{"id":"https://openalex.org/W3015521405","doi":"https://doi.org/10.1109/icassp40776.2020.9053579","title":"Proximal Multitask Learning Over Distributed Networks with Jointly Sparse Structure","display_name":"Proximal Multitask Learning Over Distributed Networks with Jointly Sparse Structure","publication_year":2020,"publication_date":"2020-04-09","ids":{"openalex":"https://openalex.org/W3015521405","doi":"https://doi.org/10.1109/icassp40776.2020.9053579","mag":"3015521405"},"language":"en","primary_location":{"id":"doi:10.1109/icassp40776.2020.9053579","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp40776.2020.9053579","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hal.science/hal-03347335","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5082577449","display_name":"Danqi Jin","orcid":"https://orcid.org/0000-0001-9435-2231"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Danqi Jin","raw_affiliation_strings":["Centre of Intelligent Acoustics and Immersive Communications School of Marine Science and Technology, Northwestern Polytechinical University, China","NPU - Northwestern Polytechnical University [Xi'an] (127 Youyi W Rd, Beilin, Xi'an, Shaanxi - China)"],"affiliations":[{"raw_affiliation_string":"Centre of Intelligent Acoustics and Immersive Communications School of Marine Science and Technology, Northwestern Polytechinical University, China","institution_ids":["https://openalex.org/I17145004"]},{"raw_affiliation_string":"NPU - Northwestern Polytechnical University [Xi'an] (127 Youyi W Rd, Beilin, Xi'an, Shaanxi - China)","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100333004","display_name":"Jie Chen","orcid":"https://orcid.org/0000-0003-2306-8860"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Chen","raw_affiliation_strings":["Centre of Intelligent Acoustics and Immersive Communications School of Marine Science and Technology, Northwestern Polytechinical University, China","NPU - Northwestern Polytechnical University [Xi'an] (127 Youyi W Rd, Beilin, Xi'an, Shaanxi - China)"],"affiliations":[{"raw_affiliation_string":"Centre of Intelligent Acoustics and Immersive Communications School of Marine Science and Technology, Northwestern Polytechinical University, China","institution_ids":["https://openalex.org/I17145004"]},{"raw_affiliation_string":"NPU - Northwestern Polytechnical University [Xi'an] (127 Youyi W Rd, Beilin, Xi'an, Shaanxi - China)","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076238706","display_name":"C\u00e9dric Richard","orcid":null},"institutions":[{"id":"https://openalex.org/I4210126779","display_name":"Observatoire de la C\u00f4te d\u2019Azur","ror":"https://ror.org/039fj2469","country_code":"FR","type":"facility","lineage":["https://openalex.org/I201841394","https://openalex.org/I4210126779"]},{"id":"https://openalex.org/I4210113427","display_name":"Lagrange Laboratory","ror":"https://ror.org/02fdv8735","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I201841394","https://openalex.org/I201841394","https://openalex.org/I4210113427","https://openalex.org/I4210126779","https://openalex.org/I4210148025"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"funder","lineage":["https://openalex.org/I1294671590"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Cedric Richard","raw_affiliation_strings":["CNRS, Universit\u00e9 de la C\u00f4te d\u2019Azur, France","LAGRANGE - Joseph Louis LAGRANGE (Boulevard de l'Observatoire B.P. 4229 06304 Nice Cedex 04 - France - France)"],"affiliations":[{"raw_affiliation_string":"CNRS, Universit\u00e9 de la C\u00f4te d\u2019Azur, France","institution_ids":["https://openalex.org/I4210126779","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"LAGRANGE - Joseph Louis LAGRANGE (Boulevard de l'Observatoire B.P. 4229 06304 Nice Cedex 04 - France - France)","institution_ids":["https://openalex.org/I4210113427"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101782231","display_name":"Jingdong Chen","orcid":"https://orcid.org/0009-0003-9646-4909"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingdong Chen","raw_affiliation_strings":["Centre of Intelligent Acoustics and Immersive Communications School of Marine Science and Technology, Northwestern Polytechinical University, China","NPU - Northwestern Polytechnical University [Xi'an] (127 Youyi W Rd, Beilin, Xi'an, Shaanxi - China)"],"affiliations":[{"raw_affiliation_string":"Centre of Intelligent Acoustics and Immersive Communications School of Marine Science and Technology, Northwestern Polytechinical University, China","institution_ids":["https://openalex.org/I17145004"]},{"raw_affiliation_string":"NPU - Northwestern Polytechnical University [Xi'an] (127 Youyi W Rd, Beilin, Xi'an, Shaanxi - China)","institution_ids":["https://openalex.org/I17145004"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5082577449"],"corresponding_institution_ids":["https://openalex.org/I17145004"],"apc_list":null,"apc_paid":null,"fwci":0.3585,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.53367624,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"5900","last_page":"5904"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9979000091552734,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9962000250816345,"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":0.7373393774032593},{"id":"https://openalex.org/keywords/multi-task-learning","display_name":"Multi-task learning","score":0.6162651181221008},{"id":"https://openalex.org/keywords/stability","display_name":"Stability (learning theory)","score":0.5448002219200134},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5180857181549072},{"id":"https://openalex.org/keywords/norm","display_name":"Norm (philosophy)","score":0.42599859833717346},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.41235822439193726},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.41067272424697876},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3673841953277588},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3320884704589844},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3054419755935669},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.17508333921432495},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16306450963020325}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7373393774032593},{"id":"https://openalex.org/C28006648","wikidata":"https://www.wikidata.org/wiki/Q6934509","display_name":"Multi-task learning","level":3,"score":0.6162651181221008},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.5448002219200134},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5180857181549072},{"id":"https://openalex.org/C191795146","wikidata":"https://www.wikidata.org/wiki/Q3878446","display_name":"Norm (philosophy)","level":2,"score":0.42599859833717346},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.41235822439193726},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.41067272424697876},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3673841953277588},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3320884704589844},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3054419755935669},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.17508333921432495},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16306450963020325},{"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},{"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/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp40776.2020.9053579","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp40776.2020.9053579","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-03347335v1","is_oa":true,"landing_page_url":"https://hal.science/hal-03347335","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), May 2020, Barcelona, France. pp.5900-5904, &#x27E8;10.1109/ICASSP40776.2020.9053579&#x27E9;","raw_type":"Conference papers"}],"best_oa_location":{"id":"pmh:oai:HAL:hal-03347335v1","is_oa":true,"landing_page_url":"https://hal.science/hal-03347335","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), May 2020, Barcelona, France. pp.5900-5904, &#x27E8;10.1109/ICASSP40776.2020.9053579&#x27E9;","raw_type":"Conference papers"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W1480312878","https://openalex.org/W1546590558","https://openalex.org/W1975163256","https://openalex.org/W1986302543","https://openalex.org/W2012445782","https://openalex.org/W2024307985","https://openalex.org/W2031607104","https://openalex.org/W2047923615","https://openalex.org/W2057491164","https://openalex.org/W2057792317","https://openalex.org/W2071607622","https://openalex.org/W2073750241","https://openalex.org/W2074054045","https://openalex.org/W2077964948","https://openalex.org/W2093795816","https://openalex.org/W2118776392","https://openalex.org/W2119434824","https://openalex.org/W2144616873","https://openalex.org/W2164278908","https://openalex.org/W2295500362","https://openalex.org/W2400337965","https://openalex.org/W2530728613","https://openalex.org/W2551543312","https://openalex.org/W2589814220","https://openalex.org/W2913535645","https://openalex.org/W2962907301","https://openalex.org/W2963157432","https://openalex.org/W4238850922","https://openalex.org/W4244393449","https://openalex.org/W4292363360"],"related_works":["https://openalex.org/W2961085424","https://openalex.org/W2803309984","https://openalex.org/W2963872552","https://openalex.org/W2237537322","https://openalex.org/W4224009465","https://openalex.org/W4306674287","https://openalex.org/W4286629047","https://openalex.org/W4301248618","https://openalex.org/W2950678851","https://openalex.org/W2914746235"],"abstract_inverted_index":{"Modeling":[0],"relations":[1],"between":[2],"local":[3],"optimum":[4],"parameter":[5,26,38],"vectors":[6,27,39],"in":[7],"multitask":[8,72],"networks":[9],"has":[10],"attracted":[11],"much":[12],"attention":[13],"over":[14],"the":[15,37,41,65,78,82,90,98],"last":[16],"years.":[17],"This":[18],"work":[19],"considers":[20],"a":[21,29,59,70],"distributed":[22],"optimization":[23],"problem":[24],"for":[25],"with":[28],"jointly":[30],"sparse":[31],"structure":[32],"among":[33],"nodes,":[34],"that":[35],"is,":[36],"share":[40],"same":[42],"support":[43],"set.":[44],"By":[45],"introducing":[46],"an":[47],"\u2113":[48],"<sub":[49],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[50],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">\u221e,1</sub>":[51],"-norm":[52],"penalty":[53],"at":[54],"each":[55],"node,":[56],"and":[57],"using":[58],"proximal":[60,71],"gradient":[61],"method":[62],"to":[63,80,88,96],"minimize":[64],"regularized":[66],"cost,":[67],"we":[68],"devise":[69],"diffusion":[73],"LMS":[74],"algorithm":[75],"which":[76],"promotes":[77],"joint-sparsity":[79],"enhance":[81],"estimation":[83],"performance.":[84,99],"Analyses":[85],"are":[86,94],"provided":[87],"ensure":[89],"stability.":[91],"Simulation":[92],"results":[93],"presented":[95],"highlight":[97]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-03-06T13:50:29.536080","created_date":"2025-10-10T00:00:00"}
