{"id":"https://openalex.org/W2073536177","doi":"https://doi.org/10.1109/icassp.2008.4518011","title":"A first step to convolutive sparse representation","display_name":"A first step to convolutive sparse representation","publication_year":2008,"publication_date":"2008-03-01","ids":{"openalex":"https://openalex.org/W2073536177","doi":"https://doi.org/10.1109/icassp.2008.4518011","mag":"2073536177"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2008.4518011","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4518011","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-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/A5017738942","display_name":"Hamed Firouzi","orcid":"https://orcid.org/0000-0001-5418-2119"},"institutions":[{"id":"https://openalex.org/I133529467","display_name":"Sharif University of Technology","ror":"https://ror.org/024c2fq17","country_code":"IR","type":"education","lineage":["https://openalex.org/I133529467"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"H. Firouzi","raw_affiliation_strings":["Sharif University of Technology, Department Of Electrical Engineering, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sharif University of Technology, Department Of Electrical Engineering, Tehran, Iran","institution_ids":["https://openalex.org/I133529467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083199991","display_name":"Massoud Babaie\u2010Zadeh","orcid":"https://orcid.org/0000-0001-8864-4756"},"institutions":[{"id":"https://openalex.org/I133529467","display_name":"Sharif University of Technology","ror":"https://ror.org/024c2fq17","country_code":"IR","type":"education","lineage":["https://openalex.org/I133529467"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"M. Babaie-Zadeh","raw_affiliation_strings":["Sharif University of Technology, Department Of Electrical Engineering, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sharif University of Technology, Department Of Electrical Engineering, Tehran, Iran","institution_ids":["https://openalex.org/I133529467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036651549","display_name":"A. Ghasemian Sahebi","orcid":null},"institutions":[{"id":"https://openalex.org/I133529467","display_name":"Sharif University of Technology","ror":"https://ror.org/024c2fq17","country_code":"IR","type":"education","lineage":["https://openalex.org/I133529467"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"A. Ghasemian Sahebi","raw_affiliation_strings":["Sharif University of Technology, Department Of Electrical Engineering, Tehran, Iran","Department Of Electrical Engineering, Sharif University of Technology, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sharif University of Technology, Department Of Electrical Engineering, Tehran, Iran","institution_ids":["https://openalex.org/I133529467"]},{"raw_affiliation_string":"Department Of Electrical Engineering, Sharif University of Technology, Tehran, Iran","institution_ids":["https://openalex.org/I133529467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055562421","display_name":"Christian Jutten","orcid":"https://orcid.org/0000-0002-4477-4847"},"institutions":[{"id":"https://openalex.org/I106785703","display_name":"Institut polytechnique de Grenoble","ror":"https://ror.org/05sbt2524","country_code":"FR","type":"education","lineage":["https://openalex.org/I106785703","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I4210094574","display_name":"Science et Ing\u00e9nierie des Mat\u00e9riaux et Proc\u00e9d\u00e9s","ror":"https://ror.org/00m7zca23","country_code":"FR","type":"facility","lineage":["https://openalex.org/I106785703","https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I4210094574","https://openalex.org/I4210128300","https://openalex.org/I899635006","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I4210114274","display_name":"Laboratoire d\u2019Informatique et Syst\u00e8mes","ror":"https://ror.org/0257sgk90","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I143002897","https://openalex.org/I21491767","https://openalex.org/I4210114274"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"C. Jutten","raw_affiliation_strings":["Institut National Polytechnique de Grenoble (INPG), Labratoire des Images et de Signaux (LIS), France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut National Polytechnique de Grenoble (INPG), Labratoire des Images et de Signaux (LIS), France","institution_ids":["https://openalex.org/I4210114274","https://openalex.org/I4210094574","https://openalex.org/I106785703"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.14561794,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1921","last_page":"1924"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing 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/T10500","display_name":"Sparse and Compressive Sensing 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/T11447","display_name":"Blind Source Separation Techniques","score":0.9998000264167786,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9997000098228455,"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/sparse-approximation","display_name":"Sparse approximation","score":0.8937980532646179},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.7091166973114014},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.6994075775146484},{"id":"https://openalex.org/keywords/k-svd","display_name":"K-SVD","score":0.687423050403595},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6565301418304443},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5746672749519348},{"id":"https://openalex.org/keywords/decomposition","display_name":"Decomposition","score":0.5244696140289307},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5052931904792786},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4714570641517639},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.43245893716812134}],"concepts":[{"id":"https://openalex.org/C124066611","wikidata":"https://www.wikidata.org/wiki/Q28684319","display_name":"Sparse approximation","level":2,"score":0.8937980532646179},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.7091166973114014},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.6994075775146484},{"id":"https://openalex.org/C154771677","wikidata":"https://www.wikidata.org/wiki/Q17098361","display_name":"K-SVD","level":3,"score":0.687423050403595},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6565301418304443},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5746672749519348},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.5244696140289307},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5052931904792786},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4714570641517639},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.43245893716812134},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"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/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2008.4518011","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4518011","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1986931325","https://openalex.org/W1995636681","https://openalex.org/W2050834445","https://openalex.org/W2078204800","https://openalex.org/W2097323375","https://openalex.org/W2100032013","https://openalex.org/W2122315118","https://openalex.org/W2151693816","https://openalex.org/W2913192828","https://openalex.org/W4244769743"],"related_works":["https://openalex.org/W2099321050","https://openalex.org/W2890952311","https://openalex.org/W2047275718","https://openalex.org/W2509955295","https://openalex.org/W2034957211","https://openalex.org/W110819671","https://openalex.org/W2388952560","https://openalex.org/W2149282631","https://openalex.org/W2011611369","https://openalex.org/W2204991413"],"abstract_inverted_index":{"In":[0,20],"this":[1,21],"paper":[2],"an":[3,13,47],"extension":[4],"of":[5,28,32,61,66,76,90],"the":[6,29,38,55,59,63,69,74,77,81,88],"sparse":[7,44,82],"decomposition":[8],"problem":[9],"is":[10,18,24],"considered":[11],"and":[12,50,80],"algorithm":[14,71],"for":[15,54],"solving":[16],"it":[17,23],"presented.":[19],"extension,":[22],"known":[25],"that":[26],"one":[27],"shifted":[30,64],"versions":[31,65],"a":[33,43],"signal":[34,40],"s":[35],"(not":[36],"necessarily":[37],"original":[39],"itself)":[41],"has":[42],"representation":[45,57],"on":[46,87],"overcomplete":[48],"dictionary,":[49],"we":[51],"are":[52],"looking":[53],"sparsest":[56],"among":[58],"representations":[60],"all":[62],"s.":[67],"Then,":[68],"proposed":[70],"finds":[72],"simultaneously":[73],"amount":[75],"required":[78],"shift,":[79],"representation.":[83],"Experimental":[84],"results":[85],"emphasize":[86],"performance":[89],"our":[91],"algorithm.":[92]},"counts_by_year":[{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}