{"id":"https://openalex.org/W2023030403","doi":"https://doi.org/10.1145/1321261.1321290","title":"Eigentransport for efficient and accurate all-frequency relighting","display_name":"Eigentransport for efficient and accurate all-frequency relighting","publication_year":2007,"publication_date":"2007-12-01","ids":{"openalex":"https://openalex.org/W2023030403","doi":"https://doi.org/10.1145/1321261.1321290","mag":"2023030403"},"language":"en","primary_location":{"id":"doi:10.1145/1321261.1321290","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1321261.1321290","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 5th international conference on Computer graphics and interactive techniques in Australia and Southeast Asia","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/A5053824527","display_name":"Derek Nowrouzezahrai","orcid":"https://orcid.org/0000-0002-4279-1774"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Derek Nowrouzezahrai","raw_affiliation_strings":["University of Toronto"],"affiliations":[{"raw_affiliation_string":"University of Toronto","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075993095","display_name":"Patricio Simari","orcid":null},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Patricio Simari","raw_affiliation_strings":["University of Toronto"],"affiliations":[{"raw_affiliation_string":"University of Toronto","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003312344","display_name":"Evangelos Kalogerakis","orcid":"https://orcid.org/0000-0002-5867-5735"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Evangelos Kalogerakis","raw_affiliation_strings":["University of Toronto"],"affiliations":[{"raw_affiliation_string":"University of Toronto","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065764540","display_name":"Eugene Fiume","orcid":"https://orcid.org/0000-0001-5939-7055"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Eugene Fiume","raw_affiliation_strings":["University of Toronto"],"affiliations":[{"raw_affiliation_string":"University of Toronto","institution_ids":["https://openalex.org/I185261750"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5053824527"],"corresponding_institution_ids":["https://openalex.org/I185261750"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.09981544,"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":"163","last_page":"169"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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":0.9993000030517578,"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":0.9980000257492065,"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":0.7108564972877502},{"id":"https://openalex.org/keywords/spherical-harmonics","display_name":"Spherical harmonics","score":0.6600350141525269},{"id":"https://openalex.org/keywords/radiance","display_name":"Radiance","score":0.6227120757102966},{"id":"https://openalex.org/keywords/vertex","display_name":"Vertex (graph theory)","score":0.5684579014778137},{"id":"https://openalex.org/keywords/basis","display_name":"Basis (linear algebra)","score":0.4518088102340698},{"id":"https://openalex.org/keywords/wavelet","display_name":"Wavelet","score":0.4234168231487274},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.373914897441864},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.35436391830444336},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33386558294296265},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1750222146511078},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.16459313035011292},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.14832288026809692},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.14562079310417175},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1255427598953247}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7108564972877502},{"id":"https://openalex.org/C3768446","wikidata":"https://www.wikidata.org/wiki/Q877100","display_name":"Spherical harmonics","level":2,"score":0.6600350141525269},{"id":"https://openalex.org/C23690007","wikidata":"https://www.wikidata.org/wiki/Q1411145","display_name":"Radiance","level":2,"score":0.6227120757102966},{"id":"https://openalex.org/C80899671","wikidata":"https://www.wikidata.org/wiki/Q1304193","display_name":"Vertex (graph theory)","level":3,"score":0.5684579014778137},{"id":"https://openalex.org/C12426560","wikidata":"https://www.wikidata.org/wiki/Q189569","display_name":"Basis (linear algebra)","level":2,"score":0.4518088102340698},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.4234168231487274},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.373914897441864},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.35436391830444336},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33386558294296265},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1750222146511078},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.16459313035011292},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.14832288026809692},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.14562079310417175},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1255427598953247},{"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/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1321261.1321290","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1321261.1321290","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 5th international conference on Computer graphics and interactive techniques in Australia and Southeast Asia","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6200000047683716,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320322675","display_name":"Mitacs","ror":"https://ror.org/00cjrc276"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1538225255","https://openalex.org/W1972960220","https://openalex.org/W1975809426","https://openalex.org/W1977116206","https://openalex.org/W1987972213","https://openalex.org/W2004117080","https://openalex.org/W2017273781","https://openalex.org/W2025531312","https://openalex.org/W2026173400","https://openalex.org/W2027509884","https://openalex.org/W2036750154","https://openalex.org/W2103004774","https://openalex.org/W2105649179","https://openalex.org/W2106598309","https://openalex.org/W2111999986","https://openalex.org/W2113268027","https://openalex.org/W2159371275","https://openalex.org/W2164369380","https://openalex.org/W3005817654","https://openalex.org/W4238651787","https://openalex.org/W4248966399","https://openalex.org/W4254723357"],"related_works":["https://openalex.org/W2896728493","https://openalex.org/W2392142157","https://openalex.org/W2043512367","https://openalex.org/W4321518006","https://openalex.org/W2331836163","https://openalex.org/W2024462231","https://openalex.org/W1994657804","https://openalex.org/W2005276308","https://openalex.org/W1970182911","https://openalex.org/W2347721387"],"abstract_inverted_index":{"We":[0,66],"present":[1,83],"a":[2,6,84,96],"method":[3],"for":[4,9,50],"creating":[5],"geometry-dependent":[7],"basis":[8],"diffuse":[10],"precomputed":[11],"radiance":[12],"transfer.":[13],"Unlike":[14],"previous":[15],"PRT":[16],"bases,":[17,39],"ours":[18],"is":[19,101],"derived":[20],"from":[21,73],"Principal":[22],"Component":[23],"Analysis":[24],"of":[25,53,91],"the":[26,42,92,104],"sampled":[27],"transport":[28],"functions":[29],"at":[30],"each":[31],"vertex,":[32],"without":[33],"relying":[34],"on":[35,103],"pre-projections":[36],"to":[37,69],"secondary":[38],"such":[40],"as":[41],"Spherical":[43],"Harmonics":[44],"or":[45],"Haar":[46],"wavelets.":[47],"It":[48],"allows":[49],"efficient":[51,87],"evaluation":[52],"shading,":[54],"has":[55],"low":[56],"memory":[57],"requirements":[58],"and":[59,76,82,86,100],"produces":[60],"accurate":[61],"results":[62],"with":[63],"few":[64],"coefficients.":[65],"are":[67],"able":[68],"capture":[70],"all-frequency":[71],"effects":[72],"both":[74],"distant":[75],"near-field":[77],"dynamic":[78],"lighting":[79],"in":[80],"real-time":[81],"simple":[85],"rotation":[88],"scheme.":[89],"Reconstruction":[90],"final":[93],"shading":[94],"becomes":[95],"low-order":[97],"dot":[98],"product":[99],"performed":[102],"GPU.":[105]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}