{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:SPARDS2QP3F52VGBNDEUHY5O2A","short_pith_number":"pith:SPARDS2Q","schema_version":"1.0","canonical_sha256":"93c111cb507ecbdd54c168c943e3aed003d09a3479a77e1e366a39ea4954e2f4","source":{"kind":"arxiv","id":"1509.03205","version":3},"attestation_state":"computed","paper":{"title":"Estimation of the Direct-Path Relative Transfer Function for Supervised Sound-Source Localization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SD","authors_text":"Laurent Girin, Radu Horaud, Sharon Gannot, Xiaofei Li","submitted_at":"2015-09-10T15:57:28Z","abstract_excerpt":"This paper addresses the problem of binaural localization of a single speech source in noisy and reverberant environments. For a given binaural microphone setup, the binaural response corresponding to the direct-path propagation of a single source is a function of the source direction. In practice, this response is contaminated by noise and reverberations. The direct-path relative transfer function (DP-RTF) is defined as the ratio between the direct-path acoustic transfer function of the two channels. We propose a method to estimate the DP-RTF from the noisy and reverberant microphone signals "},"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":"1509.03205","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2015-09-10T15:57:28Z","cross_cats_sorted":[],"title_canon_sha256":"e477e33dd391e1603236ac562ef518e593f234f2355462e61a7618cef380cce4","abstract_canon_sha256":"890326045c6dd01d886c0ca95e16fc36440bbd94651dd3a1040754bbb4bacc32"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:05:12.727683Z","signature_b64":"IuSCgdj0UWld0SkgxbaYStpMAZnPp0MVf+0JBZVuGjlHEzfo7jfqAFGDeq85ffD6RiPm+SRYt0NJrWai3r19Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"93c111cb507ecbdd54c168c943e3aed003d09a3479a77e1e366a39ea4954e2f4","last_reissued_at":"2026-05-18T01:05:12.726959Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:05:12.726959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Estimation of the Direct-Path Relative Transfer Function for Supervised Sound-Source Localization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SD","authors_text":"Laurent Girin, Radu Horaud, Sharon Gannot, Xiaofei Li","submitted_at":"2015-09-10T15:57:28Z","abstract_excerpt":"This paper addresses the problem of binaural localization of a single speech source in noisy and reverberant environments. For a given binaural microphone setup, the binaural response corresponding to the direct-path propagation of a single source is a function of the source direction. In practice, this response is contaminated by noise and reverberations. The direct-path relative transfer function (DP-RTF) is defined as the ratio between the direct-path acoustic transfer function of the two channels. We propose a method to estimate the DP-RTF from the noisy and reverberant microphone signals "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.03205","kind":"arxiv","version":3},"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":"1509.03205","created_at":"2026-05-18T01:05:12.727099+00:00"},{"alias_kind":"arxiv_version","alias_value":"1509.03205v3","created_at":"2026-05-18T01:05:12.727099+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.03205","created_at":"2026-05-18T01:05:12.727099+00:00"},{"alias_kind":"pith_short_12","alias_value":"SPARDS2QP3F5","created_at":"2026-05-18T12:29:42.218222+00:00"},{"alias_kind":"pith_short_16","alias_value":"SPARDS2QP3F52VGB","created_at":"2026-05-18T12:29:42.218222+00:00"},{"alias_kind":"pith_short_8","alias_value":"SPARDS2Q","created_at":"2026-05-18T12:29:42.218222+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/SPARDS2QP3F52VGBNDEUHY5O2A","json":"https://pith.science/pith/SPARDS2QP3F52VGBNDEUHY5O2A.json","graph_json":"https://pith.science/api/pith-number/SPARDS2QP3F52VGBNDEUHY5O2A/graph.json","events_json":"https://pith.science/api/pith-number/SPARDS2QP3F52VGBNDEUHY5O2A/events.json","paper":"https://pith.science/paper/SPARDS2Q"},"agent_actions":{"view_html":"https://pith.science/pith/SPARDS2QP3F52VGBNDEUHY5O2A","download_json":"https://pith.science/pith/SPARDS2QP3F52VGBNDEUHY5O2A.json","view_paper":"https://pith.science/paper/SPARDS2Q","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1509.03205&json=true","fetch_graph":"https://pith.science/api/pith-number/SPARDS2QP3F52VGBNDEUHY5O2A/graph.json","fetch_events":"https://pith.science/api/pith-number/SPARDS2QP3F52VGBNDEUHY5O2A/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SPARDS2QP3F52VGBNDEUHY5O2A/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SPARDS2QP3F52VGBNDEUHY5O2A/action/storage_attestation","attest_author":"https://pith.science/pith/SPARDS2QP3F52VGBNDEUHY5O2A/action/author_attestation","sign_citation":"https://pith.science/pith/SPARDS2QP3F52VGBNDEUHY5O2A/action/citation_signature","submit_replication":"https://pith.science/pith/SPARDS2QP3F52VGBNDEUHY5O2A/action/replication_record"}},"created_at":"2026-05-18T01:05:12.727099+00:00","updated_at":"2026-05-18T01:05:12.727099+00:00"}