{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:NXB2TY6DSSZRD3MEZEIFPCY2YU","short_pith_number":"pith:NXB2TY6D","canonical_record":{"source":{"id":"2007.15874","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-07-31T07:10:21Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"d8e39f128ba5cd64bcea5902a382a4765545f0f881a3f84a8cf39ca55d2e0714","abstract_canon_sha256":"23c87ca7e34e4b4ccb98aad94c9828c57f66884ecc26ed3302507c5dd267cf91"},"schema_version":"1.0"},"canonical_sha256":"6dc3a9e3c394b311ed84c910578b1ac53f5a79f58d9d780ddea337735aa6ab26","source":{"kind":"arxiv","id":"2007.15874","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.15874","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"arxiv_version","alias_value":"2007.15874v1","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.15874","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"pith_short_12","alias_value":"NXB2TY6DSSZR","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"pith_short_16","alias_value":"NXB2TY6DSSZRD3ME","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"pith_short_8","alias_value":"NXB2TY6D","created_at":"2026-07-05T01:23:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:NXB2TY6DSSZRD3MEZEIFPCY2YU","target":"record","payload":{"canonical_record":{"source":{"id":"2007.15874","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-07-31T07:10:21Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"d8e39f128ba5cd64bcea5902a382a4765545f0f881a3f84a8cf39ca55d2e0714","abstract_canon_sha256":"23c87ca7e34e4b4ccb98aad94c9828c57f66884ecc26ed3302507c5dd267cf91"},"schema_version":"1.0"},"canonical_sha256":"6dc3a9e3c394b311ed84c910578b1ac53f5a79f58d9d780ddea337735aa6ab26","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:23:39.333245Z","signature_b64":"6oeFT63QB6DrX/j19WOxk8b402ptl3IuJR4N/MyUrMATS2g9lTuNY2wsyznKaBPFG2g2o2PW1I/e624ojcDxAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6dc3a9e3c394b311ed84c910578b1ac53f5a79f58d9d780ddea337735aa6ab26","last_reissued_at":"2026-07-05T01:23:39.332827Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:23:39.332827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2007.15874","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:23:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VpsSZqd28syFIqMF9c+97Yw2niItFwv1N2gNTa/DK12/G3Vw8qcD4SvZIVOQ6OaW0ytu6QfEC+k4q0vHOHNlCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T19:03:12.142912Z"},"content_sha256":"80724a81400131fd208d4f05dd0b16b5c96eee2057b4ff383d87872b35cabe38","schema_version":"1.0","event_id":"sha256:80724a81400131fd208d4f05dd0b16b5c96eee2057b4ff383d87872b35cabe38"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:NXB2TY6DSSZRD3MEZEIFPCY2YU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Residual-CycleGAN based Camera Adaptation for Robust Diabetic Retinopathy Screening","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"eess.IV","authors_text":"Binghong Wu, Dalu Yang, Lei Wang, Tiantian Huang, Yanwu Xu, Yehui Yang","submitted_at":"2020-07-31T07:10:21Z","abstract_excerpt":"There are extensive researches focusing on automated diabetic reti-nopathy (DR) detection from fundus images. However, the accuracy drop is ob-served when applying these models in real-world DR screening, where the fun-dus camera brands are different from the ones used to capture the training im-ages. How can we train a classification model on labeled fundus images ac-quired from only one camera brand, yet still achieves good performance on im-ages taken by other brands of cameras? In this paper, we quantitatively verify the impact of fundus camera brands related domain shift on the performanc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.15874","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2007.15874/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:23:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U8sbXyNQmN5DpQqC8juBdCeGx+aLKBJc7h/Ob02B8jwbmiumr4sweECAXzC35SHUqW1FiOY48uj/+IlAZHY+AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T19:03:12.143748Z"},"content_sha256":"332762d8964bd3b590a325f574d4f51997dd012fa306b8664572b44faaea4db6","schema_version":"1.0","event_id":"sha256:332762d8964bd3b590a325f574d4f51997dd012fa306b8664572b44faaea4db6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NXB2TY6DSSZRD3MEZEIFPCY2YU/bundle.json","state_url":"https://pith.science/pith/NXB2TY6DSSZRD3MEZEIFPCY2YU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NXB2TY6DSSZRD3MEZEIFPCY2YU/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":"2026-08-04T19:03:12Z","links":{"resolver":"https://pith.science/pith/NXB2TY6DSSZRD3MEZEIFPCY2YU","bundle":"https://pith.science/pith/NXB2TY6DSSZRD3MEZEIFPCY2YU/bundle.json","state":"https://pith.science/pith/NXB2TY6DSSZRD3MEZEIFPCY2YU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NXB2TY6DSSZRD3MEZEIFPCY2YU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:NXB2TY6DSSZRD3MEZEIFPCY2YU","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":"23c87ca7e34e4b4ccb98aad94c9828c57f66884ecc26ed3302507c5dd267cf91","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-07-31T07:10:21Z","title_canon_sha256":"d8e39f128ba5cd64bcea5902a382a4765545f0f881a3f84a8cf39ca55d2e0714"},"schema_version":"1.0","source":{"id":"2007.15874","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.15874","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"arxiv_version","alias_value":"2007.15874v1","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.15874","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"pith_short_12","alias_value":"NXB2TY6DSSZR","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"pith_short_16","alias_value":"NXB2TY6DSSZRD3ME","created_at":"2026-07-05T01:23:39Z"},{"alias_kind":"pith_short_8","alias_value":"NXB2TY6D","created_at":"2026-07-05T01:23:39Z"}],"graph_snapshots":[{"event_id":"sha256:332762d8964bd3b590a325f574d4f51997dd012fa306b8664572b44faaea4db6","target":"graph","created_at":"2026-07-05T01:23:39Z","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/2007.15874/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"There are extensive researches focusing on automated diabetic reti-nopathy (DR) detection from fundus images. However, the accuracy drop is ob-served when applying these models in real-world DR screening, where the fun-dus camera brands are different from the ones used to capture the training im-ages. How can we train a classification model on labeled fundus images ac-quired from only one camera brand, yet still achieves good performance on im-ages taken by other brands of cameras? In this paper, we quantitatively verify the impact of fundus camera brands related domain shift on the performanc","authors_text":"Binghong Wu, Dalu Yang, Lei Wang, Tiantian Huang, Yanwu Xu, Yehui Yang","cross_cats":["cs.CV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-07-31T07:10:21Z","title":"Residual-CycleGAN based Camera Adaptation for Robust Diabetic Retinopathy Screening"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.15874","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":"sha256:80724a81400131fd208d4f05dd0b16b5c96eee2057b4ff383d87872b35cabe38","target":"record","created_at":"2026-07-05T01:23:39Z","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":"23c87ca7e34e4b4ccb98aad94c9828c57f66884ecc26ed3302507c5dd267cf91","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-07-31T07:10:21Z","title_canon_sha256":"d8e39f128ba5cd64bcea5902a382a4765545f0f881a3f84a8cf39ca55d2e0714"},"schema_version":"1.0","source":{"id":"2007.15874","kind":"arxiv","version":1}},"canonical_sha256":"6dc3a9e3c394b311ed84c910578b1ac53f5a79f58d9d780ddea337735aa6ab26","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6dc3a9e3c394b311ed84c910578b1ac53f5a79f58d9d780ddea337735aa6ab26","first_computed_at":"2026-07-05T01:23:39.332827Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:23:39.332827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6oeFT63QB6DrX/j19WOxk8b402ptl3IuJR4N/MyUrMATS2g9lTuNY2wsyznKaBPFG2g2o2PW1I/e624ojcDxAg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:23:39.333245Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.15874","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:80724a81400131fd208d4f05dd0b16b5c96eee2057b4ff383d87872b35cabe38","sha256:332762d8964bd3b590a325f574d4f51997dd012fa306b8664572b44faaea4db6"],"state_sha256":"293f2945fa686dd5ce807249916b18757f1f5c024fd5304fea33718b7ff304f9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fGpOK2Jk6iBuSAmhUNt3+sgIGIrl+Vc864wIDVSfRCZfGAukdn9lJEs1XrbiESO8xbqRytBbpiIgIEOvW7bYAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T19:03:12.150160Z","bundle_sha256":"2cf92e0c8b91a04c85b2f73e9034b1f1e706cacc03fa53d3aa63bc150ee27aaf"}}