{"id":"https://openalex.org/W4402896341","doi":"https://doi.org/10.1109/tgrs.2024.3468876","title":"PSFormer: Pyramid Superpixel Transformer for Hyperspectral Image Classification","display_name":"PSFormer: Pyramid Superpixel Transformer for Hyperspectral Image Classification","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4402896341","doi":"https://doi.org/10.1109/tgrs.2024.3468876"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2024.3468876","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2024.3468876","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/A5083535697","display_name":"Jiaqi Zou","orcid":"https://orcid.org/0000-0003-1360-2732"},"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":"Jiaqi Zou","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0003-1360-2732","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"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024704138","display_name":"Wei He","orcid":"https://orcid.org/0000-0003-3410-0643"},"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":"Wei He","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0003-3410-0643","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"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100385579","display_name":"Hongyan Zhang","orcid":"https://orcid.org/0000-0002-7894-5755"},"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":"Hongyan Zhang","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0002-7894-5755","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"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.8668,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.94294627,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"62","issue":null,"first_page":"1","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.8222000002861023,"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":0.8222000002861023,"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":0.8242702484130859},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5661206841468811},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4701143801212311},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.44837626814842224},{"id":"https://openalex.org/keywords/contextual-image-classification","display_name":"Contextual image classification","score":0.43157297372817993},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4190565049648285},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.41832417249679565},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.2596481740474701},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.24917668104171753}],"concepts":[{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8242702484130859},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5661206841468811},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4701143801212311},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.44837626814842224},{"id":"https://openalex.org/C75294576","wikidata":"https://www.wikidata.org/wiki/Q5165192","display_name":"Contextual image classification","level":3,"score":0.43157297372817993},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4190565049648285},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.41832417249679565},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2596481740474701},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.24917668104171753}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2024.3468876","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2024.3468876","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":[],"awards":[{"id":"https://openalex.org/G5377590583","display_name":null,"funder_award_id":"42071322","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G715652389","display_name":null,"funder_award_id":"2022YFB3903605","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"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W2118246710","https://openalex.org/W2345118402","https://openalex.org/W2500751094","https://openalex.org/W2772452219","https://openalex.org/W2781621993","https://openalex.org/W2792083654","https://openalex.org/W2808776742","https://openalex.org/W2883606943","https://openalex.org/W2909479956","https://openalex.org/W2942454403","https://openalex.org/W2952956606","https://openalex.org/W2971432438","https://openalex.org/W2991616716","https://openalex.org/W3001401628","https://openalex.org/W3035421056","https://openalex.org/W3043181422","https://openalex.org/W3049655825","https://openalex.org/W3114720220","https://openalex.org/W3122817280","https://openalex.org/W3131500599","https://openalex.org/W3138516171","https://openalex.org/W3164816634","https://openalex.org/W3170347305","https://openalex.org/W3200959564","https://openalex.org/W3202748052","https://openalex.org/W3214821343","https://openalex.org/W4200507278","https://openalex.org/W4210794570","https://openalex.org/W4212803998","https://openalex.org/W4213019189","https://openalex.org/W4225672218","https://openalex.org/W4226467560","https://openalex.org/W4285127355","https://openalex.org/W4285303509","https://openalex.org/W4291727297","https://openalex.org/W4292691763","https://openalex.org/W4293680532","https://openalex.org/W4294068665","https://openalex.org/W4296339430","https://openalex.org/W4312726009","https://openalex.org/W4312820606","https://openalex.org/W4313306300","https://openalex.org/W4364323060","https://openalex.org/W4367320924","https://openalex.org/W4382203304","https://openalex.org/W4383890157","https://openalex.org/W4385518061","https://openalex.org/W4386634481","https://openalex.org/W4386634608","https://openalex.org/W4386951377","https://openalex.org/W4388095264","https://openalex.org/W4390097175","https://openalex.org/W4391454392","https://openalex.org/W4391528366","https://openalex.org/W4392543758"],"related_works":["https://openalex.org/W2072166414","https://openalex.org/W3209970181","https://openalex.org/W2060875994","https://openalex.org/W3034375524","https://openalex.org/W2385371209","https://openalex.org/W4250051149","https://openalex.org/W2083270190","https://openalex.org/W1991437568","https://openalex.org/W2291489469","https://openalex.org/W2546503577"],"abstract_inverted_index":{"Hyperspectral":[0],"image":[1],"(HSI)":[2],"classification":[3,35,140],"is":[4,116],"a":[5,82,111,127,134,139,143],"core":[6],"processing":[7],"procedure":[8],"in":[9,64,74,93,107],"the":[10,27,40,44,53,59,70,100,121,170,179,183,187],"remote":[11],"sensing":[12],"community,":[13],"which":[14],"has":[15],"been":[16],"recently":[17],"well":[18],"studied":[19],"using":[20],"vision":[21],"transformers":[22,63],"(ViTs).":[23],"However,":[24],"due":[25],"to":[26,38,46,95,102,118,148],"high":[28],"computational":[29,159],"and":[30,68,138],"memory":[31],"complexities,":[32],"existing":[33],"transformer-based":[34],"methods":[36],"tend":[37],"restrict":[39],"spatial":[41],"extent":[42],"of":[43,52,62,99,123,172,181,186],"transformer":[45,86,101,129],"small":[47],"cropped":[48],"HSI":[49,55,75,91,108],"patches":[50],"instead":[51],"whole":[54],"data,":[56],"thus":[57],"sacrificing":[58],"essential":[60],"strength":[61],"long-range":[65],"interaction":[66],"modeling":[67],"overlooking":[69],"beneficial":[71],"multiscale":[72,104],"features":[73,106],"data.":[76,109],"Inspiringly,":[77],"here":[78],"we":[79],"propose":[80],"PSFormer,":[81],"novel":[83],"pyramid":[84],"superpixel":[85,113],"(PSFormer)":[87],"method":[88,189],"specifically":[89],"for":[90],"classification,":[92],"order":[94],"make":[96],"full":[97],"use":[98],"excavate":[103],"local-global":[105,152],"Specifically,":[110],"progressive":[112],"merging":[114],"strategy":[115],"introduced":[117],"flexibly":[119],"control":[120],"scale":[122],"feature":[124],"maps.":[125],"Furthermore,":[126],"unique":[128],"backbone":[130],"design":[131],"based":[132],"on":[133,164],"spectral":[135],"attention":[136],"layer":[137],"head":[141],"with":[142,157],"gate":[144],"mechanism":[145],"are":[146],"developed,":[147],"adaptively":[149],"exploit":[150],"valuable":[151],"information":[153],"at":[154],"different":[155],"scales":[156],"low":[158],"cost.":[160],"Extensive":[161],"experimental":[162],"results":[163],"five":[165],"widely":[166],"used":[167],"datasets":[168],"demonstrate":[169],"superiority":[171],"PSFormer":[173,188],"over":[174],"other":[175],"state-of-the-art":[176],"networks.":[177],"For":[178],"sake":[180],"reproducibility,":[182],"related":[184],"code":[185],"will":[190],"be":[191],"open-sourced":[192],"at:":[193],"<uri":[194],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[195],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">https://github.com/immortal13</uri>.":[196]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":18}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}