{"id":"https://openalex.org/W1598795462","doi":"https://doi.org/10.2312/egwr/egsr04/133-141","title":"An Irradiance Atlas for Global Illumination in Complex Production Scenes","display_name":"An Irradiance Atlas for Global Illumination in Complex Production Scenes","publication_year":2004,"publication_date":"2004-01-01","ids":{"openalex":"https://openalex.org/W1598795462","doi":"https://doi.org/10.2312/egwr/egsr04/133-141","mag":"1598795462"},"language":"en","primary_location":{"id":"doi:10.2312/egwr/egsr04/133-141","is_oa":true,"landing_page_url":"https://doi.org/10.2312/egwr/egsr04/133-141","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"type":"article","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.2312/egwr/egsr04/133-141","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027032502","display_name":"Per H. Christensen","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Christensen, Per H.","raw_affiliation_strings":["Pixar Animation Studios#TAB#"],"affiliations":[{"raw_affiliation_string":"Pixar Animation Studios#TAB#","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027058553","display_name":"Dana Batali","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Batali, Dana","raw_affiliation_strings":["Pixar Animation Studios#TAB#"],"affiliations":[{"raw_affiliation_string":"Pixar Animation Studios#TAB#","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5027032502"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":64,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"133","last_page":"141"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9991000294685364,"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/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/octree","display_name":"Octree","score":0.8665627837181091},{"id":"https://openalex.org/keywords/global-illumination","display_name":"Global illumination","score":0.8535202741622925},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7313258647918701},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6407508850097656},{"id":"https://openalex.org/keywords/atlas","display_name":"Atlas (anatomy)","score":0.6373870372772217},{"id":"https://openalex.org/keywords/ray-tracing","display_name":"Ray tracing (physics)","score":0.6284263134002686},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.602131724357605},{"id":"https://openalex.org/keywords/irradiance","display_name":"Irradiance","score":0.5924690365791321},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5907558798789978},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5343821048736572},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.5161893963813782},{"id":"https://openalex.org/keywords/path-tracing","display_name":"Path tracing","score":0.49633198976516724},{"id":"https://openalex.org/keywords/shading","display_name":"Shading","score":0.44694918394088745},{"id":"https://openalex.org/keywords/voxel","display_name":"Voxel","score":0.42936816811561584},{"id":"https://openalex.org/keywords/tracing","display_name":"Tracing","score":0.4144912362098694},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.19979164004325867},{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.16364622116088867},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.145982027053833},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07510784268379211}],"concepts":[{"id":"https://openalex.org/C141297171","wikidata":"https://www.wikidata.org/wiki/Q1143237","display_name":"Octree","level":2,"score":0.8665627837181091},{"id":"https://openalex.org/C89720835","wikidata":"https://www.wikidata.org/wiki/Q1531701","display_name":"Global illumination","level":3,"score":0.8535202741622925},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7313258647918701},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6407508850097656},{"id":"https://openalex.org/C2776673561","wikidata":"https://www.wikidata.org/wiki/Q655357","display_name":"Atlas (anatomy)","level":2,"score":0.6373870372772217},{"id":"https://openalex.org/C121483023","wikidata":"https://www.wikidata.org/wiki/Q7298343","display_name":"Ray tracing (physics)","level":2,"score":0.6284263134002686},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.602131724357605},{"id":"https://openalex.org/C46423501","wikidata":"https://www.wikidata.org/wiki/Q830654","display_name":"Irradiance","level":2,"score":0.5924690365791321},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5907558798789978},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5343821048736572},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.5161893963813782},{"id":"https://openalex.org/C110541219","wikidata":"https://www.wikidata.org/wiki/Q72948","display_name":"Path tracing","level":3,"score":0.49633198976516724},{"id":"https://openalex.org/C177515723","wikidata":"https://www.wikidata.org/wiki/Q1191981","display_name":"Shading","level":2,"score":0.44694918394088745},{"id":"https://openalex.org/C54170458","wikidata":"https://www.wikidata.org/wiki/Q663554","display_name":"Voxel","level":2,"score":0.42936816811561584},{"id":"https://openalex.org/C138673069","wikidata":"https://www.wikidata.org/wiki/Q322229","display_name":"Tracing","level":2,"score":0.4144912362098694},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.19979164004325867},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.16364622116088867},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.145982027053833},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07510784268379211},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.2312/egwr/egsr04/133-141","is_oa":true,"landing_page_url":"https://doi.org/10.2312/egwr/egsr04/133-141","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"},{"id":"mag:1598795462","is_oa":false,"landing_page_url":"https://dblp.uni-trier.de/db/conf/rt/rt2004.html#ChristensenB04","pdf_url":null,"source":{"id":"https://openalex.org/S4306418299","display_name":"Eurographics Symposium on Rendering Techniques","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":"Eurographics Symposium on Rendering Techniques","raw_type":null}],"best_oa_location":{"id":"doi:10.2312/egwr/egsr04/133-141","is_oa":true,"landing_page_url":"https://doi.org/10.2312/egwr/egsr04/133-141","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.6700000166893005}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W24727508","https://openalex.org/W61872365","https://openalex.org/W1489049996","https://openalex.org/W1491519382","https://openalex.org/W1507930944","https://openalex.org/W1535835519","https://openalex.org/W1781099918","https://openalex.org/W1829077561","https://openalex.org/W1966832848","https://openalex.org/W2010589269","https://openalex.org/W2023322507","https://openalex.org/W2067540766","https://openalex.org/W2071553886","https://openalex.org/W2097177823","https://openalex.org/W2100087065","https://openalex.org/W2104814486","https://openalex.org/W2115373434","https://openalex.org/W2121367920","https://openalex.org/W2129112679","https://openalex.org/W2135314751","https://openalex.org/W2150266006","https://openalex.org/W2155328339","https://openalex.org/W2158037930","https://openalex.org/W2158802539","https://openalex.org/W2166442092","https://openalex.org/W2248428916","https://openalex.org/W2295329974","https://openalex.org/W2337890259"],"related_works":["https://openalex.org/W2138624212","https://openalex.org/W1535835519","https://openalex.org/W2104814486","https://openalex.org/W2153577057","https://openalex.org/W2115373434","https://openalex.org/W2071553886","https://openalex.org/W1564611446","https://openalex.org/W2166442092","https://openalex.org/W2337890259","https://openalex.org/W2155328339","https://openalex.org/W2008693968","https://openalex.org/W2912424718","https://openalex.org/W2129055063","https://openalex.org/W2067540766","https://openalex.org/W1983599709","https://openalex.org/W1974568352","https://openalex.org/W1534875171","https://openalex.org/W2033102965","https://openalex.org/W1982661771","https://openalex.org/W190660021"],"abstract_inverted_index":{"We":[0,94],"introduce":[1],"a":[2,20,63,99],"tiled":[3],"3D":[4],"MIP":[5],"map":[6],"representation":[7,13,38],"of":[8,29,56,70,98],"global":[9,71,108],"illumination":[10,72,109],"data.":[11],"The":[12,37,77],"is":[14,39,62],"an":[15,96],"adaptive,":[16],"sparse":[17,34],"octree":[18,24],"with":[19,33,46,82,107],"\"brick\"":[21],"at":[22],"each":[23,26],"node;":[25],"brick":[27],"consists":[28],"8":[30],"<sup>3</sup>":[31],"voxels":[32],"irradiance":[35],"values.":[36],"designed":[40],"to":[41],"enable":[42],"efficient":[43,66],"caching.":[44],"Combined":[45],"photon":[47],"tracing":[48,55],"and":[49,67,87],"recent":[50],"advances":[51],"in":[52,73,92],"distribution":[53],"ray":[54],"very":[57,74],"complex":[58,75],"scenes,":[59],"the":[60],"result":[61],"method":[64,78],"for":[65],"flexible":[68],"computation":[69],"scenes.":[76],"can":[79],"handle":[80],"scenes":[81],"many":[83],"more":[84],"textures,":[85],"geometry,":[86],"photons":[88],"than":[89],"could":[90],"fit":[91],"memory.":[93],"show":[95],"example":[97],"CG":[100],"movie":[101],"scene":[102],"that":[103],"has":[104],"been":[105],"retrofitted":[106],"shading":[110],"using":[111],"our":[112],"method.":[113]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}