{"id":"https://openalex.org/W4322576732","doi":"https://doi.org/10.1109/lgrs.2023.3249902","title":"FloU-Net: An Optical Flow Network for Multimodal Self-Supervised Image Registration","display_name":"FloU-Net: An Optical Flow Network for Multimodal Self-Supervised Image Registration","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4322576732","doi":"https://doi.org/10.1109/lgrs.2023.3249902"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2023.3249902","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2023.3249902","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","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/A5046727438","display_name":"Damian Iba\u00f1ez","orcid":"https://orcid.org/0000-0002-3252-1252"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Damian Iba\u00f1ez","raw_affiliation_strings":["Institute of New Imaging Technologies, University Jaume I, Castellón de la Plana, Spain"],"raw_orcid":"https://orcid.org/0000-0002-3252-1252","affiliations":[{"raw_affiliation_string":"Institute of New Imaging Technologies, University Jaume I, Castellón de la Plana, Spain","institution_ids":["https://openalex.org/I10902133"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086443350","display_name":"Rub\u00e9n Fern\u00e1ndez-Beltr\u00e1n","orcid":"https://orcid.org/0000-0003-1374-8416"},"institutions":[{"id":"https://openalex.org/I80180929","display_name":"Universidad de Murcia","ror":"https://ror.org/03p3aeb86","country_code":"ES","type":"education","lineage":["https://openalex.org/I80180929"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Ruben Fernandez-Beltran","raw_affiliation_strings":["Department of Computer Science and Systems, University of Murcia, Murcia, Spain"],"raw_orcid":"https://orcid.org/0000-0003-1374-8416","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Systems, University of Murcia, Murcia, Spain","institution_ids":["https://openalex.org/I80180929"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025400834","display_name":"Filiberto Pla","orcid":"https://orcid.org/0000-0003-0054-3489"},"institutions":[{"id":"https://openalex.org/I10902133","display_name":"Universitat Jaume I","ror":"https://ror.org/02ws1xc11","country_code":"ES","type":"education","lineage":["https://openalex.org/I10902133"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Filiberto Pla","raw_affiliation_strings":["Institute of New Imaging Technologies, University Jaume I, Castellón de la Plana, Spain"],"raw_orcid":"https://orcid.org/0000-0003-0054-3489","affiliations":[{"raw_affiliation_string":"Institute of New Imaging Technologies, University Jaume I, Castellón de la Plana, Spain","institution_ids":["https://openalex.org/I10902133"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.9704,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.72854375,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"20","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9976000189781189,"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"}},"topics":[{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9976000189781189,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9973999857902527,"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/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/computer-science","display_name":"Computer science","score":0.8205834627151489},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7295769453048706},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6062990427017212},{"id":"https://openalex.org/keywords/image-registration","display_name":"Image registration","score":0.5929868221282959},{"id":"https://openalex.org/keywords/optical-flow","display_name":"Optical flow","score":0.5682625770568848},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.5516138076782227},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.4313443899154663},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.42721375823020935},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.38575536012649536}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8205834627151489},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7295769453048706},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6062990427017212},{"id":"https://openalex.org/C166704113","wikidata":"https://www.wikidata.org/wiki/Q861092","display_name":"Image registration","level":3,"score":0.5929868221282959},{"id":"https://openalex.org/C155542232","wikidata":"https://www.wikidata.org/wiki/Q736111","display_name":"Optical flow","level":3,"score":0.5682625770568848},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.5516138076782227},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.4313443899154663},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.42721375823020935},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.38575536012649536}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lgrs.2023.3249902","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2023.3249902","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","raw_type":"journal-article"},{"id":"pmh:oai:repositori.uji.es:10234/202545","is_oa":false,"landing_page_url":"http://hdl.handle.net/10234/202545","pdf_url":null,"source":{"id":"https://openalex.org/S4306400303","display_name":"Repositori UJI (Universitat Jaume I)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I10902133","host_organization_name":"Universitat Jaume I","host_organization_lineage":["https://openalex.org/I10902133"],"host_organization_lineage_names":[],"type":"repository"},"license":"public-domain","license_id":"https://openalex.org/licenses/public-domain","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3867402221","display_name":null,"funder_award_id":"PID2021-128794OB-I00","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G6259645235","display_name":null,"funder_award_id":"ACIF/2021/215","funder_id":"https://openalex.org/F4320321864","funder_display_name":"Generalitat Valenciana"}],"funders":[{"id":"https://openalex.org/F4320321864","display_name":"Generalitat Valenciana","ror":"https://ror.org/0097mvx21"},{"id":"https://openalex.org/F4320322930","display_name":"Ministerio de Ciencia e Innovaci\u00f3n","ror":"https://ror.org/034900433"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1581573489","https://openalex.org/W2007582554","https://openalex.org/W2009619252","https://openalex.org/W2056435747","https://openalex.org/W2126635242","https://openalex.org/W2133287637","https://openalex.org/W2147555557","https://openalex.org/W2161001197","https://openalex.org/W2401246392","https://openalex.org/W2460810756","https://openalex.org/W2559871160","https://openalex.org/W2610254470","https://openalex.org/W2787740020","https://openalex.org/W2847088336","https://openalex.org/W2902163209","https://openalex.org/W3085099989","https://openalex.org/W3098269293","https://openalex.org/W4226336958","https://openalex.org/W6618372016"],"related_works":["https://openalex.org/W4386083130","https://openalex.org/W2117442182","https://openalex.org/W3111737715","https://openalex.org/W2069571255","https://openalex.org/W3125517176","https://openalex.org/W2023355163","https://openalex.org/W2081707527","https://openalex.org/W4367623556","https://openalex.org/W1975907365","https://openalex.org/W4385998088"],"abstract_inverted_index":{"Image":[0],"registration":[1,42,75,130,186],"is":[2,13,95,139,187,226],"an":[3,110],"essential":[4],"task":[5],"in":[6,53,123,161],"image":[7,41,61,74,185],"processing,":[8],"where":[9],"the":[10,47,78,129,154,178,188,204,235,240],"final":[11],"objective":[12],"to":[14,82,97,114,168,191],"geometrically":[15],"align":[16],"two":[17],"or":[18,29],"more":[19],"images.":[20],"In":[21,38,151],"remote":[22],"sensing,":[23],"this":[24,64,66,152],"process":[25],"allows":[26],"comparing,":[27],"fusing,":[28],"analyzing":[30],"data,":[31],"especially":[32],"when":[33,46],"multimodal":[34,40,121],"images":[35,48,122,216],"are":[36,144,247],"used.":[37],"addition,":[39],"becomes":[43],"fairly":[44],"challenging":[45],"have":[49],"a":[50,69,106,124,165],"significant":[51],"difference":[52],"scale":[54],"and":[55,104,134,245],"resolution,":[56],"together":[57],"with":[58,207],"local":[59,118],"small":[60,117],"deformations.":[62],"For":[63,127],"purpose,":[65],"letter":[67],"presents":[68],"novel":[70],"optical":[71,137,215],"flow":[72],"(OF)-based":[73],"network,":[76],"named":[77],"FloU-Net,":[79],"which":[80],"tries":[81],"further":[83],"exploit":[84],"intersensor":[85],"synergies":[86],"by":[87],"means":[88],"of":[89,120,158,177,220],"deep":[90],"learning.":[91],"The":[92,224,243],"proposed":[93,205,236],"method":[94],"able":[96],"extract":[98],"spatial":[99,156],"information":[100],"from":[101,217],"resolution":[102,157],"differences":[103,147],"through":[105,228],"U-Net":[107],"backbone":[108],"generate":[109],"OF":[111],"field":[112],"estimation":[113],"accurately":[115],"register":[116],"deformations":[119],"self-supervised":[125],"fashion.":[126],"instance,":[128],"between":[131],"Sentinel-2":[132],"(S2)":[133],"Sentinel-3":[135],"(S3)":[136],"data":[138,163,194],"not":[140],"trivial,":[141],"as":[142,173,175],"there":[143],"considerable":[145],"spectral\u2013spatial":[146],"among":[148],"their":[149],"sensors.":[150],"case,":[153],"higher":[155,193],"S2":[159,162],"results":[160],"being":[164],"convenient":[166],"reference":[167],"spatially":[169],"improve":[170],"S3":[171],"products,":[172],"well":[174],"those":[176],"forthcoming":[179],"Fluorescence":[180],"Explorer":[181],"(FLEX)":[182],"mission,":[183],"since":[184],"initial":[189],"requirement":[190],"obtain":[192],"processing":[195],"level":[196],"products.":[197],"To":[198],"validate":[199],"our":[200],"method,":[201],"we":[202],"compare":[203],"FloU-Net":[206,237],"other":[208],"state-of-the-art":[209],"techniques":[210],"using":[211],"21":[212],"coupled":[213],"S2/S3":[214],"different":[218,229],"locations":[219],"interest":[221],"across":[222],"Europe.":[223],"comparison":[225],"performed":[227],"performance":[230],"measures.":[231],"Results":[232],"show":[233],"that":[234],"can":[238],"outperform":[239],"compared":[241],"methods.":[242],"code":[244],"dataset":[246],"available":[248],"inhttps://github.com/ibanezfd/FloU-Net.":[249]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2025-10-10T00:00:00"}