{"id":"https://openalex.org/W2133910494","doi":"https://doi.org/10.1109/icassp.1981.1171304","title":"A pole-zero model for cepstrally smoothed speech spectra","display_name":"A pole-zero model for cepstrally smoothed speech spectra","publication_year":2005,"publication_date":"2005-03-24","ids":{"openalex":"https://openalex.org/W2133910494","doi":"https://doi.org/10.1109/icassp.1981.1171304","mag":"2133910494"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1981.1171304","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1981.1171304","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '81. IEEE International Conference on Acoustics, Speech, and Signal Processing","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/A5079329589","display_name":"B. Yegnanarayana","orcid":null},"institutions":[{"id":"https://openalex.org/I1289461252","display_name":"Indian Space Research Organisation","ror":"https://ror.org/00cwrns71","country_code":"IN","type":"government","lineage":["https://openalex.org/I1289461252","https://openalex.org/I3148377317"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"B. Yegnanarayana","raw_affiliation_strings":["Satellite Centre, ISRO, Bangalore, India","ISRO Satellite Centre , Bangalore , India"],"affiliations":[{"raw_affiliation_string":"Satellite Centre, ISRO, Bangalore, India","institution_ids":["https://openalex.org/I1289461252"]},{"raw_affiliation_string":"ISRO Satellite Centre , Bangalore , India","institution_ids":["https://openalex.org/I1289461252"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5079329589"],"corresponding_institution_ids":["https://openalex.org/I1289461252"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.21896512,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"6","issue":null,"first_page":"347","last_page":"350"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9977999925613403,"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":0.9977999925613403,"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/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9954000115394592,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","score":0.9912999868392944,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/transfer-function","display_name":"Transfer function","score":0.6508749723434448},{"id":"https://openalex.org/keywords/polynomial","display_name":"Polynomial","score":0.6119129657745361},{"id":"https://openalex.org/keywords/pole\u2013zero-plot","display_name":"Pole\u2013zero plot","score":0.6036256551742554},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5748705267906189},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.5636798143386841},{"id":"https://openalex.org/keywords/zero","display_name":"Zero (linguistics)","score":0.5634504556655884},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4888979494571686},{"id":"https://openalex.org/keywords/spectrum","display_name":"Spectrum (functional analysis)","score":0.48096004128456116},{"id":"https://openalex.org/keywords/inverse","display_name":"Inverse","score":0.47801125049591064},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.47626420855522156},{"id":"https://openalex.org/keywords/spectral-line","display_name":"Spectral line","score":0.4201374053955078},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.41528066992759705},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.3377026915550232},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14463594555854797},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.12681037187576294}],"concepts":[{"id":"https://openalex.org/C81299745","wikidata":"https://www.wikidata.org/wiki/Q334269","display_name":"Transfer function","level":2,"score":0.6508749723434448},{"id":"https://openalex.org/C90119067","wikidata":"https://www.wikidata.org/wiki/Q43260","display_name":"Polynomial","level":2,"score":0.6119129657745361},{"id":"https://openalex.org/C43656286","wikidata":"https://www.wikidata.org/wiki/Q2100961","display_name":"Pole\u2013zero plot","level":3,"score":0.6036256551742554},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5748705267906189},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.5636798143386841},{"id":"https://openalex.org/C2780813799","wikidata":"https://www.wikidata.org/wiki/Q3274237","display_name":"Zero (linguistics)","level":2,"score":0.5634504556655884},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4888979494571686},{"id":"https://openalex.org/C156778621","wikidata":"https://www.wikidata.org/wiki/Q1365748","display_name":"Spectrum (functional analysis)","level":2,"score":0.48096004128456116},{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.47801125049591064},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.47626420855522156},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.4201374053955078},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.41528066992759705},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.3377026915550232},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14463594555854797},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.12681037187576294},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.1981.1171304","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1981.1171304","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '81. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5600000023841858,"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W1966264494","https://openalex.org/W1976761624","https://openalex.org/W2017208941","https://openalex.org/W4206194712"],"related_works":["https://openalex.org/W2139448165","https://openalex.org/W2140634538","https://openalex.org/W2031431762","https://openalex.org/W1483643396","https://openalex.org/W2373634665","https://openalex.org/W2044942888","https://openalex.org/W1645355309","https://openalex.org/W2122960479","https://openalex.org/W2156586376","https://openalex.org/W2053206769"],"abstract_inverted_index":{"In":[0,19],"this":[1,20,128],"paper":[2,129],"a":[3,14,90,141],"new":[4],"method":[5,21,97],"for":[6],"representation":[7],"of":[8,37,41,53,57,70,73,76,82,84,93,103,144],"cepstrally":[9,23],"smoothed":[10,24,137],"speech":[11,104],"spectra":[12,75],"by":[13,66,89,140],"pole-zero":[15,111,142],"model":[16,43,59,112,143],"is":[17,27,64,87,98],"presented.":[18],"the":[22,35,38,42,47,51,54,58,68,71,109,121],"log":[25,138],"spectrum":[26,139],"split":[28],"into":[29],"two":[30],"parts,":[31],"one":[32],"corresponding":[33],"to":[34,50,117,133],"response":[36,52],"numerator":[39],"polynomial":[40,56],"transfer":[44,60],"function":[45],"and":[46],"other":[48],"part":[49],"denominator":[55],"function.":[61],"The":[62,80,96,106,124],"decomposition":[63],"achieved":[65],"using":[67],"properties":[69],"derivative":[72],"phase":[74,78],"minimum":[77],"signals.":[79],"inverse":[81,110],"each":[83],"these":[85],"responses":[86],"approximated":[88],"small":[91],"number":[92],"auto-regressive":[94],"coefficients.":[95],"illustrated":[99],"with":[100],"several":[101],"examples":[102],"spectra.":[105],"residual":[107],"from":[108],"system":[113],"can":[114,130],"be":[115,131],"used":[116,132],"obtain":[118],"information":[119],"about":[120],"excitation":[122],"signal.":[123],"technique":[125],"proposed":[126],"in":[127],"represent":[134],"any":[135],"arbitrary":[136],"appropriate":[145],"order.":[146]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}