{"id":"https://openalex.org/W2970676924","doi":"https://doi.org/10.1587/transinf.2018edp7374","title":"Fast Hyperspectral Unmixing via Reweighted Sparse Regression","display_name":"Fast Hyperspectral Unmixing via Reweighted Sparse Regression","publication_year":2019,"publication_date":"2019-08-31","ids":{"openalex":"https://openalex.org/W2970676924","doi":"https://doi.org/10.1587/transinf.2018edp7374","mag":"2970676924"},"language":"en","primary_location":{"id":"doi:10.1587/transinf.2018edp7374","is_oa":true,"landing_page_url":"https://doi.org/10.1587/transinf.2018edp7374","pdf_url":"https://www.jstage.jst.go.jp/article/transinf/E102.D/9/E102.D_2018EDP7374/_pdf","source":{"id":"https://openalex.org/S2486202937","display_name":"IEICE Transactions on Information and Systems","issn_l":"0916-8532","issn":["0916-8532","1745-1361"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Information and Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.jstage.jst.go.jp/article/transinf/E102.D/9/E102.D_2018EDP7374/_pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5061088277","display_name":"Hongwei Han","orcid":"https://orcid.org/0000-0002-1757-1833"},"institutions":[{"id":"https://openalex.org/I4403386537","display_name":"The Engineering & Technical College of Chengdu University of Technology","ror":"https://ror.org/01swcva92","country_code":null,"type":"education","lineage":["https://openalex.org/I4403386537"]},{"id":"https://openalex.org/I31595395","display_name":"Chengdu University of Technology","ror":"https://ror.org/05pejbw21","country_code":"CN","type":"education","lineage":["https://openalex.org/I31595395"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hongwei HAN","raw_affiliation_strings":["Engineering & Technical College of Chengdu University of Technology","Geomathematics Key Laboratory of Sichuan Province in Chengdu University of Technology"],"affiliations":[{"raw_affiliation_string":"Engineering & Technical College of Chengdu University of Technology","institution_ids":["https://openalex.org/I31595395","https://openalex.org/I4403386537"]},{"raw_affiliation_string":"Geomathematics Key Laboratory of Sichuan Province in Chengdu University of Technology","institution_ids":["https://openalex.org/I31595395"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101970144","display_name":"Ke Guo","orcid":"https://orcid.org/0000-0001-6866-3212"},"institutions":[{"id":"https://openalex.org/I31595395","display_name":"Chengdu University of Technology","ror":"https://ror.org/05pejbw21","country_code":"CN","type":"education","lineage":["https://openalex.org/I31595395"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ke GUO","raw_affiliation_strings":["Geomathematics Key Laboratory of Sichuan Province in Chengdu University of Technology"],"affiliations":[{"raw_affiliation_string":"Geomathematics Key Laboratory of Sichuan Province in Chengdu University of Technology","institution_ids":["https://openalex.org/I31595395"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103185751","display_name":"Maozhi Wang","orcid":"https://orcid.org/0000-0001-5233-4844"},"institutions":[{"id":"https://openalex.org/I31595395","display_name":"Chengdu University of Technology","ror":"https://ror.org/05pejbw21","country_code":"CN","type":"education","lineage":["https://openalex.org/I31595395"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Maozhi WANG","raw_affiliation_strings":["Geomathematics Key Laboratory of Sichuan Province in Chengdu University of Technology"],"affiliations":[{"raw_affiliation_string":"Geomathematics Key Laboratory of Sichuan Province in Chengdu University of Technology","institution_ids":["https://openalex.org/I31595395"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014952624","display_name":"Tingbin Zhang","orcid":"https://orcid.org/0000-0002-2480-9774"},"institutions":[{"id":"https://openalex.org/I31595395","display_name":"Chengdu University of Technology","ror":"https://ror.org/05pejbw21","country_code":"CN","type":"education","lineage":["https://openalex.org/I31595395"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tingbin ZHANG","raw_affiliation_strings":["College of Earth Sciences, Chengdu University of Technology"],"affiliations":[{"raw_affiliation_string":"College of Earth Sciences, Chengdu University of Technology","institution_ids":["https://openalex.org/I31595395"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079284289","display_name":"Shuang Zhang","orcid":"https://orcid.org/0000-0002-7134-0454"},"institutions":[{"id":"https://openalex.org/I4210117337","display_name":"Neijiang Normal University","ror":"https://ror.org/02bc8tz70","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210117337"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuang ZHANG","raw_affiliation_strings":["College of Computer Science, Neijiang Normal University"],"affiliations":[{"raw_affiliation_string":"College of Computer Science, Neijiang Normal University","institution_ids":["https://openalex.org/I4210117337"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5061088277"],"corresponding_institution_ids":["https://openalex.org/I31595395","https://openalex.org/I4403386537"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.13214083,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"E102.D","issue":"9","first_page":"1819","last_page":"1832"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.9998999834060669,"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":0.9987000226974487,"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/T13890","display_name":"Remote Sensing and Land Use","score":0.9926999807357788,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.9391714930534363},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7541337013244629},{"id":"https://openalex.org/keywords/endmember","display_name":"Endmember","score":0.6759741306304932},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.580787718296051},{"id":"https://openalex.org/keywords/pruning","display_name":"Pruning","score":0.5656464695930481},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5004916191101074},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.46413323283195496},{"id":"https://openalex.org/keywords/augmented-lagrangian-method","display_name":"Augmented Lagrangian method","score":0.41093724966049194},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3958708643913269}],"concepts":[{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.9391714930534363},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7541337013244629},{"id":"https://openalex.org/C58237817","wikidata":"https://www.wikidata.org/wiki/Q5376204","display_name":"Endmember","level":3,"score":0.6759741306304932},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.580787718296051},{"id":"https://openalex.org/C108010975","wikidata":"https://www.wikidata.org/wiki/Q500094","display_name":"Pruning","level":2,"score":0.5656464695930481},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5004916191101074},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.46413323283195496},{"id":"https://openalex.org/C150452318","wikidata":"https://www.wikidata.org/wiki/Q4820432","display_name":"Augmented Lagrangian method","level":2,"score":0.41093724966049194},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3958708643913269},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/transinf.2018edp7374","is_oa":true,"landing_page_url":"https://doi.org/10.1587/transinf.2018edp7374","pdf_url":"https://www.jstage.jst.go.jp/article/transinf/E102.D/9/E102.D_2018EDP7374/_pdf","source":{"id":"https://openalex.org/S2486202937","display_name":"IEICE Transactions on Information and Systems","issn_l":"0916-8532","issn":["0916-8532","1745-1361"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Information and Systems","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1587/transinf.2018edp7374","is_oa":true,"landing_page_url":"https://doi.org/10.1587/transinf.2018edp7374","pdf_url":"https://www.jstage.jst.go.jp/article/transinf/E102.D/9/E102.D_2018EDP7374/_pdf","source":{"id":"https://openalex.org/S2486202937","display_name":"IEICE Transactions on Information and Systems","issn_l":"0916-8532","issn":["0916-8532","1745-1361"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Information and Systems","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G8624393694","display_name":null,"funder_award_id":"17TD03","funder_id":"https://openalex.org/F4320327787","funder_display_name":"Neijiang Normal University"}],"funders":[{"id":"https://openalex.org/F4320327787","display_name":"Neijiang Normal University","ror":"https://ror.org/02bc8tz70"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2970676924.pdf","grobid_xml":"https://content.openalex.org/works/W2970676924.grobid-xml"},"referenced_works_count":45,"referenced_works":["https://openalex.org/W5896900","https://openalex.org/W1937669826","https://openalex.org/W1963659868","https://openalex.org/W1964570608","https://openalex.org/W1970243482","https://openalex.org/W1976615758","https://openalex.org/W1988868707","https://openalex.org/W2004207873","https://openalex.org/W2022292358","https://openalex.org/W2027878671","https://openalex.org/W2032944446","https://openalex.org/W2033529478","https://openalex.org/W2040399008","https://openalex.org/W2042626896","https://openalex.org/W2049418899","https://openalex.org/W2053514113","https://openalex.org/W2063069198","https://openalex.org/W2063790512","https://openalex.org/W2065548527","https://openalex.org/W2070424424","https://openalex.org/W2075394305","https://openalex.org/W2081834705","https://openalex.org/W2084252873","https://openalex.org/W2107861471","https://openalex.org/W2109006918","https://openalex.org/W2115366158","https://openalex.org/W2116743594","https://openalex.org/W2125298866","https://openalex.org/W2126527280","https://openalex.org/W2139047226","https://openalex.org/W2145597631","https://openalex.org/W2163886442","https://openalex.org/W2311995462","https://openalex.org/W2342181855","https://openalex.org/W2528975388","https://openalex.org/W2534774117","https://openalex.org/W2555444073","https://openalex.org/W2617737158","https://openalex.org/W2738563291","https://openalex.org/W2790888198","https://openalex.org/W2792167075","https://openalex.org/W2794145027","https://openalex.org/W2810504629","https://openalex.org/W2963982292","https://openalex.org/W3099751232"],"related_works":["https://openalex.org/W2037328426","https://openalex.org/W2891033441","https://openalex.org/W1990914742","https://openalex.org/W3106536224","https://openalex.org/W2315521504","https://openalex.org/W2890371384","https://openalex.org/W2006559622","https://openalex.org/W2040756827","https://openalex.org/W2138418872","https://openalex.org/W2051769241"],"abstract_inverted_index":{"The":[0,51,147],"sparse":[1,49,53,66,74,93,116,139,274],"unmixing":[2,54,67,75,85,263,275],"of":[3,22,28,41,48,101,127,149,172,187,195,197,206,214,216,238,244,246,262],"hyperspectral":[4,34,84,160,221],"data":[5,164],"has":[6],"attracted":[7],"much":[8,268],"attention":[9],"in":[10,31,130],"recent":[11],"years":[12],"because":[13],"it":[14],"does":[15],"not":[16,256],"need":[17],"to":[18,122],"estimate":[19],"the":[20,26,37,46,96,102,125,137,143,150,170,173,185,188,204,207,219,223,229,236,239,260],"number":[21,171],"endmembers":[23],"nor":[24],"consider":[25],"lack":[27],"pure":[29],"pixels":[30],"a":[32,64,82,99,107,114,131],"given":[33,132],"scene.":[35],"However,":[36],"high":[38],"mutual":[39],"coherence":[40],"spectral":[42,145,175,225],"libraries":[43],"strongly":[44],"affects":[45],"practicality":[47],"unmixing.":[50],"collaborative":[52],"via":[55],"variable":[56],"splitting":[57],"and":[58,91,158,168,184,202,235],"augmented":[59],"Lagrangian":[60],"(CLSUnSAL)":[61],"algorithm":[62,68,97,118,141,152,190,209,241,255],"is":[63,153,178,191,210,242,266],"classic":[65],"that":[69,196,215,245,252],"performs":[70],"better":[71],"than":[72,193,212,270],"other":[73,272],"methods.":[76],"In":[77],"this":[78],"paper,":[79],"we":[80,112,135],"propose":[81],"CLSUnSAL-based":[83],"method":[86],"based":[87,119],"on":[88,120,142,155],"dictionary":[89,108,231],"pruning":[90,109],"reweighted":[92],"regression.":[94],"First,":[95],"identifies":[98],"subset":[100],"original":[103,230],"library":[104,176,226],"elements":[105,177],"using":[106],"strategy.":[110],"Second,":[111],"present":[113],"weighted":[115,138],"regression":[117,140],"CLSUnSAL":[121],"further":[123],"enhance":[124],"sparsity":[126],"endmember":[128],"spectra":[129],"library.":[133,146],"Third,":[134],"apply":[136],"pruned":[144,174,224],"effectiveness":[148],"proposed":[151,189,208,240,254],"demonstrated":[154],"both":[156],"simulated":[157,163,200],"real":[159,220],"datasets.":[161],"For":[162,199,218],"cubes":[165],"(DC1,":[166],"DC2":[167],"DC3),":[169],"reduced":[179],"by":[180,233],"at":[181],"least":[182],"94%":[183],"runtime":[186,205,237],"less":[192,211],"10%":[194],"CLSUnSAL.":[198,217,247],"DC4":[201],"DC5,":[203],"15%":[213],"datasets,":[222],"successfully":[227],"reduces":[228],"size":[232],"76%":[234],"11.21%":[243],"These":[248],"experimental":[249],"results":[250],"show":[251],"our":[253],"only":[257],"substantially":[258],"improves":[259],"accuracy":[261],"solutions":[264],"but":[265],"also":[267],"faster":[269],"some":[271],"state-of-the-art":[273],"algorithms.":[276]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}