{"id":"https://openalex.org/W2146707163","doi":"https://doi.org/10.1109/tgrs.2008.2011432","title":"Generalization of Subpixel Analysis for Hyperspectral Data With Flexibility in Spectral Similarity Measures","display_name":"Generalization of Subpixel Analysis for Hyperspectral Data With Flexibility in Spectral Similarity Measures","publication_year":2009,"publication_date":"2009-04-08","ids":{"openalex":"https://openalex.org/W2146707163","doi":"https://doi.org/10.1109/tgrs.2008.2011432","mag":"2146707163"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2008.2011432","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2008.2011432","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://tsukuba.repo.nii.ac.jp/record/18007/files/IEEEGRS_47-7.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5089564180","display_name":"Jin Chen","orcid":"https://orcid.org/0000-0002-6497-4141"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jin Chen","raw_affiliation_strings":["College of Resources Science and Technology, Beijing Normal University, Beijing, China","Coll. of Resources Sci. & Technol., Beijing Normal Univ., Beijing"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Resources Science and Technology, Beijing Normal University, Beijing, China","institution_ids":["https://openalex.org/I25254941"]},{"raw_affiliation_string":"Coll. of Resources Sci. & Technol., Beijing Normal Univ., Beijing","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024631382","display_name":"Xiuping Jia","orcid":"https://orcid.org/0000-0001-9916-6382"},"institutions":[{"id":"https://openalex.org/I188329596","display_name":"University of Canberra","ror":"https://ror.org/04s1nv328","country_code":"AU","type":"education","lineage":["https://openalex.org/I188329596"]},{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Xiuping Jia","raw_affiliation_strings":["School of Information Technology and Electrical Engineering, University of New South Wales, Canberra, ACT, Australia","[School of Information Technology and Electrical Engineering, University of New South Wales, Canberra, ACT, Australia]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Technology and Electrical Engineering, University of New South Wales, Canberra, ACT, Australia","institution_ids":["https://openalex.org/I188329596","https://openalex.org/I31746571"]},{"raw_affiliation_string":"[School of Information Technology and Electrical Engineering, University of New South Wales, Canberra, ACT, Australia]","institution_ids":["https://openalex.org/I31746571"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100362543","display_name":"Wei Yang","orcid":"https://orcid.org/0000-0002-4597-877X"},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Wei Yang","raw_affiliation_strings":["Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Japan","[Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Japan]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"[Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Japan]","institution_ids":["https://openalex.org/I146399215"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060768667","display_name":"Bunkei Matsushita","orcid":"https://orcid.org/0000-0001-6397-1144"},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"B. Matsushita","raw_affiliation_strings":["Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Japan","[Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Japan]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"[Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Japan]","institution_ids":["https://openalex.org/I146399215"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":13.7325,"has_fulltext":true,"cited_by_count":61,"citation_normalized_percentile":{"value":0.98848695,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"47","issue":"7","first_page":"2165","last_page":"2171"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9883000254631042,"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":0.9794999957084656,"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":0.8957113027572632},{"id":"https://openalex.org/keywords/subpixel-rendering","display_name":"Subpixel rendering","score":0.8935886025428772},{"id":"https://openalex.org/keywords/similarity-measure","display_name":"Similarity measure","score":0.6904574036598206},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5759856700897217},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5707834959030151},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.5657385587692261},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.4960661828517914},{"id":"https://openalex.org/keywords/full-spectral-imaging","display_name":"Full spectral imaging","score":0.4807986319065094},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4711667001247406},{"id":"https://openalex.org/keywords/euclidean-distance","display_name":"Euclidean distance","score":0.46766650676727295},{"id":"https://openalex.org/keywords/divergence","display_name":"Divergence (linguistics)","score":0.4398387670516968},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.4369732737541199},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.43045246601104736},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.40421804785728455},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.40216532349586487},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.20727863907814026},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.17161348462104797},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.10702931880950928}],"concepts":[{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8957113027572632},{"id":"https://openalex.org/C68516990","wikidata":"https://www.wikidata.org/wiki/Q452912","display_name":"Subpixel rendering","level":3,"score":0.8935886025428772},{"id":"https://openalex.org/C2776517306","wikidata":"https://www.wikidata.org/wiki/Q29017317","display_name":"Similarity measure","level":2,"score":0.6904574036598206},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5759856700897217},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5707834959030151},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.5657385587692261},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.4960661828517914},{"id":"https://openalex.org/C78660771","wikidata":"https://www.wikidata.org/wiki/Q5508206","display_name":"Full spectral imaging","level":3,"score":0.4807986319065094},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4711667001247406},{"id":"https://openalex.org/C120174047","wikidata":"https://www.wikidata.org/wiki/Q847073","display_name":"Euclidean distance","level":2,"score":0.46766650676727295},{"id":"https://openalex.org/C207390915","wikidata":"https://www.wikidata.org/wiki/Q1230525","display_name":"Divergence (linguistics)","level":2,"score":0.4398387670516968},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.4369732737541199},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.43045246601104736},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.40421804785728455},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40216532349586487},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.20727863907814026},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.17161348462104797},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.10702931880950928},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tgrs.2008.2011432","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2008.2011432","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:tsukuba.repo.nii.ac.jp:00018007","is_oa":true,"landing_page_url":"http://hdl.handle.net/2241/103235","pdf_url":"https://tsukuba.repo.nii.ac.jp/record/18007/files/IEEEGRS_47-7.pdf","source":{"id":"https://openalex.org/S4306402076","display_name":"Terrestrial Environment Research Center (University of Tsukuba)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I146399215","host_organization_name":"University of Tsukuba","host_organization_lineage":["https://openalex.org/I146399215"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:tsukuba.repo.nii.ac.jp:00018007","is_oa":true,"landing_page_url":"http://hdl.handle.net/2241/103235","pdf_url":"https://tsukuba.repo.nii.ac.jp/record/18007/files/IEEEGRS_47-7.pdf","source":{"id":"https://openalex.org/S4306402076","display_name":"Terrestrial Environment Research Center (University of Tsukuba)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I146399215","host_organization_name":"University of Tsukuba","host_organization_lineage":["https://openalex.org/I146399215"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321133","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35"},{"id":"https://openalex.org/F4320321432","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35"},{"id":"https://openalex.org/F4320326981","display_name":"State Key Laboratory of Remote Sensing Science","ror":"https://ror.org/05wzjqa24"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2146707163.pdf","grobid_xml":"https://content.openalex.org/works/W2146707163.grobid-xml"},"referenced_works_count":22,"referenced_works":["https://openalex.org/W35636098","https://openalex.org/W344808587","https://openalex.org/W1966798775","https://openalex.org/W1967329996","https://openalex.org/W1972658976","https://openalex.org/W2002034685","https://openalex.org/W2009539575","https://openalex.org/W2010319424","https://openalex.org/W2053442730","https://openalex.org/W2065991620","https://openalex.org/W2084457802","https://openalex.org/W2093628091","https://openalex.org/W2114527611","https://openalex.org/W2127062304","https://openalex.org/W2128692426","https://openalex.org/W2138973222","https://openalex.org/W2159483744","https://openalex.org/W2161241309","https://openalex.org/W2163436471","https://openalex.org/W2167799103","https://openalex.org/W2787523326","https://openalex.org/W2884670864"],"related_works":["https://openalex.org/W2911259277","https://openalex.org/W4386427838","https://openalex.org/W2800956885","https://openalex.org/W2533019003","https://openalex.org/W2626158795","https://openalex.org/W2057283258","https://openalex.org/W1788560349","https://openalex.org/W2324845311","https://openalex.org/W2391021239","https://openalex.org/W2884029982"],"abstract_inverted_index":{"Several":[0],"spectral":[1,30,48,66,73,78,181,195,200],"unmixing":[2,84,107],"techniques":[3],"have":[4],"been":[5,35],"developed":[6],"for":[7],"subpixel":[8,101],"mapping":[9,75,102],"using":[10],"hyperspectral":[11],"data":[12],"in":[13,138,178],"the":[14,20,28,39,46,59,62,82,106,114,123,133,139,174,189],"past":[15],"two":[16],"decades,":[17],"among":[18],"which":[19],"fully":[21],"constrained":[22],"least":[23],"squares":[24],"method":[25,43,150],"based":[26],"on":[27],"linear":[29],"mixture":[31],"model":[32],"(LSMM)":[33],"has":[34],"widely":[36],"accepted.":[37],"However,":[38],"shortage":[40],"of":[41,61,113,122,141,147,188],"this":[42,95,142,148],"is":[44,51,56,86,151,154],"that":[45,104,152],"Euclidean":[47,190],"distance":[49,191],"measure":[50,192],"used,":[52],"and":[53,77,168,184,203],"therefore,":[54],"it":[55,153],"sensitive":[57],"to":[58,88,91,118,131,157],"magnitude":[60],"spectra.":[63,125],"While":[64],"other":[65,194],"matching":[67,196],"criteria":[68,197],"are":[69],"available,":[70],"such":[71],"as":[72,109],"angle":[74],"(SAM)":[76],"information":[79],"divergence":[80],"(SID),":[81],"current":[83],"algorithm":[85],"unable":[87],"be":[89],"extended":[90],"these":[92],"measures.":[93,161],"In":[94],"paper,":[96],"we":[97],"propose":[98],"a":[99,110,119],"unified":[100],"framework":[103],"models":[105],"process":[108],"best":[111],"match":[112],"unknown":[115],"pixel's":[116],"spectrum":[117],"weighted":[120],"sum":[121],"endmembers'":[124],"We":[126],"introduce":[127],"sequential":[128],"quadratic":[129],"programming":[130],"solve":[132],"nonlinear":[134],"optimization":[135],"problem":[136],"encountered":[137],"implementation":[140],"framework.":[143],"The":[144,171],"main":[145],"feature":[146],"proposed":[149,175],"not":[155],"restricted":[156],"any":[158],"particular":[159],"similarity":[160,182],"Experiments":[162],"were":[163],"conducted":[164],"with":[165,193],"both":[166],"simulated":[167],"Hyperion":[169],"data.":[170],"tests":[172],"demonstrated":[173],"framework's":[176],"advantage":[177],"accommodating":[179],"various":[180],"measures":[183],"provided":[185],"performance":[186],"comparisons":[187],"including":[198],"SAM,":[199],"correlation":[201],"measure,":[202],"SID.":[204]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":8}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}