{"id":"https://openalex.org/W2609323959","doi":"https://doi.org/10.1109/access.2017.2699782","title":"Low-Distortion MMSE Speech Enhancement Estimator Based on Laplacian Prior","display_name":"Low-Distortion MMSE Speech Enhancement Estimator Based on Laplacian Prior","publication_year":2017,"publication_date":"2017-01-01","ids":{"openalex":"https://openalex.org/W2609323959","doi":"https://doi.org/10.1109/access.2017.2699782","mag":"2609323959"},"language":"en","primary_location":{"id":"doi:10.1109/access.2017.2699782","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2017.2699782","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2017.2699782","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5020675008","display_name":"Basheera M. Mahmmod","orcid":"https://orcid.org/0000-0002-4121-0843"},"institutions":[{"id":"https://openalex.org/I130343225","display_name":"Universiti Putra Malaysia","ror":"https://ror.org/02e91jd64","country_code":"MY","type":"education","lineage":["https://openalex.org/I130343225"]},{"id":"https://openalex.org/I135120706","display_name":"University of Baghdad","ror":"https://ror.org/007f1da21","country_code":"IQ","type":"education","lineage":["https://openalex.org/I135120706"]}],"countries":["IQ","MY"],"is_corresponding":false,"raw_author_name":"Basheera M. Mahmmod","raw_affiliation_strings":["Computer Engineering Department, University of Baghdad, Baghdad, Iraq","Department of Computer and Communication Systems Engineering, Universiti Putra Malaysia, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Engineering Department, University of Baghdad, Baghdad, Iraq","institution_ids":["https://openalex.org/I135120706"]},{"raw_affiliation_string":"Department of Computer and Communication Systems Engineering, Universiti Putra Malaysia, Selangor, Malaysia","institution_ids":["https://openalex.org/I130343225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110477863","display_name":"Abd Rahman Ramli","orcid":null},"institutions":[{"id":"https://openalex.org/I130343225","display_name":"Universiti Putra Malaysia","ror":"https://ror.org/02e91jd64","country_code":"MY","type":"education","lineage":["https://openalex.org/I130343225"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Abd Rahman Ramli","raw_affiliation_strings":["Department of Computer and Communication Systems Engineering, Universiti Putra Malaysia, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer and Communication Systems Engineering, Universiti Putra Malaysia, Selangor, Malaysia","institution_ids":["https://openalex.org/I130343225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113806830","display_name":"Sadiq H. Abdulhussian","orcid":null},"institutions":[{"id":"https://openalex.org/I130343225","display_name":"Universiti Putra Malaysia","ror":"https://ror.org/02e91jd64","country_code":"MY","type":"education","lineage":["https://openalex.org/I130343225"]},{"id":"https://openalex.org/I135120706","display_name":"University of Baghdad","ror":"https://ror.org/007f1da21","country_code":"IQ","type":"education","lineage":["https://openalex.org/I135120706"]}],"countries":["IQ","MY"],"is_corresponding":false,"raw_author_name":"Sadiq H. Abdulhussian","raw_affiliation_strings":["Computer Engineering Department, University of Baghdad, Baghdad, Iraq","Department of Computer and Communication Systems Engineering, Universiti Putra Malaysia, Selangor, Malaysia"],"raw_orcid":"https://orcid.org/0000-0002-6439-0082","affiliations":[{"raw_affiliation_string":"Computer Engineering Department, University of Baghdad, Baghdad, Iraq","institution_ids":["https://openalex.org/I135120706"]},{"raw_affiliation_string":"Department of Computer and Communication Systems Engineering, Universiti Putra Malaysia, Selangor, Malaysia","institution_ids":["https://openalex.org/I130343225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047260709","display_name":"S. A. R. Al-Haddad","orcid":"https://orcid.org/0000-0001-5522-5096"},"institutions":[{"id":"https://openalex.org/I130343225","display_name":"Universiti Putra Malaysia","ror":"https://ror.org/02e91jd64","country_code":"MY","type":"education","lineage":["https://openalex.org/I130343225"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Syed Abdul Rahman Al-Haddad","raw_affiliation_strings":["Department of Computer and Communication Systems Engineering, Universiti Putra Malaysia, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer and Communication Systems Engineering, Universiti Putra Malaysia, Selangor, Malaysia","institution_ids":["https://openalex.org/I130343225"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033983559","display_name":"Wissam A. Jassim","orcid":"https://orcid.org/0000-0001-5998-142X"},"institutions":[{"id":"https://openalex.org/I205274468","display_name":"Trinity College Dublin","ror":"https://ror.org/02tyrky19","country_code":"IE","type":"education","lineage":["https://openalex.org/I205274468"]}],"countries":["IE"],"is_corresponding":false,"raw_author_name":"Wissam A. Jassim","raw_affiliation_strings":["ADAPT Center, School of Engineering, Trinity College Dublin, University of Dublin, Dublin, Ireland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ADAPT Center, School of Engineering, Trinity College Dublin, University of Dublin, Dublin, Ireland","institution_ids":["https://openalex.org/I205274468"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":4.0189,"has_fulltext":false,"cited_by_count":43,"citation_normalized_percentile":{"value":0.94864731,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"5","issue":null,"first_page":"9866","last_page":"9881"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":1.0,"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":1.0,"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":0.9984999895095825,"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/T10283","display_name":"Hearing Loss and Rehabilitation","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.8185983896255493},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.7111610174179077},{"id":"https://openalex.org/keywords/speech-enhancement","display_name":"Speech enhancement","score":0.6866040229797363},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5728086233139038},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5521939992904663},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.5503161549568176},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.5331608057022095},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4982466697692871},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4495283365249634},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.42876729369163513},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.41852933168411255},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.41297098994255066},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.38850292563438416},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.25071316957473755},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2424212098121643},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10632365942001343},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.08383473753929138}],"concepts":[{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.8185983896255493},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.7111610174179077},{"id":"https://openalex.org/C2776182073","wikidata":"https://www.wikidata.org/wiki/Q7575395","display_name":"Speech enhancement","level":3,"score":0.6866040229797363},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5728086233139038},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5521939992904663},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.5503161549568176},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.5331608057022095},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4982466697692871},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4495283365249634},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.42876729369163513},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.41852933168411255},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.41297098994255066},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.38850292563438416},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.25071316957473755},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2424212098121643},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10632365942001343},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.08383473753929138},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"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":3,"locations":[{"id":"doi:10.1109/access.2017.2699782","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2017.2699782","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:psasir.upm.edu.my:62322","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4377196260","display_name":"Universiti Putra Malaysia Institutional Repository (Universiti Putra Malaysia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I130343225","host_organization_name":"Universiti Putra Malaysia","host_organization_lineage":["https://openalex.org/I130343225"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"pmh:oai:doaj.org/article:6e30ebff4427435a93b22bbfc36ab596","is_oa":true,"landing_page_url":"https://doaj.org/article/6e30ebff4427435a93b22bbfc36ab596","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 5, Pp 9866-9881 (2017)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2017.2699782","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2017.2699782","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.7699999809265137,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":58,"referenced_works":["https://openalex.org/W20030414","https://openalex.org/W25676668","https://openalex.org/W1492095104","https://openalex.org/W1498945097","https://openalex.org/W1510355813","https://openalex.org/W1552314771","https://openalex.org/W1611916600","https://openalex.org/W1635512741","https://openalex.org/W1785723168","https://openalex.org/W1873645982","https://openalex.org/W1968939597","https://openalex.org/W1974387177","https://openalex.org/W1975301756","https://openalex.org/W1979867271","https://openalex.org/W1985090574","https://openalex.org/W2010840080","https://openalex.org/W2019687194","https://openalex.org/W2028846388","https://openalex.org/W2031043785","https://openalex.org/W2046245205","https://openalex.org/W2051428568","https://openalex.org/W2064927719","https://openalex.org/W2090064169","https://openalex.org/W2096779346","https://openalex.org/W2101042021","https://openalex.org/W2101999036","https://openalex.org/W2103636088","https://openalex.org/W2107601051","https://openalex.org/W2109744426","https://openalex.org/W2113509581","https://openalex.org/W2121973264","https://openalex.org/W2124823288","https://openalex.org/W2128653836","https://openalex.org/W2136637420","https://openalex.org/W2144203901","https://openalex.org/W2144404214","https://openalex.org/W2149535104","https://openalex.org/W2151012548","https://openalex.org/W2158185319","https://openalex.org/W2163429711","https://openalex.org/W2169399159","https://openalex.org/W2266251132","https://openalex.org/W2288289204","https://openalex.org/W2289179757","https://openalex.org/W2403117493","https://openalex.org/W2403555780","https://openalex.org/W2504355986","https://openalex.org/W2588125578","https://openalex.org/W3146416348","https://openalex.org/W3147539069","https://openalex.org/W4245919820","https://openalex.org/W4252971356","https://openalex.org/W4253928870","https://openalex.org/W4285719527","https://openalex.org/W6600801376","https://openalex.org/W6601019258","https://openalex.org/W6696478435","https://openalex.org/W6713425292"],"related_works":["https://openalex.org/W2075897667","https://openalex.org/W2361247493","https://openalex.org/W2157330024","https://openalex.org/W1998374630","https://openalex.org/W2528250906","https://openalex.org/W2907746047","https://openalex.org/W3125536267","https://openalex.org/W1493471768","https://openalex.org/W2073909383","https://openalex.org/W2274645452"],"abstract_inverted_index":{"The":[0,42,78,101,249],"most":[1],"well-known":[2],"conventional":[3],"speech":[4,12,135,158,175,237],"enhancement":[5],"algorithms":[6],"introduce":[7],"unwanted":[8],"artifact":[9,68],"noise":[10,69,75,178],"and":[11,28,37,92,177,215,233,243,272],"distortion":[13,59],"to":[14,56,120,131,154,239],"the":[15,19,58,64,74,82,110,126,133,138,142,146,149,156,161,174,181,209,213,241,246,252,260],"enhanced":[16],"signal.":[17],"Reducing":[18],"effects":[20],"of":[21,63,81,148,188,192,208,212,236,245,251,278],"such":[22],"issues":[23],"require":[24],"more":[25],"robust":[26],"linear":[27,36,86],"non-linear":[29,38,93],"estimators.":[30,41,248],"This":[31],"paper":[32],"proposes":[33],"new":[34],"optimum":[35],"Laplacian":[39,83,88,95],"distribution-based":[40,84],"proposed":[43,102,127,247,253],"estimators":[44,103,128,168,254],"are":[45,99,104,129,259],"derived":[46],"based":[47],"on":[48],"a":[49,116,185,198,205],"minimum":[50],"mean":[51,189],"squared":[52],"error":[53,191],"(MMSE)":[54],"sense":[55],"minimize":[57],"in":[60,106,141,160,166,180,276],"different":[61,279],"conditions":[62,165],"underlying":[65],"speech.":[66],"Thus,":[67],"is":[70,113,152,194,219,224],"reduced":[71],"without":[72],"compromising":[73],"reduction":[76],"process.":[77],"analytical":[79],"solutions":[80],"estimators,":[85],"bilateral":[87,94],"gain":[89,96,269],"estimator":[90,97,275],"(LBLG),":[91],"(NBLG),":[98],"presented.":[100,220],"implemented":[105],"three":[107],"steps.":[108],"First,":[109],"observation":[111],"signal":[112,136,140,159,176],"decorrelated":[114,143,182],"through":[115],"real":[117,150],"transform":[118,123,151],"domain":[119],"obtain":[121,155],"its":[122],"coefficients.":[124],"Second,":[125],"applied":[130,153],"estimate":[132],"clean":[134],"from":[137],"noisy":[139],"domain.":[144,163,183],"Finally,":[145],"inverse":[147],"original":[157],"time":[162],"Two":[164],"these":[167],"account":[169],"for":[170],"interference":[171],"events":[172],"between":[173],"coefficients":[179],"Moreover,":[184],"mathematical":[186],"aspect":[187],"square":[190],"LBLG":[193,214],"evaluated,":[195],"which":[196,258],"presents":[197],"significant":[199],"improvement":[200],"over":[201],"other":[202,256],"methods.":[203],"Furthermore,":[204],"comprehensive":[206],"description":[207],"whole":[210],"variations":[211],"NBLG":[216],"gains":[217],"characteristics":[218],"A":[221],"comparative":[222],"evaluation":[223,235],"performed":[225],"with":[226],"effective":[227],"quality":[228],"metrics,":[229],"segmental":[230],"signal-to-noise":[231],"ratio":[232],"perceptual":[234],"quality,":[238],"demonstrate":[240],"advantage":[242],"effectiveness":[244],"performance":[250],"outperformed":[255],"methods,":[257],"traditional":[261],"MMSE":[262,274],"approach,":[263],"perceptually":[264],"motivated":[265],"Bayesian":[266],"estimator,":[267,271],"dual":[268,273],"Wiener":[270],"terms":[277],"objective":[280],"measurements.":[281]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":8},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}