{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:XDAMGDU2DGJLKLMU5L5BN3P357","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":"75c6c53c68ee75a6b485b414b240acea8816e8fd001a63bd39be57a200be9171","cross_cats_sorted":["cs.CL","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2020-11-09T20:45:39Z","title_canon_sha256":"a962a34bfbd19b19905960d2ccb01f7aa50f31e0b8bd088eb97edd1f7d71ffdb"},"schema_version":"1.0","source":{"id":"2011.04748","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.04748","created_at":"2026-07-05T01:50:39Z"},{"alias_kind":"arxiv_version","alias_value":"2011.04748v1","created_at":"2026-07-05T01:50:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.04748","created_at":"2026-07-05T01:50:39Z"},{"alias_kind":"pith_short_12","alias_value":"XDAMGDU2DGJL","created_at":"2026-07-05T01:50:39Z"},{"alias_kind":"pith_short_16","alias_value":"XDAMGDU2DGJLKLMU","created_at":"2026-07-05T01:50:39Z"},{"alias_kind":"pith_short_8","alias_value":"XDAMGDU2","created_at":"2026-07-05T01:50:39Z"}],"graph_snapshots":[{"event_id":"sha256:75fd1e97410c5f8c22ecf6dbd686a8149d468dba12f61cf34a586c159b1d2e8b","target":"graph","created_at":"2026-07-05T01:50:39Z","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/2011.04748/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Spoken language understanding (SLU) systems in conversational AI agents often experience errors in the form of misrecognitions by automatic speech recognition (ASR) or semantic gaps in natural language understanding (NLU). These errors easily translate to user frustrations, particularly so in recurrent events e.g. regularly toggling an appliance, calling a frequent contact, etc. In this work, we propose a query rewriting approach by leveraging users' historically successful interactions as a form of memory. We present a neural retrieval model and a pointer-generator network with hierarchical a","authors_text":"Alireza Roshan-Ghias, Chenlei Guo, Clint Solomon Mathialagan, Lambert Mathias, Pragaash Ponnusamy","cross_cats":["cs.CL","cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2020-11-09T20:45:39Z","title":"Personalized Query Rewriting in Conversational AI Agents"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.04748","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:df68d80a1cf59b5fc7421a60d8593cee6c1ee54e2e82a8cfe628dc33a3b87b1d","target":"record","created_at":"2026-07-05T01:50:39Z","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":"75c6c53c68ee75a6b485b414b240acea8816e8fd001a63bd39be57a200be9171","cross_cats_sorted":["cs.CL","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2020-11-09T20:45:39Z","title_canon_sha256":"a962a34bfbd19b19905960d2ccb01f7aa50f31e0b8bd088eb97edd1f7d71ffdb"},"schema_version":"1.0","source":{"id":"2011.04748","kind":"arxiv","version":1}},"canonical_sha256":"b8c0c30e9a1992b52d94eafa16edfbefd7e1314ea2e99f2c9fdd592c2971973b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b8c0c30e9a1992b52d94eafa16edfbefd7e1314ea2e99f2c9fdd592c2971973b","first_computed_at":"2026-07-05T01:50:39.770973Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:50:39.770973Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kO3sIzc+6dfkStUMBOrlYYSdqyCa4iZckMqDpFXTEGeyeNeM2BSsKaOpDSO7E5TnrLSyYDeLa5gYRgRxqn8FBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:50:39.771430Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.04748","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:df68d80a1cf59b5fc7421a60d8593cee6c1ee54e2e82a8cfe628dc33a3b87b1d","sha256:75fd1e97410c5f8c22ecf6dbd686a8149d468dba12f61cf34a586c159b1d2e8b"],"state_sha256":"0e97b08e5116d262ad240b2213d981eae97ece385e3d3b6960a402b1718bcb25"}