{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:RAWKF66C4ASCDEI7L2Z5ATBTUD","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":"681fb4749973fe6f7afcd8c2c34af439a65abf44b4ac901bca562c6c7e55672a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-08-14T22:39:02Z","title_canon_sha256":"edea8cc07b68a557b9b200f0fff3f943097613aa94f7edbf7ddcea82b2820871"},"schema_version":"1.0","source":{"id":"2208.06933","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.06933","created_at":"2026-07-05T04:48:22Z"},{"alias_kind":"arxiv_version","alias_value":"2208.06933v1","created_at":"2026-07-05T04:48:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.06933","created_at":"2026-07-05T04:48:22Z"},{"alias_kind":"pith_short_12","alias_value":"RAWKF66C4ASC","created_at":"2026-07-05T04:48:22Z"},{"alias_kind":"pith_short_16","alias_value":"RAWKF66C4ASCDEI7","created_at":"2026-07-05T04:48:22Z"},{"alias_kind":"pith_short_8","alias_value":"RAWKF66C","created_at":"2026-07-05T04:48:22Z"}],"graph_snapshots":[{"event_id":"sha256:4a85677a3893d1eabd5ab4d6921b8907edea08cb421a5032c7c8be0c41304891","target":"graph","created_at":"2026-07-05T04:48:22Z","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/2208.06933/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Visual (re)localization addresses the problem of estimating the 6-DoF (Degree of Freedom) camera pose of a query image captured in a known scene, which is a key building block of many computer vision and robotics applications. Recent advances in structure-based localization solve this problem by memorizing the mapping from image pixels to scene coordinates with neural networks to build 2D-3D correspondences for camera pose optimization. However, such memorization requires training by amounts of posed images in each scene, which is heavy and inefficient. On the contrary, few-shot images are usu","authors_text":"Baoquan Chen, Juho Kannala, Marc Pollefeys, Shuzhe Wang, Siyan Dong, Yixin Zhuang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-08-14T22:39:02Z","title":"Visual Localization via Few-Shot Scene Region Classification"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.06933","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":"sha256:3f065c75f1a1b2d6954a482849d573d214f10c7db7402b94393d7a8961a5476a","target":"record","created_at":"2026-07-05T04:48:22Z","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":"681fb4749973fe6f7afcd8c2c34af439a65abf44b4ac901bca562c6c7e55672a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-08-14T22:39:02Z","title_canon_sha256":"edea8cc07b68a557b9b200f0fff3f943097613aa94f7edbf7ddcea82b2820871"},"schema_version":"1.0","source":{"id":"2208.06933","kind":"arxiv","version":1}},"canonical_sha256":"882ca2fbc2e02421911f5eb3d04c33a0dda65cce7aa783b08e2a57b46cd81e3c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"882ca2fbc2e02421911f5eb3d04c33a0dda65cce7aa783b08e2a57b46cd81e3c","first_computed_at":"2026-07-05T04:48:22.278394Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:48:22.278394Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NUjCWivzqF71ijf7bdifXgmTrC2FDhn2zhykedgIJDO+GKiyZ9e1MUry5o0yoYtOQCPgZHQS7965mZOfAD/dAA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:48:22.278789Z","signed_message":"canonical_sha256_bytes"},"source_id":"2208.06933","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3f065c75f1a1b2d6954a482849d573d214f10c7db7402b94393d7a8961a5476a","sha256:4a85677a3893d1eabd5ab4d6921b8907edea08cb421a5032c7c8be0c41304891"],"state_sha256":"5988d582ecd9447138ab7dd6c94900d537bb463b84faa1433f21b840b36f919e"}