{"id":"https://openalex.org/W2895792205","doi":"https://doi.org/10.1109/access.2018.2875022","title":"Fast Mixed Integer Quadratic Programming for Sparse Signal Estimation","display_name":"Fast Mixed Integer Quadratic Programming for Sparse Signal Estimation","publication_year":2018,"publication_date":"2018-01-01","ids":{"openalex":"https://openalex.org/W2895792205","doi":"https://doi.org/10.1109/access.2018.2875022","mag":"2895792205"},"language":"en","primary_location":{"id":"doi:10.1109/access.2018.2875022","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2875022","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2018.2875022","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100690662","display_name":"Sangjun Park","orcid":"https://orcid.org/0000-0003-4975-042X"},"institutions":[{"id":"https://openalex.org/I39534123","display_name":"Gwangju Institute of Science and Technology","ror":"https://ror.org/024kbgz78","country_code":"KR","type":"education","lineage":["https://openalex.org/I39534123"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sangjun Park","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, Gwangju Institute of Science and Technology, Gwangju, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-4975-042X","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, Gwangju Institute of Science and Technology, Gwangju, South Korea","institution_ids":["https://openalex.org/I39534123"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034347136","display_name":"Heung-No Lee","orcid":"https://orcid.org/0000-0001-8528-5778"},"institutions":[{"id":"https://openalex.org/I39534123","display_name":"Gwangju Institute of Science and Technology","ror":"https://ror.org/024kbgz78","country_code":"KR","type":"education","lineage":["https://openalex.org/I39534123"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Heung-No Lee","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, Gwangju Institute of Science and Technology, Gwangju, South Korea"],"raw_orcid":"https://orcid.org/0000-0001-8528-5778","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, Gwangju Institute of Science and Technology, Gwangju, South Korea","institution_ids":["https://openalex.org/I39534123"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.4164,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.61070585,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"6","issue":null,"first_page":"58439","last_page":"58449"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9842000007629395,"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/T10963","display_name":"Advanced Optimization Algorithms Research","score":0.975600004196167,"subfield":{"id":"https://openalex.org/subfields/2612","display_name":"Numerical Analysis"},"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/integer-programming","display_name":"Integer programming","score":0.6150420308113098},{"id":"https://openalex.org/keywords/quadratic-programming","display_name":"Quadratic programming","score":0.6039108633995056},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.5908142328262329},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5885074138641357},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5228015184402466},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.4765782356262207},{"id":"https://openalex.org/keywords/quadratic-equation","display_name":"Quadratic equation","score":0.4709765911102295},{"id":"https://openalex.org/keywords/notation","display_name":"Notation","score":0.4116401672363281},{"id":"https://openalex.org/keywords/norm","display_name":"Norm (philosophy)","score":0.41113513708114624},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3642447292804718},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.32118362188339233},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.08202025294303894}],"concepts":[{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.6150420308113098},{"id":"https://openalex.org/C81845259","wikidata":"https://www.wikidata.org/wiki/Q290117","display_name":"Quadratic programming","level":2,"score":0.6039108633995056},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.5908142328262329},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5885074138641357},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5228015184402466},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.4765782356262207},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.4709765911102295},{"id":"https://openalex.org/C45357846","wikidata":"https://www.wikidata.org/wiki/Q2001982","display_name":"Notation","level":2,"score":0.4116401672363281},{"id":"https://openalex.org/C191795146","wikidata":"https://www.wikidata.org/wiki/Q3878446","display_name":"Norm (philosophy)","level":2,"score":0.41113513708114624},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3642447292804718},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.32118362188339233},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.08202025294303894},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2018.2875022","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2875022","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:56b181c6e6894c6a93e7a5624c6e18df","is_oa":true,"landing_page_url":"https://doaj.org/article/56b181c6e6894c6a93e7a5624c6e18df","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 6, Pp 58439-58449 (2018)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2018.2875022","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2875022","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2715348131","display_name":null,"funder_award_id":"NRF-2018R1A2A1A19018665","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W1549918636","https://openalex.org/W2025079166","https://openalex.org/W2025666718","https://openalex.org/W2032240925","https://openalex.org/W2037603831","https://openalex.org/W2043447070","https://openalex.org/W2065030431","https://openalex.org/W2100705753","https://openalex.org/W2109449402","https://openalex.org/W2122548617","https://openalex.org/W2123023890","https://openalex.org/W2142058898","https://openalex.org/W2152281536","https://openalex.org/W2161227280","https://openalex.org/W2164452299","https://openalex.org/W2170300951","https://openalex.org/W2184047134","https://openalex.org/W2235020008","https://openalex.org/W2489119969","https://openalex.org/W2497420691","https://openalex.org/W2533773580","https://openalex.org/W2535500185","https://openalex.org/W2588254292","https://openalex.org/W2605217922","https://openalex.org/W2606482332","https://openalex.org/W2789593553","https://openalex.org/W2949483514","https://openalex.org/W2963322354","https://openalex.org/W2963351303","https://openalex.org/W3022380717","https://openalex.org/W3099831354","https://openalex.org/W3103783116","https://openalex.org/W6686444881"],"related_works":["https://openalex.org/W2047683846","https://openalex.org/W2044902158","https://openalex.org/W2109912052","https://openalex.org/W1711527768","https://openalex.org/W3036464408","https://openalex.org/W4287177289","https://openalex.org/W2020990755","https://openalex.org/W2377851227","https://openalex.org/W4293088966","https://openalex.org/W2366868484"],"abstract_inverted_index":{"It":[0],"has":[1],"been":[2],"recently":[3],"shown":[4],"that":[5,32,81],"the":[6,42,75,109,146],"<inline-formula":[7],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[8],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">":[9],"<tex-math":[10],"notation=\"LaTeX\">$l_{0}$":[11],"</tex-math></inline-formula>":[12],"-norm":[13],"problem":[14,48,76,106,133,142],"can":[15,33],"be":[16],"reformulated":[17],"into":[18],"a":[19,27,61,98,127],"mixed":[20],"integer":[21,35],"quadratic":[22],"programming":[23,36],"(MIQP)":[24],"problem.":[25,67],"CPLEX,":[26],"commercial":[28],"optimization":[29],"software":[30],"package":[31],"solve":[34],"problems,":[37],"is":[38,123,138],"used":[39,124],"to":[40,45,59,64,96,117,125,145],"find":[41],"global":[43],"solution":[44],"this":[46,65,92,104,132],"MIQP":[47,66,105],"for":[49,87,102,141],"sparse":[50,128],"signal":[51,129],"estimation.":[52],"However,":[53],"CPLEX":[54,82],"uses":[55],"an":[56],"exhaustive":[57],"approach":[58],"search":[60],"feasible":[62],"space":[63],"Thus,":[68],"its":[69],"running":[70],"time":[71],"grows":[72],"exponentially":[73],"as":[74],"dimension":[77,89],"grows.":[78],"This":[79],"means":[80],"quickly":[83],"becomes":[84],"computationally":[85,139],"intractable":[86],"higher":[88],"problems.":[90],"In":[91],"paper,":[93],"we":[94],"aim":[95],"propose":[97],"fast":[99],"first-order-type":[100],"method":[101,122,137],"solving":[103,131],"based":[107],"on":[108],"alternating":[110],"direction":[111],"method.":[112],"We":[113],"conduct":[114],"extensive":[115],"simulations":[116],"demonstrate":[118],"that:":[119],"1)":[120],"our":[121,136],"estimate":[126],"by":[130],"and":[134],"2)":[135],"tractable":[140],"dimensions":[143],"up":[144],"order":[147],"of":[148],"1":[149],"million.":[150]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
