{"id":"https://openalex.org/W2119293025","doi":"https://doi.org/10.1109/icassp.2015.7178625","title":"Multitask diffusion LMS with sparsity-based regularization","display_name":"Multitask diffusion LMS with sparsity-based regularization","publication_year":2015,"publication_date":"2015-04-01","ids":{"openalex":"https://openalex.org/W2119293025","doi":"https://doi.org/10.1109/icassp.2015.7178625","mag":"2119293025"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2015.7178625","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2015.7178625","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://infoscience.epfl.ch/record/233496","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5015999129","display_name":"Roula Nassif","orcid":"https://orcid.org/0000-0001-9663-8559"},"institutions":[{"id":"https://openalex.org/I201841394","display_name":"Universit\u00e9 C\u00f4te d'Azur","ror":"https://ror.org/019tgvf94","country_code":"FR","type":"education","lineage":["https://openalex.org/I201841394"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Roula Nassif","raw_affiliation_strings":["Universit\u00e9 de Nice Sophia-Antipolis, France","Universit\u00e9 de Nice, Sophia Antipolis, France#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e9 de Nice Sophia-Antipolis, France","institution_ids":["https://openalex.org/I201841394"]},{"raw_affiliation_string":"Universit\u00e9 de Nice, Sophia Antipolis, France#TAB#","institution_ids":["https://openalex.org/I201841394"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009808175","display_name":"C\u00e9dric Richard","orcid":"https://orcid.org/0000-0003-2890-141X"},"institutions":[{"id":"https://openalex.org/I201841394","display_name":"Universit\u00e9 C\u00f4te d'Azur","ror":"https://ror.org/019tgvf94","country_code":"FR","type":"education","lineage":["https://openalex.org/I201841394"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Cedric Richard","raw_affiliation_strings":["Universit\u00e9 de Nice Sophia-Antipolis, France","Universit\u00e9 de Nice, Sophia Antipolis, France#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e9 de Nice Sophia-Antipolis, France","institution_ids":["https://openalex.org/I201841394"]},{"raw_affiliation_string":"Universit\u00e9 de Nice, Sophia Antipolis, France#TAB#","institution_ids":["https://openalex.org/I201841394"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113823284","display_name":"Andr\u00e9 Ferrari","orcid":null},"institutions":[{"id":"https://openalex.org/I201841394","display_name":"Universit\u00e9 C\u00f4te d'Azur","ror":"https://ror.org/019tgvf94","country_code":"FR","type":"education","lineage":["https://openalex.org/I201841394"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Andre Ferrari","raw_affiliation_strings":["Universit\u00e9 de Nice Sophia-Antipolis, France","Universit\u00e9 de Nice, Sophia Antipolis, France#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e9 de Nice Sophia-Antipolis, France","institution_ids":["https://openalex.org/I201841394"]},{"raw_affiliation_string":"Universit\u00e9 de Nice, Sophia Antipolis, France#TAB#","institution_ids":["https://openalex.org/I201841394"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091103447","display_name":"Ali H. Sayed","orcid":"https://orcid.org/0000-0002-5125-5519"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ali H. Sayed","raw_affiliation_strings":["University of California, Los Angeles, USA","University of California\u2013Los Angeles USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of California, Los Angeles, USA","institution_ids":["https://openalex.org/I161318765"]},{"raw_affiliation_string":"University of California\u2013Los Angeles USA","institution_ids":["https://openalex.org/I161318765"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":6.8873,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.9755496,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"3516","last_page":"3520"},"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9988999962806702,"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/T11236","display_name":"Control Systems and Identification","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/piecewise","display_name":"Piecewise","score":0.7700015306472778},{"id":"https://openalex.org/keywords/regularization","display_name":"Regularization (linguistics)","score":0.7303553819656372},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.6619853973388672},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.592452883720398},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5277676582336426},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.44608959555625916},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.4432791471481323},{"id":"https://openalex.org/keywords/constant","display_name":"Constant (computer programming)","score":0.43328726291656494},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4222366213798523},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.4210670292377472},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4176316559314728},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.22006356716156006},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.14300033450126648},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.11935961246490479}],"concepts":[{"id":"https://openalex.org/C164660894","wikidata":"https://www.wikidata.org/wiki/Q2037833","display_name":"Piecewise","level":2,"score":0.7700015306472778},{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.7303553819656372},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.6619853973388672},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.592452883720398},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5277676582336426},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.44608959555625916},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.4432791471481323},{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.43328726291656494},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4222366213798523},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.4210670292377472},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4176316559314728},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.22006356716156006},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.14300033450126648},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.11935961246490479},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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},{"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icassp.2015.7178625","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2015.7178625","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:infoscience.epfl.ch:233496","is_oa":true,"landing_page_url":"http://infoscience.epfl.ch/record/233496","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},{"id":"pmh:oai:infoscience.tind.io:233496","is_oa":true,"landing_page_url":"https://infoscience.epfl.ch/handle/20.500.14299/143399","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"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-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"conference proceedings"}],"best_oa_location":{"id":"pmh:oai:infoscience.epfl.ch:233496","is_oa":true,"landing_page_url":"http://infoscience.epfl.ch/record/233496","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1595020299","https://openalex.org/W1986302543","https://openalex.org/W2024747714","https://openalex.org/W2057325524","https://openalex.org/W2071607622","https://openalex.org/W2086502731","https://openalex.org/W2093737596","https://openalex.org/W2093795816","https://openalex.org/W2098674248","https://openalex.org/W2107861471","https://openalex.org/W2114823274","https://openalex.org/W2118776392","https://openalex.org/W2121820607","https://openalex.org/W2136508948","https://openalex.org/W2295500362","https://openalex.org/W2962907301","https://openalex.org/W2963157432","https://openalex.org/W4238850922","https://openalex.org/W6674047693","https://openalex.org/W6674616871","https://openalex.org/W6684139056"],"related_works":["https://openalex.org/W1645056428","https://openalex.org/W1454600515","https://openalex.org/W2385263368","https://openalex.org/W2347422947","https://openalex.org/W2368296458","https://openalex.org/W1994636611","https://openalex.org/W2004238570","https://openalex.org/W1996464949","https://openalex.org/W2040445660","https://openalex.org/W4253711148"],"abstract_inverted_index":{"In":[0],"this":[1],"work,":[2],"a":[3,28,36,43],"diffusion-type":[4],"algorithm":[5],"is":[6,18],"proposed":[7],"to":[8,72],"solve":[9],"multitask":[10],"estimation":[11],"problems":[12],"where":[13],"each":[14],"cluster":[15],"of":[16,76],"nodes":[17],"interested":[19],"in":[20,27,50],"estimating":[21],"its":[22],"own":[23],"optimum":[24],"parameter":[25,52],"vector":[26,53],"distributed":[29],"manner.":[30],"The":[31],"approach":[32],"relies":[33],"on":[34,63],"minimizing":[35],"global":[37],"mean-square":[38],"error":[39],"criterion":[40],"regularized":[41],"by":[42,56],"term":[44],"that":[45],"promotes":[46],"piecewise":[47],"constant":[48],"transitions":[49],"the":[51,64,74,77],"entries":[54],"estimated":[55],"neighboring":[57],"clusters.":[58],"We":[59],"provide":[60],"some":[61],"results":[62],"mean":[65],"and":[66],"mean-square-error":[67],"convergence.":[68],"Simulations":[69],"are":[70],"conducted":[71],"illustrate":[73],"effectiveness":[75],"strategy.":[78]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":4}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
