{"id":"https://openalex.org/W2750748857","doi":"https://doi.org/10.1002/dac.3393","title":"Variable kernel\u2010based computing algorithms for estimating sparse multipath channels","display_name":"Variable kernel\u2010based computing algorithms for estimating sparse multipath channels","publication_year":2017,"publication_date":"2017-08-30","ids":{"openalex":"https://openalex.org/W2750748857","doi":"https://doi.org/10.1002/dac.3393","mag":"2750748857"},"language":"en","primary_location":{"id":"doi:10.1002/dac.3393","is_oa":false,"landing_page_url":"https://doi.org/10.1002/dac.3393","pdf_url":null,"source":{"id":"https://openalex.org/S175310385","display_name":"International Journal of Communication Systems","issn_l":"1074-5351","issn":["1074-5351","1099-1131"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Communication Systems","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/A5100384175","display_name":"Jie Yang","orcid":"https://orcid.org/0000-0002-5019-6393"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Yang","raw_affiliation_strings":["College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070155692","display_name":"Ruijie Zhao","orcid":"https://orcid.org/0000-0001-6168-8687"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ruijie Zhao","raw_affiliation_strings":["College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054278847","display_name":"Rongfang Song","orcid":"https://orcid.org/0000-0002-8170-3618"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rongfang Song","raw_affiliation_strings":["College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051897815","display_name":"Jian Xiong","orcid":"https://orcid.org/0000-0002-8346-178X"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jian Xiong","raw_affiliation_strings":["College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100703535","display_name":"Yan Liang","orcid":"https://orcid.org/0000-0001-7761-3030"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan Liang","raw_affiliation_strings":["College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108283002","display_name":"Wang Luo","orcid":"https://orcid.org/0009-0007-2039-4616"},"institutions":[{"id":"https://openalex.org/I4210118629","display_name":"NARI Group (China)","ror":"https://ror.org/02egn3136","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118629"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wang Luo","raw_affiliation_strings":["NARI Group Corporation (State Grid Electric Power Research Institute)  Nanjing China","NARI Group Corporation (State Grid Electric Power Research Institute), Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NARI Group Corporation (State Grid Electric Power Research Institute)  Nanjing China","institution_ids":["https://openalex.org/I4210118629"]},{"raw_affiliation_string":"NARI Group Corporation (State Grid Electric Power Research Institute), Nanjing, China","institution_ids":["https://openalex.org/I4210118629"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101734836","display_name":"Li Xu","orcid":"https://orcid.org/0000-0002-1875-771X"},"institutions":[{"id":"https://openalex.org/I5467274","display_name":"Akita Prefectural University","ror":"https://ror.org/05b1kx621","country_code":"JP","type":"education","lineage":["https://openalex.org/I5467274"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Li Xu","raw_affiliation_strings":["Department of Electronics and Information System Akita Prefectural University  Yurihonjo Japan","Department of Electronics and Information System, Akita Prefectural University, Yurihonjo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Information System Akita Prefectural University  Yurihonjo Japan","institution_ids":["https://openalex.org/I5467274"]},{"raw_affiliation_string":"Department of Electronics and Information System, Akita Prefectural University, Yurihonjo, Japan","institution_ids":["https://openalex.org/I5467274"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027367677","display_name":"Guan Gui","orcid":"https://orcid.org/0000-0003-3888-2881"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guan Gui","raw_affiliation_strings":["College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-3888-2881","affiliations":[{"raw_affiliation_string":"College of Communication and Information Engineering Nanjing University of Posts and Telecommunications  Nanjing China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"College of Communication and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5027367677"],"corresponding_institution_ids":["https://openalex.org/I41198531"],"apc_list":{"value":3450,"currency":"USD","value_usd":3450},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.11886029,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"31","issue":"7","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":1.0,"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/T10860","display_name":"Speech and Audio Processing","score":0.9997000098228455,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"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":0.8241509199142456},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6711738109588623},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.5696952939033508},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5090634226799011},{"id":"https://openalex.org/keywords/kernel","display_name":"Kernel (algebra)","score":0.48284298181533813},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.4371177852153778},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.4231225550174713},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12852084636688232},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.11788246035575867},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07881742715835571}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8241509199142456},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6711738109588623},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.5696952939033508},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5090634226799011},{"id":"https://openalex.org/C74193536","wikidata":"https://www.wikidata.org/wiki/Q574844","display_name":"Kernel (algebra)","level":2,"score":0.48284298181533813},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.4371177852153778},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.4231225550174713},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12852084636688232},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.11788246035575867},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07881742715835571},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/dac.3393","is_oa":false,"landing_page_url":"https://doi.org/10.1002/dac.3393","pdf_url":null,"source":{"id":"https://openalex.org/S175310385","display_name":"International Journal of Communication Systems","issn_l":"1074-5351","issn":["1074-5351","1099-1131"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Communication Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3290842744","display_name":null,"funder_award_id":"15K06072","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"},{"id":"https://openalex.org/G33808118","display_name":null,"funder_award_id":"61401069","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3881514780","display_name":null,"funder_award_id":"61501254","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5989556354","display_name":null,"funder_award_id":"61271240","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W1701760339","https://openalex.org/W1968056851","https://openalex.org/W1980907873","https://openalex.org/W1991357077","https://openalex.org/W1993405482","https://openalex.org/W2008939017","https://openalex.org/W2021582374","https://openalex.org/W2027548969","https://openalex.org/W2135160607","https://openalex.org/W2139676293","https://openalex.org/W2142699079","https://openalex.org/W2151533421","https://openalex.org/W2166106181","https://openalex.org/W2293909378","https://openalex.org/W2336403911","https://openalex.org/W2536854608","https://openalex.org/W2561683018","https://openalex.org/W2582664628","https://openalex.org/W2963232859","https://openalex.org/W3024853581","https://openalex.org/W3099579977","https://openalex.org/W3106105878","https://openalex.org/W3139847728","https://openalex.org/W3151288016","https://openalex.org/W4239240501","https://openalex.org/W4250955649"],"related_works":["https://openalex.org/W2376969857","https://openalex.org/W207732638","https://openalex.org/W2801592279","https://openalex.org/W4252788403","https://openalex.org/W2171869298","https://openalex.org/W2034040913","https://openalex.org/W2257001073","https://openalex.org/W1992602584","https://openalex.org/W2549306799","https://openalex.org/W2107810879"],"abstract_inverted_index":{"Summary":[0],"Accurate":[1],"channel":[2,50,69,108,149],"estimation":[3,94,109],"algorithms":[4,80],"are":[5,26,155],"required":[6],"to":[7,48,67,85,157],"mitigate":[8],"the":[9,13,35,78,93,135,148,159],"frequency\u2010selective":[10],"fading":[11],"in":[12,30,46,162],"broadband":[14],"wireless":[15],"communication":[16],"systems.":[17],"Many":[18],"physical":[19],"experiments":[20],"revealed":[21],"that":[22,75],"finite":[23],"impulsive":[24],"responses":[25],"distributed":[27],"as":[28],"sparse":[29,37,107,112],"delayed":[31],"time":[32],"domain.":[33],"Hence,":[34],"inherent":[36],"information":[38],"can":[39,81],"be":[40,82],"exploited":[41],"by":[42,116,125],"state\u2010of\u2010the\u2010art":[43],"computing":[44,53,79,134],"algorithms,":[45,54],"order":[47],"improve":[49,92],"accuracy.":[51],"Existing":[52],"zero\u2010attracting":[55],"recursive":[56],"least":[57],"square":[58],"(ZA\u2010RLS)":[59],"and":[60,137],"reweighted":[61],"ZA\u2010RLS":[62],"(RZA\u2010RLS),":[63],"have":[64],"been":[65],"developed":[66],"exploit":[68,86],"sparsity.":[70,150],"However,":[71],"optimization":[72],"theory":[73],"implies":[74],"accuracy":[76],"of":[77],"further":[83,91],"improved":[84],"more":[87],"sparsity":[88],"information.":[89],"To":[90],"performance,":[95],"this":[96],"paper":[97],"proposes":[98],"a":[99],"correntropy":[100],"induced":[101],"metric":[102],"(CIM)\u2010penalized":[103],"RLS":[104],"(CIM\u2010RLS)":[105],"based":[106],"algorithm.":[110],"Here,":[111],"constraint":[113,121],"is":[114,123,131,143],"performed":[115],"CIM":[117],"function,":[118],"while":[119],"error":[120],"term":[122],"computed":[124,144],"RLS.":[126],"In":[127],"particular,":[128],"Gaussian":[129],"kernel":[130,140],"adopted":[132],"for":[133,145],"CIM,":[136],"its":[138],"variable":[139],"width":[141],"(VKW)":[142],"adaptively":[146],"exploiting":[147],"Monte":[151],"Carlo":[152],"simulation":[153],"results":[154],"conducted":[156],"verify":[158],"proposed":[160],"algorithm":[161],"different":[163],"scenarios.":[164]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}