{"id":"https://openalex.org/W2037003494","doi":"https://doi.org/10.1145/2461912.2461980","title":"Path-space manipulation of physically-based light transport","display_name":"Path-space manipulation of physically-based light transport","publication_year":2013,"publication_date":"2013-07-16","ids":{"openalex":"https://openalex.org/W2037003494","doi":"https://doi.org/10.1145/2461912.2461980","mag":"2037003494"},"language":"en","primary_location":{"id":"doi:10.1145/2461912.2461980","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2461912.2461980","pdf_url":null,"source":{"id":"https://openalex.org/S185367456","display_name":"ACM Transactions on Graphics","issn_l":"0730-0301","issn":["0730-0301","1557-7368"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Graphics","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/A5047815224","display_name":"Thorsten\u2010Walther Schmidt","orcid":null},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Thorsten-Walther Schmidt","raw_affiliation_strings":["Karlsruhe Institute of Technology","Karlsruhe Institute of technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Karlsruhe Institute of technology","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050969104","display_name":"Jan Nov\u00e1k","orcid":"https://orcid.org/0000-0002-8320-9584"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Jan Nov\u00e1k","raw_affiliation_strings":["Karlsruhe Institute of Technology","Karlsruhe Institute of technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Karlsruhe Institute of technology","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001696561","display_name":"Johannes Meng","orcid":null},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Johannes Meng","raw_affiliation_strings":["Karlsruhe Institute of Technology","Karlsruhe Institute of technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Karlsruhe Institute of technology","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014125476","display_name":"Anton Kaplanyan","orcid":"https://orcid.org/0000-0002-8376-6719"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Anton S. Kaplanyan","raw_affiliation_strings":["Karlsruhe Institute of Technology","Karlsruhe Institute of technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Karlsruhe Institute of technology","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079163824","display_name":"Tim Reiner","orcid":null},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Tim Reiner","raw_affiliation_strings":["Karlsruhe Institute of Technology","Karlsruhe Institute of technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Karlsruhe Institute of technology","institution_ids":["https://openalex.org/I102335020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053824527","display_name":"Derek Nowrouzezahrai","orcid":"https://orcid.org/0000-0002-4279-1774"},"institutions":[{"id":"https://openalex.org/I70931966","display_name":"Universit\u00e9 de Montr\u00e9al","ror":"https://ror.org/0161xgx34","country_code":"CA","type":"education","lineage":["https://openalex.org/I70931966"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Derek Nowrouzezahrai","raw_affiliation_strings":["Universit\u00e9 de Montr\u00e9al","UNIVERSITE DE MONTREAL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e9 de Montr\u00e9al","institution_ids":["https://openalex.org/I70931966"]},{"raw_affiliation_string":"UNIVERSITE DE MONTREAL","institution_ids":["https://openalex.org/I70931966"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026357260","display_name":"Carsten Dachsbacher","orcid":"https://orcid.org/0000-0003-4690-3574"},"institutions":[{"id":"https://openalex.org/I102335020","display_name":"Karlsruhe Institute of Technology","ror":"https://ror.org/04t3en479","country_code":"DE","type":"education","lineage":["https://openalex.org/I102335020","https://openalex.org/I1305996414"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Carsten Dachsbacher","raw_affiliation_strings":["Karlsruhe Institute of Technology","Karlsruhe Institute of technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Karlsruhe Institute of Technology","institution_ids":["https://openalex.org/I102335020"]},{"raw_affiliation_string":"Karlsruhe Institute of technology","institution_ids":["https://openalex.org/I102335020"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.3213,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.96751189,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"32","issue":"4","first_page":"1","last_page":"11"},"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":0.9997000098228455,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9962000250816345,"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/rendering","display_name":"Rendering (computer graphics)","score":0.8065145611763},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7414878010749817},{"id":"https://openalex.org/keywords/sketch","display_name":"Sketch","score":0.6850461959838867},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.6596119999885559},{"id":"https://openalex.org/keywords/global-illumination","display_name":"Global illumination","score":0.5816198587417603},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.41949188709259033},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3472026586532593},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1779051423072815}],"concepts":[{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.8065145611763},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7414878010749817},{"id":"https://openalex.org/C2779231336","wikidata":"https://www.wikidata.org/wiki/Q7534724","display_name":"Sketch","level":2,"score":0.6850461959838867},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.6596119999885559},{"id":"https://openalex.org/C89720835","wikidata":"https://www.wikidata.org/wiki/Q1531701","display_name":"Global illumination","level":3,"score":0.5816198587417603},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.41949188709259033},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3472026586532593},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1779051423072815}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2461912.2461980","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2461912.2461980","pdf_url":null,"source":{"id":"https://openalex.org/S185367456","display_name":"ACM Transactions on Graphics","issn_l":"0730-0301","issn":["0730-0301","1557-7368"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Graphics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6200000047683716,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G2821069263","display_name":null,"funder_award_id":"DA 1200/1-1","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"}],"funders":[{"id":"https://openalex.org/F4320307102","display_name":"Intel Corporation","ror":"https://ror.org/01ek73717"},{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W174441044","https://openalex.org/W190660021","https://openalex.org/W1797096580","https://openalex.org/W1977213188","https://openalex.org/W1979874500","https://openalex.org/W1983599709","https://openalex.org/W1984679905","https://openalex.org/W1992375721","https://openalex.org/W2001992657","https://openalex.org/W2008693968","https://openalex.org/W2023000332","https://openalex.org/W2033792687","https://openalex.org/W2034793115","https://openalex.org/W2039580453","https://openalex.org/W2055893387","https://openalex.org/W2075071474","https://openalex.org/W2094199382","https://openalex.org/W2097485365","https://openalex.org/W2117088188","https://openalex.org/W2119420847","https://openalex.org/W2128402570","https://openalex.org/W2129250973","https://openalex.org/W2130252728","https://openalex.org/W2142380402","https://openalex.org/W2153577057","https://openalex.org/W2241361016","https://openalex.org/W3137641362","https://openalex.org/W3146629143","https://openalex.org/W4237611908","https://openalex.org/W4237796884"],"related_works":["https://openalex.org/W2176457742","https://openalex.org/W2397912953","https://openalex.org/W2124439461","https://openalex.org/W2099004500","https://openalex.org/W291250033","https://openalex.org/W4388994528","https://openalex.org/W2035757446","https://openalex.org/W2077708435","https://openalex.org/W3137044537","https://openalex.org/W4376115546"],"abstract_inverted_index":{"Industry-quality":[0],"content":[1],"creation":[2],"relies":[3],"on":[4,60,121,141],"tools":[5,32],"for":[6],"lighting":[7],"artists":[8,105,132],"to":[9,75,112,137],"quickly":[10,20],"prototype,":[11],"iterate,":[12],"and":[13,47,71,84,88,94,108,114,118,124,144],"refine":[14],"final":[15],"renders.":[16],"As":[17],"industry-leading":[18],"studios":[19],"adopt":[21],"physically-based":[22],"rendering":[23,65],"(PBR)":[24],"across":[25],"their":[26],"art":[27],"generation":[28],"pipelines,":[29],"many":[30],"existing":[31],"have":[33],"become":[34],"unsuitable":[35],"as":[36,80],"they":[37],"address":[38],"only":[39],"simple":[40],"effects":[41,78,111],"without":[42],"considering":[43],"underlying":[44],"PBR":[45],"concepts":[46],"constraints.":[48],"We":[49,67,116,130],"present":[50],"a":[51,100],"novel":[52],"light":[53],"transport":[54,128],"manipulation":[55,73],"technique":[56],"that":[57],"operates":[58],"directly":[59],"path-space":[61],"solutions":[62],"of":[63],"the":[64,122,126],"equation.":[66],"expose":[68],"intuitive":[69],"direct":[70],"indirect":[72,86],"approaches":[74],"edit":[76],"complex":[77,139],"such":[79],"(multi-refracted)":[81],"caustics,":[82],"diffuse":[83],"glossy":[85],"bounces,":[87],"direct/indirect":[89],"shadows.":[90],"With":[91],"our":[92,135],"sketch-":[93],"object-space":[95],"selection,":[96],"all":[97],"built":[98],"atop":[99],"parameterized":[101],"regular":[102],"expression":[103],"engine,":[104],"can":[106],"search":[107],"isolate":[109],"shading":[110],"inspect":[113],"edit.":[115],"classify":[117],"filter":[119],"paths":[120],"fly":[123],"visualize":[125],"selected":[127],"phenomena.":[129],"survey":[131],"who":[133],"used":[134],"tool":[136],"manipulate":[138],"phenomena":[140],"both":[142],"static":[143],"animated":[145],"scenes.":[146]},"counts_by_year":[{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}