{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:47KMLUTSV5IJVGTCOFUQ25SBM5","short_pith_number":"pith:47KMLUTS","canonical_record":{"source":{"id":"1701.02797","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-10T21:54:02Z","cross_cats_sorted":[],"title_canon_sha256":"2e1fc4356c98d6e94f0cb176058ee2a3a1b0363c66507c6954a4e872a3d2b1ab","abstract_canon_sha256":"30cbfecbc663e3d0a873645a5bf3cd768f7bfbdc74a0012d655d049110f86ca2"},"schema_version":"1.0"},"canonical_sha256":"e7d4c5d272af509a9a6271690d7641677d70cf433f35a3673b4ba52ff59c5e2a","source":{"kind":"arxiv","id":"1701.02797","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.02797","created_at":"2026-05-18T00:52:33Z"},{"alias_kind":"arxiv_version","alias_value":"1701.02797v2","created_at":"2026-05-18T00:52:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.02797","created_at":"2026-05-18T00:52:33Z"},{"alias_kind":"pith_short_12","alias_value":"47KMLUTSV5IJ","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_16","alias_value":"47KMLUTSV5IJVGTC","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_8","alias_value":"47KMLUTS","created_at":"2026-05-18T12:30:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:47KMLUTSV5IJVGTCOFUQ25SBM5","target":"record","payload":{"canonical_record":{"source":{"id":"1701.02797","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-10T21:54:02Z","cross_cats_sorted":[],"title_canon_sha256":"2e1fc4356c98d6e94f0cb176058ee2a3a1b0363c66507c6954a4e872a3d2b1ab","abstract_canon_sha256":"30cbfecbc663e3d0a873645a5bf3cd768f7bfbdc74a0012d655d049110f86ca2"},"schema_version":"1.0"},"canonical_sha256":"e7d4c5d272af509a9a6271690d7641677d70cf433f35a3673b4ba52ff59c5e2a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:52:33.723276Z","signature_b64":"ZJWIQ1MrYJDicb1CzBwYbwGiE9IbbvLn49Ger0PV4/JN91XEiNWGgvgTZYj+HEHyuG15tSv3ehhtk5eXR//yBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e7d4c5d272af509a9a6271690d7641677d70cf433f35a3673b4ba52ff59c5e2a","last_reissued_at":"2026-05-18T00:52:33.722624Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:52:33.722624Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.02797","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:52:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h6gf669IwZ6pr69f90rgKvcQyV3Mpaod4cnTBwwowDKw9zLdI++ZihB4NXkghOkJXdvwyPD+/yv4EMe6ivBTDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:48:15.369945Z"},"content_sha256":"dab547735e3d0fcd1eb1b2491ba6b8b6dcfde76f378d203b661aa774fe72bc6d","schema_version":"1.0","event_id":"sha256:dab547735e3d0fcd1eb1b2491ba6b8b6dcfde76f378d203b661aa774fe72bc6d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:47KMLUTSV5IJVGTCOFUQ25SBM5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Full-reference image quality assessment-based B-mode ultrasound image similarity measure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Hengxing Cai, Kele Xu, Xi Liu, Zhifeng Gao","submitted_at":"2017-01-10T21:54:02Z","abstract_excerpt":"During the last decades, the number of new full-reference image quality assessment algorithms has been increasing drastically. Yet, despite of the remarkable progress that has been made, the medical ultrasound image similarity measurement remains largely unsolved due to a high level of speckle noise contamination. Potential applications of the ultrasound image similarity measurement seem evident in several aspects. To name a few, ultrasound imaging quality assessment, abnormal function region detection, etc. In this paper, a comparative study was made on full-reference image quality assessment"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.02797","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:52:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cRxYo/VUoz8ZuLYjwQESxO5AI3pVbbFrTBmK7U2/YBV3FwUKKVkyy5JHzmwxBKBrdganLgSs+O6pF592y6TBBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:48:15.370609Z"},"content_sha256":"a949581562d9c209eb2709c5d3f6f355a2dc1dbaa7c7907b4701c863462441f4","schema_version":"1.0","event_id":"sha256:a949581562d9c209eb2709c5d3f6f355a2dc1dbaa7c7907b4701c863462441f4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/47KMLUTSV5IJVGTCOFUQ25SBM5/bundle.json","state_url":"https://pith.science/pith/47KMLUTSV5IJVGTCOFUQ25SBM5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/47KMLUTSV5IJVGTCOFUQ25SBM5/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-30T09:48:15Z","links":{"resolver":"https://pith.science/pith/47KMLUTSV5IJVGTCOFUQ25SBM5","bundle":"https://pith.science/pith/47KMLUTSV5IJVGTCOFUQ25SBM5/bundle.json","state":"https://pith.science/pith/47KMLUTSV5IJVGTCOFUQ25SBM5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/47KMLUTSV5IJVGTCOFUQ25SBM5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:47KMLUTSV5IJVGTCOFUQ25SBM5","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":"30cbfecbc663e3d0a873645a5bf3cd768f7bfbdc74a0012d655d049110f86ca2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-10T21:54:02Z","title_canon_sha256":"2e1fc4356c98d6e94f0cb176058ee2a3a1b0363c66507c6954a4e872a3d2b1ab"},"schema_version":"1.0","source":{"id":"1701.02797","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.02797","created_at":"2026-05-18T00:52:33Z"},{"alias_kind":"arxiv_version","alias_value":"1701.02797v2","created_at":"2026-05-18T00:52:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.02797","created_at":"2026-05-18T00:52:33Z"},{"alias_kind":"pith_short_12","alias_value":"47KMLUTSV5IJ","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_16","alias_value":"47KMLUTSV5IJVGTC","created_at":"2026-05-18T12:30:58Z"},{"alias_kind":"pith_short_8","alias_value":"47KMLUTS","created_at":"2026-05-18T12:30:58Z"}],"graph_snapshots":[{"event_id":"sha256:a949581562d9c209eb2709c5d3f6f355a2dc1dbaa7c7907b4701c863462441f4","target":"graph","created_at":"2026-05-18T00:52:33Z","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":"During the last decades, the number of new full-reference image quality assessment algorithms has been increasing drastically. Yet, despite of the remarkable progress that has been made, the medical ultrasound image similarity measurement remains largely unsolved due to a high level of speckle noise contamination. Potential applications of the ultrasound image similarity measurement seem evident in several aspects. To name a few, ultrasound imaging quality assessment, abnormal function region detection, etc. In this paper, a comparative study was made on full-reference image quality assessment","authors_text":"Hengxing Cai, Kele Xu, Xi Liu, Zhifeng Gao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-10T21:54:02Z","title":"Full-reference image quality assessment-based B-mode ultrasound image similarity measure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.02797","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:dab547735e3d0fcd1eb1b2491ba6b8b6dcfde76f378d203b661aa774fe72bc6d","target":"record","created_at":"2026-05-18T00:52:33Z","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":"30cbfecbc663e3d0a873645a5bf3cd768f7bfbdc74a0012d655d049110f86ca2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-10T21:54:02Z","title_canon_sha256":"2e1fc4356c98d6e94f0cb176058ee2a3a1b0363c66507c6954a4e872a3d2b1ab"},"schema_version":"1.0","source":{"id":"1701.02797","kind":"arxiv","version":2}},"canonical_sha256":"e7d4c5d272af509a9a6271690d7641677d70cf433f35a3673b4ba52ff59c5e2a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e7d4c5d272af509a9a6271690d7641677d70cf433f35a3673b4ba52ff59c5e2a","first_computed_at":"2026-05-18T00:52:33.722624Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:33.722624Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZJWIQ1MrYJDicb1CzBwYbwGiE9IbbvLn49Ger0PV4/JN91XEiNWGgvgTZYj+HEHyuG15tSv3ehhtk5eXR//yBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:33.723276Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.02797","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dab547735e3d0fcd1eb1b2491ba6b8b6dcfde76f378d203b661aa774fe72bc6d","sha256:a949581562d9c209eb2709c5d3f6f355a2dc1dbaa7c7907b4701c863462441f4"],"state_sha256":"2f82d3773bb2a84db917435b5f9d2cfb3104db95b977ed28886fb56c13eeb8cc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NgTbFbKmr285NJxGVT+E80P6WgyRX3SKEpz2gguEy6hRMy1QNFZ/4JgLi4X81CyBkHc4Eg6ePvn8ozOCPQUQAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T09:48:15.373951Z","bundle_sha256":"e205033c2686b45d8ec9780434b17cafe362d57ee79b9ceab304467d6abe8d13"}}