{"id":"https://openalex.org/W2136530870","doi":"https://doi.org/10.1109/icip.2005.1530304","title":"The joint illumination and motion space of video sequences","display_name":"The joint illumination and motion space of video sequences","publication_year":2005,"publication_date":"2005-01-01","ids":{"openalex":"https://openalex.org/W2136530870","doi":"https://doi.org/10.1109/icip.2005.1530304","mag":"2136530870"},"language":"en","primary_location":{"id":"doi:10.1109/icip.2005.1530304","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2005.1530304","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Conference on Image Processing 2005","raw_type":"proceedings-article"},"type":"conference-paper","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/A5078046085","display_name":"Yilei Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I103635307","display_name":"University of California, Riverside","ror":"https://ror.org/03nawhv43","country_code":"US","type":"education","lineage":["https://openalex.org/I103635307"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yilei Xu","raw_affiliation_strings":["Department of Electrical Engineering, University of California, Riverside, CA, USA","Dept. of Electr. Eng., California Univ., Riverside, CA, USA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of California, Riverside, CA, USA","institution_ids":["https://openalex.org/I103635307"]},{"raw_affiliation_string":"Dept. of Electr. Eng., California Univ., Riverside, CA, USA#TAB#","institution_ids":["https://openalex.org/I103635307"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004732580","display_name":"Amit K. Roy\u2013Chowdhury","orcid":"https://orcid.org/0000-0001-6690-9725"},"institutions":[{"id":"https://openalex.org/I103635307","display_name":"University of California, Riverside","ror":"https://ror.org/03nawhv43","country_code":"US","type":"education","lineage":["https://openalex.org/I103635307"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A.K. Roy-Chowdhury","raw_affiliation_strings":["Department of Electrical Engineering, University of California, Riverside, CA, USA","Dept. of Electr. Eng., California Univ., Riverside, CA, USA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of California, Riverside, CA, USA","institution_ids":["https://openalex.org/I103635307"]},{"raw_affiliation_string":"Dept. of Electr. Eng., California Univ., Riverside, CA, USA#TAB#","institution_ids":["https://openalex.org/I103635307"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I103635307"],"apc_list":null,"apc_paid":null,"fwci":1.0259,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.77592753,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"II","last_page":"1310"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9937000274658203,"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":0.9937000274658203,"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/T11666","display_name":"Color Science and Applications","score":0.9794999957084656,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9732000231742859,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/subspace-topology","display_name":"Subspace topology","score":0.7622077465057373},{"id":"https://openalex.org/keywords/bilinear-interpolation","display_name":"Bilinear interpolation","score":0.7219176292419434},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7054297924041748},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6197695136070251},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.6147292256355286},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.5817331075668335},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.5556638836860657},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5210323333740234},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4740866422653198},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.37049293518066406}],"concepts":[{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.7622077465057373},{"id":"https://openalex.org/C205203396","wikidata":"https://www.wikidata.org/wiki/Q612143","display_name":"Bilinear interpolation","level":2,"score":0.7219176292419434},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7054297924041748},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6197695136070251},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.6147292256355286},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.5817331075668335},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.5556638836860657},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5210323333740234},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4740866422653198},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.37049293518066406},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icip.2005.1530304","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2005.1530304","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Conference on Image Processing 2005","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1555614281","https://openalex.org/W1578285471","https://openalex.org/W1680583314","https://openalex.org/W2033819227","https://openalex.org/W2079877940","https://openalex.org/W2138127543","https://openalex.org/W2165916500","https://openalex.org/W2751023760","https://openalex.org/W3021282624","https://openalex.org/W6633386976"],"related_works":["https://openalex.org/W2165589608","https://openalex.org/W3093557575","https://openalex.org/W2354231916","https://openalex.org/W3182767856","https://openalex.org/W2162140574","https://openalex.org/W1980381208","https://openalex.org/W2354073393","https://openalex.org/W2361009070","https://openalex.org/W2121457398","https://openalex.org/W4205448459"],"abstract_inverted_index":{"It":[0],"has":[1],"been":[2],"proved":[3],"that":[4,37],"the":[5,38,78,93,104,111,115,118],"set":[6,39],"of":[7,40,45,65,83,89,120,140,147],"all":[8,41],"Lambertian":[9,42],"reflectance":[10,43,94],"functions":[11,44],"obtained":[12],"with":[13,144],"arbitrarily":[14,54],"distant":[15,55],"light":[16,56],"sources":[17],"lies":[18,58],"close":[19,59],"to":[20,32,60,136],"a":[21,46,61,121,128,141],"9D":[22],"linear":[23],"subspace.":[24,106],"We":[25,35,132],"extend":[26],"this":[27],"result":[28,74],"from":[29],"still":[30],"images":[31,95],"video":[33,138],"sequences.":[34],"show":[36],"moving":[47,122],"object":[48,85],"at":[49,86,96],"any":[50],"position,":[51],"illuminated":[52],"by":[53],"sources,":[57],"bilinear":[62,105],"subspace":[63],"consisting":[64],"nine":[66],"illumination":[67,116,150],"variables":[68],"and":[69,80,149],"six":[70],"motion":[71,148],"variables.":[72],"This":[73,107],"implies":[75],"that,":[76,113],"when":[77],"position":[79],"3D":[81,142],"model":[82],"an":[84],"one":[87],"instance":[88],"time":[90,98,130],"is":[91,108],"known,":[92],"future":[97],"instances":[99],"can":[100],"be":[101],"estimated":[102],"using":[103],"based":[109],"on":[110],"fact":[112],"given":[114],"direction,":[117],"image":[119],"surface":[123],"cannot":[124],"change":[125],"suddenly":[126],"over":[127],"short":[129],"period.":[131],"apply":[133],"our":[134],"theory":[135],"synthesize":[137],"sequences":[139],"face":[143],"various":[145],"combinations":[146],"directions.":[151]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
