{"id":"https://openalex.org/W2988430103","doi":"https://doi.org/10.1145/3355088.3365149","title":"Flexible Ray Traversal with an Extended Programming Model","display_name":"Flexible Ray Traversal with an Extended Programming Model","publication_year":2019,"publication_date":"2019-11-15","ids":{"openalex":"https://openalex.org/W2988430103","doi":"https://doi.org/10.1145/3355088.3365149","mag":"2988430103"},"language":"en","primary_location":{"id":"doi:10.1145/3355088.3365149","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3355088.3365149","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIGGRAPH Asia 2019 Technical Briefs","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/A5102290640","display_name":"Won-Jong Lee","orcid":null},"institutions":[{"id":"https://openalex.org/I1343180700","display_name":"Intel (United States)","ror":"https://ror.org/01ek73717","country_code":"US","type":"company","lineage":["https://openalex.org/I1343180700"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Won-Jong Lee","raw_affiliation_strings":["INTEL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"INTEL, USA","institution_ids":["https://openalex.org/I1343180700"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009787157","display_name":"G\u00e1bor Liktor","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gabor Liktor","raw_affiliation_strings":["INTEL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"INTEL","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054664575","display_name":"K. Vaidyanathan","orcid":"https://orcid.org/0000-0001-8125-1183"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Karthik Vaidyanathan","raw_affiliation_strings":["INTEL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"INTEL","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.3787,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.85768398,"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":"17","last_page":"20"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9965999722480774,"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"}},{"id":"https://openalex.org/T11245","display_name":"Advanced Numerical Analysis Techniques","score":0.9911999702453613,"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/tree-traversal","display_name":"Tree traversal","score":0.8723738193511963},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8034751415252686},{"id":"https://openalex.org/keywords/shader","display_name":"Shader","score":0.7421221137046814},{"id":"https://openalex.org/keywords/ray-tracing","display_name":"Ray tracing (physics)","score":0.709752082824707},{"id":"https://openalex.org/keywords/memory-footprint","display_name":"Memory footprint","score":0.6174033880233765},{"id":"https://openalex.org/keywords/tracing","display_name":"Tracing","score":0.4577873945236206},{"id":"https://openalex.org/keywords/hardware-acceleration","display_name":"Hardware acceleration","score":0.44073817133903503},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.3539518713951111},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.30867624282836914},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.26153790950775146},{"id":"https://openalex.org/keywords/graphics","display_name":"Graphics","score":0.20800715684890747},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.16605019569396973}],"concepts":[{"id":"https://openalex.org/C140745168","wikidata":"https://www.wikidata.org/wiki/Q1210082","display_name":"Tree traversal","level":2,"score":0.8723738193511963},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8034751415252686},{"id":"https://openalex.org/C177681979","wikidata":"https://www.wikidata.org/wiki/Q633182","display_name":"Shader","level":3,"score":0.7421221137046814},{"id":"https://openalex.org/C121483023","wikidata":"https://www.wikidata.org/wiki/Q7298343","display_name":"Ray tracing (physics)","level":2,"score":0.709752082824707},{"id":"https://openalex.org/C74912251","wikidata":"https://www.wikidata.org/wiki/Q6815727","display_name":"Memory footprint","level":2,"score":0.6174033880233765},{"id":"https://openalex.org/C138673069","wikidata":"https://www.wikidata.org/wiki/Q322229","display_name":"Tracing","level":2,"score":0.4577873945236206},{"id":"https://openalex.org/C13164978","wikidata":"https://www.wikidata.org/wiki/Q600158","display_name":"Hardware acceleration","level":3,"score":0.44073817133903503},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.3539518713951111},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.30867624282836914},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.26153790950775146},{"id":"https://openalex.org/C21442007","wikidata":"https://www.wikidata.org/wiki/Q1027879","display_name":"Graphics","level":2,"score":0.20800715684890747},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.16605019569396973},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3355088.3365149","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3355088.3365149","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIGGRAPH Asia 2019 Technical Briefs","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W2005010120","https://openalex.org/W2012892204","https://openalex.org/W2020210067","https://openalex.org/W2030798836","https://openalex.org/W2050513283","https://openalex.org/W2082211440","https://openalex.org/W2134611578","https://openalex.org/W2141474391","https://openalex.org/W2166442092","https://openalex.org/W2461384540","https://openalex.org/W2737879863","https://openalex.org/W2885656008","https://openalex.org/W2913844511","https://openalex.org/W2967331175"],"related_works":["https://openalex.org/W2136735429","https://openalex.org/W170547082","https://openalex.org/W4210947554","https://openalex.org/W2143798049","https://openalex.org/W4386771857","https://openalex.org/W1989120073","https://openalex.org/W2479348112","https://openalex.org/W2587876411","https://openalex.org/W2103210990","https://openalex.org/W4246198637"],"abstract_inverted_index":{"The":[0],"availability":[1],"of":[2,17,32,46,80,111],"hardware-accelerated":[3],"ray":[4,18,34,64,112],"tracing":[5,19,65,113],"in":[6,20,118],"GPUs":[7],"and":[8,29,98,108],"standardized":[9],"APIs":[10,24],"has":[11],"led":[12],"to":[13,38],"a":[14,42],"rapid":[15],"adoption":[16],"games.":[21],"While":[22],"these":[23],"allow":[25],"programmable":[26,70],"surface":[27],"shading":[28],"intersections,":[30],"most":[31],"the":[33,44,73,106],"traversal":[35,74],"is":[36,51],"assumed":[37],"be":[39],"fixed-function.":[40],"As":[41],"result,":[43],"implementation":[45],"per-instance":[47],"Level-of-Detail":[48],"(LOD)":[49],"techniques":[50],"very":[52],"limited.":[53],"In":[54],"this":[55,86],"paper,":[56],"we":[57,89],"propose":[58],"an":[59,68],"extended":[60],"programming":[61,87],"model":[62],"for":[63,83],"which":[66],"includes":[67],"additional":[69],"stage":[71],"called":[72],"shader":[75],"that":[76,102],"enables":[77],"procedural":[78,95],"selection":[79,101],"acceleration":[81],"structures":[82],"instances.":[84],"Using":[85],"model,":[88],"demonstrate":[90],"multiple":[91],"applications":[92],"such":[93],"as":[94],"multi-level":[96],"instancing":[97],"stochastic":[99],"LOD":[100],"can":[103],"significantly":[104],"reduce":[105],"bandwidth":[107],"memory":[109],"footprint":[110],"with":[114],"no":[115],"perceptible":[116],"loss":[117],"image":[119],"quality.":[120]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}