{"id":"https://openalex.org/W2115074110","doi":"https://doi.org/10.1109/tcsi.2010.2046207","title":"Complex Independent Component Analysis by Entropy Bound Minimization","display_name":"Complex Independent Component Analysis by Entropy Bound Minimization","publication_year":2010,"publication_date":"2010-05-10","ids":{"openalex":"https://openalex.org/W2115074110","doi":"https://doi.org/10.1109/tcsi.2010.2046207","mag":"2115074110"},"language":"en","primary_location":{"id":"doi:10.1109/tcsi.2010.2046207","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2010.2046207","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 Circuits and Systems I: Regular Papers","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/A5100639670","display_name":"Xilin Li","orcid":"https://orcid.org/0000-0003-0870-4996"},"institutions":[{"id":"https://openalex.org/I126744593","display_name":"University of Maryland, Baltimore","ror":"https://ror.org/04rq5mt64","country_code":"US","type":"education","lineage":["https://openalex.org/I126744593"]},{"id":"https://openalex.org/I79272384","display_name":"University of Maryland, Baltimore County","ror":"https://ror.org/02qskvh78","country_code":"US","type":"education","lineage":["https://openalex.org/I79272384"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Xi-Lin Li","raw_affiliation_strings":["Department of Computer Science and Electrical Engineering, University of Maryland, Baltimore, MD, USA","Dept. of Comput. Sci. & Electr. Eng., Univ. of Maryland, Baltimore County, Baltimore, MD, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Electrical Engineering, University of Maryland, Baltimore, MD, USA","institution_ids":["https://openalex.org/I126744593"]},{"raw_affiliation_string":"Dept. of Comput. Sci. & Electr. Eng., Univ. of Maryland, Baltimore County, Baltimore, MD, USA","institution_ids":["https://openalex.org/I79272384"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060798483","display_name":"T\u00fclay Adal\u0131","orcid":"https://orcid.org/0000-0003-0594-2796"},"institutions":[{"id":"https://openalex.org/I126744593","display_name":"University of Maryland, Baltimore","ror":"https://ror.org/04rq5mt64","country_code":"US","type":"education","lineage":["https://openalex.org/I126744593"]},{"id":"https://openalex.org/I79272384","display_name":"University of Maryland, Baltimore County","ror":"https://ror.org/02qskvh78","country_code":"US","type":"education","lineage":["https://openalex.org/I79272384"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tulay Adali","raw_affiliation_strings":["Department of Computer Science and Electrical Engineering, University of Maryland, Baltimore, MD, USA","Dept. of Comput. Sci. & Electr. Eng., Univ. of Maryland, Baltimore County, Baltimore, MD, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Electrical Engineering, University of Maryland, Baltimore, MD, USA","institution_ids":["https://openalex.org/I126744593"]},{"raw_affiliation_string":"Dept. of Comput. Sci. & Electr. Eng., Univ. of Maryland, Baltimore County, Baltimore, MD, USA","institution_ids":["https://openalex.org/I79272384"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5100639670"],"corresponding_institution_ids":["https://openalex.org/I126744593","https://openalex.org/I79272384"],"apc_list":null,"apc_paid":null,"fwci":13.189,"has_fulltext":false,"cited_by_count":135,"citation_normalized_percentile":{"value":0.99276007,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":"57","issue":"7","first_page":"1417","last_page":"1430"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","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/T11447","display_name":"Blind Source Separation Techniques","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/T10640","display_name":"Spectroscopy and Chemometric Analyses","score":0.9926000237464905,"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/T10320","display_name":"Neural Networks and Applications","score":0.9599999785423279,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6551923155784607},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.634434700012207},{"id":"https://openalex.org/keywords/bivariate-analysis","display_name":"Bivariate analysis","score":0.6288726925849915},{"id":"https://openalex.org/keywords/independent-component-analysis","display_name":"Independent component analysis","score":0.5853419303894043},{"id":"https://openalex.org/keywords/entropy","display_name":"Entropy (arrow of time)","score":0.5844113230705261},{"id":"https://openalex.org/keywords/differential-entropy","display_name":"Differential entropy","score":0.5793825387954712},{"id":"https://openalex.org/keywords/principle-of-maximum-entropy","display_name":"Principle of maximum entropy","score":0.5572117567062378},{"id":"https://openalex.org/keywords/joint-entropy","display_name":"Joint entropy","score":0.5520702004432678},{"id":"https://openalex.org/keywords/maximum-entropy-probability-distribution","display_name":"Maximum entropy probability distribution","score":0.5279846787452698},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.48061245679855347},{"id":"https://openalex.org/keywords/kullback\u2013leibler-divergence","display_name":"Kullback\u2013Leibler divergence","score":0.4590758979320526},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.43350714445114136},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.397210031747818},{"id":"https://openalex.org/keywords/statistical-physics","display_name":"Statistical physics","score":0.3468478322029114},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.34129923582077026},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.23679223656654358},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.23645544052124023},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1991649568080902},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.12184169888496399},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08379271626472473}],"concepts":[{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6551923155784607},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.634434700012207},{"id":"https://openalex.org/C64341305","wikidata":"https://www.wikidata.org/wiki/Q4919225","display_name":"Bivariate analysis","level":2,"score":0.6288726925849915},{"id":"https://openalex.org/C51432778","wikidata":"https://www.wikidata.org/wiki/Q1259145","display_name":"Independent component analysis","level":2,"score":0.5853419303894043},{"id":"https://openalex.org/C106301342","wikidata":"https://www.wikidata.org/wiki/Q4117933","display_name":"Entropy (arrow of time)","level":2,"score":0.5844113230705261},{"id":"https://openalex.org/C124551494","wikidata":"https://www.wikidata.org/wiki/Q3055345","display_name":"Differential entropy","level":4,"score":0.5793825387954712},{"id":"https://openalex.org/C9679016","wikidata":"https://www.wikidata.org/wiki/Q1417473","display_name":"Principle of maximum entropy","level":2,"score":0.5572117567062378},{"id":"https://openalex.org/C106752470","wikidata":"https://www.wikidata.org/wiki/Q1364826","display_name":"Joint entropy","level":3,"score":0.5520702004432678},{"id":"https://openalex.org/C60507348","wikidata":"https://www.wikidata.org/wiki/Q6795892","display_name":"Maximum entropy probability distribution","level":3,"score":0.5279846787452698},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.48061245679855347},{"id":"https://openalex.org/C171752962","wikidata":"https://www.wikidata.org/wiki/Q255166","display_name":"Kullback\u2013Leibler divergence","level":2,"score":0.4590758979320526},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.43350714445114136},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.397210031747818},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.3468478322029114},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.34129923582077026},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.23679223656654358},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.23645544052124023},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1991649568080902},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.12184169888496399},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08379271626472473},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/tcsi.2010.2046207","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2010.2046207","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 Circuits and Systems I: Regular Papers","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.309.9004","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.309.9004","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.csee.umbc.edu/~adali/pubs/IEEEpubs/TCS2010li.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.310.2741","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.310.2741","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.csee.umbc.edu/~adali/pubs/IEEEpubs/TSP2010li.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.310.3154","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.310.3154","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.csee.umbc.edu/~adali/pubs/IEEEpubs/TCAS2010li.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":64,"referenced_works":["https://openalex.org/W11561704","https://openalex.org/W190532438","https://openalex.org/W1489793438","https://openalex.org/W1514159701","https://openalex.org/W1548802052","https://openalex.org/W1868590549","https://openalex.org/W1877665914","https://openalex.org/W1974388905","https://openalex.org/W1978979650","https://openalex.org/W1981276685","https://openalex.org/W1999766892","https://openalex.org/W2027569005","https://openalex.org/W2027884847","https://openalex.org/W2032558547","https://openalex.org/W2042353857","https://openalex.org/W2050865634","https://openalex.org/W2061811442","https://openalex.org/W2065234731","https://openalex.org/W2099741732","https://openalex.org/W2104072768","https://openalex.org/W2105909330","https://openalex.org/W2108384452","https://openalex.org/W2108746992","https://openalex.org/W2110841704","https://openalex.org/W2111587777","https://openalex.org/W2112345337","https://openalex.org/W2122861691","https://openalex.org/W2123649031","https://openalex.org/W2124757684","https://openalex.org/W2125087714","https://openalex.org/W2126929146","https://openalex.org/W2127737934","https://openalex.org/W2128967371","https://openalex.org/W2129076207","https://openalex.org/W2129905273","https://openalex.org/W2132796249","https://openalex.org/W2133069808","https://openalex.org/W2141622014","https://openalex.org/W2143646747","https://openalex.org/W2144935618","https://openalex.org/W2147614211","https://openalex.org/W2149709356","https://openalex.org/W2153999007","https://openalex.org/W2164452510","https://openalex.org/W2165062186","https://openalex.org/W2166390491","https://openalex.org/W2169736182","https://openalex.org/W2294288691","https://openalex.org/W2336509789","https://openalex.org/W2533867596","https://openalex.org/W2544829973","https://openalex.org/W2795528501","https://openalex.org/W2798909945","https://openalex.org/W3095095911","https://openalex.org/W3140025309","https://openalex.org/W4205778870","https://openalex.org/W4233014035","https://openalex.org/W4236499595","https://openalex.org/W4242259102","https://openalex.org/W4246510076","https://openalex.org/W4285719527","https://openalex.org/W4300246981","https://openalex.org/W6600478411","https://openalex.org/W6703140735"],"related_works":["https://openalex.org/W862060148","https://openalex.org/W2955910739","https://openalex.org/W1990645539","https://openalex.org/W26301252","https://openalex.org/W2059046815","https://openalex.org/W2053273741","https://openalex.org/W4205235378","https://openalex.org/W2127945237","https://openalex.org/W2136464164","https://openalex.org/W4245952386"],"abstract_inverted_index":{"We":[0,82],"first":[1],"present":[2,83],"a":[3,18,44,56,77,106],"new":[4,57,73],"(differential)":[5],"entropy":[6,15,22,27,74],"estimator":[7,75],"for":[8,50],"complex":[9,58,64,96,101],"random":[10],"variables":[11],"by":[12,66],"approximating":[13],"the":[14,31,88],"estimate":[16],"using":[17,71],"numerically":[19],"computed":[20],"maximum":[21,26],"bound.":[23],"The":[24],"associated":[25],"distributions":[28,49],"belong":[29],"to":[30,86],"class":[32],"of":[33,47,95,100,109],"weighted":[34],"linear":[35],"combinations":[36],"and":[37,40,76,92],"elliptical":[38],"distributions,":[39],"together,":[41],"they":[42],"provide":[43],"rich":[45],"array":[46],"bivariate":[48,110],"density":[51],"matching.":[52],"Next,":[53],"we":[54],"introduce":[55],"independent":[59],"component":[60],"analysis":[61],"(ICA)":[62],"algorithm,":[63],"ICA":[65],"entropy-bound":[67],"minimization":[68],"(complex":[69],"ICA-EBM),":[70],"this":[72],"line":[78],"search":[79],"optimization":[80],"procedure.":[81],"simulation":[84],"results":[85],"demonstrate":[87],"superior":[89],"separation":[90,99],"performance":[91],"computational":[93],"efficiency":[94],"ICA-EBM":[97],"in":[98],"sources":[102],"that":[103],"come":[104],"from":[105],"wide":[107],"range":[108],"distributions.":[111]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":11},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":13},{"year":2016,"cited_by_count":8},{"year":2015,"cited_by_count":8},{"year":2014,"cited_by_count":17},{"year":2013,"cited_by_count":13},{"year":2012,"cited_by_count":15}],"updated_date":"2026-04-11T08:14:18.477133","created_date":"2025-10-10T00:00:00"}
