{"id":"https://openalex.org/W4312657911","doi":"https://doi.org/10.1109/tmm.2022.3219671","title":"Learning a Compact Spatial-Angular Representation for Light Field","display_name":"Learning a Compact Spatial-Angular Representation for Light Field","publication_year":2022,"publication_date":"2022-11-09","ids":{"openalex":"https://openalex.org/W4312657911","doi":"https://doi.org/10.1109/tmm.2022.3219671"},"language":"en","primary_location":{"id":"doi:10.1109/tmm.2022.3219671","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2022.3219671","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"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 Multimedia","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/A5004587298","display_name":"Yangfan Sun","orcid":"https://orcid.org/0000-0001-6735-6069"},"institutions":[{"id":"https://openalex.org/I75421653","display_name":"University of Missouri\u2013Kansas City","ror":"https://ror.org/01w0d5g70","country_code":"US","type":"education","lineage":["https://openalex.org/I75421653"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Yangfan Sun","raw_affiliation_strings":["University Department of Computer Science and Electrical Engineering, University of Missouri, Kansas City, MO, USA"],"affiliations":[{"raw_affiliation_string":"University Department of Computer Science and Electrical Engineering, University of Missouri, Kansas City, MO, USA","institution_ids":["https://openalex.org/I75421653"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100361230","display_name":"Li Li","orcid":"https://orcid.org/0000-0002-7163-6263"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Li","raw_affiliation_strings":["CAS Key Laboratory of Technology in Geo-Spatial Information Processing and Application System, University of Science and Technology of China, Hefei, China"],"affiliations":[{"raw_affiliation_string":"CAS Key Laboratory of Technology in Geo-Spatial Information Processing and Application System, University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100380625","display_name":"Zhu Li","orcid":"https://orcid.org/0000-0002-8246-177X"},"institutions":[{"id":"https://openalex.org/I75421653","display_name":"University of Missouri\u2013Kansas City","ror":"https://ror.org/01w0d5g70","country_code":"US","type":"education","lineage":["https://openalex.org/I75421653"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhu Li","raw_affiliation_strings":["University Department of Computer Science and Electrical Engineering, University of Missouri, Kansas City, MO, USA"],"affiliations":[{"raw_affiliation_string":"University Department of Computer Science and Electrical Engineering, University of Missouri, Kansas City, MO, USA","institution_ids":["https://openalex.org/I75421653"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064048281","display_name":"Shizheng Wang","orcid":null},"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/I4210119392","display_name":"Institute of Microelectronics","ror":"https://ror.org/02s6gs133","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210119392"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shizheng Wang","raw_affiliation_strings":["Institute of Microelectronics, Chinese Academy of Sciences, Beijing, China","Chinese Academy of Sciences R&D Center for Internet of Things, Wuxi, China"],"affiliations":[{"raw_affiliation_string":"Institute of Microelectronics, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210119392","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Chinese Academy of Sciences R&D Center for Internet of Things, Wuxi, China","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100449791","display_name":"Shan Liu","orcid":"https://orcid.org/0000-0003-1847-8769"},"institutions":[{"id":"https://openalex.org/I70745867","display_name":"KLA (United States)","ror":"https://ror.org/02rqhpa98","country_code":"US","type":"company","lineage":["https://openalex.org/I70745867"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shan Liu","raw_affiliation_strings":["Tencent, Palo Alto, CA, USA"],"affiliations":[{"raw_affiliation_string":"Tencent, Palo Alto, CA, USA","institution_ids":["https://openalex.org/I70745867"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100447691","display_name":"Ge Li","orcid":"https://orcid.org/0000-0003-0140-0949"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ge Li","raw_affiliation_strings":["School of Electronic and Computer Engineering, Peking University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Computer Engineering, Peking University, Shenzhen, China","institution_ids":["https://openalex.org/I20231570"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5004587298"],"corresponding_institution_ids":["https://openalex.org/I75421653"],"apc_list":null,"apc_paid":null,"fwci":0.1019,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.41323556,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"25","issue":null,"first_page":"7262","last_page":"7273"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9998999834060669,"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":0.9998999834060669,"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9990000128746033,"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/T11019","display_name":"Image Enhancement Techniques","score":0.9952999949455261,"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/computer-science","display_name":"Computer science","score":0.8374452590942383},{"id":"https://openalex.org/keywords/upsampling","display_name":"Upsampling","score":0.6980664134025574},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.68040931224823},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6803563833236694},{"id":"https://openalex.org/keywords/light-field","display_name":"Light field","score":0.625541090965271},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.4781123995780945},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.4548138380050659},{"id":"https://openalex.org/keywords/subpixel-rendering","display_name":"Subpixel rendering","score":0.4183596968650818},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.41526004672050476},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1770372986793518},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.15772899985313416}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8374452590942383},{"id":"https://openalex.org/C110384440","wikidata":"https://www.wikidata.org/wiki/Q1143270","display_name":"Upsampling","level":3,"score":0.6980664134025574},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.68040931224823},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6803563833236694},{"id":"https://openalex.org/C48983235","wikidata":"https://www.wikidata.org/wiki/Q593161","display_name":"Light field","level":2,"score":0.625541090965271},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.4781123995780945},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.4548138380050659},{"id":"https://openalex.org/C68516990","wikidata":"https://www.wikidata.org/wiki/Q452912","display_name":"Subpixel rendering","level":3,"score":0.4183596968650818},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.41526004672050476},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1770372986793518},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.15772899985313416}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tmm.2022.3219671","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2022.3219671","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"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 Multimedia","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7200000286102295,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G3574590582","display_name":null,"funder_award_id":"1747751","funder_id":"https://openalex.org/F4320335353","funder_display_name":"National Science Foundation of Sri Lanka"},{"id":"https://openalex.org/G5112544657","display_name":null,"funder_award_id":"2148382","funder_id":"https://openalex.org/F4320335353","funder_display_name":"National Science Foundation of Sri Lanka"}],"funders":[{"id":"https://openalex.org/F4320335353","display_name":"National Science Foundation of Sri Lanka","ror":"https://ror.org/010xaa060"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":61,"referenced_works":["https://openalex.org/W1995875735","https://openalex.org/W2007165614","https://openalex.org/W2042687553","https://openalex.org/W2063366997","https://openalex.org/W2064586097","https://openalex.org/W2102498100","https://openalex.org/W2105557003","https://openalex.org/W2128268941","https://openalex.org/W2134792226","https://openalex.org/W2146395539","https://openalex.org/W2150007820","https://openalex.org/W2152818797","https://openalex.org/W2168790157","https://openalex.org/W2177862070","https://openalex.org/W2194775991","https://openalex.org/W2239879258","https://openalex.org/W2345834824","https://openalex.org/W2397264065","https://openalex.org/W2474600496","https://openalex.org/W2476548250","https://openalex.org/W2551052086","https://openalex.org/W2572840108","https://openalex.org/W2591697814","https://openalex.org/W2601564443","https://openalex.org/W2612645170","https://openalex.org/W2732597826","https://openalex.org/W2744570394","https://openalex.org/W2800554784","https://openalex.org/W2886692902","https://openalex.org/W2891158090","https://openalex.org/W2894234546","https://openalex.org/W2897552070","https://openalex.org/W2903622424","https://openalex.org/W2947690922","https://openalex.org/W2949240210","https://openalex.org/W2949362021","https://openalex.org/W2952050360","https://openalex.org/W2963372104","https://openalex.org/W2967806312","https://openalex.org/W2968577646","https://openalex.org/W2978725006","https://openalex.org/W2979618460","https://openalex.org/W2998657805","https://openalex.org/W2998715827","https://openalex.org/W3001701558","https://openalex.org/W3005426304","https://openalex.org/W3011008323","https://openalex.org/W3035271082","https://openalex.org/W3038678488","https://openalex.org/W3098172517","https://openalex.org/W3098668600","https://openalex.org/W3101690711","https://openalex.org/W3107032263","https://openalex.org/W3110151525","https://openalex.org/W3111051040","https://openalex.org/W3114697101","https://openalex.org/W3156836704","https://openalex.org/W3175527165","https://openalex.org/W4246212770","https://openalex.org/W6704184719","https://openalex.org/W6803376173"],"related_works":["https://openalex.org/W1617446767","https://openalex.org/W2058758794","https://openalex.org/W1528553968","https://openalex.org/W2106435901","https://openalex.org/W1991429770","https://openalex.org/W2130623725","https://openalex.org/W3092417912","https://openalex.org/W2048225904","https://openalex.org/W1971218353","https://openalex.org/W2063406554"],"abstract_inverted_index":{"The":[0,82,166],"recent":[1],"emergence":[2],"of":[3,27,131,148,188],"light":[4,61,181],"field":[5,182],"technology":[6],"has":[7,17,211],"led":[8],"to":[9,30,59,98,139,202],"new":[10],"opportunities":[11],"for":[12,20],"immersive":[13],"visual":[14],"communication":[15],"that":[16,175],"a":[18,31,46,74,86,100,129,161,172,198,204,220],"need":[19],"high":[21],"spatial":[22,177],"and":[23,36,48,89,113,125,143,193],"angular":[24],"resolution,":[25],"both":[26],"which":[28],"contribute":[29],"large":[32],"image":[33],"storage":[34],"footprint":[35],"high-latency":[37],"transmission.":[38],"Task-driven":[39],"downsampling":[40,77],"methods":[41],"have":[42,49],"been":[43],"proposed":[44],"as":[45],"solution,":[47],"shown":[50,212],"improvements":[51],"in":[52,65,92,96],"single-image":[53],"restoration.":[54],"However,":[55],"they":[56,154],"are":[57,155],"inevitable":[58],"disregard":[60],"field's":[62],"intrinsic":[63,150],"properties":[64],"the":[66,80,121],"corresponding":[67],"tasks.":[68],"In":[69,105,207],"this":[70],"paper,":[71],"we":[72],"propose":[73],"light-field-specific":[75],"task-driven":[76],"framework,":[78],"called":[79],"LFCrNet.":[81],"LFCrNet":[83],"operates":[84],"on":[85,215],"learning-based":[87,199],"decreasing":[88],"increasing":[90],"resolution":[91],"an":[93],"end-to-end":[94],"manner":[95],"order":[97],"utilize":[99],"cross-view":[101],"asymmetric":[102],"sampling":[103],"technique.":[104],"detail,":[106],"it":[107],"separates":[108],"raw":[109],"data":[110],"into":[111,157,171],"disparity":[112,141],"non-disparity":[114,167],"patterns":[115],"by":[116,219],"measuring":[117],"pixel-wise":[118],"residuals":[119],"between":[120],"sub-aperture":[122],"central":[123],"view":[124],"auxiliary":[126],"views.":[127,183],"Then,":[128],"chain":[130],"3-D":[132,162],"deformable":[133,163],"residual":[134],"blocks":[135],"(DRBs)":[136],"is":[137,169,186],"used":[138],"extract":[140],"features":[142,146],"manage":[144],"these":[145],"regard":[147],"their":[149],"property":[151],"individually.":[152],"Afterwards,":[153],"compacted":[156],"spatio-angular":[158],"domains":[159],"through":[160],"downsampler":[164],"(3-DDS).":[165],"information":[168],"integrated":[170],"separate":[173],"pipeline":[174],"leverages":[176],"similarity":[178],"across":[179],"multiple":[180,216],"This":[184],"technique":[185],"capable":[187],"preserving":[189],"specific":[190],"occlusion":[191],"components,":[192],"subsequently,":[194],"restoring":[195],"them":[196],"using":[197],"upscaling":[200],"method":[201,210],"generate":[203],"high-quality":[205],"reconstruction.":[206],"general,":[208],"our":[209],"superior":[213],"performance":[214],"open-source":[217],"datasets":[218],"significant":[221],"margin.":[222]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}