{"id":"https://openalex.org/W2127137728","doi":"https://doi.org/10.1109/iccv.2009.5459418","title":"Radiometric compensation using stratified inverses","display_name":"Radiometric compensation using stratified inverses","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2127137728","doi":"https://doi.org/10.1109/iccv.2009.5459418","mag":"2127137728"},"language":"en","primary_location":{"id":"doi:10.1109/iccv.2009.5459418","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccv.2009.5459418","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 12th International Conference on Computer Vision","raw_type":"proceedings-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/A5002069408","display_name":"Tian-Tsong Ng","orcid":"https://orcid.org/0000-0002-6713-2310"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Tian-Tsong Ng","raw_affiliation_strings":["Institute for Infocomm Research, Singapore","Inst. for Infocomm Res., Singapore"],"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Inst. for Infocomm Res., Singapore","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085704280","display_name":"Ramanpreet Singh Pahwa","orcid":"https://orcid.org/0000-0001-5613-0515"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Ramanpreet S Pahwa","raw_affiliation_strings":["Institute for Infocomm Research, Singapore","Inst. for Infocomm Res., Singapore"],"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Inst. for Infocomm Res., Singapore","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037262988","display_name":"Jiamin Bai","orcid":"https://orcid.org/0009-0005-1377-8860"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Jiamin Bai","raw_affiliation_strings":["Institute for Infocomm Research, Singapore","Inst. for Infocomm Res., Singapore"],"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Inst. for Infocomm Res., Singapore","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030858163","display_name":"Tony Q. S. Quek","orcid":"https://orcid.org/0000-0002-4037-3149"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Tony Q S Quek","raw_affiliation_strings":["Institute for Infocomm Research, Singapore","Inst. for Infocomm Res., Singapore"],"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Inst. for Infocomm Res., Singapore","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021311434","display_name":"Kar-Han Tan","orcid":"https://orcid.org/0000-0001-9294-2932"},"institutions":[{"id":"https://openalex.org/I1324840837","display_name":"Hewlett-Packard (United States)","ror":"https://ror.org/059rn9488","country_code":"US","type":"company","lineage":["https://openalex.org/I1324840837"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kar-Han Tan","raw_affiliation_strings":["HP Laboratories, Palo Alto, USA","HP Labs, Palo Alto, US"],"affiliations":[{"raw_affiliation_string":"HP Laboratories, Palo Alto, USA","institution_ids":["https://openalex.org/I1324840837"]},{"raw_affiliation_string":"HP Labs, Palo Alto, US","institution_ids":["https://openalex.org/I1324840837"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5002069408"],"corresponding_institution_ids":["https://openalex.org/I3005327000"],"apc_list":null,"apc_paid":null,"fwci":1.9684,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.88160966,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1889","last_page":"1894"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10638","display_name":"Optical measurement and interference techniques","score":0.9997000098228455,"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/T10638","display_name":"Optical measurement and interference techniques","score":0.9997000098228455,"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9994000196456909,"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":0.9994000196456909,"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/inverse","display_name":"Inverse","score":0.6875300407409668},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6130343079566956},{"id":"https://openalex.org/keywords/inversion","display_name":"Inversion (geology)","score":0.5222631096839905},{"id":"https://openalex.org/keywords/projector","display_name":"Projector","score":0.5027475357055664},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.454633891582489},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4543120861053467},{"id":"https://openalex.org/keywords/inverse-problem","display_name":"Inverse problem","score":0.4267909526824951},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.41770702600479126},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3671371042728424},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3632107079029083},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2767321467399597},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.15354332327842712},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.11785569787025452}],"concepts":[{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.6875300407409668},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6130343079566956},{"id":"https://openalex.org/C1893757","wikidata":"https://www.wikidata.org/wiki/Q3653001","display_name":"Inversion (geology)","level":3,"score":0.5222631096839905},{"id":"https://openalex.org/C2776865275","wikidata":"https://www.wikidata.org/wiki/Q311666","display_name":"Projector","level":2,"score":0.5027475357055664},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.454633891582489},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4543120861053467},{"id":"https://openalex.org/C135252773","wikidata":"https://www.wikidata.org/wiki/Q1567213","display_name":"Inverse problem","level":2,"score":0.4267909526824951},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.41770702600479126},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3671371042728424},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3632107079029083},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2767321467399597},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.15354332327842712},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.11785569787025452},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/iccv.2009.5459418","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccv.2009.5459418","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 12th International Conference on Computer Vision","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.157.5203","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.157.5203","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://vision.ai.uiuc.edu/~tankh/view_projection_ICCV09.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.614.3129","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.614.3129","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www1.i2r.a-star.edu.sg/~ttng/papers/ng_iccv09.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2100704389","https://openalex.org/W2111886617","https://openalex.org/W2121676191","https://openalex.org/W2152792096","https://openalex.org/W2162259018","https://openalex.org/W2252950979","https://openalex.org/W2293384263","https://openalex.org/W2294099857","https://openalex.org/W4245056251","https://openalex.org/W6683799526","https://openalex.org/W6697195034"],"related_works":["https://openalex.org/W2366989203","https://openalex.org/W2013995543","https://openalex.org/W2800812882","https://openalex.org/W2547954852","https://openalex.org/W3198360760","https://openalex.org/W2388454722","https://openalex.org/W3012121929","https://openalex.org/W1970213222","https://openalex.org/W2331917905","https://openalex.org/W3155039083"],"abstract_inverted_index":{"Through":[0],"radiometric":[1,154],"compensation,":[2,155],"a":[3,8,12,28,124,131,164],"projector-camera":[4],"system":[5],"can":[6,18,114,140,185],"project":[7],"desired":[9],"image":[10],"onto":[11],"non-flat":[13],"and":[14,38,62,95,174,184],"non-white":[15],"surface.":[16],"This":[17],"be":[19,115],"achieved":[20],"by":[21,74,118],"computing":[22,54],"the":[23,40,55,100,120,135,143,150,156,169],"inverse":[24,56,136,145,160],"light":[25,31,57,121,128,137,146,161],"transport":[26,32,58,122,129,147,162],"of":[27,42,82,123,158,167,178],"scene.":[29,125],"A":[30],"matrix":[33,59,72,180],"is":[34,60,103,182],"in":[35,89,134],"general":[36,183],"large":[37],"on":[39],"order":[41],"10":[43,48],"<sup":[44,49],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[45,50],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">6</sup>":[46,51],"\u00d7":[47],"elements.":[52],"Therefore,":[53],"computationally":[61],"memory":[63],"intensive.":[64],"Two":[65],"prior":[66],"methods":[67],"were":[68],"proposed":[69],"to":[70,97,149],"simplify":[71],"inversion":[73,181],"ignoring":[75],"scene":[76,87,112],"inter-reflection":[77,88,113],"between":[78,171],"individual":[79],"or":[80],"clusters":[81],"camera":[83],"pixels.":[84],"However,":[85],"compromising":[86],"spatial":[90,93],"domain":[91],"introduces":[92],"artifacts":[94],"how":[96,111],"systematically":[98,116],"adjust":[99],"compensation":[101],"quality":[102],"not":[104],"obvious.":[105],"In":[106],"this":[107],"work,":[108],"we":[109],"show":[110,141],"approximated":[117],"stratifying":[119],"The":[126,176],"stratified":[127,144,159,179],"enables":[130],"similar":[132],"stratification":[133],"transport.":[138],"We":[139],"that":[142,192],"converges":[148],"true":[151],"inverse.":[152],"For":[153],"set":[157],"provides":[163],"systematic":[165],"way":[166],"quantifying":[168],"tradeoff":[170],"computational":[172],"efficiency":[173],"accuracy.":[175],"framework":[177],"have":[186],"other":[187],"applications,":[188],"especially":[189],"for":[190],"applications":[191],"involve":[193],"large-size":[194],"sparse":[195],"matrices.":[196]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
