{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:DD6W4ZI5FAFB2PIHTVFC64SAY5","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":"4d2cb74b47afa1beb11ad507965eedc90de01136901210c4d94dd723e53e175e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-04-12T05:43:10Z","title_canon_sha256":"f68829f0fa6e2815db2fd8deb66d3ad3408e768d25ac97b0af7424518826023b"},"schema_version":"1.0","source":{"id":"2404.08252","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.08252","created_at":"2026-07-05T08:57:56Z"},{"alias_kind":"arxiv_version","alias_value":"2404.08252v2","created_at":"2026-07-05T08:57:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.08252","created_at":"2026-07-05T08:57:56Z"},{"alias_kind":"pith_short_12","alias_value":"DD6W4ZI5FAFB","created_at":"2026-07-05T08:57:56Z"},{"alias_kind":"pith_short_16","alias_value":"DD6W4ZI5FAFB2PIH","created_at":"2026-07-05T08:57:56Z"},{"alias_kind":"pith_short_8","alias_value":"DD6W4ZI5","created_at":"2026-07-05T08:57:56Z"}],"graph_snapshots":[{"event_id":"sha256:91e67c413726c3bc87e314d4c4b2337935a201225a424baa3c8428e4b7edfd49","target":"graph","created_at":"2026-07-05T08:57:56Z","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/2404.08252/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The latest regularized Neural Radiance Field (NeRF) approaches produce poor geometry and view extrapolation for large scale sparse view scenes, such as ETH3D. Density-based approaches tend to be under-constrained, while surface-based approaches tend to miss details. In this paper, we take a density-based approach, sampling patches instead of individual rays to better incorporate monocular depth and normal estimates and patch-based photometric consistency constraints between training views and sampled virtual views. Loosely constraining densities based on estimated depth aligned to sparse point","authors_text":"Chuhang Zou, Derek Hoiem, Jae Yong Lee, Shenlong Wang, Yuqun Wu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-04-12T05:43:10Z","title":"MonoPatchNeRF: Improving Neural Radiance Fields with Patch-based Monocular Guidance"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.08252","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:d538518c5e8e41b143a669b36a021e9630f826318111cec1a775c450b5338fbb","target":"record","created_at":"2026-07-05T08:57:56Z","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":"4d2cb74b47afa1beb11ad507965eedc90de01136901210c4d94dd723e53e175e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-04-12T05:43:10Z","title_canon_sha256":"f68829f0fa6e2815db2fd8deb66d3ad3408e768d25ac97b0af7424518826023b"},"schema_version":"1.0","source":{"id":"2404.08252","kind":"arxiv","version":2}},"canonical_sha256":"18fd6e651d280a1d3d079d4a2f7240c76356cb39a838cf50e56219404e8fdd3f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"18fd6e651d280a1d3d079d4a2f7240c76356cb39a838cf50e56219404e8fdd3f","first_computed_at":"2026-07-05T08:57:56.092453Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:57:56.092453Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"i+WmpZoLOxgraDnv5IK2s3HANiSQVAHr8nljhYBB0hK7ow13OfIx2UFq3IvH1ZW/oqyA3UCjpHFDlQsa7AccCA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:57:56.093046Z","signed_message":"canonical_sha256_bytes"},"source_id":"2404.08252","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d538518c5e8e41b143a669b36a021e9630f826318111cec1a775c450b5338fbb","sha256:91e67c413726c3bc87e314d4c4b2337935a201225a424baa3c8428e4b7edfd49"],"state_sha256":"81a4541a751a11e6d59809564a5fba29dee38a3a5428ed841295cf7d39a0d334"}