{"id":"https://openalex.org/W2204858595","doi":"https://doi.org/10.1109/eusipco.2015.7362491","title":"Harmonic model for MDCT based audio coding with LPC envelope","display_name":"Harmonic model for MDCT based audio coding with LPC envelope","publication_year":2015,"publication_date":"2015-08-01","ids":{"openalex":"https://openalex.org/W2204858595","doi":"https://doi.org/10.1109/eusipco.2015.7362491","mag":"2204858595"},"language":"en","primary_location":{"id":"doi:10.1109/eusipco.2015.7362491","is_oa":false,"landing_page_url":"https://doi.org/10.1109/eusipco.2015.7362491","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 23rd European Signal Processing Conference (EUSIPCO)","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/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":["Nippon Telegraph and Telephone Corp. (NTT), Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nippon Telegraph and Telephone Corp. (NTT), Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"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":["Nippon Telegraph and Telephone Corp. (NTT), Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nippon Telegraph and Telephone Corp. (NTT), 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":["Nippon Telegraph and Telephone Corp. (NTT), Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nippon Telegraph and Telephone Corp. (NTT), Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052130850","display_name":"Tom B\u00e4ckstr\u00f6m","orcid":"https://orcid.org/0000-0002-5590-2349"},"institutions":[{"id":"https://openalex.org/I4210123192","display_name":"International Audio Laboratories Erlangen","ror":"https://ror.org/02mkz3e80","country_code":"DE","type":"facility","lineage":["https://openalex.org/I181369854","https://openalex.org/I4210123192","https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Tom Backstrom","raw_affiliation_strings":["International Audio Laboratories Erlangen, Friedrich-Alexander University (FAU), Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Audio Laboratories Erlangen, Friedrich-Alexander University (FAU), Germany","institution_ids":["https://openalex.org/I4210123192"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037018768","display_name":"Christian R. Helmrich","orcid":"https://orcid.org/0000-0001-6606-112X"},"institutions":[{"id":"https://openalex.org/I4210123192","display_name":"International Audio Laboratories Erlangen","ror":"https://ror.org/02mkz3e80","country_code":"DE","type":"facility","lineage":["https://openalex.org/I181369854","https://openalex.org/I4210123192","https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Christian Helmrich","raw_affiliation_strings":["International Audio Laboratories Erlangen, Friedrich-Alexander University (FAU), Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Audio Laboratories Erlangen, Friedrich-Alexander University (FAU), Germany","institution_ids":["https://openalex.org/I4210123192"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054985419","display_name":"Guillaume Fuchs","orcid":null},"institutions":[{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Guillaume Fuchs","raw_affiliation_strings":["Fraunhofer Institute for Integrate Circuits (IIS), Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute for Integrate Circuits (IIS), Germany","institution_ids":["https://openalex.org/I4210124274"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2703,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.59004914,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":"57","issue":null,"first_page":"789","last_page":"793"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.998199999332428,"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":0.998199999332428,"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":0.9944999814033508,"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/T11309","display_name":"Music and Audio Processing","score":0.9934999942779541,"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/speech-coding","display_name":"Speech coding","score":0.6680727005004883},{"id":"https://openalex.org/keywords/sub-band-coding","display_name":"Sub-band coding","score":0.6145103573799133},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.6076444983482361},{"id":"https://openalex.org/keywords/codec","display_name":"Codec","score":0.5688282251358032},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.5643109083175659},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5510809421539307},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.5480579733848572},{"id":"https://openalex.org/keywords/spectral-envelope","display_name":"Spectral envelope","score":0.5174339413642883},{"id":"https://openalex.org/keywords/harmonic-vector-excitation-coding","display_name":"Harmonic Vector Excitation Coding","score":0.49887633323669434},{"id":"https://openalex.org/keywords/variable-length-code","display_name":"Variable-length code","score":0.45307230949401855},{"id":"https://openalex.org/keywords/modified-discrete-cosine-transform","display_name":"Modified discrete cosine transform","score":0.4524558484554291},{"id":"https://openalex.org/keywords/adaptive-multi-rate-audio-codec","display_name":"Adaptive Multi-Rate audio codec","score":0.45081764459609985},{"id":"https://openalex.org/keywords/transform-coding","display_name":"Transform coding","score":0.44930484890937805},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3915329575538635},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.31378868222236633},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.20726490020751953},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1899150311946869},{"id":"https://openalex.org/keywords/speech-processing","display_name":"Speech processing","score":0.17229771614074707},{"id":"https://openalex.org/keywords/voice-activity-detection","display_name":"Voice activity detection","score":0.15478390455245972},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1321222484111786},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.12765434384346008}],"concepts":[{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.6680727005004883},{"id":"https://openalex.org/C98526533","wikidata":"https://www.wikidata.org/wiki/Q1691938","display_name":"Sub-band coding","level":3,"score":0.6145103573799133},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.6076444983482361},{"id":"https://openalex.org/C161765866","wikidata":"https://www.wikidata.org/wiki/Q184748","display_name":"Codec","level":2,"score":0.5688282251358032},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5643109083175659},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5510809421539307},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.5480579733848572},{"id":"https://openalex.org/C54926389","wikidata":"https://www.wikidata.org/wiki/Q7575188","display_name":"Spectral envelope","level":2,"score":0.5174339413642883},{"id":"https://openalex.org/C80167644","wikidata":"https://www.wikidata.org/wiki/Q463990","display_name":"Harmonic Vector Excitation Coding","level":3,"score":0.49887633323669434},{"id":"https://openalex.org/C60603091","wikidata":"https://www.wikidata.org/wiki/Q2981616","display_name":"Variable-length code","level":3,"score":0.45307230949401855},{"id":"https://openalex.org/C28726691","wikidata":"https://www.wikidata.org/wiki/Q1268231","display_name":"Modified discrete cosine transform","level":5,"score":0.4524558484554291},{"id":"https://openalex.org/C177067256","wikidata":"https://www.wikidata.org/wiki/Q4676210","display_name":"Adaptive Multi-Rate audio codec","level":4,"score":0.45081764459609985},{"id":"https://openalex.org/C169805256","wikidata":"https://www.wikidata.org/wiki/Q1361381","display_name":"Transform coding","level":4,"score":0.44930484890937805},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3915329575538635},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.31378868222236633},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.20726490020751953},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1899150311946869},{"id":"https://openalex.org/C61328038","wikidata":"https://www.wikidata.org/wiki/Q3358061","display_name":"Speech processing","level":2,"score":0.17229771614074707},{"id":"https://openalex.org/C204201278","wikidata":"https://www.wikidata.org/wiki/Q1332614","display_name":"Voice activity detection","level":3,"score":0.15478390455245972},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1321222484111786},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.12765434384346008},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/eusipco.2015.7362491","is_oa":false,"landing_page_url":"https://doi.org/10.1109/eusipco.2015.7362491","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 23rd European Signal Processing Conference (EUSIPCO)","raw_type":"proceedings-article"},{"id":"pmh:oai:publica.fraunhofer.de:publica/394635","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/394635","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1481955708","https://openalex.org/W1512294521","https://openalex.org/W1545139949","https://openalex.org/W1577541836","https://openalex.org/W1743203372","https://openalex.org/W2009674825","https://openalex.org/W2111393885","https://openalex.org/W2126382145","https://openalex.org/W2140593795","https://openalex.org/W4285719527","https://openalex.org/W6678798091"],"related_works":["https://openalex.org/W2103778996","https://openalex.org/W2060409740","https://openalex.org/W1877515347","https://openalex.org/W1560214705","https://openalex.org/W2174640871","https://openalex.org/W2980446847","https://openalex.org/W1518181241","https://openalex.org/W4296340044","https://openalex.org/W2066534773","https://openalex.org/W1936271610"],"abstract_inverted_index":{"Conventional":[0],"music":[1,22,134],"coders,":[2],"based":[3,88,101],"on":[4],"a":[5,41,59,99],"modified":[6],"discrete":[7],"cosine":[8],"transform":[9],"(MDCT)":[10],"suffer":[11],"greatly":[12],"when":[13],"lowering":[14],"their":[15],"bit-rate":[16],"and":[17,30,97,120],"delay.":[18],"In":[19],"particular,":[20],"tonal":[21],"signals":[23],"are":[24],"penalized":[25],"by":[26],"short":[27],"analysis":[28],"windows":[29],"the":[31,36,48,56,66,70,75,109,126,131],"variable":[32,71],"length":[33,72],"coding":[34,47,73,90,103],"of":[35,44,69,74,133],"quantized":[37,76],"MDCT":[38,77],"coefficients":[39],"demands":[40],"significant":[42],"amount":[43],"bits":[45],"for":[46,135],"harmonic":[49,61,128],"structure.":[50],"For":[51],"solving":[52],"such":[53],"an":[54,86],"issue,":[55],"paper":[57],"proposes":[58],"frequency-domain":[60],"model":[62,68,81,129],"aiming":[63],"to":[64],"amend":[65],"probability":[67],"coefficients.":[78],"The":[79],"new":[80],"was":[82],"combined":[83],"successfully":[84],"with":[85,98],"envelope":[87],"arithmetic":[89,102],"at":[91,104],"rate":[92],"lower":[93],"than":[94],"10":[95],"kbps,":[96],"context":[100],"higher":[105],"bit":[106],"rates":[107],"in":[108],"recent":[110],"3":[111],"GPP":[112],"EVS":[113],"(Enhanced":[114],"Voice":[115],"Services)":[116],"codec":[117],"standard.":[118],"Objective":[119],"subjective":[121],"quality":[122,132],"tests":[123],"indicate":[124],"that":[125],"proposed":[127],"enhances":[130],"low-delay":[136],"audio":[137],"coding.":[138]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}