{"id":"https://openalex.org/W3003326148","doi":"https://doi.org/10.1109/tgrs.2020.2963848","title":"Dimensionality Reduction With Enhanced Hybrid-Graph Discriminant Learning for Hyperspectral Image Classification","display_name":"Dimensionality Reduction With Enhanced Hybrid-Graph Discriminant Learning for Hyperspectral Image Classification","publication_year":2020,"publication_date":"2020-02-02","ids":{"openalex":"https://openalex.org/W3003326148","doi":"https://doi.org/10.1109/tgrs.2020.2963848","mag":"3003326148"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2020.2963848","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2020.2963848","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":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5064046752","display_name":"Fulin Luo","orcid":"https://orcid.org/0000-0002-7696-0775"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]},{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fulin Luo","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China","State Key Laboratory of Integrated Services Networks, Xidian University, Xi\u2019an, China","State Key Laboratory of Integrated Services Networks, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0000-0002-7696-0775","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747","https://openalex.org/I4210118728"]},{"raw_affiliation_string":"State Key Laboratory of Integrated Services Networks, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"State Key Laboratory of Integrated Services Networks, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100673818","display_name":"Liangpei Zhang","orcid":"https://orcid.org/0000-0001-6890-3650"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liangpei Zhang","raw_affiliation_strings":["School of Computer Science, Wuhan University, Wuhan, China","State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0001-6890-3650","affiliations":[{"raw_affiliation_string":"School of Computer Science, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]},{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747","https://openalex.org/I4210118728"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060042752","display_name":"Bo Du","orcid":"https://orcid.org/0000-0002-0059-8458"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Du","raw_affiliation_strings":["School of Computer Science, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0002-0059-8458","affiliations":[{"raw_affiliation_string":"School of Computer Science, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024278302","display_name":"Lefei Zhang","orcid":"https://orcid.org/0000-0003-0542-2280"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lefei Zhang","raw_affiliation_strings":["School of Computer Science, Wuhan University, Wuhan, China","State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0003-0542-2280","affiliations":[{"raw_affiliation_string":"School of Computer Science, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]},{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747","https://openalex.org/I4210118728"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":20.4512,"has_fulltext":false,"cited_by_count":232,"citation_normalized_percentile":{"value":0.99596416,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"58","issue":"8","first_page":"5336","last_page":"5353"},"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/T10057","display_name":"Face and Expression Recognition","score":0.9815000295639038,"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"}},{"id":"https://openalex.org/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9463000297546387,"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/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.7411589622497559},{"id":"https://openalex.org/keywords/hypergraph","display_name":"Hypergraph","score":0.6639900803565979},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6333301067352295},{"id":"https://openalex.org/keywords/dimensionality-reduction","display_name":"Dimensionality reduction","score":0.603071928024292},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5515817403793335},{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.5390163660049438},{"id":"https://openalex.org/keywords/locality","display_name":"Locality","score":0.5076528787612915},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4776557683944702},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4396533668041229},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.09432283043861389}],"concepts":[{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.7411589622497559},{"id":"https://openalex.org/C2781221856","wikidata":"https://www.wikidata.org/wiki/Q840247","display_name":"Hypergraph","level":2,"score":0.6639900803565979},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6333301067352295},{"id":"https://openalex.org/C70518039","wikidata":"https://www.wikidata.org/wiki/Q16000077","display_name":"Dimensionality reduction","level":2,"score":0.603071928024292},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5515817403793335},{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.5390163660049438},{"id":"https://openalex.org/C2779808786","wikidata":"https://www.wikidata.org/wiki/Q6664603","display_name":"Locality","level":2,"score":0.5076528787612915},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4776557683944702},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4396533668041229},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.09432283043861389},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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":1,"locations":[{"id":"doi:10.1109/tgrs.2020.2963848","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2020.2963848","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"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.75,"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10"}],"awards":[{"id":"https://openalex.org/G177843429","display_name":null,"funder_award_id":"2019M662717","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G2099624218","display_name":"\u9ad8\u5149\u8c31\u9065\u611f\u56fe\u50cf\u7684\u5f20\u91cf\u4f4e\u79e9\u8868\u8fbe\u4e0e\u975e\u76d1\u7763\u5b66\u4e60\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61771349","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3507083598","display_name":null,"funder_award_id":"61822113","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5129151015","display_name":null,"funder_award_id":"2017M622521","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G7545859506","display_name":null,"funder_award_id":"41871243","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8433832123","display_name":null,"funder_award_id":"61801336","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":73,"referenced_works":["https://openalex.org/W1227844046","https://openalex.org/W1799946925","https://openalex.org/W1847716059","https://openalex.org/W1904464160","https://openalex.org/W1926902670","https://openalex.org/W1964325474","https://openalex.org/W1965309615","https://openalex.org/W1996375822","https://openalex.org/W2000738214","https://openalex.org/W2001141328","https://openalex.org/W2002849025","https://openalex.org/W2006904655","https://openalex.org/W2012508386","https://openalex.org/W2021995444","https://openalex.org/W2022631295","https://openalex.org/W2027922120","https://openalex.org/W2039039627","https://openalex.org/W2044184146","https://openalex.org/W2049444988","https://openalex.org/W2053186076","https://openalex.org/W2057513844","https://openalex.org/W2057522815","https://openalex.org/W2070127246","https://openalex.org/W2072187267","https://openalex.org/W2081809992","https://openalex.org/W2090540501","https://openalex.org/W2090826137","https://openalex.org/W2093496208","https://openalex.org/W2096553553","https://openalex.org/W2097308346","https://openalex.org/W2103250033","https://openalex.org/W2105055468","https://openalex.org/W2106955188","https://openalex.org/W2109531142","https://openalex.org/W2118796925","https://openalex.org/W2126804077","https://openalex.org/W2165573307","https://openalex.org/W2165573608","https://openalex.org/W2170057991","https://openalex.org/W2275552700","https://openalex.org/W2312468355","https://openalex.org/W2318512420","https://openalex.org/W2331181944","https://openalex.org/W2507855991","https://openalex.org/W2550576290","https://openalex.org/W2570194385","https://openalex.org/W2578341372","https://openalex.org/W2608501919","https://openalex.org/W2617148633","https://openalex.org/W2620569598","https://openalex.org/W2719511702","https://openalex.org/W2735797020","https://openalex.org/W2742141965","https://openalex.org/W2757242159","https://openalex.org/W2766106970","https://openalex.org/W2768975974","https://openalex.org/W2780035707","https://openalex.org/W2791840139","https://openalex.org/W2800662010","https://openalex.org/W2801324747","https://openalex.org/W2883818409","https://openalex.org/W2884211269","https://openalex.org/W2910979321","https://openalex.org/W2945316973","https://openalex.org/W2950325582","https://openalex.org/W2953423780","https://openalex.org/W2958108982","https://openalex.org/W2982911492","https://openalex.org/W3014771378","https://openalex.org/W3148981562","https://openalex.org/W6675955514","https://openalex.org/W6676189307","https://openalex.org/W6685083254"],"related_works":["https://openalex.org/W4376608589","https://openalex.org/W2072166414","https://openalex.org/W3138003926","https://openalex.org/W4300037846","https://openalex.org/W1630514295","https://openalex.org/W1537073411","https://openalex.org/W3209970181","https://openalex.org/W2963081352","https://openalex.org/W2472555608","https://openalex.org/W2292979300"],"abstract_inverted_index":{"Dimensionality":[0],"reduction":[1],"(DR)":[2],"is":[3,113],"an":[4,90,94,188],"important":[5],"way":[6],"of":[7,12,26,35,39,52,79,105,120,128,144,176,183,201,208,253,259,267],"improving":[8],"the":[9,23,33,49,75,80,101,117,126,142,157,160,163,168,174,177,181,184,197,202,206,209,217,249,257,264],"classification":[10,234],"accuracy":[11],"a":[13,44,69,106,109,121,129,135,152,243,254],"hyperspectral":[14],"image":[15],"(HSI).":[16],"Graph":[17],"learning,":[18],"which":[19,123],"can":[20,124,192,231,246],"effectively":[21],"reveal":[22,74,116,248],"intrinsic":[24,251],"relationships":[25,51,59,78,104,119,252],"data,":[27],"has":[28],"been":[29,214],"widely":[30],"used":[31],"in":[32,64],"case":[34],"HSIs.":[36],"However,":[37],"most":[38],"them":[40],"are":[41,97],"based":[42,155],"on":[43,156,216],"simple":[45],"graph":[46,112],"to":[47,73,99,115,140,172,195],"represent":[48],"binary":[50,118],"data.":[53],"An":[54],"HSI":[55,122,255],"contains":[56],"complex":[57,76,102,250],"high-order":[58,77],"among":[60],"different":[61,147,260],"samples.":[62],"Therefore,":[63],"this":[65],"article,":[66],"we":[67,132,150],"propose":[68],"hybrid-graph":[70,84],"learning":[71,86],"method":[72],"HSI,":[81],"termed":[82],"enhanced":[83],"discriminant":[85,265],"(EHGDL).":[87],"In":[88],"EHGDL,":[89],"intraclass":[91,158,178],"hypergraph":[92,96],"and":[93,167,180,187,221,262],"interclass":[95,161,185],"constructed":[98],"analyze":[100],"multiple":[103],"HSI.":[107,203],"Then,":[108],"supervised":[110,164],"locality":[111,165],"applied":[114],"form":[125],"complementarity":[127,258],"hypergraph.":[130],"Simultaneously,":[131],"also":[133],"construct":[134],"weighted":[136,169],"neighborhood":[137,170],"margin":[138,171],"model":[139,154],"boost":[141],"difference":[143],"samples":[145,179],"from":[146],"classes.":[148],"Finally,":[149],"design":[151],"DR":[153,240],"hypergraph,":[159,162],"graph,":[166],"improve":[173],"compactness":[175],"separability":[182],"samples,":[186],"optimal":[189],"projection":[190],"matrix":[191],"be":[193],"achieved":[194],"extract":[196],"low-dimensional":[198],"embedding":[199],"features":[200],"To":[204],"demonstrate":[205],"effectiveness":[207],"proposed":[210],"method,":[211],"experiments":[212],"have":[213],"conducted":[215],"Indian":[218],"Pines,":[219],"PaviaU,":[220],"HoustonU":[222],"data":[223],"sets.":[224],"The":[225],"experimental":[226],"results":[227],"show":[228],"that":[229],"EHGDL":[230,245],"generate":[232],"better":[233,247],"performance":[235,266],"compared":[236],"with":[237],"some":[238],"related":[239],"methods.":[241],"As":[242],"result,":[244],"by":[256],"characteristics":[261],"enhance":[263],"land-cover":[268],"types.":[269]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":20},{"year":2024,"cited_by_count":23},{"year":2023,"cited_by_count":26},{"year":2022,"cited_by_count":43},{"year":2021,"cited_by_count":70},{"year":2020,"cited_by_count":45}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}