{"id":"https://openalex.org/W2154948746","doi":"https://doi.org/10.1109/icassp.1979.1170727","title":"LPC analysis using a variable acoustic tube model","display_name":"LPC analysis using a variable acoustic tube model","publication_year":2005,"publication_date":"2005-03-24","ids":{"openalex":"https://openalex.org/W2154948746","doi":"https://doi.org/10.1109/icassp.1979.1170727","mag":"2154948746"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1979.1170727","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1979.1170727","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '79. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"},"type":"conference-paper","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/A5045459202","display_name":"P. Papamichalis","orcid":null},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"P. Papamichalis","raw_affiliation_strings":["School of Electrical Engineering, Georgia Institute of Technology, Atlanta, GA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Georgia Institute of Technology, Atlanta, GA, USA","institution_ids":["https://openalex.org/I130701444"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034039714","display_name":"T.P. Barnwell","orcid":null},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"T. Barnwell","raw_affiliation_strings":["School of Electrical Engineering, Georgia Institute of Technology, Atlanta, GA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Georgia Institute of Technology, Atlanta, GA, USA","institution_ids":["https://openalex.org/I130701444"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I130701444"],"apc_list":null,"apc_paid":null,"fwci":0.3396,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.56806485,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"731","last_page":"734"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9922000169754028,"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/T10860","display_name":"Speech and Audio Processing","score":0.9922000169754028,"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9580000042915344,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9574000239372253,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/fidelity","display_name":"Fidelity","score":0.7073181867599487},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.5578509569168091},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5395442843437195},{"id":"https://openalex.org/keywords/tube","display_name":"Tube (container)","score":0.5202930569648743},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4858231544494629},{"id":"https://openalex.org/keywords/frame","display_name":"Frame (networking)","score":0.4715944230556488},{"id":"https://openalex.org/keywords/variable","display_name":"Variable (mathematics)","score":0.4649549722671509},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4383047819137573},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4117473363876343},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.36083757877349854},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32966142892837524},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12948545813560486},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12917748093605042},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.10438159108161926},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07282906770706177}],"concepts":[{"id":"https://openalex.org/C2776459999","wikidata":"https://www.wikidata.org/wiki/Q2119376","display_name":"Fidelity","level":2,"score":0.7073181867599487},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.5578509569168091},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5395442843437195},{"id":"https://openalex.org/C2777551473","wikidata":"https://www.wikidata.org/wiki/Q2093072","display_name":"Tube (container)","level":2,"score":0.5202930569648743},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4858231544494629},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.4715944230556488},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.4649549722671509},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4383047819137573},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4117473363876343},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.36083757877349854},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32966142892837524},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12948545813560486},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12917748093605042},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.10438159108161926},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07282906770706177},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.1979.1170727","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1979.1170727","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '79. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.6800000071525574,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W2122303316","https://openalex.org/W3093664000","https://openalex.org/W3094114204"],"related_works":["https://openalex.org/W2381850946","https://openalex.org/W4380449851","https://openalex.org/W3125091513","https://openalex.org/W4318832338","https://openalex.org/W1919390113","https://openalex.org/W4248383205","https://openalex.org/W4234745530","https://openalex.org/W2146383839","https://openalex.org/W2231829109","https://openalex.org/W2916591301"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,31,43,61,79],"study":[4],"of":[5,16,22,54,95],"an":[6,17],"LPC":[7],"analysis":[8],"procedure":[9],"for":[10,42,73,82],"speech":[11],"which":[12],"selects":[13],"the":[14,24,27,65,68,93],"parameters":[15],"acoustic":[18],"tube":[19,28,45],"model--the":[20],"number":[21],"tubes,":[23],"areas,":[25],"and":[26,64,100],"lengths--by":[29],"using":[30,39],"local":[32],"fidelity":[33,97],"measure.":[34],"PARCOR":[35],"coefficients":[36],"are":[37,56],"generated":[38],"Burg's":[40],"method":[41],"10":[44],"model.":[46],"Successively":[47],"3,":[48],"4,":[49],"5,":[50],"6,":[51],"or":[52,60],"7":[53],"them":[55],"forced":[57],"to":[58],"zero":[59],"constant":[62],"value,":[63],"combination":[66],"with":[67],"least":[69],"distortion":[70],"is":[71,85],"selected":[72],"each":[74,83],"case.":[75],"From":[76],"among":[77],"these,":[78],"final":[80],"selection":[81],"frame":[84],"made":[86],"by":[87],"rule.":[88],"Other":[89],"issues":[90],"considered":[91],"include":[92],"effects":[94],"different":[96],"measures,":[98],"quantization,":[99],"non-exhaustive":[101],"search":[102],"schemes.":[103]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}