{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:2HCNAYG6KJGAR5EGLFOPY7JV5D","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":"a22f97bb58fa10894f53f6533c0046bff8ecb66dc921a44f55fc4804607bb987","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-11-30T20:05:55Z","title_canon_sha256":"d4de7382f79646e27b079bfd53a0b4df0aa60cbb41a85f572e447966ba81e156"},"schema_version":"1.0","source":{"id":"1611.10336","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.10336","created_at":"2026-05-18T00:56:10Z"},{"alias_kind":"arxiv_version","alias_value":"1611.10336v1","created_at":"2026-05-18T00:56:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.10336","created_at":"2026-05-18T00:56:10Z"},{"alias_kind":"pith_short_12","alias_value":"2HCNAYG6KJGA","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"2HCNAYG6KJGAR5EG","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"2HCNAYG6","created_at":"2026-05-18T12:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:0c5ec3e333530f7c4fd1c39b4eb3f28533d77a772cb1615f8a53256b0bfda82a","target":"graph","created_at":"2026-05-18T00:56:10Z","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"},"paper":{"abstract_excerpt":"3-D image registration, which involves aligning two or more images, is a critical step in a variety of medical applications from diagnosis to therapy. Image registration is commonly performed by optimizing an image matching metric as a cost function. However, this task is challenging due to the non-convex nature of the matching metric over the plausible registration parameter space and insufficient approaches for a robust optimization. As a result, current approaches are often customized to a specific problem and sensitive to image quality and artifacts. In this paper, we propose a completely ","authors_text":"Ali Kamen, Dorin Comaniciu, Pierre de Tournemire, Rui Liao, Sasa Grbic, Shun Miao, Tommaso Mansi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-11-30T20:05:55Z","title":"An Artificial Agent for Robust Image Registration"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.10336","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:e15a72a45e33c285818cdf7d06e9088c57a11390959a57b5376b9a656eecdf86","target":"record","created_at":"2026-05-18T00:56:10Z","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":"a22f97bb58fa10894f53f6533c0046bff8ecb66dc921a44f55fc4804607bb987","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-11-30T20:05:55Z","title_canon_sha256":"d4de7382f79646e27b079bfd53a0b4df0aa60cbb41a85f572e447966ba81e156"},"schema_version":"1.0","source":{"id":"1611.10336","kind":"arxiv","version":1}},"canonical_sha256":"d1c4d060de524c08f486595cfc7d35e8eb13b9ba82fd9ef67644e527832c032a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d1c4d060de524c08f486595cfc7d35e8eb13b9ba82fd9ef67644e527832c032a","first_computed_at":"2026-05-18T00:56:10.731453Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:56:10.731453Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6UTHhkDLS5eNgo8y9tdE4YOofV2Un5ywM9xV9U3yb7T/u5j4ZMQQQdzFhdXL/k4wCbJIAKEXvuBSkv7lu2P+Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:56:10.731876Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.10336","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e15a72a45e33c285818cdf7d06e9088c57a11390959a57b5376b9a656eecdf86","sha256:0c5ec3e333530f7c4fd1c39b4eb3f28533d77a772cb1615f8a53256b0bfda82a"],"state_sha256":"9ca416005c73b6caaab0175fe871183306f696d909b4e83127241e78d84fcc7d"}