{"id":"https://openalex.org/W2740158927","doi":"https://doi.org/10.1109/sped.2017.7990431","title":"Audio signal classification using Linear Predictive Coding and Random Forests","display_name":"Audio signal classification using Linear Predictive Coding and Random Forests","publication_year":2017,"publication_date":"2017-07-01","ids":{"openalex":"https://openalex.org/W2740158927","doi":"https://doi.org/10.1109/sped.2017.7990431","mag":"2740158927"},"language":"en","primary_location":{"id":"doi:10.1109/sped.2017.7990431","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sped.2017.7990431","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 International Conference on Speech Technology and Human-Computer Dialogue (SpeD)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5072184884","display_name":"L\u0103crimioara Grama","orcid":"https://orcid.org/0000-0003-0383-5196"},"institutions":[{"id":"https://openalex.org/I158333966","display_name":"Technical University of Cluj-Napoca","ror":"https://ror.org/03r8nwp71","country_code":"RO","type":"education","lineage":["https://openalex.org/I158333966"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Lacrimioara Grama","raw_affiliation_strings":["Basis of Electronics Department, Technical University of Cluj-Napoca, Cluj-Napoca, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Basis of Electronics Department, Technical University of Cluj-Napoca, Cluj-Napoca, Romania","institution_ids":["https://openalex.org/I158333966"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036243309","display_name":"Corneliu Rusu","orcid":"https://orcid.org/0000-0001-5209-2734"},"institutions":[{"id":"https://openalex.org/I158333966","display_name":"Technical University of Cluj-Napoca","ror":"https://ror.org/03r8nwp71","country_code":"RO","type":"education","lineage":["https://openalex.org/I158333966"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Corneliu Rusu","raw_affiliation_strings":["Basis of Electronics Department, Technical University of Cluj-Napoca, Cluj-Napoca, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Basis of Electronics Department, Technical University of Cluj-Napoca, Cluj-Napoca, Romania","institution_ids":["https://openalex.org/I158333966"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.8675,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.87041081,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"9"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12357","display_name":"Digital Media Forensic Detection","score":0.9918000102043152,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9901999831199646,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/random-forest","display_name":"Random forest","score":0.787461519241333},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.674778163433075},{"id":"https://openalex.org/keywords/predictive-coding","display_name":"Predictive coding","score":0.638822078704834},{"id":"https://openalex.org/keywords/linear-predictive-coding","display_name":"Linear predictive coding","score":0.5791821479797363},{"id":"https://openalex.org/keywords/linear-prediction","display_name":"Linear prediction","score":0.48967817425727844},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.47915929555892944},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4705398678779602},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4539189338684082},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4226386845111847},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.42137232422828674},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3992650508880615},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2144964337348938},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20638641715049744}],"concepts":[{"id":"https://openalex.org/C169258074","wikidata":"https://www.wikidata.org/wiki/Q245748","display_name":"Random forest","level":2,"score":0.787461519241333},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.674778163433075},{"id":"https://openalex.org/C2778061373","wikidata":"https://www.wikidata.org/wiki/Q1315146","display_name":"Predictive coding","level":3,"score":0.638822078704834},{"id":"https://openalex.org/C59883199","wikidata":"https://www.wikidata.org/wiki/Q1826438","display_name":"Linear predictive coding","level":3,"score":0.5791821479797363},{"id":"https://openalex.org/C131109320","wikidata":"https://www.wikidata.org/wiki/Q581012","display_name":"Linear prediction","level":2,"score":0.48967817425727844},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.47915929555892944},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4705398678779602},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4539189338684082},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4226386845111847},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.42137232422828674},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3992650508880615},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2144964337348938},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20638641715049744},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sped.2017.7990431","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sped.2017.7990431","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 International Conference on Speech Technology and Human-Computer Dialogue (SpeD)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life in Land","score":0.6299999952316284,"id":"https://metadata.un.org/sdg/15"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1145321339","https://openalex.org/W1897264748","https://openalex.org/W1966264494","https://openalex.org/W1993913559","https://openalex.org/W2022554507","https://openalex.org/W2032156461","https://openalex.org/W2057492919","https://openalex.org/W2068641562","https://openalex.org/W2070910811","https://openalex.org/W2092665076","https://openalex.org/W2124231718","https://openalex.org/W2164330572","https://openalex.org/W2187773407","https://openalex.org/W2283417180","https://openalex.org/W2335301671","https://openalex.org/W2410860376","https://openalex.org/W2416782259","https://openalex.org/W2461465454","https://openalex.org/W2495582042","https://openalex.org/W2512144135","https://openalex.org/W2516066574","https://openalex.org/W2584348381","https://openalex.org/W2584467194","https://openalex.org/W2594607416","https://openalex.org/W2911964244","https://openalex.org/W3098670224","https://openalex.org/W3104473671","https://openalex.org/W4256060553","https://openalex.org/W6764467926"],"related_works":["https://openalex.org/W2363301696","https://openalex.org/W2808395304","https://openalex.org/W4312036005","https://openalex.org/W2363056088","https://openalex.org/W2383072803","https://openalex.org/W2280595606","https://openalex.org/W2352223112","https://openalex.org/W2095808012","https://openalex.org/W2131279485","https://openalex.org/W1547787781"],"abstract_inverted_index":{"The":[0,31,53,90],"goal":[1],"of":[2,25,39,62,68,74],"this":[3],"work":[4],"is":[5,65,86,94],"to":[6,36],"present":[7],"an":[8,57],"audio":[9],"signal":[10],"classification":[11,27,34,60],"system":[12,55],"based":[13],"on":[14],"Linear":[15],"Predictive":[16],"Coding":[17],"and":[18,51,101,114],"Random":[19],"Forests.":[20],"We":[21],"consider":[22],"the":[23,37,72,80,84],"problem":[24],"multiclass":[26],"with":[28],"imbalanced":[29],"datasets.":[30],"signals":[32],"under":[33],"belong":[35],"class":[38],"sounds":[40],"from":[41],"wildlife":[42],"intruder":[43],"detection":[44],"applications:":[45],"birds,":[46],"gunshots,":[47],"chainsaws,":[48],"human":[49,77,117],"voice":[50],"tractors.":[52],"proposed":[54],"achieves":[56],"overall":[58],"correct":[59],"rate":[61,93],"99.25%.":[63],"There":[64],"no":[66],"probability":[67,85],"false":[69,91],"alarms":[70],"in":[71],"case":[73],"birds":[75,100],"or":[76],"voices.":[78,118],"For":[79],"other":[81],"three":[82],"classes":[83],"low,":[87],"around":[88,97],"0.3%.":[89],"omission":[92],"also":[95],"low:":[96],"0.2%":[98],"for":[99,107,111,116],"tractors,":[102],"a":[103],"little":[104],"bit":[105],"higher":[106],"chainsaws":[108],"(0.4%),":[109],"lower":[110],"gunshots":[112],"(0.14%)":[113],"zero":[115]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
