{"id":"https://openalex.org/W3006848561","doi":"https://doi.org/10.1109/isspit47144.2019.9001796","title":"Generalized Refinement of Short-Term Fourier Spectra in Time- and Frequency- Domain and its Combination with Polyphase Filterbanks","display_name":"Generalized Refinement of Short-Term Fourier Spectra in Time- and Frequency- Domain and its Combination with Polyphase Filterbanks","publication_year":2019,"publication_date":"2019-12-01","ids":{"openalex":"https://openalex.org/W3006848561","doi":"https://doi.org/10.1109/isspit47144.2019.9001796","mag":"3006848561"},"language":"en","primary_location":{"id":"doi:10.1109/isspit47144.2019.9001796","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isspit47144.2019.9001796","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE International Symposium on Signal Processing and Information Technology (ISSPIT)","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/A5043401097","display_name":"Mohammed Krini","orcid":null},"institutions":[{"id":"https://openalex.org/I4210158205","display_name":"Aschaffenburg University of Applied Sciences","ror":"https://ror.org/04sms9203","country_code":"DE","type":"education","lineage":["https://openalex.org/I4210158205"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Mohammed Krini","raw_affiliation_strings":["Signal Processing Laboratory, Aschaffenburg University of Technology, Germany"],"affiliations":[{"raw_affiliation_string":"Signal Processing Laboratory, Aschaffenburg University of Technology, Germany","institution_ids":["https://openalex.org/I4210158205"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081844255","display_name":"Nilesh Madhu","orcid":"https://orcid.org/0000-0001-9131-3309"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Nilesh Madhu","raw_affiliation_strings":["Dept. Electronics & Information Systems, IDLab, Ghent University - imec, Belgium"],"affiliations":[{"raw_affiliation_string":"Dept. Electronics & Information Systems, IDLab, Ghent University - imec, Belgium","institution_ids":["https://openalex.org/I32597200"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5043401097"],"corresponding_institution_ids":["https://openalex.org/I4210158205"],"apc_list":null,"apc_paid":null,"fwci":0.1659,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.48827789,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"39","issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9988999962806702,"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"}},{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":0.9987999796867371,"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/polyphase-system","display_name":"Polyphase system","score":0.9795355200767517},{"id":"https://openalex.org/keywords/filter-bank","display_name":"Filter bank","score":0.7691785097122192},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.6701343059539795},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5251664519309998},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.5213350057601929},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.5152245163917542},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5046128034591675},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.44931405782699585},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.4244837462902069},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.42372092604637146},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.4140307307243347},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.4101486802101135},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.34780099987983704},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.3212757110595703},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3007058799266815},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.27140235900878906},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.24393674731254578},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2402709424495697},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.15548175573349},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09620630741119385}],"concepts":[{"id":"https://openalex.org/C96157337","wikidata":"https://www.wikidata.org/wiki/Q391639","display_name":"Polyphase system","level":2,"score":0.9795355200767517},{"id":"https://openalex.org/C100515483","wikidata":"https://www.wikidata.org/wiki/Q3268235","display_name":"Filter bank","level":3,"score":0.7691785097122192},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.6701343059539795},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5251664519309998},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.5213350057601929},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.5152245163917542},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5046128034591675},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.44931405782699585},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.4244837462902069},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.42372092604637146},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.4140307307243347},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.4101486802101135},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.34780099987983704},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.3212757110595703},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3007058799266815},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.27140235900878906},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.24393674731254578},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2402709424495697},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.15548175573349},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09620630741119385},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"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":2,"locations":[{"id":"doi:10.1109/isspit47144.2019.9001796","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isspit47144.2019.9001796","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE International Symposium on Signal Processing and Information Technology (ISSPIT)","raw_type":"proceedings-article"},{"id":"pmh:oai:archive.ugent.be:8644978","is_oa":false,"landing_page_url":"http://hdl.handle.net/1854/LU-8644978","pdf_url":null,"source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISBN: 9781728153414","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W6630653","https://openalex.org/W48610814","https://openalex.org/W1699606755","https://openalex.org/W1805162375","https://openalex.org/W1970370090","https://openalex.org/W1975079546","https://openalex.org/W1995190897","https://openalex.org/W2004163116","https://openalex.org/W2025322216","https://openalex.org/W2063678701","https://openalex.org/W2075098731","https://openalex.org/W2091425152","https://openalex.org/W2098184325","https://openalex.org/W2099156044","https://openalex.org/W2104729299","https://openalex.org/W2105171518","https://openalex.org/W2121973264","https://openalex.org/W2144561273","https://openalex.org/W2146324387","https://openalex.org/W2155998647","https://openalex.org/W2160566140","https://openalex.org/W2548983293","https://openalex.org/W2576278524","https://openalex.org/W2612685246","https://openalex.org/W2889273017","https://openalex.org/W3147539069","https://openalex.org/W4206454995","https://openalex.org/W4214498238"],"related_works":["https://openalex.org/W2159772323","https://openalex.org/W2537414839","https://openalex.org/W1980778204","https://openalex.org/W2199954716","https://openalex.org/W4231678179","https://openalex.org/W2950739756","https://openalex.org/W2782295999","https://openalex.org/W2162306796","https://openalex.org/W1947057263","https://openalex.org/W2355447608"],"abstract_inverted_index":{"In":[0],"this":[1],"contribution":[2],"a":[3,19,38,85,127,144,176],"generalized":[4,103],"solution":[5],"for":[6,54,159,168],"the":[7,31,34,44,79,93,101,108,120,123,133,149,160,185],"spectral":[8],"refinement":[9],"(SR)":[10],"of":[11,18,22,43,88,105,122,151,162],"signals":[12],"is":[13,51],"presented.":[14],"SR":[15,77,158],"essentially":[16],"consists":[17],"linear":[20],"combination":[21,173],"weighted":[23],"and":[24],"shifted":[25],"input":[26],"signal":[27,187],"segments":[28],"(either":[29],"in":[30,78,107],"time":[32],"or":[33,66,130],"subband":[35],"domain),":[36],"yielding":[37],"refined":[39],"(higher":[40],"resolution)":[41],"version":[42],"underlying":[45],"short-term":[46,124],"spectrum.":[47,188],"The":[48,111],"proposed":[49,102],"method":[50],"particularly":[52],"suitable":[53],"speech":[55],"processing":[56],"systems":[57],"with":[58,157],"an":[59,153],"existing":[60,154],"analysis":[61,90,95],"filterbank":[62,156],"based":[63,183],"on":[64,184],"polyphase":[65,155],"DFT":[67],"realizations.":[68],"We":[69],"first":[70],"show":[71],"that":[72,75],"DFT-modulated":[73],"filterbanks":[74,96],"incorporate":[76],"time-domain":[80],"can":[81,114,174],"be":[82,98,115],"seen":[83],"as":[84,143],"specific":[86],"realization":[87],"polyphase-based":[89,94],"filterbanks.":[91],"Next,":[92],"will":[97],"combined":[99],"through":[100],"form":[104],"SR,":[106],"frequency":[109,135,139,165],"domain.":[110],"resulting":[112],"structure":[113],"applied":[116],"to":[117,131,181],"refine":[118,132],"either":[119],"frequencies":[121],"spectrum":[125],"(or":[126],"subset":[128],"thereof)":[129],"whole":[134],"range,":[136],"including":[137],"additional":[138],"supporting":[140],"points.":[141],"Lastly,":[142],"potential":[145],"application,":[146],"we":[147],"demonstrate":[148],"benefit":[150],"combining":[152],"problem":[161],"pitch":[163],"extraction/fundamental":[164],"estimation.":[166],"Especially":[167],"lower":[169],"fundamental":[170],"frequencies,":[171],"such":[172],"give":[175],"significant":[177],"performance":[178],"improvement":[179],"compared":[180],"estimates":[182],"original":[186]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}