{"id":"https://openalex.org/W3015655394","doi":"https://doi.org/10.1109/icassp40776.2020.9053295","title":"Exact Sparse Nonnegative Least Squares","display_name":"Exact Sparse Nonnegative Least Squares","publication_year":2020,"publication_date":"2020-04-09","ids":{"openalex":"https://openalex.org/W3015655394","doi":"https://doi.org/10.1109/icassp40776.2020.9053295","mag":"3015655394"},"language":"en","primary_location":{"id":"doi:10.1109/icassp40776.2020.9053295","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp40776.2020.9053295","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://orbi.umons.ac.be/bitstream/20.500.12907/42292/1/13_Exact_Sparse_Nonnegative_Least_Squares.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5085641593","display_name":"Nicolas Nadisic","orcid":"https://orcid.org/0000-0002-5993-7194"},"institutions":[{"id":"https://openalex.org/I130929987","display_name":"University of Mons","ror":"https://ror.org/02qnnz951","country_code":"BE","type":"education","lineage":["https://openalex.org/I130929987"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Nicolas Nadisic","raw_affiliation_strings":["University of Mons, Belgium","UMONS - Universit\u00e9 de Mons / University of Mons (20, place du Parc, B7000 Mons - Belgium)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Mons, Belgium","institution_ids":["https://openalex.org/I130929987"]},{"raw_affiliation_string":"UMONS - Universit\u00e9 de Mons / University of Mons (20, place du Parc, B7000 Mons - Belgium)","institution_ids":["https://openalex.org/I130929987"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011982474","display_name":"Arnaud Vandaele","orcid":"https://orcid.org/0000-0001-8181-3043"},"institutions":[{"id":"https://openalex.org/I130929987","display_name":"University of Mons","ror":"https://ror.org/02qnnz951","country_code":"BE","type":"education","lineage":["https://openalex.org/I130929987"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Arnaud Vandaele","raw_affiliation_strings":["University of Mons, Belgium","UMONS - Universit\u00e9 de Mons / University of Mons (20, place du Parc, B7000 Mons - Belgium)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Mons, Belgium","institution_ids":["https://openalex.org/I130929987"]},{"raw_affiliation_string":"UMONS - Universit\u00e9 de Mons / University of Mons (20, place du Parc, B7000 Mons - Belgium)","institution_ids":["https://openalex.org/I130929987"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040368041","display_name":"Nicolas Gillis","orcid":"https://orcid.org/0000-0001-6423-6897"},"institutions":[{"id":"https://openalex.org/I130929987","display_name":"University of Mons","ror":"https://ror.org/02qnnz951","country_code":"BE","type":"education","lineage":["https://openalex.org/I130929987"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Nicolas Gillis","raw_affiliation_strings":["University of Mons, Belgium","UMONS - Universit\u00e9 de Mons / University of Mons (20, place du Parc, B7000 Mons - Belgium)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Mons, Belgium","institution_ids":["https://openalex.org/I130929987"]},{"raw_affiliation_string":"UMONS - Universit\u00e9 de Mons / University of Mons (20, place du Parc, B7000 Mons - Belgium)","institution_ids":["https://openalex.org/I130929987"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073471976","display_name":"J\u00e9r\u00e9my E. Cohen","orcid":"https://orcid.org/0000-0001-8319-8566"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I2802519937","display_name":"Institut de Recherche en Informatique et Syst\u00e8mes Al\u00e9atoires","ror":"https://ror.org/00myn0z94","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I205703379","https://openalex.org/I2802204017","https://openalex.org/I2802519937","https://openalex.org/I28221208","https://openalex.org/I4210127572","https://openalex.org/I4210159245","https://openalex.org/I56067802"]},{"id":"https://openalex.org/I56067802","display_name":"Universit\u00e9 de Rennes","ror":"https://ror.org/015m7wh34","country_code":"FR","type":"education","lineage":["https://openalex.org/I56067802"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Jeremy E. Cohen","raw_affiliation_strings":["Inria, IRISA, CNRS, Universit\u00e9 de Rennes, Rennes, France","PANAMA - Parcimonie et Nouveaux Algorithmes pour le Signal et la Mod\u00e9lisation Audio (Campus de Beaulieu 35042 Rennes cedex - France)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inria, IRISA, CNRS, Universit\u00e9 de Rennes, Rennes, France","institution_ids":["https://openalex.org/I2802519937","https://openalex.org/I56067802","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"PANAMA - Parcimonie et Nouveaux Algorithmes pour le Signal et la Mod\u00e9lisation Audio (Campus de Beaulieu 35042 Rennes cedex - France)","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4405,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.78133768,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"abs 1009 4219","issue":null,"first_page":"5395","last_page":"5399"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9997000098228455,"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":0.9997000098228455,"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/T10689","display_name":"Remote-Sensing Image Classification","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T11659","display_name":"Advanced Image Fusion Techniques","score":0.993399977684021,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/simple","display_name":"Simple (philosophy)","score":0.6807907819747925},{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.6439751982688904},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5283142924308777},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.5258405804634094},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47354835271835327},{"id":"https://openalex.org/keywords/least-squares-function-approximation","display_name":"Least-squares function approximation","score":0.4461456835269928},{"id":"https://openalex.org/keywords/synthetic-data","display_name":"Synthetic data","score":0.4347361922264099},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.397992342710495},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3450358808040619},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.300861120223999},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07476559281349182}],"concepts":[{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.6807907819747925},{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.6439751982688904},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5283142924308777},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.5258405804634094},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47354835271835327},{"id":"https://openalex.org/C9936470","wikidata":"https://www.wikidata.org/wiki/Q6510405","display_name":"Least-squares function approximation","level":3,"score":0.4461456835269928},{"id":"https://openalex.org/C160920958","wikidata":"https://www.wikidata.org/wiki/Q7662746","display_name":"Synthetic data","level":2,"score":0.4347361922264099},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.397992342710495},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3450358808040619},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.300861120223999},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07476559281349182},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icassp40776.2020.9053295","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp40776.2020.9053295","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:orbi.umons.ac.be:20.500.12907/42292","is_oa":true,"landing_page_url":"https://orbi.umons.ac.be/handle/20.500.12907/42292","pdf_url":"https://orbi.umons.ac.be/bitstream/20.500.12907/42292/1/13_Exact_Sparse_Nonnegative_Least_Squares.pdf","source":{"id":"https://openalex.org/S7407055454","display_name":"ORBi UMONS","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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 International Conference on Acoustics, Speech and Signal Processing. Proceedings (2020-02-11); IEEE International Conference on Acoustics, Speech, and Signal Processing, Barcelone, Spain [ES], 2020","raw_type":"peer reviewed"},{"id":"pmh:oai:HAL:hal-02634895v1","is_oa":false,"landing_page_url":"https://hal.science/hal-02634895","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing, May 2020, Barcelona, France. pp.5395-5399, &#x27E8;10.1109/ICASSP40776.2020.9053295&#x27E9;","raw_type":"Conference papers"}],"best_oa_location":{"id":"pmh:oai:orbi.umons.ac.be:20.500.12907/42292","is_oa":true,"landing_page_url":"https://orbi.umons.ac.be/handle/20.500.12907/42292","pdf_url":"https://orbi.umons.ac.be/bitstream/20.500.12907/42292/1/13_Exact_Sparse_Nonnegative_Least_Squares.pdf","source":{"id":"https://openalex.org/S7407055454","display_name":"ORBi UMONS","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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 International Conference on Acoustics, Speech and Signal Processing. Proceedings (2020-02-11); IEEE International Conference on Acoustics, Speech, and Signal Processing, Barcelone, Spain [ES], 2020","raw_type":"peer reviewed"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3015655394.pdf","grobid_xml":"https://content.openalex.org/works/W3015655394.grobid-xml"},"referenced_works_count":35,"referenced_works":["https://openalex.org/W143004564","https://openalex.org/W1543911290","https://openalex.org/W1854811422","https://openalex.org/W1893900968","https://openalex.org/W1985384533","https://openalex.org/W1991870281","https://openalex.org/W1999913571","https://openalex.org/W2041781650","https://openalex.org/W2063790512","https://openalex.org/W2066459185","https://openalex.org/W2102380305","https://openalex.org/W2113642685","https://openalex.org/W2116216716","https://openalex.org/W2118718620","https://openalex.org/W2125118959","https://openalex.org/W2128659236","https://openalex.org/W2135046866","https://openalex.org/W2136235822","https://openalex.org/W2148365208","https://openalex.org/W2163886442","https://openalex.org/W2166029977","https://openalex.org/W2170078675","https://openalex.org/W2235020008","https://openalex.org/W2920819663","https://openalex.org/W2937567175","https://openalex.org/W2951813019","https://openalex.org/W2953713768","https://openalex.org/W4245456352","https://openalex.org/W6632713273","https://openalex.org/W6639041367","https://openalex.org/W6639408265","https://openalex.org/W6677759377","https://openalex.org/W6681705821","https://openalex.org/W6760185639","https://openalex.org/W6761476903"],"related_works":["https://openalex.org/W2072166414","https://openalex.org/W3209970181","https://openalex.org/W2070598848","https://openalex.org/W3034375524","https://openalex.org/W2060875994","https://openalex.org/W2027399350","https://openalex.org/W2044184146","https://openalex.org/W4313014865","https://openalex.org/W2019190440","https://openalex.org/W2343470940"],"abstract_inverted_index":{"We":[0,55,70],"propose":[1],"a":[2,27,85],"novel":[3],"approach":[4,23],"to":[5,36],"solve":[6],"exactly":[7],"the":[8,38,64,68,72,75],"sparse":[9],"nonnegative":[10],"least":[11],"squares":[12],"problem,":[13],"under":[14],"hard":[15],"\u2113":[16],"<sub":[17],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[18],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">0</sub>":[19],"sparsity":[20],"constraints.":[21],"This":[22,31],"is":[24,34],"based":[25],"on":[26,78],"dedicated":[28],"branch-and-bound":[29],"algorithm.":[30],"simple":[32],"strategy":[33],"able":[35],"compute":[37],"optimal":[39],"solution":[40],"even":[41],"in":[42],"complicated":[43],"cases":[44],"such":[45],"as":[46,82,84],"noisy":[47],"or":[48],"ill-conditioned":[49],"data,":[50],"where":[51],"traditional":[52],"approaches":[53],"fail.":[54],"also":[56],"show":[57],"that":[58],"our":[59],"algorithm":[60],"scales":[61],"well,":[62],"despite":[63],"combinatorial":[65],"nature":[66],"of":[67,74],"problem.":[69],"illustrate":[71],"advantages":[73],"proposed":[76],"technique":[77],"synthetic":[79],"data":[80],"sets,":[81],"well":[83],"real-world":[86],"hyperspectral":[87],"image.":[88]},"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
