{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:AVEUUZC2NUZ6FOKZFIXDNDS2E2","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":"941d0883a8ca2d7a5fb60575154ebfe919a819105c755eda6c7809466da17664","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2017-10-04T17:12:17Z","title_canon_sha256":"e4cbdcb1087a21b901c3e710f5407d645797441f9ad2c036dc8167f64566919d"},"schema_version":"1.0","source":{"id":"1710.01703","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.01703","created_at":"2026-05-18T00:33:40Z"},{"alias_kind":"arxiv_version","alias_value":"1710.01703v1","created_at":"2026-05-18T00:33:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.01703","created_at":"2026-05-18T00:33:40Z"},{"alias_kind":"pith_short_12","alias_value":"AVEUUZC2NUZ6","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"AVEUUZC2NUZ6FOKZ","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"AVEUUZC2","created_at":"2026-05-18T12:31:08Z"}],"graph_snapshots":[{"event_id":"sha256:c528616b9bd8c47608860adafb86864266e31445c46ad3c4843d0c4bc7e4dc65","target":"graph","created_at":"2026-05-18T00:33:40Z","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"},"paper":{"abstract_excerpt":"Lung sounds contain vital information about pulmonary pathology. In this paper, we use short-term spectral characteristics of lung sounds to recognize associated diseases. Motivated by the success of auditory perception based techniques in speech signal classification, we represent time-frequency information of lung sounds using mel-scale warped spectral coefficients, called here as mel-frequency spectral coefficients (MFSCs). Next, we employ local binary pattern analysis (LBP) to capture texture information of the MFSCs, and the feature vectors are subsequently derived using histogram represe","authors_text":"Goutam Saha, Md Sahidullah, Nandini Sengupta","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2017-10-04T17:12:17Z","title":"Lung sound classification using local binary pattern"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.01703","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:fde6a5bb0cc7b3f3ee055691ef5672003d5bce3d8373bbd52f684c70e0405194","target":"record","created_at":"2026-05-18T00:33:40Z","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":"941d0883a8ca2d7a5fb60575154ebfe919a819105c755eda6c7809466da17664","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2017-10-04T17:12:17Z","title_canon_sha256":"e4cbdcb1087a21b901c3e710f5407d645797441f9ad2c036dc8167f64566919d"},"schema_version":"1.0","source":{"id":"1710.01703","kind":"arxiv","version":1}},"canonical_sha256":"05494a645a6d33e2b9592a2e368e5a26bf89e25d2f680f73683085bb6bf089bb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"05494a645a6d33e2b9592a2e368e5a26bf89e25d2f680f73683085bb6bf089bb","first_computed_at":"2026-05-18T00:33:40.126105Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:33:40.126105Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gSUC3TGb7525c3mcMvBrDQQzn64srVC57rllTEMEHOrn80UpRHa50Z6RKTUHlWbm/1MHGxRsdQEYv011/B4DCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:33:40.126640Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.01703","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fde6a5bb0cc7b3f3ee055691ef5672003d5bce3d8373bbd52f684c70e0405194","sha256:c528616b9bd8c47608860adafb86864266e31445c46ad3c4843d0c4bc7e4dc65"],"state_sha256":"abfe18614389f97a6f8b1e5cf3c978e25a1ceb85d2205447cffc043bb27a1329"}