{"cited_by_count":180056,"description":"This cluster of papers focuses on the analysis, classification, and diagnostic aid of cardiac and respiratory sounds. It covers topics such as heart sound segmentation, lung sound classification, machine learning applications, auscultation skills, and the use of artificial neural networks for pathology detection.","display_name":"Phonocardiography and Auscultation Techniques","domain_id":"4","external_ids":{"openalex":"https://openalex.org/T12419","wikipedia":"https://en.wikipedia.org/wiki/Heart_sounds"},"field_id":"27","id":"T12419","keywords":[{"display_name":"heart sounds","id":"heart-sounds","score":0.6657,"url":"https://openalex.org/keywords/heart-sounds"},{"display_name":"auscultation","id":"auscultation","score":0.5001,"url":"https://openalex.org/keywords/auscultation"},{"display_name":"cardiac auscultation","id":"cardiac-auscultation","score":0.5594,"url":"https://openalex.org/keywords/cardiac-auscultation"},{"display_name":"heart murmurs","id":"heart-murmurs","score":0.3572,"url":"https://openalex.org/keywords/heart-murmurs"},{"display_name":"lung sounds","id":"respiratory-sounds","score":0.6952,"url":"https://openalex.org/keywords/respiratory-sounds"},{"display_name":"phonocardiography","id":"phonocardiography","score":0.5569,"url":"https://openalex.org/keywords/phonocardiography"},{"display_name":"phonocardiogram","id":"phonocardiogram","score":0.6635,"url":"https://openalex.org/keywords/phonocardiogram"},{"display_name":"heart sound classification","id":"heart-sound-classification","score":0.9454,"url":"https://openalex.org/keywords/heart-sound-classification"},{"display_name":"lung auscultation","id":"lung-auscultation","score":0.5427,"url":"https://openalex.org/keywords/lung-auscultation"},{"display_name":"stethoscope","id":"stethoscope","score":0.3734,"url":"https://openalex.org/keywords/stethoscope"},{"display_name":"heart sound analysis","id":"heart-sound-analysis","score":0.8973,"url":"https://openalex.org/keywords/heart-sound-analysis"},{"display_name":"electronic stethoscope","id":"electronic-stethoscope","score":0.7531,"url":"https://openalex.org/keywords/electronic-stethoscope"},{"display_name":"respiratory sound analysis","id":"respiratory-sound-analysis","score":0.863,"url":"https://openalex.org/keywords/respiratory-sound-analysis"},{"display_name":"digital stethoscope","id":"digital-stethoscope","score":0.7691,"url":"https://openalex.org/keywords/digital-stethoscope"},{"display_name":"lung sound analysis","id":"lung-sound-analysis","score":0.9222,"url":"https://openalex.org/keywords/lung-sound-analysis"},{"display_name":"first heart sound","id":"first-heart-sound","score":0.7362,"url":"https://openalex.org/keywords/first-heart-sound"},{"display_name":"second heart sound","id":"second-heart-sound","score":0.708,"url":"https://openalex.org/keywords/second-heart-sound"},{"display_name":"crackles","id":"crackles","score":0.5924,"url":"https://openalex.org/keywords/crackles"},{"display_name":"lung sound classification","id":"lung-sound-classification","score":0.9602,"url":"https://openalex.org/keywords/lung-sound-classification"},{"display_name":"systolic murmur","id":"systolic-murmur","score":0.2021,"url":"https://openalex.org/keywords/systolic-murmur"},{"display_name":"respiratory sound classification","id":"respiratory-sound-classification","score":0.941,"url":"https://openalex.org/keywords/respiratory-sound-classification"},{"display_name":"heart sound segmentation","id":"heart-sound-segmentation","score":0.9527,"url":"https://openalex.org/keywords/heart-sound-segmentation"},{"display_name":"respiratory disease diagnosis","id":"respiratory-disease-diagnosis","score":0.2055,"url":"https://openalex.org/keywords/respiratory-disease-diagnosis"},{"display_name":"third heart sound","id":"third-heart-sound","score":0.5576,"url":"https://openalex.org/keywords/third-heart-sound"},{"display_name":"cough sound analysis","id":"cough-sound-analysis","score":0.6711,"url":"https://openalex.org/keywords/cough-sound-analysis"}],"legacy_keywords":["Heart Sound","Lung Sound","Auscultation","Classification","Machine Learning","Signal Analysis","Diagnostic Aid","Respiratory Pathologies","Artificial Neural Network","Deep Learning"],"openalex_id":"https://openalex.org/T12419","source_created_date":"2024-01-23T15:27:14","source_updated_date":"2026-10-17T03:02:00","subfield_id":"2740","url":"/topics/T12419","works_api_url":"https://api.openalex.org/works?filter=topics.id:T12419","works_count":26015,"label":"Phonocardiography and Auscultation Techniques","provider":"openalex","revision":"3984cdd56f2e6ed3","taxonomy_revision":"f050b5d4780b1289","title":"Phonocardiography and Auscultation Techniques","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"38351243680556458","address_version":"morton4x16-v1","coordinates":[4,27,2740,12419],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}