{"id":"https://openalex.org/W4311136112","doi":"https://doi.org/10.1145/3550469.3555381","title":"Unbiased Caustics Rendering Guided by Representative Specular Paths","display_name":"Unbiased Caustics Rendering Guided by Representative Specular Paths","publication_year":2022,"publication_date":"2022-11-29","ids":{"openalex":"https://openalex.org/W4311136112","doi":"https://doi.org/10.1145/3550469.3555381"},"language":"en","primary_location":{"id":"doi:10.1145/3550469.3555381","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3550469.3555381","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIGGRAPH Asia 2022 Conference Papers","raw_type":"proceedings-article"},"type":"preprint","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/A5109592644","display_name":"He Li","orcid":null},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"He Li","raw_affiliation_strings":["Shandong University, China"],"affiliations":[{"raw_affiliation_string":"Shandong University, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100335557","display_name":"Beibei Wang","orcid":"https://orcid.org/0000-0001-8943-8364"},"institutions":[{"id":"https://openalex.org/I205237279","display_name":"Nankai University","ror":"https://ror.org/01y1kjr75","country_code":"CN","type":"education","lineage":["https://openalex.org/I205237279"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Beibei Wang","raw_affiliation_strings":["Nankai University, China"],"affiliations":[{"raw_affiliation_string":"Nankai University, China","institution_ids":["https://openalex.org/I205237279"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071157944","display_name":"Changhe Tu","orcid":null},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Changhe Tu","raw_affiliation_strings":["Shandong University, China"],"affiliations":[{"raw_affiliation_string":"Shandong University, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029335824","display_name":"Kun Xu","orcid":"https://orcid.org/0000-0002-2671-4170"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kun Xu","raw_affiliation_strings":["Tsinghua Univeristy, China","Tsinghua University [Beijing]"],"affiliations":[{"raw_affiliation_string":"Tsinghua Univeristy, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"Tsinghua University [Beijing]","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042725809","display_name":"Nicolas Holzschuch","orcid":"https://orcid.org/0000-0002-5673-6960"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"funder","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I106785703","display_name":"Institut polytechnique de Grenoble","ror":"https://ror.org/05sbt2524","country_code":"FR","type":"education","lineage":["https://openalex.org/I106785703","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I899635006","display_name":"Universit\u00e9 Grenoble Alpes","ror":"https://ror.org/02rx3b187","country_code":"FR","type":"education","lineage":["https://openalex.org/I899635006"]},{"id":"https://openalex.org/I4210101348","display_name":"Centre Inria de l'Universit\u00e9 Grenoble Alpes","ror":"https://ror.org/00n8d6z93","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1326498283","https://openalex.org/I4210101348"]},{"id":"https://openalex.org/I4210149092","display_name":"Laboratoire Jean Kuntzmann","ror":"https://ror.org/04ett5b41","country_code":"FR","type":"facility","lineage":["https://openalex.org/I106785703","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I4210149092","https://openalex.org/I899635006","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I4210099593","display_name":"Computer Algorithms for Medicine","ror":"https://ror.org/00zky6d38","country_code":"AT","type":"facility","lineage":["https://openalex.org/I4210099593"]}],"countries":["AT","FR"],"is_corresponding":false,"raw_author_name":"Nicolas Holzschuch","raw_affiliation_strings":["University Grenoble Alpes, Inria, CNRS, Grenoble INP, LJK, France","Models and Algorithms for Visualization and Rendering"],"affiliations":[{"raw_affiliation_string":"University Grenoble Alpes, Inria, CNRS, Grenoble INP, LJK, France","institution_ids":["https://openalex.org/I106785703","https://openalex.org/I4210149092","https://openalex.org/I4210101348","https://openalex.org/I899635006","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Models and Algorithms for Visualization and Rendering","institution_ids":["https://openalex.org/I4210099593"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100756588","display_name":"Ling\u2010Qi Yan","orcid":"https://orcid.org/0000-0002-9379-094X"},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ling-Qi Yan","raw_affiliation_strings":["University of California, Santa Barbara, United States of America"],"affiliations":[{"raw_affiliation_string":"University of California, Santa Barbara, United States of America","institution_ids":["https://openalex.org/I154570441"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5109592644"],"corresponding_institution_ids":["https://openalex.org/I154099455"],"apc_list":null,"apc_paid":null,"fwci":3.2713,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.95000912,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"8"},"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":0.996399998664856,"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/rendering","display_name":"Rendering (computer graphics)","score":0.8384487628936768},{"id":"https://openalex.org/keywords/path-tracing","display_name":"Path tracing","score":0.833226203918457},{"id":"https://openalex.org/keywords/specular-highlight","display_name":"Specular highlight","score":0.7739840149879456},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7352163195610046},{"id":"https://openalex.org/keywords/ray-tracing","display_name":"Ray tracing (physics)","score":0.6917034387588501},{"id":"https://openalex.org/keywords/specular-reflection","display_name":"Specular reflection","score":0.627327561378479},{"id":"https://openalex.org/keywords/global-illumination","display_name":"Global illumination","score":0.6259332895278931},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.5416643023490906},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5177068710327148},{"id":"https://openalex.org/keywords/caustic","display_name":"Caustic (mathematics)","score":0.4698162376880646},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4685685932636261},{"id":"https://openalex.org/keywords/distributed-ray-tracing","display_name":"Distributed ray tracing","score":0.4365631639957428},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics","score":0.41520261764526367},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2080586552619934},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1569032073020935},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.1238991916179657},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09970194101333618}],"concepts":[{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.8384487628936768},{"id":"https://openalex.org/C110541219","wikidata":"https://www.wikidata.org/wiki/Q72948","display_name":"Path tracing","level":3,"score":0.833226203918457},{"id":"https://openalex.org/C50045419","wikidata":"https://www.wikidata.org/wiki/Q7575328","display_name":"Specular highlight","level":3,"score":0.7739840149879456},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7352163195610046},{"id":"https://openalex.org/C121483023","wikidata":"https://www.wikidata.org/wiki/Q7298343","display_name":"Ray tracing (physics)","level":2,"score":0.6917034387588501},{"id":"https://openalex.org/C118381688","wikidata":"https://www.wikidata.org/wiki/Q1079524","display_name":"Specular reflection","level":2,"score":0.627327561378479},{"id":"https://openalex.org/C89720835","wikidata":"https://www.wikidata.org/wiki/Q1531701","display_name":"Global illumination","level":3,"score":0.6259332895278931},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.5416643023490906},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5177068710327148},{"id":"https://openalex.org/C2779567845","wikidata":"https://www.wikidata.org/wiki/Q3492725","display_name":"Caustic (mathematics)","level":2,"score":0.4698162376880646},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4685685932636261},{"id":"https://openalex.org/C82744980","wikidata":"https://www.wikidata.org/wiki/Q951513","display_name":"Distributed ray tracing","level":3,"score":0.4365631639957428},{"id":"https://openalex.org/C77660652","wikidata":"https://www.wikidata.org/wiki/Q150971","display_name":"Computer graphics","level":2,"score":0.41520261764526367},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2080586552619934},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1569032073020935},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.1238991916179657},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09970194101333618}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3550469.3555381","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3550469.3555381","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIGGRAPH Asia 2022 Conference Papers","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-03938179v1","is_oa":false,"landing_page_url":"https://inria.hal.science/hal-03938179","pdf_url":null,"source":{"id":"https://openalex.org/S4406922461","display_name":"SPIRE - Sciences Po Institutional REpository","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":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ASIA 2022 - 15th ACM SIGGRAPH Conference and Exhibition on Computer Graphics and Interactive Techniques in Asia, Dec 2022, Daegu, South Korea. pp.1-8, ⟨10.1145/3550469.3555381⟩","raw_type":"Conference papers"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5699999928474426,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G1238894209","display_name":null,"funder_award_id":"62172220, 62072284","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1613038574","https://openalex.org/W1966671941","https://openalex.org/W2024913359","https://openalex.org/W2038630728","https://openalex.org/W2054725989","https://openalex.org/W2058810187","https://openalex.org/W2087006022","https://openalex.org/W2094199382","https://openalex.org/W2731574721","https://openalex.org/W2903493756","https://openalex.org/W2988847939","https://openalex.org/W2998201239","https://openalex.org/W3048517894","https://openalex.org/W3095362571","https://openalex.org/W3108103428","https://openalex.org/W3109170828","https://openalex.org/W3110265079"],"related_works":["https://openalex.org/W655645366","https://openalex.org/W4252587038","https://openalex.org/W1513303533","https://openalex.org/W2049092004","https://openalex.org/W2011674708","https://openalex.org/W2048462208","https://openalex.org/W2291009136","https://openalex.org/W2010282034","https://openalex.org/W1980536927","https://openalex.org/W4387725614"],"abstract_inverted_index":{"Caustics":[0],"are":[1,63],"interesting":[2],"patterns":[3],"caused":[4],"by":[5],"the":[6,35,69,117],"light":[7,70,160],"being":[8],"focused":[9,29],"when":[10,49],"reflecting":[11],"off":[12],"glossy":[13],"materials.":[14],"Rendering":[15],"them":[16,103],"in":[17,60],"computer":[18],"graphics":[19],"is":[20,43],"still":[21,64],"challenging:":[22],"they":[23],"correspond":[24],"to":[25,39,66,74,87,115],"high":[26],"luminous":[27],"intensity":[28],"over":[30],"a":[31,75,82,105,162],"small":[32,41],"area.":[33],"Finding":[34],"paths":[36,71,114,150],"that":[37,72],"contribute":[38,73],"this":[40,78,127],"area":[42],"difficult,":[44],"and":[45,121,137,155,161],"even":[46],"more":[47],"difficult":[48],"using":[50,104,147],"camera-based":[51],"path":[52,61,84,123],"tracing":[53],"instead":[54],"of":[55,91,107,159,164],"bidirectional":[56],"approaches.":[57],"Recent":[58],"improvements":[59],"guiding":[62,85],"unable":[65],"compute":[67],"efficiently":[68],"caustic.":[76],"In":[77],"paper,":[79],"we":[80],"present":[81],"novel":[83],"approach":[86,94,128],"enable":[88],"reliable":[89],"rendering":[90],"caustics.":[92],"Our":[93,144],"relies":[95],"on":[96],"computing":[97],"representative":[98],"specular":[99,149],"paths,":[100],"then":[101],"extending":[102],"chain":[106],"spherical":[108],"Gaussians.":[109],"We":[110,125],"use":[111],"these":[112],"extended":[113,148],"estimate":[116],"incident":[118],"radiance":[119],"distribution":[120],"guide":[122],"tracing.":[124],"combine":[126],"with":[129],"several":[130],"practical":[131],"strategies,":[132],"such":[133],"as":[134],"spatial":[135],"reusing":[136],"parallax-aware":[138],"representation":[139],"for":[140],"arbitrarily":[141],"curved":[142],"reflectors.":[143],"path-guided":[145],"algorithm":[146],"outperforms":[151],"current":[152],"state-of-the-art":[153],"methods":[154],"handles":[156],"multiple":[157],"bounces":[158],"variety":[163],"scenes.":[165]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":4}],"updated_date":"2026-03-14T08:43:22.919905","created_date":"2025-10-10T00:00:00"}