{"id":"https://openalex.org/W2158759747","doi":"https://doi.org/10.1109/tit.2010.2046229","title":"Sparse Non-Gaussian Component Analysis","display_name":"Sparse Non-Gaussian Component Analysis","publication_year":2010,"publication_date":"2010-05-27","ids":{"openalex":"https://openalex.org/W2158759747","doi":"https://doi.org/10.1109/tit.2010.2046229","mag":"2158759747"},"language":"en","primary_location":{"id":"doi:10.1109/tit.2010.2046229","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2010.2046229","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Theory","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hal.science/hal-00381120","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5023556052","display_name":"Elmar Diederichs","orcid":null},"institutions":[{"id":"https://openalex.org/I4210105926","display_name":"Institute of Mathematics and Informatics","ror":"https://ror.org/01b5dy719","country_code":"BG","type":"facility","lineage":["https://openalex.org/I24768866","https://openalex.org/I4210105926"]},{"id":"https://openalex.org/I75951250","display_name":"Freie Universit\u00e4t Berlin","ror":"https://ror.org/046ak2485","country_code":"DE","type":"education","lineage":["https://openalex.org/I75951250"]}],"countries":["BG","DE"],"is_corresponding":false,"raw_author_name":"Elmar Diederichs","raw_affiliation_strings":["Institute of Mathematics and Informatics, Free University of Berlin, Berlin, Germany","Institute for Mathematics and Informatics"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Mathematics and Informatics, Free University of Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I75951250"]},{"raw_affiliation_string":"Institute for Mathematics and Informatics","institution_ids":["https://openalex.org/I4210105926"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039659947","display_name":"Anatoli Juditsky","orcid":"https://orcid.org/0000-0001-5231-363X"},"institutions":[{"id":"https://openalex.org/I177483745","display_name":"Universit\u00e9 Joseph Fourier","ror":"https://ror.org/02aj0kh94","country_code":"FR","type":"education","lineage":["https://openalex.org/I177483745"]},{"id":"https://openalex.org/I4210149092","display_name":"Laboratoire Jean Kuntzmann","ror":"https://ror.org/04ett5b41","country_code":"FR","type":"facility","lineage":["https://openalex.org/I106785703","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I4210149092","https://openalex.org/I899635006","https://openalex.org/I899635006"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Anatoli Juditsky","raw_affiliation_strings":["LJK, Universit\u00e9 Joseph Fourier de Grenoble, Grenoble, France","Statistique et Mod\u00e9lisation Stochatisque"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"LJK, Universit\u00e9 Joseph Fourier de Grenoble, Grenoble, France","institution_ids":["https://openalex.org/I177483745","https://openalex.org/I4210149092"]},{"raw_affiliation_string":"Statistique et Mod\u00e9lisation Stochatisque","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035705885","display_name":"Vladimir Spokoiny","orcid":"https://orcid.org/0000-0002-2040-3427"},"institutions":[{"id":"https://openalex.org/I39343248","display_name":"Humboldt-Universit\u00e4t zu Berlin","ror":"https://ror.org/01hcx6992","country_code":"DE","type":"education","lineage":["https://openalex.org/I39343248"]},{"id":"https://openalex.org/I4210092021","display_name":"Weierstrass Institute for Applied Analysis and Stochastics","ror":"https://ror.org/00h1x4t21","country_code":"DE","type":"facility","lineage":["https://openalex.org/I315704651","https://openalex.org/I4210092021"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Vladimir Spokoiny","raw_affiliation_strings":["Weierstrass Institute, Humboldt University of Berlin, Berlin, Germany","Weierstrass Institute and Humboldt University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Weierstrass Institute, Humboldt University of Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I39343248","https://openalex.org/I4210092021"]},{"raw_affiliation_string":"Weierstrass Institute and Humboldt University","institution_ids":["https://openalex.org/I4210092021"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108759740","display_name":"Christof Sch\u00fctte","orcid":null},"institutions":[{"id":"https://openalex.org/I4210105926","display_name":"Institute of Mathematics and Informatics","ror":"https://ror.org/01b5dy719","country_code":"BG","type":"facility","lineage":["https://openalex.org/I24768866","https://openalex.org/I4210105926"]},{"id":"https://openalex.org/I75951250","display_name":"Freie Universit\u00e4t Berlin","ror":"https://ror.org/046ak2485","country_code":"DE","type":"education","lineage":["https://openalex.org/I75951250"]}],"countries":["BG","DE"],"is_corresponding":false,"raw_author_name":"Christof Schutte","raw_affiliation_strings":["Institute of Mathematics and Informatics, Free University of Berlin, Berlin, Germany","Institute for Mathematics and Informatics"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Mathematics and Informatics, Free University of Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I75951250"]},{"raw_affiliation_string":"Institute for Mathematics and Informatics","institution_ids":["https://openalex.org/I4210105926"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.716,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.83632497,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"56","issue":"6","first_page":"3033","last_page":"3047"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9983999729156494,"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/T13487","display_name":"Statistical and numerical algorithms","score":0.9860000014305115,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"Principal component analysis","score":0.7185589075088501},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.6598509550094604},{"id":"https://openalex.org/keywords/independent-component-analysis","display_name":"Independent component analysis","score":0.6283619403839111},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.5799434185028076},{"id":"https://openalex.org/keywords/component","display_name":"Component (thermodynamics)","score":0.5648543238639832},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5633622407913208},{"id":"https://openalex.org/keywords/component-analysis","display_name":"Component analysis","score":0.5215789675712585},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.49440765380859375},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.4421570599079132},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4114653468132019},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4071395695209503},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.40236207842826843},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3273584842681885}],"concepts":[{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.7185589075088501},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.6598509550094604},{"id":"https://openalex.org/C51432778","wikidata":"https://www.wikidata.org/wiki/Q1259145","display_name":"Independent component analysis","level":2,"score":0.6283619403839111},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.5799434185028076},{"id":"https://openalex.org/C168167062","wikidata":"https://www.wikidata.org/wiki/Q1117970","display_name":"Component (thermodynamics)","level":2,"score":0.5648543238639832},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5633622407913208},{"id":"https://openalex.org/C2780692498","wikidata":"https://www.wikidata.org/wiki/Q16950721","display_name":"Component analysis","level":2,"score":0.5215789675712585},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.49440765380859375},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.4421570599079132},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4114653468132019},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4071395695209503},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.40236207842826843},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3273584842681885},{"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tit.2010.2046229","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2010.2046229","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Theory","raw_type":"journal-article"},{"id":"pmh:oai:HAL:hal-00381120v1","is_oa":true,"landing_page_url":"https://hal.science/hal-00381120","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":"IEEE Transactions on Information Theory, 2010, 56 (6), pp.3033-3047. &#x27E8;10.1109/TIT.2010.2046229&#x27E9;","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:HAL:hal-00381120v1","is_oa":true,"landing_page_url":"https://hal.science/hal-00381120","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":"IEEE Transactions on Information Theory, 2010, 56 (6), pp.3033-3047. &#x27E8;10.1109/TIT.2010.2046229&#x27E9;","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W36714851","https://openalex.org/W187211397","https://openalex.org/W597511998","https://openalex.org/W1480376833","https://openalex.org/W1543298386","https://openalex.org/W1545638794","https://openalex.org/W1571975558","https://openalex.org/W1592335992","https://openalex.org/W1801485002","https://openalex.org/W1968104963","https://openalex.org/W1970915113","https://openalex.org/W1978177900","https://openalex.org/W1978930294","https://openalex.org/W1996908140","https://openalex.org/W2010353172","https://openalex.org/W2053186076","https://openalex.org/W2087474658","https://openalex.org/W2099111195","https://openalex.org/W2107636931","https://openalex.org/W2111208481","https://openalex.org/W2127770723","https://openalex.org/W2139896607","https://openalex.org/W2144405862","https://openalex.org/W2154080901","https://openalex.org/W2163490846","https://openalex.org/W2168745915","https://openalex.org/W2171050905","https://openalex.org/W2292609460","https://openalex.org/W2895205778","https://openalex.org/W3021544465","https://openalex.org/W3099514962","https://openalex.org/W3122018923","https://openalex.org/W3124054211","https://openalex.org/W4206302131","https://openalex.org/W4229954146","https://openalex.org/W4232129301","https://openalex.org/W4238957295","https://openalex.org/W4240136535","https://openalex.org/W4241872460","https://openalex.org/W4250857377","https://openalex.org/W6642933791"],"related_works":["https://openalex.org/W3000541886","https://openalex.org/W1637798125","https://openalex.org/W2367926634","https://openalex.org/W1971575144","https://openalex.org/W2369494890","https://openalex.org/W2073510591","https://openalex.org/W1888749522","https://openalex.org/W2139404519","https://openalex.org/W3027745756","https://openalex.org/W1513845058"],"abstract_inverted_index":{"Non-Gaussian":[0],"component":[1,19,46],"analysis":[2,12,47],"(NGCA)":[3],"introduced":[4],"in":[5,24],"offered":[6],"a":[7,16,53,67],"method":[8],"for":[9,14],"high-dimensional":[10],"data":[11],"allowing":[13],"identifying":[15],"low-dimensional":[17],"non-Gaussian":[18,42],"of":[20,34,40],"the":[21,35,41,63,69],"whole":[22],"distribution":[23],"an":[25],"iterative":[26],"and":[27],"structure":[28],"adaptive":[29],"way.":[30],"An":[31],"important":[32],"step":[33],"NGCA":[36,57,60],"procedure":[37,65],"is":[38],"identification":[39],"subspace":[43],"using":[44],"principle":[45],"(PCA)":[48],"method.":[49],"This":[50],"article":[51],"proposes":[52],"new":[54,68],"approach":[55],"to":[56,73],"called":[58],"sparse":[59],"which":[61],"replaces":[62],"PCA-based":[64],"with":[66],"algorithm":[70],"we":[71],"refer":[72],"as":[74],"convex":[75],"projection.":[76]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":2}],"updated_date":"2026-07-02T09:51:11.867554","created_date":"2025-10-10T00:00:00"}
