{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:JZYDKGOSUVV4QCT46BTRFOSFUT","short_pith_number":"pith:JZYDKGOS","schema_version":"1.0","canonical_sha256":"4e703519d2a56bc80a7cf06712ba45a4e975b7ad3457f6c4e1f61f5973e9b30c","source":{"kind":"arxiv","id":"2108.05251","version":2},"attestation_state":"computed","paper":{"title":"Improving Single-Image Defocus Deblurring: How Dual-Pixel Images Help Through Multi-Task Learning","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Abdullah Abuolaim, Mahmoud Afifi, Michael S. Brown","submitted_at":"2021-08-11T14:45:15Z","abstract_excerpt":"Many camera sensors use a dual-pixel (DP) design that operates as a rudimentary light field providing two sub-aperture views of a scene in a single capture. The DP sensor was developed to improve how cameras perform autofocus. Since the DP sensor's introduction, researchers have found additional uses for the DP data, such as depth estimation, reflection removal, and defocus deblurring. We are interested in the latter task of defocus deblurring. In particular, we propose a single-image deblurring network that incorporates the two sub-aperture views into a multi-task framework. Specifically, we "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2108.05251","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-08-11T14:45:15Z","cross_cats_sorted":[],"title_canon_sha256":"a0893e40afa0452eb0f57f7fbddfa1c901c16b3d27880d46854819c74cc364d9","abstract_canon_sha256":"1f50d6c2f66af897e83cf0cdb12af23a0adb8f0f76f974d15069ed478fbf46f1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:55:39.565866Z","signature_b64":"RIuWBoBKTOq3ZRGFFrGYk9YDMmyaD5ZpPHesBdeYN2OPUq+EkY2VuHUmTB4VtfVU2HaIF+4mHIrpJVddiUB6Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4e703519d2a56bc80a7cf06712ba45a4e975b7ad3457f6c4e1f61f5973e9b30c","last_reissued_at":"2026-07-05T03:55:39.565405Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:55:39.565405Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Improving Single-Image Defocus Deblurring: How Dual-Pixel Images Help Through Multi-Task Learning","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Abdullah Abuolaim, Mahmoud Afifi, Michael S. Brown","submitted_at":"2021-08-11T14:45:15Z","abstract_excerpt":"Many camera sensors use a dual-pixel (DP) design that operates as a rudimentary light field providing two sub-aperture views of a scene in a single capture. The DP sensor was developed to improve how cameras perform autofocus. Since the DP sensor's introduction, researchers have found additional uses for the DP data, such as depth estimation, reflection removal, and defocus deblurring. We are interested in the latter task of defocus deblurring. In particular, we propose a single-image deblurring network that incorporates the two sub-aperture views into a multi-task framework. Specifically, we "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2108.05251","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2108.05251/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2108.05251","created_at":"2026-07-05T03:55:39.565475+00:00"},{"alias_kind":"arxiv_version","alias_value":"2108.05251v2","created_at":"2026-07-05T03:55:39.565475+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2108.05251","created_at":"2026-07-05T03:55:39.565475+00:00"},{"alias_kind":"pith_short_12","alias_value":"JZYDKGOSUVV4","created_at":"2026-07-05T03:55:39.565475+00:00"},{"alias_kind":"pith_short_16","alias_value":"JZYDKGOSUVV4QCT4","created_at":"2026-07-05T03:55:39.565475+00:00"},{"alias_kind":"pith_short_8","alias_value":"JZYDKGOS","created_at":"2026-07-05T03:55:39.565475+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JZYDKGOSUVV4QCT46BTRFOSFUT","json":"https://pith.science/pith/JZYDKGOSUVV4QCT46BTRFOSFUT.json","graph_json":"https://pith.science/api/pith-number/JZYDKGOSUVV4QCT46BTRFOSFUT/graph.json","events_json":"https://pith.science/api/pith-number/JZYDKGOSUVV4QCT46BTRFOSFUT/events.json","paper":"https://pith.science/paper/JZYDKGOS"},"agent_actions":{"view_html":"https://pith.science/pith/JZYDKGOSUVV4QCT46BTRFOSFUT","download_json":"https://pith.science/pith/JZYDKGOSUVV4QCT46BTRFOSFUT.json","view_paper":"https://pith.science/paper/JZYDKGOS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2108.05251&json=true","fetch_graph":"https://pith.science/api/pith-number/JZYDKGOSUVV4QCT46BTRFOSFUT/graph.json","fetch_events":"https://pith.science/api/pith-number/JZYDKGOSUVV4QCT46BTRFOSFUT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JZYDKGOSUVV4QCT46BTRFOSFUT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JZYDKGOSUVV4QCT46BTRFOSFUT/action/storage_attestation","attest_author":"https://pith.science/pith/JZYDKGOSUVV4QCT46BTRFOSFUT/action/author_attestation","sign_citation":"https://pith.science/pith/JZYDKGOSUVV4QCT46BTRFOSFUT/action/citation_signature","submit_replication":"https://pith.science/pith/JZYDKGOSUVV4QCT46BTRFOSFUT/action/replication_record"}},"created_at":"2026-07-05T03:55:39.565475+00:00","updated_at":"2026-07-05T03:55:39.565475+00:00"}