{"id":"https://openalex.org/W4412082375","doi":"https://doi.org/10.1109/jstars.2025.3586617","title":"SuperCoT-X: Masked Hyperspectral Image Modeling With Diverse Superpixel-Level Contrastive Tokenizer","display_name":"SuperCoT-X: Masked Hyperspectral Image Modeling With Diverse Superpixel-Level Contrastive Tokenizer","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4412082375","doi":"https://doi.org/10.1109/jstars.2025.3586617"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2025.3586617","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3586617","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":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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/jstars.2025.3586617","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5087813097","display_name":"Miaomiao Liang","orcid":"https://orcid.org/0000-0002-4289-7114"},"institutions":[{"id":"https://openalex.org/I4510145","display_name":"Jiangxi University of Science and Technology","ror":"https://ror.org/03q0t9252","country_code":"CN","type":"education","lineage":["https://openalex.org/I4510145"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Miaomiao Liang","raw_affiliation_strings":["Jiangxi Province Key Laboratory of Multidimensional Intelligent Perception and Control, School of Information Engineering, Jiangxi University of Science and Technology, Ganzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-4289-7114","affiliations":[{"raw_affiliation_string":"Jiangxi Province Key Laboratory of Multidimensional Intelligent Perception and Control, School of Information Engineering, Jiangxi University of Science and Technology, Ganzhou, China","institution_ids":["https://openalex.org/I4510145"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084826798","display_name":"Weigang Wu","orcid":"https://orcid.org/0000-0002-4714-7021"},"institutions":[{"id":"https://openalex.org/I4510145","display_name":"Jiangxi University of Science and Technology","ror":"https://ror.org/03q0t9252","country_code":"CN","type":"education","lineage":["https://openalex.org/I4510145"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weigang Wu","raw_affiliation_strings":["Jiangxi Province Key Laboratory of Multidimensional Intelligent Perception and Control, School of Information Engineering, Jiangxi University of Science and Technology, Ganzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Jiangxi Province Key Laboratory of Multidimensional Intelligent Perception and Control, School of Information Engineering, Jiangxi University of Science and Technology, Ganzhou, China","institution_ids":["https://openalex.org/I4510145"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Huifang Shen","orcid":"https://orcid.org/0000-0002-2667-2484"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210151023","display_name":"Quanzhou Institute of Equipment Manufacturing Haixi Institute","ror":"https://ror.org/05ev3vr27","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210151023"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huifang Shen","raw_affiliation_strings":["Quanzhou Institute of Equipment Manufacturing, Haixi Institutes, Chinese Academy of Sciences, Quanzhou, China","Quanzhou Institute of Equipment Manufacturing, Haixi Institutes, Chinese Academy of Sciences, Quanzhou, Fujian, China"],"raw_orcid":"https://orcid.org/0000-0002-2667-2484","affiliations":[{"raw_affiliation_string":"Quanzhou Institute of Equipment Manufacturing, Haixi Institutes, Chinese Academy of Sciences, Quanzhou, China","institution_ids":["https://openalex.org/I4210151023","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Quanzhou Institute of Equipment Manufacturing, Haixi Institutes, Chinese Academy of Sciences, Quanzhou, Fujian, China","institution_ids":["https://openalex.org/I4210151023","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100719444","display_name":"Lingjuan Yu","orcid":"https://orcid.org/0000-0003-1118-4792"},"institutions":[{"id":"https://openalex.org/I4510145","display_name":"Jiangxi University of Science and Technology","ror":"https://ror.org/03q0t9252","country_code":"CN","type":"education","lineage":["https://openalex.org/I4510145"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lingjuan Yu","raw_affiliation_strings":["Jiangxi Province Key Laboratory of Multidimensional Intelligent Perception and Control, School of Information Engineering, Jiangxi University of Science and Technology, Ganzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-1118-4792","affiliations":[{"raw_affiliation_string":"Jiangxi Province Key Laboratory of Multidimensional Intelligent Perception and Control, School of Information Engineering, Jiangxi University of Science and Technology, Ganzhou, China","institution_ids":["https://openalex.org/I4510145"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064993228","display_name":"Xiangchun Yu","orcid":"https://orcid.org/0000-0001-6206-450X"},"institutions":[{"id":"https://openalex.org/I4510145","display_name":"Jiangxi University of Science and Technology","ror":"https://ror.org/03q0t9252","country_code":"CN","type":"education","lineage":["https://openalex.org/I4510145"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiangchun Yu","raw_affiliation_strings":["Jiangxi Province Key Laboratory of Multidimensional Intelligent Perception and Control, School of Information Engineering, Jiangxi University of Science and Technology, Ganzhou, China"],"raw_orcid":"https://orcid.org/0000-0001-6206-450X","affiliations":[{"raw_affiliation_string":"Jiangxi Province Key Laboratory of Multidimensional Intelligent Perception and Control, School of Information Engineering, Jiangxi University of Science and Technology, Ganzhou, China","institution_ids":["https://openalex.org/I4510145"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050630882","display_name":"Licheng Jiao","orcid":"https://orcid.org/0000-0003-3354-9617"},"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"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Licheng Jiao","raw_affiliation_strings":["Key Laboratory of Intelligent Perception and Image Understanding of Ministry of Education, School of Artificial Intelligence, Xidian University, Xi’an, China","Key Laboratory of Intelligent Perception and Image Understanding of Ministry of Education, School of Artificial Intelligence, Xidian University, Xi'an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0003-3354-9617","affiliations":[{"raw_affiliation_string":"Key Laboratory of Intelligent Perception and Image Understanding of Ministry of Education, School of Artificial Intelligence, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Key Laboratory of Intelligent Perception and Image Understanding of Ministry of Education, School of Artificial Intelligence, Xidian University, Xi'an, Shaanxi, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.201247,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"18","issue":null,"first_page":"17988","last_page":"18004"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.9172000288963318,"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":0.9172000288963318,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.8289633989334106},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6857560873031616},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.55094975233078},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.5438029170036316},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4188454747200012},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.35342907905578613}],"concepts":[{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8289633989334106},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6857560873031616},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.55094975233078},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.5438029170036316},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4188454747200012},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.35342907905578613}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2025.3586617","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3586617","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":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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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"},{"id":"pmh:oai:doaj.org/article:fac795c319954697a9918c0f665f53f3","is_oa":true,"landing_page_url":"https://doaj.org/article/fac795c319954697a9918c0f665f53f3","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 Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 18, Pp 17988-18004 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2025.3586617","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2025.3586617","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":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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2201082653","display_name":null,"funder_award_id":"20224BAB212013","funder_id":"https://openalex.org/F4320322665","funder_display_name":"Natural Science Foundation of Jiangxi Province"},{"id":"https://openalex.org/G3668956084","display_name":null,"funder_award_id":"62261027","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3995057478","display_name":null,"funder_award_id":"20224BAB212008","funder_id":"https://openalex.org/F4320322665","funder_display_name":"Natural Science Foundation of Jiangxi Province"},{"id":"https://openalex.org/G4671113728","display_name":null,"funder_award_id":"20212ACB202003","funder_id":"https://openalex.org/F4320322665","funder_display_name":"Natural Science Foundation of Jiangxi Province"},{"id":"https://openalex.org/G5481818271","display_name":null,"funder_award_id":"20224BAB202002","funder_id":"https://openalex.org/F4320322665","funder_display_name":"Natural Science Foundation of Jiangxi Province"},{"id":"https://openalex.org/G7894429369","display_name":"\u9762\u5411\u89c6\u9891\u76d1\u63a7\u7684\u65f6\u7a7a\u6ce8\u610f\u529b\u6df1\u5ea6\u5f3a\u5316\u5b66\u4e60\u591a\u76ee\u6807\u8ddf\u8e2a\u7814\u7a76","funder_award_id":"62066018","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8385642319","display_name":null,"funder_award_id":"62266020","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8796033106","display_name":null,"funder_award_id":"61901198","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/F4320322665","display_name":"Natural Science Foundation of Jiangxi Province","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":62,"referenced_works":["https://openalex.org/W1965309615","https://openalex.org/W2118246710","https://openalex.org/W2163922914","https://openalex.org/W2991616716","https://openalex.org/W3035524453","https://openalex.org/W3035725276","https://openalex.org/W3138725786","https://openalex.org/W3171007011","https://openalex.org/W3178914557","https://openalex.org/W3200020327","https://openalex.org/W3207924272","https://openalex.org/W3216860461","https://openalex.org/W4206307542","https://openalex.org/W4213019189","https://openalex.org/W4226275810","https://openalex.org/W4283697304","https://openalex.org/W4285293944","https://openalex.org/W4313156423","https://openalex.org/W4361799030","https://openalex.org/W4375928790","https://openalex.org/W4376851287","https://openalex.org/W4383113403","https://openalex.org/W4384915783","https://openalex.org/W4385864282","https://openalex.org/W4386076428","https://openalex.org/W4386322234","https://openalex.org/W4386766977","https://openalex.org/W4386858049","https://openalex.org/W4387092568","https://openalex.org/W4388543768","https://openalex.org/W4389104929","https://openalex.org/W4389542636","https://openalex.org/W4389776891","https://openalex.org/W4389980781","https://openalex.org/W4390660140","https://openalex.org/W4391270902","https://openalex.org/W4391341259","https://openalex.org/W4391974558","https://openalex.org/W4392903274","https://openalex.org/W4393405281","https://openalex.org/W4395096381","https://openalex.org/W4396909897","https://openalex.org/W4399347356","https://openalex.org/W4399880035","https://openalex.org/W4400411485","https://openalex.org/W4400905711","https://openalex.org/W4401054638","https://openalex.org/W4401635335","https://openalex.org/W4401880010","https://openalex.org/W4402896341","https://openalex.org/W4403210136","https://openalex.org/W4405508594","https://openalex.org/W4405718049","https://openalex.org/W4407215347","https://openalex.org/W4408736517","https://openalex.org/W6778102432","https://openalex.org/W6791742336","https://openalex.org/W6796761347","https://openalex.org/W6838577202","https://openalex.org/W6852830873","https://openalex.org/W6854026812","https://openalex.org/W6926114150"],"related_works":["https://openalex.org/W2772917594","https://openalex.org/W2036807459","https://openalex.org/W2058170566","https://openalex.org/W2755342338","https://openalex.org/W2166024367","https://openalex.org/W3116076068","https://openalex.org/W2229312674","https://openalex.org/W2951359407","https://openalex.org/W2079911747","https://openalex.org/W1969923398"],"abstract_inverted_index":{"Hyperspectral":[0],"images":[1],"(HSI)":[2],"exhibit":[3],"complex":[4],"contextual":[5,90],"relationships,":[6],"including":[7],"variations":[8],"in":[9,25,83,100,128],"local":[10],"homogeneous":[11,84],"regions":[12],"and":[13,149,171],"spectral":[14],"similarities":[15],"among":[16],"different":[17],"classes.":[18],"Contrastive":[19],"masked":[20,70],"patch":[21],"embedding":[22],"prediction":[23,76],"specializes":[24],"capturing":[26],"rich,":[27],"high-level":[28],"visual":[29],"context":[30],"from":[31,94],"neighborhoods.":[32],"However,":[33],"it":[34],"is":[35,180],"a":[36,64,138],"challenge":[37],"to":[38,87,116,146],"balance":[39],"representation":[40,81],"certainty":[41,54,82],"against":[42],"intraclass":[43],"diversity.":[44],"Pursuing":[45],"neighbor":[46],"diversity":[47,106,153],"through":[48,142],"token-level":[49],"contrast":[50,113],"can":[51],"disrupt":[52],"the":[53,89,110,118,152],"of":[55,121,154],"intra-class":[56],"representation.":[57],"To":[58],"address":[59],"this":[60],"issue,":[61],"we":[62,102,130],"propose":[63],"superpixel-level":[65,111],"contrastive":[66],"tokenizer":[67],"(SuperCoT)":[68],"for":[69],"HSI":[71,161],"modeling.":[72],"It":[73],"performs":[74],"mask":[75],"with":[77,174],"superpixel-calibrated":[78],"targets,":[79],"enhancing":[80],"regions.":[85],"Additionally,":[86],"mitigate":[88],"semantic":[91],"loss":[92],"resulting":[93],"excessively":[95],"consistent":[96],"representations":[97],"within":[98],"clusters":[99],"SuperCoT,":[101],"introduce":[103],"an":[104,132],"intra-cluster":[105],"regularization":[107],"(SuperCoT-D)":[108],"into":[109],"denoising":[112],"loss.":[114],"Furthermore,":[115],"reduce":[117],"computational":[119],"burden":[120],"aggregating":[122],"superpixel":[123,147],"tokens":[124],"during":[125],"each":[126],"iteration":[127],"SuperCoT-D,":[129],"suggest":[131],"alternative":[133],"approach,":[134],"SuperCoT-M,":[135],"which":[136],"preserves":[137],"prototypical":[139],"dictionary":[140],"updated":[141],"momentum":[143],"that":[144,164],"refers":[145],"labels":[148],"implicitly":[150],"improves":[151],"intracluster":[155],"representations.":[156],"Comprehensive":[157],"experiments":[158],"on":[159],"five":[160],"datasets":[162],"demonstrate":[163],"our":[165],"proposed":[166],"methods":[167],"achieve":[168],"favorable":[169],"results":[170],"are":[172],"competitive":[173],"other":[175],"self-supervised":[176],"approaches.":[177],"The":[178],"code":[179],"available":[181],"at":[182],"https://github.com/JXUSTHyperSpectralImage/SuperCoT.":[183]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}