{"id":"https://openalex.org/W1515525336","doi":"https://doi.org/10.1007/978-3-642-21738-8_28","title":"Complex-Valued Independent Component Analysis of Natural Images","display_name":"Complex-Valued Independent Component Analysis of Natural Images","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W1515525336","doi":"https://doi.org/10.1007/978-3-642-21738-8_28","mag":"1515525336"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-642-21738-8_28","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-21738-8_28","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5065281659","display_name":"Valero Laparra","orcid":"https://orcid.org/0000-0001-7531-9890"},"institutions":[{"id":"https://openalex.org/I16097986","display_name":"Universitat de Val\u00e8ncia","ror":"https://ror.org/043nxc105","country_code":"ES","type":"education","lineage":["https://openalex.org/I16097986"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Valero Laparra","raw_affiliation_strings":["Image Processing Laboratory (IPL), Universitat de Val\u00e8ncia, Spain"],"affiliations":[{"raw_affiliation_string":"Image Processing Laboratory (IPL), Universitat de Val\u00e8ncia, Spain","institution_ids":["https://openalex.org/I16097986"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038807284","display_name":"Michael U. Gutmann","orcid":"https://orcid.org/0000-0002-5329-9910"},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]},{"id":"https://openalex.org/I32943570","display_name":"Helsinki Institute for Information Technology","ror":"https://ror.org/05kph4940","country_code":"FI","type":"facility","lineage":["https://openalex.org/I133731052","https://openalex.org/I32943570","https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Michael U. Gutmann","raw_affiliation_strings":["Department of Computer Science, University of Helsinki, P.O. Box 68, FIN-00014, Finland","Department of Mathematics and Statistics, University of Helsinki, P.O. Box 68, FIN-00014, Finland","Helsinki Institute for Information Technology HIIT, University of Helsinki, P.O. Box 68, FIN-00014, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Helsinki, P.O. Box 68, FIN-00014, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Department of Mathematics and Statistics, University of Helsinki, P.O. Box 68, FIN-00014, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Helsinki Institute for Information Technology HIIT, University of Helsinki, P.O. Box 68, FIN-00014, Finland","institution_ids":["https://openalex.org/I32943570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065733630","display_name":"Jes\u00fas Malo","orcid":"https://orcid.org/0000-0002-5684-8591"},"institutions":[{"id":"https://openalex.org/I16097986","display_name":"Universitat de Val\u00e8ncia","ror":"https://ror.org/043nxc105","country_code":"ES","type":"education","lineage":["https://openalex.org/I16097986"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jes\u00fas Malo","raw_affiliation_strings":["Image Processing Laboratory (IPL), Universitat de Val\u00e8ncia, Spain"],"affiliations":[{"raw_affiliation_string":"Image Processing Laboratory (IPL), Universitat de Val\u00e8ncia, Spain","institution_ids":["https://openalex.org/I16097986"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061498233","display_name":"Aapo Hyv\u00e4rinen","orcid":"https://orcid.org/0000-0002-5806-4432"},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]},{"id":"https://openalex.org/I32943570","display_name":"Helsinki Institute for Information Technology","ror":"https://ror.org/05kph4940","country_code":"FI","type":"facility","lineage":["https://openalex.org/I133731052","https://openalex.org/I32943570","https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Aapo Hyv\u00e4rinen","raw_affiliation_strings":["Department of Computer Science, University of Helsinki, P.O. Box 68, FIN-00014, Finland","Department of Mathematics and Statistics, University of Helsinki, P.O. Box 68, FIN-00014, Finland","Helsinki Institute for Information Technology HIIT, University of Helsinki, P.O. Box 68, FIN-00014, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Helsinki, P.O. Box 68, FIN-00014, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Department of Mathematics and Statistics, University of Helsinki, P.O. Box 68, FIN-00014, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Helsinki Institute for Information Technology HIIT, University of Helsinki, P.O. Box 68, FIN-00014, Finland","institution_ids":["https://openalex.org/I32943570"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5065281659"],"corresponding_institution_ids":["https://openalex.org/I16097986"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.9617,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.75798892,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"213","last_page":"220"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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/T10581","display_name":"Neural dynamics and brain function","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9947999715805054,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/independent-component-analysis","display_name":"Independent component analysis","score":0.8994579315185547},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7391567826271057},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5541597008705139},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.529474139213562},{"id":"https://openalex.org/keywords/component","display_name":"Component (thermodynamics)","score":0.5216741561889648},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.4811857342720032},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.43032923340797424},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4236876368522644},{"id":"https://openalex.org/keywords/gabor-filter","display_name":"Gabor filter","score":0.4174528419971466},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.36716991662979126},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.32475656270980835},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21981588006019592},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.08499187231063843},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07110711932182312}],"concepts":[{"id":"https://openalex.org/C51432778","wikidata":"https://www.wikidata.org/wiki/Q1259145","display_name":"Independent component analysis","level":2,"score":0.8994579315185547},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7391567826271057},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5541597008705139},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.529474139213562},{"id":"https://openalex.org/C168167062","wikidata":"https://www.wikidata.org/wiki/Q1117970","display_name":"Component (thermodynamics)","level":2,"score":0.5216741561889648},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.4811857342720032},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.43032923340797424},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4236876368522644},{"id":"https://openalex.org/C2779883129","wikidata":"https://www.wikidata.org/wiki/Q2447890","display_name":"Gabor filter","level":3,"score":0.4174528419971466},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.36716991662979126},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.32475656270980835},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21981588006019592},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.08499187231063843},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07110711932182312},{"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:10.1007/978-3-642-21738-8_28","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-21738-8_28","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.365.1978","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.365.1978","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.helsinki.fi/u/ahyvarin/papers/Laparra11.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":18,"referenced_works":["https://openalex.org/W104847522","https://openalex.org/W106017251","https://openalex.org/W1575865809","https://openalex.org/W1974388905","https://openalex.org/W1979302331","https://openalex.org/W1985086740","https://openalex.org/W1987125655","https://openalex.org/W2016974911","https://openalex.org/W2111244981","https://openalex.org/W2113945798","https://openalex.org/W2122787031","https://openalex.org/W2124486835","https://openalex.org/W2127006916","https://openalex.org/W2137234026","https://openalex.org/W2143057036","https://openalex.org/W2145889472","https://openalex.org/W2151035455","https://openalex.org/W2155118899"],"related_works":["https://openalex.org/W1984031140","https://openalex.org/W2034082304","https://openalex.org/W81470468","https://openalex.org/W1964268922","https://openalex.org/W1968864649","https://openalex.org/W2066908446","https://openalex.org/W3045775115","https://openalex.org/W2768366820","https://openalex.org/W2015885629","https://openalex.org/W1971280405"],"abstract_inverted_index":null,"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2015,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
