{"id":"https://openalex.org/W4416429263","doi":"https://doi.org/10.1109/tgrs.2025.3635084","title":"Frequency-Enhanced Spatial\u2013Spectral Network for Hyperspectral Imagery Reconstruction From Multispectral Imagery","display_name":"Frequency-Enhanced Spatial\u2013Spectral Network for Hyperspectral Imagery Reconstruction From Multispectral Imagery","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4416429263","doi":"https://doi.org/10.1109/tgrs.2025.3635084"},"language":null,"primary_location":{"id":"doi:10.1109/tgrs.2025.3635084","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3635084","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/A5100776750","display_name":"Zhen Zhang","orcid":"https://orcid.org/0000-0002-2300-7112"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhen Zhang","raw_affiliation_strings":["Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":"https://orcid.org/0000-0002-2300-7112","affiliations":[{"raw_affiliation_string":"Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113899744","display_name":"Yuhan Qi","orcid":"https://orcid.org/0009-0009-1821-8394"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yemao Qi","raw_affiliation_strings":["Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":"https://orcid.org/0009-0009-1821-8394","affiliations":[{"raw_affiliation_string":"Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039540933","display_name":"Qingwang Wang","orcid":"https://orcid.org/0000-0001-5820-5357"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingwang Wang","raw_affiliation_strings":["Faculty of Information Engineering and Automation and Yunnan Key Laboratory of Computer Technologies Application, Kunming University of Science and Technology, Kunming, China","Faculty of Information Engineering and Automation, Yunnan Key Laboratory of Computer Technologies Application, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":"https://orcid.org/0000-0001-5820-5357","affiliations":[{"raw_affiliation_string":"Faculty of Information Engineering and Automation and Yunnan Key Laboratory of Computer Technologies Application, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]},{"raw_affiliation_string":"Faculty of Information Engineering and Automation, Yunnan Key Laboratory of Computer Technologies Application, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088342796","display_name":"Bo\u2010Hui Tang","orcid":"https://orcid.org/0000-0002-1918-5346"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo-Hui Tang","raw_affiliation_strings":["Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":"https://orcid.org/0000-0002-1918-5346","affiliations":[{"raw_affiliation_string":"Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076101195","display_name":"Yabin Hu","orcid":"https://orcid.org/0000-0003-3826-3239"},"institutions":[{"id":"https://openalex.org/I211433327","display_name":"Ministry of Natural Resources","ror":"https://ror.org/02kxqx159","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I4210114556","display_name":"First Institute of Oceanography","ror":"https://ror.org/01y34t753","country_code":"CN","type":"facility","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210114556","https://openalex.org/I4210127390"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yabin Hu","raw_affiliation_strings":["Laboratory of Marine Physics and Remote Sensing, First Institute of Oceanography, Ministry of Natural Resources, Qingdao, China","First Institute of Oceanography, Laboratory of Marine Physics and Remote Sensing, Ministry of Natural Resources, Qingdao, China"],"raw_orcid":"https://orcid.org/0000-0003-3826-3239","affiliations":[{"raw_affiliation_string":"Laboratory of Marine Physics and Remote Sensing, First Institute of Oceanography, Ministry of Natural Resources, Qingdao, China","institution_ids":["https://openalex.org/I4210114556","https://openalex.org/I211433327"]},{"raw_affiliation_string":"First Institute of Oceanography, Laboratory of Marine Physics and Remote Sensing, Ministry of Natural Resources, Qingdao, China","institution_ids":["https://openalex.org/I4210114556","https://openalex.org/I211433327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109686266","display_name":"Lehao Huang","orcid":"https://orcid.org/0009-0008-4239-2088"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lehao Huang","raw_affiliation_strings":["Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":"https://orcid.org/0009-0008-4239-2088","affiliations":[{"raw_affiliation_string":"Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023461004","display_name":"Chenxi Liu","orcid":"https://orcid.org/0000-0002-3119-4536"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenxi Liu","raw_affiliation_strings":["Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":"https://orcid.org/0000-0002-3119-4536","affiliations":[{"raw_affiliation_string":"Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.42949825,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"63","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":0.7976999878883362,"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":0.7976999878883362,"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":0.09880000352859497,"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.07530000060796738,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/multispectral-image","display_name":"Multispectral image","score":0.8033999800682068},{"id":"https://openalex.org/keywords/hyperspectral-imaging","display_name":"Hyperspectral imaging","score":0.8014000058174133},{"id":"https://openalex.org/keywords/land-cover","display_name":"Land cover","score":0.5691999793052673},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.5026999711990356},{"id":"https://openalex.org/keywords/sensor-fusion","display_name":"Sensor fusion","score":0.42570000886917114},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.40880000591278076},{"id":"https://openalex.org/keywords/spectral-bands","display_name":"Spectral bands","score":0.3855000138282776},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.3571999967098236},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.3562000095844269}],"concepts":[{"id":"https://openalex.org/C173163844","wikidata":"https://www.wikidata.org/wiki/Q1761440","display_name":"Multispectral image","level":2,"score":0.8033999800682068},{"id":"https://openalex.org/C159078339","wikidata":"https://www.wikidata.org/wiki/Q959005","display_name":"Hyperspectral imaging","level":2,"score":0.8014000058174133},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7906000018119812},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7121999859809875},{"id":"https://openalex.org/C2780648208","wikidata":"https://www.wikidata.org/wiki/Q3001793","display_name":"Land cover","level":3,"score":0.5691999793052673},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5519000291824341},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.5026999711990356},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.42829999327659607},{"id":"https://openalex.org/C33954974","wikidata":"https://www.wikidata.org/wiki/Q486494","display_name":"Sensor fusion","level":2,"score":0.42570000886917114},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.40880000591278076},{"id":"https://openalex.org/C114700698","wikidata":"https://www.wikidata.org/wiki/Q2882278","display_name":"Spectral bands","level":2,"score":0.3855000138282776},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.3571999967098236},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.3562000095844269},{"id":"https://openalex.org/C69744172","wikidata":"https://www.wikidata.org/wiki/Q860822","display_name":"Image fusion","level":3,"score":0.3409000039100647},{"id":"https://openalex.org/C183365957","wikidata":"https://www.wikidata.org/wiki/Q17140402","display_name":"Remote sensing application","level":3,"score":0.3239000141620636},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.3138999938964844},{"id":"https://openalex.org/C104541649","wikidata":"https://www.wikidata.org/wiki/Q6935090","display_name":"Multispectral pattern recognition","level":3,"score":0.31189998984336853},{"id":"https://openalex.org/C159620131","wikidata":"https://www.wikidata.org/wiki/Q1938983","display_name":"Spatial analysis","level":2,"score":0.3050999939441681},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.296099990606308},{"id":"https://openalex.org/C78660771","wikidata":"https://www.wikidata.org/wiki/Q5508206","display_name":"Full spectral imaging","level":3,"score":0.2854999899864197},{"id":"https://openalex.org/C158525013","wikidata":"https://www.wikidata.org/wiki/Q2593739","display_name":"Fusion","level":2,"score":0.26570001244544983},{"id":"https://openalex.org/C2778102629","wikidata":"https://www.wikidata.org/wiki/Q725252","display_name":"Satellite imagery","level":2,"score":0.26190000772476196},{"id":"https://openalex.org/C81363708","wikidata":"https://www.wikidata.org/wiki/Q17084460","display_name":"Convolutional neural network","level":2,"score":0.26170000433921814},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.25540000200271606},{"id":"https://openalex.org/C176641082","wikidata":"https://www.wikidata.org/wiki/Q2446767","display_name":"Spectral signature","level":2,"score":0.2547999918460846}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2025.3635084","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3635084","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/G1411873291","display_name":null,"funder_award_id":"42561060","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2733794553","display_name":null,"funder_award_id":"KKZ3202421122","funder_id":"https://openalex.org/F4320318457","funder_display_name":"National Pingtung University of Science and Technology"}],"funders":[{"id":"https://openalex.org/F4320318457","display_name":"National Pingtung University of Science and Technology","ror":"https://ror.org/01y6ccj36"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W2133665775","https://openalex.org/W2520430674","https://openalex.org/W2766101120","https://openalex.org/W2776639132","https://openalex.org/W2901044172","https://openalex.org/W2945202593","https://openalex.org/W2963505747","https://openalex.org/W3014229798","https://openalex.org/W3035598238","https://openalex.org/W3036200672","https://openalex.org/W3164781827","https://openalex.org/W4224294196","https://openalex.org/W4303629092","https://openalex.org/W4312628443","https://openalex.org/W4316661112","https://openalex.org/W4317795271","https://openalex.org/W4320002835","https://openalex.org/W4362653064","https://openalex.org/W4380607281","https://openalex.org/W4385644809","https://openalex.org/W4389917259","https://openalex.org/W4395061052","https://openalex.org/W4399039444","https://openalex.org/W4399618753","https://openalex.org/W4399728165","https://openalex.org/W4401070681","https://openalex.org/W4401327089","https://openalex.org/W4401943624","https://openalex.org/W4402217952","https://openalex.org/W4403863621","https://openalex.org/W4405718036","https://openalex.org/W4406071192","https://openalex.org/W4406458078","https://openalex.org/W4406932560","https://openalex.org/W4407268259","https://openalex.org/W4407450437","https://openalex.org/W4407566426","https://openalex.org/W4410050224","https://openalex.org/W4412105550","https://openalex.org/W4412722518","https://openalex.org/W4413778024"],"related_works":[],"abstract_inverted_index":{"Hyperspectral":[0],"imagery":[1,52],"(HSI)":[2],"delivers":[3],"detailed":[4],"spectral":[5,106,160],"information":[6],"critical":[7],"for":[8],"remote":[9],"sensing":[10],"applications":[11],"such":[12],"as":[13,54,197],"high-accuracy":[14],"land":[15,188],"cover":[16,189],"classification,":[17],"quantitative":[18],"parameter":[19],"retrieval,":[20],"and":[21,84,108,139,148,154,183,208],"environmental":[22],"monitoring.":[23],"However,":[24],"satellite-borne":[25],"HSI":[26,40,49,203],"often":[27],"suffers":[28],"from":[29,50],"limited":[30],"spatial":[31,45],"resolution":[32],"owing":[33],"to":[34,58,87,118,151,159,177],"inherent":[35],"sensor":[36],"constraints,":[37],"whereas":[38],"airborne":[39],"is":[41,95],"constrained":[42],"by":[43],"restricted":[44],"coverage.":[46],"Reconstructing":[47],"high-resolution":[48],"multispectral":[51],"emerges":[53],"a":[55,72,124,140,198],"promising":[56],"strategy":[57],"address":[59],"these":[60],"challenges.":[61],"In":[62],"this":[63],"study,":[64],"we":[65],"propose":[66],"the":[67,96,211],"Frequency-Enhanced":[68],"Spatial-Spectral":[69],"Network":[70],"(FESSN),":[71],"computationally":[73],"efficient":[74],"architecture":[75],"that":[76,131,145],"innovatively":[77],"integrates":[78,133,146],"multi-domain":[79],"fusion":[80],"across":[81],"spatial,":[82],"spectral,":[83],"frequency":[85,99],"domains":[86],"achieve":[88],"superior":[89],"reconstruction":[90],"performance.":[91],"A":[92],"key":[93],"innovation":[94],"neural":[97],"network-driven":[98],"enhanced":[100],"modulation":[101],"(FEM),":[102],"which":[103],"adaptively":[104],"refines":[105],"amplitudes":[107],"phases":[109],"via":[110],"fast":[111],"Fourier":[112],"transform,":[113],"providing":[114],"interpretable,":[115],"parameter-efficient":[116],"enhancements":[117],"bridge":[119],"spatial-spectral":[120],"modeling":[121],"gaps.":[122],"Meanwhile,":[123],"Mamba-based":[125],"Multi-Scale":[126],"Spatial":[127],"Fusion":[128],"module":[129],"(MMSAF)":[130],"seamlessly":[132],"local":[134],"features":[135],"with":[136],"long-range":[137],"dependencies,":[138],"U-shaped":[141],"Spectral":[142],"Module":[143],"(USEM)":[144],"Mamba":[147],"attention":[149],"mechanisms":[150],"model":[152],"inter-group":[153],"intra-group":[155],"relationships,":[156],"while":[157],"adhering":[158],"sparsity":[161],"priors.":[162],"The":[163],"experimental":[164],"results":[165],"demonstrate":[166],"FESSN":[167,196],"outperforming":[168],"six":[169],"state-of-the-art":[170],"methods":[171],"in":[172,187,200],"metrics":[173],"like":[174],"RMSE":[175],"(up":[176],"5.31%":[178],"improvement),":[179],"PSNR,":[180],"SAM,":[181],"ERGAS,":[182],"SSIM.":[184],"Downstream":[185],"tasks":[186],"classification":[190],"further":[191,209],"validate":[192],"its":[193],"utility,":[194],"positioning":[195],"breakthrough":[199],"efficient,":[201],"high-fidelity":[202],"reconstruction.":[204],"To":[205],"facilitate":[206],"reproducibility":[207],"research,":[210],"code":[212],"will":[213],"be":[214],"publicly":[215],"available":[216],"at":[217],"https://github.com/KustAIRS/TGRS-FESSN.":[218]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-11-20T00:00:00"}