{"id":"https://openalex.org/W2990495891","doi":"https://doi.org/10.1109/jstars.2019.2950700","title":"Row-Sparsity Spectral Unmixing via Total Variation","display_name":"Row-Sparsity Spectral Unmixing via Total Variation","publication_year":2019,"publication_date":"2019-11-19","ids":{"openalex":"https://openalex.org/W2990495891","doi":"https://doi.org/10.1109/jstars.2019.2950700","mag":"2990495891"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2019.2950700","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2019.2950700","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":false,"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 Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"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/A5103104155","display_name":"Jin-Ju Wang","orcid":"https://orcid.org/0000-0002-2515-6971"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jin-Ju Wang","raw_affiliation_strings":["School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-2515-6971","affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065782725","display_name":"Ting\u2010Zhu Huang","orcid":"https://orcid.org/0000-0001-7766-230X"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ting-Zhu Huang","raw_affiliation_strings":["School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0001-7766-230X","affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029236040","display_name":"Jie Huang","orcid":"https://orcid.org/0000-0002-7684-2533"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Huang","raw_affiliation_strings":["School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-7684-2533","affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001380540","display_name":"Hong-Xia Dou","orcid":"https://orcid.org/0000-0002-4925-0241"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hong-Xia Dou","raw_affiliation_strings":["School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088224232","display_name":"Liang-Jian Deng","orcid":"https://orcid.org/0000-0003-3178-9772"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang-Jian Deng","raw_affiliation_strings":["School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5011715660","display_name":"Xi-Le Zhao","orcid":"https://orcid.org/0000-0002-6540-946X"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xi-Le Zhao","raw_affiliation_strings":["School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-6540-946X","affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":null,"fwci":1.7693,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.87318524,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"12","issue":"12","first_page":"5009","last_page":"5022"},"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/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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9909999966621399,"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/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.8528581857681274},{"id":"https://openalex.org/keywords/norm","display_name":"Norm (philosophy)","score":0.597467303276062},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5792611837387085},{"id":"https://openalex.org/keywords/piecewise","display_name":"Piecewise","score":0.5237369537353516},{"id":"https://openalex.org/keywords/regularization","display_name":"Regularization (linguistics)","score":0.5089294910430908},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4860156178474426},{"id":"https://openalex.org/keywords/total-variation-denoising","display_name":"Total variation denoising","score":0.43567946553230286},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3529188632965088},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.35138648748397827},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.2853696346282959}],"concepts":[{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8528581857681274},{"id":"https://openalex.org/C191795146","wikidata":"https://www.wikidata.org/wiki/Q3878446","display_name":"Norm (philosophy)","level":2,"score":0.597467303276062},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5792611837387085},{"id":"https://openalex.org/C164660894","wikidata":"https://www.wikidata.org/wiki/Q2037833","display_name":"Piecewise","level":2,"score":0.5237369537353516},{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.5089294910430908},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4860156178474426},{"id":"https://openalex.org/C207282899","wikidata":"https://www.wikidata.org/wiki/Q7828156","display_name":"Total variation denoising","level":3,"score":0.43567946553230286},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3529188632965088},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.35138648748397827},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.2853696346282959},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstars.2019.2950700","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2019.2950700","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":false,"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 Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1993057369","display_name":null,"funder_award_id":"61702083","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2751002267","display_name":"\u538b\u7f29\u611f\u77e5\u4e2d\u56fe\u50cf\u91cd\u5efa\u7684\u7a00\u758f\u4f18\u5316\u6a21\u578b\u4e0e\u9ad8\u6027\u80fd\u7b97\u6cd5\u7814\u7a76","funder_award_id":"61772003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8330053271","display_name":null,"funder_award_id":"61876203","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G847054900","display_name":null,"funder_award_id":"ZYGX2019J093","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320323292","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1640724620","https://openalex.org/W1964570608","https://openalex.org/W1984553293","https://openalex.org/W1988868707","https://openalex.org/W1996287810","https://openalex.org/W2007449884","https://openalex.org/W2022292358","https://openalex.org/W2027878671","https://openalex.org/W2053263968","https://openalex.org/W2053419820","https://openalex.org/W2103559027","https://openalex.org/W2107861471","https://openalex.org/W2125298866","https://openalex.org/W2127062304","https://openalex.org/W2129131372","https://openalex.org/W2129638195","https://openalex.org/W2130187411","https://openalex.org/W2144348684","https://openalex.org/W2163886442","https://openalex.org/W2289756263","https://openalex.org/W2295820431","https://openalex.org/W2342750892","https://openalex.org/W2566476692","https://openalex.org/W2604977491","https://openalex.org/W2801811332","https://openalex.org/W2802876668","https://openalex.org/W2898165830","https://openalex.org/W2957651636","https://openalex.org/W2962853966","https://openalex.org/W2975433406","https://openalex.org/W4233760599","https://openalex.org/W6688447623"],"related_works":["https://openalex.org/W2588406281","https://openalex.org/W4296900887","https://openalex.org/W2344001031","https://openalex.org/W1605636162","https://openalex.org/W2756378021","https://openalex.org/W4292601995","https://openalex.org/W2890366747","https://openalex.org/W2611470343","https://openalex.org/W4297923868","https://openalex.org/W1966076396"],"abstract_inverted_index":{"Row":[0],"sparsity":[1],"of":[2,25,79,121,131],"hyperspectral":[3,18,142,152],"unmixing":[4,59,110],"has":[5,29],"attracted":[6],"considerable":[7],"attention":[8],"in":[9,52,86,94],"recent":[10],"years.":[11],"It":[12],"exploits":[13],"the":[14,34,69,77,80,87,99,116,128,132],"fact":[15],"that":[16,145],"a":[17,22,63],"image":[19],"contains":[20,62],"only":[21],"few":[23],"number":[24],"endmembers.":[26],"This":[27],"property":[28],"been":[30],"well":[31],"investigated":[32],"by":[33],"\u2113":[35,42,70,81],"<sub":[36,43,71,82],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[37,44,72,83],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2,0</sub>":[38,45,73,84],"norm-based":[39],"algorithms.":[40],"The":[41],"norm,":[46,74],"however,":[47],"is":[48,149],"sensitive":[49],"to":[50,75],"noise":[51,88],"some":[53],"cases.":[54],"Therefore,":[55],"we":[56,102,126],"propose":[57],"an":[58,104],"model,":[60,101],"which":[61],"total":[64,112],"variation":[65,113],"(TV)":[66],"regularization":[67],"and":[68,90,140],"address":[76],"drawback":[78],"norm":[85],"scenario,":[89],"promote":[91],"piecewise":[92],"smoothness":[93],"abundance":[95],"maps.":[96],"To":[97],"solve":[98],"proposed":[100,147],"design":[103],"algorithm,":[105],"termed":[106],"as":[107],"row-sparsity":[108],"spectral":[109],"via":[111],"(RSSUn-TV),":[114],"under":[115],"nonconvex":[117],"alternating":[118],"direction":[119],"method":[120],"multipliers":[122],"(ADMM)":[123],"framework.":[124],"Particularly,":[125],"establish":[127],"convergence":[129],"analysis":[130],"RSSUn-TV":[133],"algorithm.":[134],"Experimental":[135],"results":[136],"on":[137],"both":[138],"synthetic":[139],"real":[141],"data":[143],"demonstrate":[144],"our":[146],"algorithm":[148],"effective":[150],"for":[151],"unmixing.":[153]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
