{"id":"https://openalex.org/W4389539275","doi":"https://doi.org/10.1145/3610548.3618151","title":"Quantum Ray Marching: Reformulating Light Transport for Quantum Computers","display_name":"Quantum Ray Marching: Reformulating Light Transport for Quantum Computers","publication_year":2023,"publication_date":"2023-12-10","ids":{"openalex":"https://openalex.org/W4389539275","doi":"https://doi.org/10.1145/3610548.3618151"},"language":"en","primary_location":{"id":"doi:10.1145/3610548.3618151","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3610548.3618151","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIGGRAPH Asia 2023 Conference Papers","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/A5041526222","display_name":"Logan Mosier","orcid":"https://orcid.org/0009-0004-9163-411X"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Logan Mosier","raw_affiliation_strings":["University of Waterloo, Canada"],"affiliations":[{"raw_affiliation_string":"University of Waterloo, Canada","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101915674","display_name":"Morgan McGuire","orcid":"https://orcid.org/0000-0003-1074-0953"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Morgan Mcguire","raw_affiliation_strings":["Roblox, Canada and University of Waterloo, Canada"],"affiliations":[{"raw_affiliation_string":"Roblox, Canada and University of Waterloo, Canada","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040844821","display_name":"Toshiya Hachisuka","orcid":"https://orcid.org/0000-0003-0284-3776"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Toshiya Hachisuka","raw_affiliation_strings":["University of Waterloo, Canada"],"affiliations":[{"raw_affiliation_string":"University of Waterloo, Canada","institution_ids":["https://openalex.org/I151746483"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5041526222"],"corresponding_institution_ids":["https://openalex.org/I151746483"],"apc_list":null,"apc_paid":null,"fwci":0.1725,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.5928689,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"9"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9886999726295471,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9882000088691711,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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":0.6840701103210449},{"id":"https://openalex.org/keywords/quantum-algorithm","display_name":"Quantum algorithm","score":0.5590594410896301},{"id":"https://openalex.org/keywords/quantum-computer","display_name":"Quantum computer","score":0.5441123843193054},{"id":"https://openalex.org/keywords/quantum-walk","display_name":"Quantum walk","score":0.5383238792419434},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5250211358070374},{"id":"https://openalex.org/keywords/quantum","display_name":"Quantum","score":0.47831252217292786},{"id":"https://openalex.org/keywords/ray-tracing","display_name":"Ray tracing (physics)","score":0.42082202434539795},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3520345091819763},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.32565146684646606},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.23776289820671082},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.23668763041496277},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.14164230227470398}],"concepts":[{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.6840701103210449},{"id":"https://openalex.org/C137019171","wikidata":"https://www.wikidata.org/wiki/Q2623817","display_name":"Quantum algorithm","level":3,"score":0.5590594410896301},{"id":"https://openalex.org/C58053490","wikidata":"https://www.wikidata.org/wiki/Q176555","display_name":"Quantum computer","level":3,"score":0.5441123843193054},{"id":"https://openalex.org/C140058369","wikidata":"https://www.wikidata.org/wiki/Q7269113","display_name":"Quantum walk","level":4,"score":0.5383238792419434},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5250211358070374},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.47831252217292786},{"id":"https://openalex.org/C121483023","wikidata":"https://www.wikidata.org/wiki/Q7298343","display_name":"Ray tracing (physics)","level":2,"score":0.42082202434539795},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3520345091819763},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.32565146684646606},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.23776289820671082},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.23668763041496277},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.14164230227470398}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3610548.3618151","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3610548.3618151","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SIGGRAPH Asia 2023 Conference Papers","raw_type":"proceedings-article"},{"id":"pmh:oai:uwspace.uwaterloo.ca:10012/20117","is_oa":false,"landing_page_url":"http://hdl.handle.net/10012/20117","pdf_url":null,"source":{"id":"https://openalex.org/S4306401661","display_name":"UWSpace (University of Waterloo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I151746483","host_organization_name":"University of Waterloo","host_organization_lineage":["https://openalex.org/I151746483"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Master Thesis"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1597412403","display_name":null,"funder_award_id":"RGPIN-","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G2165548363","display_name":null,"funder_award_id":"Canada","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G3028888727","display_name":null,"funder_award_id":"RGPIN-2020-0","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G3525686075","display_name":null,"funder_award_id":"RGPIN-2020","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G5010190088","display_name":null,"funder_award_id":"RGPIN-2020-03918","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G6221715925","display_name":null,"funder_award_id":"RGPIN","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G7375964266","display_name":null,"funder_award_id":"2020-03","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G8105784103","display_name":null,"funder_award_id":"RGPIN-202","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G8284766523","display_name":null,"funder_award_id":"(NSERC)","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"}],"funders":[{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W87152119","https://openalex.org/W1966092221","https://openalex.org/W2051446825","https://openalex.org/W2051977071","https://openalex.org/W2084652510","https://openalex.org/W2102008187","https://openalex.org/W2138624212","https://openalex.org/W2511762663","https://openalex.org/W2539190955","https://openalex.org/W2798745146","https://openalex.org/W2918012936","https://openalex.org/W3000363049","https://openalex.org/W3003849175","https://openalex.org/W3104271185","https://openalex.org/W3106843303","https://openalex.org/W4297846303","https://openalex.org/W4375862662","https://openalex.org/W4387130419"],"related_works":["https://openalex.org/W2089342336","https://openalex.org/W2949694831","https://openalex.org/W3114654323","https://openalex.org/W1968287309","https://openalex.org/W2883913628","https://openalex.org/W2800432156","https://openalex.org/W1566596544","https://openalex.org/W638834885","https://openalex.org/W4320736706","https://openalex.org/W2025956887"],"abstract_inverted_index":{"The":[0,20],"use":[1],"of":[2,23,50,57,89,110,128,148],"quantum":[3,27,42,68,83,100,103,115,124,140,156,176],"computers":[4],"in":[5,11,26,37,161],"computer":[6],"graphics":[7],"has":[8],"gained":[9],"interest":[10],"recent":[12],"years,":[13],"especially":[14],"for":[15,33,38,86,163],"the":[16,24,47,87,91,108,121],"application":[17],"to":[18,75,159,168,174],"rendering.":[19,186],"current":[21],"state":[22],"art":[25],"rendering":[28,84,101,125,177,193],"relies":[29],"on":[30,107],"Grover\u2019s":[31],"search":[32],"finding":[34],"ray":[35,59,69,78,104,111,141],"intersections":[36],"M":[39],"primitives.":[40],"This":[41],"approach":[43,49],"is":[44,72,120,179],"faster":[45,135,181],"than":[46,54,136,182],"naive":[48],"O(M)":[51],"but":[52],"slower":[53],"O(log":[55],"M)":[56],"modern":[58],"tracing":[60,70],"with":[61,150],"an":[62,145],"acceleration":[63],"data":[64],"structure.":[65],"Furthermore,":[66],"this":[67],"method":[71],"fundamentally":[73],"limited":[74],"casting":[76],"one":[77],"at":[79],"a":[80,98,114],"time,":[81],"leaving":[82],"scales":[85],"number":[88,147],"rays":[90],"same":[92],"as":[93,113,166],"non-quantum":[94,137,169,183],"algorithms.":[95],"We":[96,187],"present":[97],"new":[99],"method,":[102],"marching,":[105],"based":[106],"reformulation":[109],"marching":[112,142],"random":[116],"walk.":[117],"Our":[118,139],"work":[119],"first":[122,175],"complete":[123],"pipeline":[126],"capable":[127],"light":[129],"transport":[130],"simulation":[131],"and":[132,153,195],"remains":[133],"asymptotically":[134,180],"counterparts.":[138],"can":[143],"trace":[144],"exponential":[146],"paths":[149],"polynomial":[151],"cost,":[152],"it":[154],"leverages":[155],"numerical":[157],"integration":[158],"converge":[160],"O(1/N)":[162],"N":[164],"estimates":[165],"opposed":[167],".":[170],"These":[171],"properties":[172],"led":[173],"that":[178],"Monte":[184],"Carlo":[185],"numerically":[188],"tested":[189],"our":[190],"algorithm":[191],"by":[192],"2D":[194],"3D":[196],"scenes.":[197]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-04-13T07:58:08.660418","created_date":"2025-10-10T00:00:00"}