{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:AMBIQ7ZIDEYB35YFI4T66URZDZ","short_pith_number":"pith:AMBIQ7ZI","schema_version":"1.0","canonical_sha256":"0302887f2819301df7054727ef52391e6b79c528b948453d1d56764d92b210cf","source":{"kind":"arxiv","id":"2505.22013","version":1},"attestation_state":"computed","paper":{"title":"Overlap-Adaptive Hybrid Speaker Diarization and ASR-Aware Observation Addition for MISP 2025 Challenge","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.AS"],"primary_cat":"cs.SD","authors_text":"Dejun Zhang, Jing Deng, Jingwen Yang, Jintao Kang, Rong Zheng, Shangkun Huang, Xupeng Jia, Yuxuan Du","submitted_at":"2025-05-28T06:22:37Z","abstract_excerpt":"This paper presents the system developed to address the MISP 2025 Challenge. For the diarization system, we proposed a hybrid approach combining a WavLM end-to-end segmentation method with a traditional multi-module clustering technique to adaptively select the appropriate model for handling varying degrees of overlapping speech. For the automatic speech recognition (ASR) system, we proposed an ASR-aware observation addition method that compensates for the performance limitations of Guided Source Separation (GSS) under low signal-to-noise ratio conditions. Finally, we integrated the speaker di"},"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":"2505.22013","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2025-05-28T06:22:37Z","cross_cats_sorted":["eess.AS"],"title_canon_sha256":"8fab2330ce056b7599e3ede3ea64ca40a5b5411dabb5204dcab43b21614c7158","abstract_canon_sha256":"39111d32ecf5749c6fc916beb8487101cb6825f3196f6b4a7ea3b92f5666a1e3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:11:08.150247Z","signature_b64":"3QzPFm/SZud2t53xAZk1S3bXU31+/vxWF+zw895ccbWpQ0iOtLazjfkPEIUpuk0OpqYxYAhcpZaFpWHOcDVnAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0302887f2819301df7054727ef52391e6b79c528b948453d1d56764d92b210cf","last_reissued_at":"2026-07-05T11:11:08.149721Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:11:08.149721Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Overlap-Adaptive Hybrid Speaker Diarization and ASR-Aware Observation Addition for MISP 2025 Challenge","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.AS"],"primary_cat":"cs.SD","authors_text":"Dejun Zhang, Jing Deng, Jingwen Yang, Jintao Kang, Rong Zheng, Shangkun Huang, Xupeng Jia, Yuxuan Du","submitted_at":"2025-05-28T06:22:37Z","abstract_excerpt":"This paper presents the system developed to address the MISP 2025 Challenge. For the diarization system, we proposed a hybrid approach combining a WavLM end-to-end segmentation method with a traditional multi-module clustering technique to adaptively select the appropriate model for handling varying degrees of overlapping speech. For the automatic speech recognition (ASR) system, we proposed an ASR-aware observation addition method that compensates for the performance limitations of Guided Source Separation (GSS) under low signal-to-noise ratio conditions. Finally, we integrated the speaker di"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.22013","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/2505.22013/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":"2505.22013","created_at":"2026-07-05T11:11:08.149789+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.22013v1","created_at":"2026-07-05T11:11:08.149789+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.22013","created_at":"2026-07-05T11:11:08.149789+00:00"},{"alias_kind":"pith_short_12","alias_value":"AMBIQ7ZIDEYB","created_at":"2026-07-05T11:11:08.149789+00:00"},{"alias_kind":"pith_short_16","alias_value":"AMBIQ7ZIDEYB35YF","created_at":"2026-07-05T11:11:08.149789+00:00"},{"alias_kind":"pith_short_8","alias_value":"AMBIQ7ZI","created_at":"2026-07-05T11:11:08.149789+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/AMBIQ7ZIDEYB35YFI4T66URZDZ","json":"https://pith.science/pith/AMBIQ7ZIDEYB35YFI4T66URZDZ.json","graph_json":"https://pith.science/api/pith-number/AMBIQ7ZIDEYB35YFI4T66URZDZ/graph.json","events_json":"https://pith.science/api/pith-number/AMBIQ7ZIDEYB35YFI4T66URZDZ/events.json","paper":"https://pith.science/paper/AMBIQ7ZI"},"agent_actions":{"view_html":"https://pith.science/pith/AMBIQ7ZIDEYB35YFI4T66URZDZ","download_json":"https://pith.science/pith/AMBIQ7ZIDEYB35YFI4T66URZDZ.json","view_paper":"https://pith.science/paper/AMBIQ7ZI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.22013&json=true","fetch_graph":"https://pith.science/api/pith-number/AMBIQ7ZIDEYB35YFI4T66URZDZ/graph.json","fetch_events":"https://pith.science/api/pith-number/AMBIQ7ZIDEYB35YFI4T66URZDZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AMBIQ7ZIDEYB35YFI4T66URZDZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AMBIQ7ZIDEYB35YFI4T66URZDZ/action/storage_attestation","attest_author":"https://pith.science/pith/AMBIQ7ZIDEYB35YFI4T66URZDZ/action/author_attestation","sign_citation":"https://pith.science/pith/AMBIQ7ZIDEYB35YFI4T66URZDZ/action/citation_signature","submit_replication":"https://pith.science/pith/AMBIQ7ZIDEYB35YFI4T66URZDZ/action/replication_record"}},"created_at":"2026-07-05T11:11:08.149789+00:00","updated_at":"2026-07-05T11:11:08.149789+00:00"}