONIM6NZGYOZOVU4","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":"b7ed2bfddb46fc532d91a2c20204d39650db4ed32a2d4ceb8fdc036ba2878351","cross_cats_sorted":["eess.IV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-17T02:25:42Z","title_canon_sha256":"400939a078713f4ebc00bb8bff5ba775e0954417ad144ce4d407f283f9fa289f"},"schema_version":"1.0","source":{"id":"2401.08926","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.08926","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"arxiv_version","alias_value":"2401.08926v2","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.08926","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"pith_short_12","alias_value":"4KHINEVADRFO","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"pith_short_16","alias_value":"4KHINEVADRFONIM6","created_at":"2026-07-05T11:21:30Z"},{"alias_kind":"pith_short_8","alias_value":"4KHINEVA","created_at":"2026-07-05T11:21:30Z"}],"graph_snapshots":[{"event_id":"sha256:5066587305b1904a164a4436d82e783bc30b641b3f192ff99b4c51a2cefe311c","target":"graph","created_at":"2026-07-05T11:21:30Z","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/2401.08926/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The evolution of point cloud processing algorithms necessitates an accurate assessment for their quality. Previous works consistently regard point cloud quality assessment (PCQA) as a MOS regression problem and devise a deterministic mapping, ignoring the stochasticity in generating MOS from subjective tests. This work presents the first probabilistic architecture for no-reference PCQA, motivated by the labeling process of existing datasets. The proposed method can model the quality judging stochasticity of subjects through a tailored conditional variational autoencoder (CVAE) and produces mul","authors_text":"Ge Li, Guoqing Liu, Qicheng Wang, Songlin Fan, Wei Gao, Zhineng Chen","cross_cats":["eess.IV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-17T02:25:42Z","title":"Stochasticity-aware No-Reference Point Cloud Quality Assessment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.08926","kind":"arxiv","version":2},"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:ad719f682c2553c4630edb3334aa7e44e319e2ecf685328f8c6e0aee88d8bdc8","target":"record","created_at":"2026-07-05T11:21:30Z","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":"b7ed2bfddb46fc532d91a2c20204d39650db4ed32a2d4ceb8fdc036ba2878351","cross_cats_sorted":["eess.IV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-17T02:25:42Z","title_canon_sha256":"400939a078713f4ebc00bb8bff5ba775e0954417ad144ce4d407f283f9fa289f"},"schema_version":"1.0","source":{"id":"2401.08926","kind":"arxiv","version":2}},"canonical_sha256":"e28e8692a01c4ae6a19e6e4d8765d5a711f1db7610055196dc514b2db8900f9d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e28e8692a01c4ae6a19e6e4d8765d5a711f1db7610055196dc514b2db8900f9d","first_computed_at":"2026-07-05T11:21:30.868323Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:21:30.868323Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tMKUF7tBOEZSxegQ7Es/bBgXNhURwR6BxKnZdTtdfEyHj15K33NdjFX9LPYWLYaZp3xhwaAoWwfBQAaqVB6EAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:21:30.868769Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.08926","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ad719f682c2553c4630edb3334aa7e44e319e2ecf685328f8c6e0aee88d8bdc8","sha256:5066587305b1904a164a4436d82e783bc30b641b3f192ff99b4c51a2cefe311c"],"state_sha256":"93f8f006dc1b98c630107147670f7a700e10f5d5292c4a1b62d4d15f872f695f"}