{"id":"https://openalex.org/W2068290903","doi":"https://doi.org/10.1109/taslp.2014.2384279","title":"Resolution Warped Spectral Representation for Low-Delay and Low-Bit-Rate Audio Coder","display_name":"Resolution Warped Spectral Representation for Low-Delay and Low-Bit-Rate Audio Coder","publication_year":2014,"publication_date":"2014-12-19","ids":{"openalex":"https://openalex.org/W2068290903","doi":"https://doi.org/10.1109/taslp.2014.2384279","mag":"2068290903"},"language":"en","primary_location":{"id":"doi:10.1109/taslp.2014.2384279","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taslp.2014.2384279","pdf_url":null,"source":{"id":"https://openalex.org/S4210169297","display_name":"IEEE/ACM Transactions on Audio Speech and Language Processing","issn_l":"2329-9290","issn":["2329-9290","2329-9304"],"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/ACM 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/A5103257295","display_name":"Ryosuke Sugiura","orcid":"https://orcid.org/0000-0002-9464-2527"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryosuke Sugiura","raw_affiliation_strings":["Information Science and Technology, The University of Tokyo, Tokyo, Japan","Information Science and Technology, The University of Tokyo, Tokyo, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Science and Technology, The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Information Science and Technology, The University of Tokyo, Tokyo, Japan#TAB#","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029262432","display_name":"Yutaka Kamamoto","orcid":"https://orcid.org/0000-0001-6578-9178"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yutaka Kamamoto","raw_affiliation_strings":["Telegraph and Telephone Corporation, NTT Communication Science Laboratories Nippon, Atsugi, Kanagawa, Japan","The NTT Communication Science Laboratories, Nippon Telegraph and Telephone Corporation, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telegraph and Telephone Corporation, NTT Communication Science Laboratories Nippon, Atsugi, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"The NTT Communication Science Laboratories, Nippon Telegraph and Telephone Corporation, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054467679","display_name":"Noboru Harada","orcid":"https://orcid.org/0000-0002-1759-4533"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Noboru Harada","raw_affiliation_strings":["Telegraph and Telephone Corporation, NTT Communication Science Laboratories Nippon, Atsugi, Kanagawa, Japan","The NTT Communication Science Laboratories, Nippon Telegraph and Telephone Corporation, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telegraph and Telephone Corporation, NTT Communication Science Laboratories Nippon, Atsugi, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"The NTT Communication Science Laboratories, Nippon Telegraph and Telephone Corporation, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001243214","display_name":"Hirokazu Kameoka","orcid":"https://orcid.org/0000-0003-3102-0162"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hirokazu Kameoka","raw_affiliation_strings":["Telegraph and Telephone Corporation, NTT Communication Science Laboratories Nippon, Atsugi, Kanagawa, Japan","The NTT Communication Science Laboratories, Nippon Telegraph and Telephone Corporation, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telegraph and Telephone Corporation, NTT Communication Science Laboratories Nippon, Atsugi, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"The NTT Communication Science Laboratories, Nippon Telegraph and Telephone Corporation, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076091643","display_name":"Takehiro Moriya","orcid":"https://orcid.org/0000-0003-4591-1273"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takehiro Moriya","raw_affiliation_strings":["Telegraph and Telephone Corporation, NTT Communication Science Laboratories Nippon, Atsugi, Kanagawa, Japan","The NTT Communication Science Laboratories, Nippon Telegraph and Telephone Corporation, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telegraph and Telephone Corporation, NTT Communication Science Laboratories Nippon, Atsugi, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"The NTT Communication Science Laboratories, Nippon Telegraph and Telephone Corporation, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.9704,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.80374947,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"23","issue":"2","first_page":"288","last_page":"299"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9993000030517578,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9991000294685364,"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/computer-science","display_name":"Computer science","score":0.7309918403625488},{"id":"https://openalex.org/keywords/monaural","display_name":"Monaural","score":0.5144372582435608},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4575904309749603},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.4525149166584015},{"id":"https://openalex.org/keywords/bit-rate","display_name":"Bit rate","score":0.41278696060180664},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.35966652631759644},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.25953543186187744}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7309918403625488},{"id":"https://openalex.org/C102894143","wikidata":"https://www.wikidata.org/wiki/Q1323979","display_name":"Monaural","level":2,"score":0.5144372582435608},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4575904309749603},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.4525149166584015},{"id":"https://openalex.org/C2987812609","wikidata":"https://www.wikidata.org/wiki/Q194158","display_name":"Bit rate","level":2,"score":0.41278696060180664},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.35966652631759644},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.25953543186187744},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/taslp.2014.2384279","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taslp.2014.2384279","pdf_url":null,"source":{"id":"https://openalex.org/S4210169297","display_name":"IEEE/ACM Transactions on Audio Speech and Language Processing","issn_l":"2329-9290","issn":["2329-9290","2329-9304"],"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/ACM Transactions on Audio, Speech, and Language Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":49,"referenced_works":["https://openalex.org/W9966432","https://openalex.org/W16345605","https://openalex.org/W147502095","https://openalex.org/W199640592","https://openalex.org/W616767364","https://openalex.org/W788498898","https://openalex.org/W1485794641","https://openalex.org/W1512294521","https://openalex.org/W1580101844","https://openalex.org/W1648396869","https://openalex.org/W1922168135","https://openalex.org/W1969805922","https://openalex.org/W2009674825","https://openalex.org/W2012315192","https://openalex.org/W2019014321","https://openalex.org/W2029203798","https://openalex.org/W2045784978","https://openalex.org/W2064354100","https://openalex.org/W2065496762","https://openalex.org/W2075126280","https://openalex.org/W2102442370","https://openalex.org/W2114297408","https://openalex.org/W2115613939","https://openalex.org/W2121704626","https://openalex.org/W2126382145","https://openalex.org/W2127566203","https://openalex.org/W2131499030","https://openalex.org/W2132353520","https://openalex.org/W2132984323","https://openalex.org/W2140593795","https://openalex.org/W2143368736","https://openalex.org/W2397803475","https://openalex.org/W2397999065","https://openalex.org/W2403094565","https://openalex.org/W2575678548","https://openalex.org/W3035139526","https://openalex.org/W4237582847","https://openalex.org/W4285719527","https://openalex.org/W4297675714","https://openalex.org/W6600401024","https://openalex.org/W6600679824","https://openalex.org/W6605976785","https://openalex.org/W6630632947","https://openalex.org/W6669491803","https://openalex.org/W6678798091","https://openalex.org/W6711968614","https://openalex.org/W6713756561","https://openalex.org/W6732595383","https://openalex.org/W6779487094"],"related_works":["https://openalex.org/W2036157531","https://openalex.org/W2056406069","https://openalex.org/W1518859147","https://openalex.org/W1974981856","https://openalex.org/W1983045063","https://openalex.org/W2045506488","https://openalex.org/W4321794819","https://openalex.org/W2072124114","https://openalex.org/W2401567014","https://openalex.org/W2889698889"],"abstract_inverted_index":{"We":[0],"have":[1],"devised":[2],"a":[3,82],"high-quality":[4],"frequency-domain":[5],"audio":[6],"coder":[7,14,25,63,83,99],"based":[8],"on":[9,55],"the":[10,32,56,62,66,70,94],"state-of-the-art":[11],"monaural":[12],"wide-band":[13],"aiming":[15],"at":[16],"its":[17],"use":[18],"in":[19,65,104],"low-delay":[20],"and":[21,58,111],"low-bit-rate":[22],"conditions.":[23],"The":[24,45],"efficiently":[26],"represents":[27],"frequency":[28],"spectral":[29],"envelopes":[30],"of":[31,61,74],"target":[33],"signals":[34],"with":[35,93],"low":[36,109,112],"computational":[37],"complexity":[38],"using":[39],"optimally":[40],"prepared":[41],"non-negative":[42],"sparse":[43],"matrices.":[44],"experimental":[46],"results":[47],"reveal":[48],"that":[49],"this":[50,98],"representation":[51],"has":[52],"positive":[53],"effects":[54],"objective":[57],"subjective":[59],"quality":[60,68],"resulting":[64],"comparable":[67],"to":[69],"same":[71],"bit":[72],"rate":[73],"3GPP":[75],"Extended":[76],"Adaptive":[77],"Multi-Rate":[78],"WideBand":[79],"(":[80],"AMR-WB+),":[81],"which":[84,107],"permits":[85],"more":[86],"than":[87],"four":[88],"times":[89],"longer":[90],"delay":[91,110],"compared":[92],"proposed":[95],"coder.":[96],"Consequently,":[97],"is":[100],"suitable":[101],"for":[102],"applications":[103],"mobile":[105],"communications,":[106],"require":[108],"complexity.":[113]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}