{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:WODDCQQVZ6WLNAMXNYZUWI6TQM","short_pith_number":"pith:WODDCQQV","schema_version":"1.0","canonical_sha256":"b386314215cfacb681976e334b23d3830e64e53fd135c44bd57a7f3d78f02866","source":{"kind":"arxiv","id":"1904.06611","version":1},"attestation_state":"computed","paper":{"title":"LiveSketch: Query Perturbations for Guided Sketch-based Visual Search","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.IR"],"primary_cat":"cs.CV","authors_text":"Hailin Jin, John Collomosse, Tu Bui","submitted_at":"2019-04-14T00:33:15Z","abstract_excerpt":"LiveSketch is a novel algorithm for searching large image collections using hand-sketched queries. LiveSketch tackles the inherent ambiguity of sketch search by creating visual suggestions that augment the query as it is drawn, making query specification an iterative rather than one-shot process that helps disambiguate users' search intent. Our technical contributions are: a triplet convnet architecture that incorporates an RNN based variational autoencoder to search for images using vector (stroke-based) queries; real-time clustering to identify likely search intents (and so, targets within t"},"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":"1904.06611","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-04-14T00:33:15Z","cross_cats_sorted":["cs.AI","cs.IR"],"title_canon_sha256":"f9553bf2382d2fcf249f6d59ec10188a553d95e94ebc284a955f40048879a9c0","abstract_canon_sha256":"15381e1ad8731e5977b2adb2cfe703461e97a121ae683035f35d3da56babc4a2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:38.650452Z","signature_b64":"I8zbU481dfUpXQFPVtFPPWp9Rnyzt5fgtsKj6wcOA0tlCfP0DCgMcnFTXOQRB17EC5fRBloRymntgdpQJ9LNCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b386314215cfacb681976e334b23d3830e64e53fd135c44bd57a7f3d78f02866","last_reissued_at":"2026-05-17T23:48:38.649838Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:38.649838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"LiveSketch: Query Perturbations for Guided Sketch-based Visual Search","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.IR"],"primary_cat":"cs.CV","authors_text":"Hailin Jin, John Collomosse, Tu Bui","submitted_at":"2019-04-14T00:33:15Z","abstract_excerpt":"LiveSketch is a novel algorithm for searching large image collections using hand-sketched queries. LiveSketch tackles the inherent ambiguity of sketch search by creating visual suggestions that augment the query as it is drawn, making query specification an iterative rather than one-shot process that helps disambiguate users' search intent. Our technical contributions are: a triplet convnet architecture that incorporates an RNN based variational autoencoder to search for images using vector (stroke-based) queries; real-time clustering to identify likely search intents (and so, targets within t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.06611","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":""},"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":"1904.06611","created_at":"2026-05-17T23:48:38.649934+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.06611v1","created_at":"2026-05-17T23:48:38.649934+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.06611","created_at":"2026-05-17T23:48:38.649934+00:00"},{"alias_kind":"pith_short_12","alias_value":"WODDCQQVZ6WL","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_16","alias_value":"WODDCQQVZ6WLNAMX","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_8","alias_value":"WODDCQQV","created_at":"2026-05-18T12:33:30.264802+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/WODDCQQVZ6WLNAMXNYZUWI6TQM","json":"https://pith.science/pith/WODDCQQVZ6WLNAMXNYZUWI6TQM.json","graph_json":"https://pith.science/api/pith-number/WODDCQQVZ6WLNAMXNYZUWI6TQM/graph.json","events_json":"https://pith.science/api/pith-number/WODDCQQVZ6WLNAMXNYZUWI6TQM/events.json","paper":"https://pith.science/paper/WODDCQQV"},"agent_actions":{"view_html":"https://pith.science/pith/WODDCQQVZ6WLNAMXNYZUWI6TQM","download_json":"https://pith.science/pith/WODDCQQVZ6WLNAMXNYZUWI6TQM.json","view_paper":"https://pith.science/paper/WODDCQQV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.06611&json=true","fetch_graph":"https://pith.science/api/pith-number/WODDCQQVZ6WLNAMXNYZUWI6TQM/graph.json","fetch_events":"https://pith.science/api/pith-number/WODDCQQVZ6WLNAMXNYZUWI6TQM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WODDCQQVZ6WLNAMXNYZUWI6TQM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WODDCQQVZ6WLNAMXNYZUWI6TQM/action/storage_attestation","attest_author":"https://pith.science/pith/WODDCQQVZ6WLNAMXNYZUWI6TQM/action/author_attestation","sign_citation":"https://pith.science/pith/WODDCQQVZ6WLNAMXNYZUWI6TQM/action/citation_signature","submit_replication":"https://pith.science/pith/WODDCQQVZ6WLNAMXNYZUWI6TQM/action/replication_record"}},"created_at":"2026-05-17T23:48:38.649934+00:00","updated_at":"2026-05-17T23:48:38.649934+00:00"}