{"id":"https://openalex.org/W2122287230","doi":"https://doi.org/10.1109/tasl.2008.2008229","title":"Wrapped Gaussian Mixture Models for Modeling and High-Rate Quantization of Phase Data of Speech","display_name":"Wrapped Gaussian Mixture Models for Modeling and High-Rate Quantization of Phase Data of Speech","publication_year":2009,"publication_date":"2009-03-30","ids":{"openalex":"https://openalex.org/W2122287230","doi":"https://doi.org/10.1109/tasl.2008.2008229","mag":"2122287230"},"language":"en","primary_location":{"id":"doi:10.1109/tasl.2008.2008229","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tasl.2008.2008229","pdf_url":null,"source":{"id":"https://openalex.org/S199497470","display_name":"IEEE Transactions on Audio Speech and Language Processing","issn_l":"1558-7916","issn":["1558-7916","1558-7924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Audio, Speech, and Language Processing","raw_type":"journal-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/A5024140675","display_name":"Yannis Agiomyrgiannakis","orcid":null},"institutions":[{"id":"https://openalex.org/I142617266","display_name":"University of Crete","ror":"https://ror.org/00dr28g20","country_code":"GR","type":"education","lineage":["https://openalex.org/I142617266"]},{"id":"https://openalex.org/I8901234","display_name":"Foundation for Research and Technology Hellas","ror":"https://ror.org/052rphn09","country_code":"GR","type":"facility","lineage":["https://openalex.org/I8901234"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Yannis Agiomyrgiannakis","raw_affiliation_strings":["Institute of Computer Science, Foundation for Research and Technology Hellas, Crete, Greece","Multimedia Informatics Laboratory, Department of Computer Science, University of Crete, Crete, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Computer Science, Foundation for Research and Technology Hellas, Crete, Greece","institution_ids":["https://openalex.org/I8901234"]},{"raw_affiliation_string":"Multimedia Informatics Laboratory, Department of Computer Science, University of Crete, Crete, Greece","institution_ids":["https://openalex.org/I142617266"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035745788","display_name":"Yannis Stylianou","orcid":null},"institutions":[{"id":"https://openalex.org/I142617266","display_name":"University of Crete","ror":"https://ror.org/00dr28g20","country_code":"GR","type":"education","lineage":["https://openalex.org/I142617266"]},{"id":"https://openalex.org/I8901234","display_name":"Foundation for Research and Technology Hellas","ror":"https://ror.org/052rphn09","country_code":"GR","type":"facility","lineage":["https://openalex.org/I8901234"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Yannis Stylianou","raw_affiliation_strings":["Institute of Computer Science, Foundation for Research and Technology Hellas, Crete, Greece","Multimedia Informatics Laboratory, Department of Computer Science, University of Crete, Crete, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Computer Science, Foundation for Research and Technology Hellas, Crete, Greece","institution_ids":["https://openalex.org/I8901234"]},{"raw_affiliation_string":"Multimedia Informatics Laboratory, Department of Computer Science, University of Crete, Crete, Greece","institution_ids":["https://openalex.org/I142617266"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.9699,"has_fulltext":false,"cited_by_count":52,"citation_normalized_percentile":{"value":0.78557101,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"17","issue":"4","first_page":"775","last_page":"786"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9997000098228455,"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":0.9994000196456909,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9973000288009644,"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/gaussian","display_name":"Gaussian","score":0.5498412847518921},{"id":"https://openalex.org/keywords/mixture-model","display_name":"Mixture model","score":0.5386277437210083},{"id":"https://openalex.org/keywords/vector-quantization","display_name":"Vector quantization","score":0.4984865188598633},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.4978649616241455},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4815855026245117},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.47212299704551697},{"id":"https://openalex.org/keywords/narrowband","display_name":"Narrowband","score":0.46174126863479614},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.44797483086586},{"id":"https://openalex.org/keywords/harmonic-analysis","display_name":"Harmonic analysis","score":0.4424424171447754},{"id":"https://openalex.org/keywords/harmonic","display_name":"Harmonic","score":0.43465274572372437},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4341876208782196},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4198855757713318},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.21602120995521545},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.17174381017684937},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12890931963920593},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.08336472511291504}],"concepts":[{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.5498412847518921},{"id":"https://openalex.org/C61224824","wikidata":"https://www.wikidata.org/wiki/Q2260434","display_name":"Mixture model","level":2,"score":0.5386277437210083},{"id":"https://openalex.org/C199833920","wikidata":"https://www.wikidata.org/wiki/Q612536","display_name":"Vector quantization","level":2,"score":0.4984865188598633},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.4978649616241455},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4815855026245117},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.47212299704551697},{"id":"https://openalex.org/C2776096036","wikidata":"https://www.wikidata.org/wiki/Q1140483","display_name":"Narrowband","level":2,"score":0.46174126863479614},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.44797483086586},{"id":"https://openalex.org/C131770355","wikidata":"https://www.wikidata.org/wiki/Q876215","display_name":"Harmonic analysis","level":2,"score":0.4424424171447754},{"id":"https://openalex.org/C127934551","wikidata":"https://www.wikidata.org/wiki/Q1148098","display_name":"Harmonic","level":2,"score":0.43465274572372437},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4341876208782196},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4198855757713318},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.21602120995521545},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.17174381017684937},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12890931963920593},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.08336472511291504},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tasl.2008.2008229","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tasl.2008.2008229","pdf_url":null,"source":{"id":"https://openalex.org/S199497470","display_name":"IEEE Transactions on Audio Speech and Language Processing","issn_l":"1558-7916","issn":["1558-7916","1558-7924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Audio, Speech, and Language Processing","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.362.9846","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.362.9846","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.ics.forth.gr/netlab/data/J9.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5699999928474426,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W82834862","https://openalex.org/W95551363","https://openalex.org/W142633217","https://openalex.org/W343569862","https://openalex.org/W589412381","https://openalex.org/W1496562625","https://openalex.org/W1496971974","https://openalex.org/W1524926218","https://openalex.org/W1534089347","https://openalex.org/W1557133539","https://openalex.org/W1560904098","https://openalex.org/W1576355665","https://openalex.org/W1634005169","https://openalex.org/W1654200749","https://openalex.org/W1740752732","https://openalex.org/W1864555471","https://openalex.org/W1892553944","https://openalex.org/W1922655743","https://openalex.org/W1942735192","https://openalex.org/W2009562705","https://openalex.org/W2010315317","https://openalex.org/W2036631917","https://openalex.org/W2045175959","https://openalex.org/W2065925624","https://openalex.org/W2101117375","https://openalex.org/W2113015361","https://openalex.org/W2113743207","https://openalex.org/W2115865103","https://openalex.org/W2117853077","https://openalex.org/W2119834745","https://openalex.org/W2140348518","https://openalex.org/W2140882303","https://openalex.org/W2146076582","https://openalex.org/W2147891209","https://openalex.org/W2151251237","https://openalex.org/W2796649821","https://openalex.org/W2905505698","https://openalex.org/W3127686677","https://openalex.org/W4238850318","https://openalex.org/W4300222729","https://openalex.org/W4302564868","https://openalex.org/W6637527340","https://openalex.org/W6789826613"],"related_works":["https://openalex.org/W2138195696","https://openalex.org/W2545295736","https://openalex.org/W2115984063","https://openalex.org/W2106898123","https://openalex.org/W2138799587","https://openalex.org/W2377001183","https://openalex.org/W2125163191","https://openalex.org/W2160220319","https://openalex.org/W2161287643","https://openalex.org/W2534663775"],"abstract_inverted_index":{"The":[0,87],"harmonic":[1,25,102,116],"representation":[2,103],"of":[3,24,99,104],"speech":[4,11],"signals":[5],"has":[6],"found":[7],"many":[8],"applications":[9],"in":[10,96],"processing.":[12],"This":[13],"paper":[14],"presents":[15],"a":[16,34,38,42,100,114],"novel":[17,80],"statistical":[18],"approach":[19],"to":[20,46,112,121],"model":[21],"the":[22,97],"behavior":[23],"phases.":[26],"Phase":[27],"information":[28],"is":[29,74,94,110,119],"decomposed":[30],"into":[31],"three":[32],"parts:":[33],"minimum":[35],"phase":[36,72,89],"part,":[37],"translation":[39],"term,":[40],"and":[41,77,91],"residual":[43],"term":[44],"referred":[45],"as":[47],"dispersion":[48],"phase.":[49],"Dispersion":[50],"phases":[51],"are":[52],"modeled":[53],"by":[54],"wrapped":[55],"Gaussian":[56],"mixture":[57],"models":[58],"(WGMMs)":[59],"using":[60,79],"an":[61],"expectation-maximization":[62],"algorithm":[63],"suitable":[64],"for":[65,83],"circular":[66,84],"vector":[67],"data.":[68],"A":[69],"multivariate":[70],"WGMM-based":[71],"quantizer":[73],"then":[75],"proposed":[76,88],"constructed":[78],"scalar":[81],"quantizers":[82],"random":[85],"variables.":[86],"modeling":[90],"quantization":[92],"scheme":[93],"evaluated":[95],"context":[98],"narrowband":[101],"speech.":[105],"Results":[106],"indicate":[107],"that":[108,118],"it":[109],"possible":[111],"construct":[113],"variable-rate":[115],"codec":[117],"equivalent":[120],"iLBC":[122],"at":[123],"approximately":[124],"13":[125],"kbps.":[126]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":6},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":9},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":11},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
