{"id":"https://openalex.org/W3026790862","doi":"https://doi.org/10.1145/3233307","title":"Phantom Ray-Hair Intersector","display_name":"Phantom Ray-Hair Intersector","publication_year":2018,"publication_date":"2018-08-24","ids":{"openalex":"https://openalex.org/W3026790862","doi":"https://doi.org/10.1145/3233307","mag":"3026790862"},"language":"en","primary_location":{"id":"doi:10.1145/3233307","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3233307","pdf_url":null,"source":{"id":"https://openalex.org/S4210220973","display_name":"Proceedings of the ACM on Computer Graphics and Interactive Techniques","issn_l":"2577-6193","issn":["2577-6193"],"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":"Proceedings of the ACM on Computer Graphics and Interactive Techniques","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/A5053426992","display_name":"Alexander Reshetov","orcid":"https://orcid.org/0000-0003-1278-0414"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Alexander Reshetov","raw_affiliation_strings":["NVIDIA"],"affiliations":[{"raw_affiliation_string":"NVIDIA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039425451","display_name":"David Luebke","orcid":"https://orcid.org/0000-0002-8206-5785"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"David Luebke","raw_affiliation_strings":["NVIDIA"],"affiliations":[{"raw_affiliation_string":"NVIDIA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5053426992"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.1193,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.84996636,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"1","issue":"2","first_page":"1","last_page":"22"},"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/T11245","display_name":"Advanced Numerical Analysis Techniques","score":0.9995999932289124,"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/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9994000196456909,"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/ray-tracing","display_name":"Ray tracing (physics)","score":0.7102243304252625},{"id":"https://openalex.org/keywords/intersection","display_name":"Intersection (aeronautics)","score":0.6554389595985413},{"id":"https://openalex.org/keywords/imaging-phantom","display_name":"Imaging phantom","score":0.6319292783737183},{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.6138832569122314},{"id":"https://openalex.org/keywords/distributed-ray-tracing","display_name":"Distributed ray tracing","score":0.596735417842865},{"id":"https://openalex.org/keywords/cone","display_name":"Cone (formal languages)","score":0.5488437414169312},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.44870203733444214},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.42669132351875305},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3195819854736328},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3056143522262573},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.25203853845596313},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2392992079257965},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.1689147651195526}],"concepts":[{"id":"https://openalex.org/C121483023","wikidata":"https://www.wikidata.org/wiki/Q7298343","display_name":"Ray tracing (physics)","level":2,"score":0.7102243304252625},{"id":"https://openalex.org/C64543145","wikidata":"https://www.wikidata.org/wiki/Q162942","display_name":"Intersection (aeronautics)","level":2,"score":0.6554389595985413},{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.6319292783737183},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.6138832569122314},{"id":"https://openalex.org/C82744980","wikidata":"https://www.wikidata.org/wiki/Q951513","display_name":"Distributed ray tracing","level":3,"score":0.596735417842865},{"id":"https://openalex.org/C30014739","wikidata":"https://www.wikidata.org/wiki/Q5159445","display_name":"Cone (formal languages)","level":2,"score":0.5488437414169312},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.44870203733444214},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.42669132351875305},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3195819854736328},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3056143522262573},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.25203853845596313},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2392992079257965},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1689147651195526},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3233307","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3233307","pdf_url":null,"source":{"id":"https://openalex.org/S4210220973","display_name":"Proceedings of the ACM on Computer Graphics and Interactive Techniques","issn_l":"2577-6193","issn":["2577-6193"],"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":"Proceedings of the ACM on Computer Graphics and Interactive Techniques","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.8399999737739563}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W29072860","https://openalex.org/W1479310146","https://openalex.org/W1564611446","https://openalex.org/W1964103294","https://openalex.org/W1977665612","https://openalex.org/W1979401884","https://openalex.org/W1988122097","https://openalex.org/W1995548456","https://openalex.org/W1997095746","https://openalex.org/W2026042557","https://openalex.org/W2040541753","https://openalex.org/W2041663767","https://openalex.org/W2047046717","https://openalex.org/W2056210781","https://openalex.org/W2062162286","https://openalex.org/W2164774782","https://openalex.org/W2346557393","https://openalex.org/W2586882010","https://openalex.org/W2736310260","https://openalex.org/W2737053921","https://openalex.org/W2737767854","https://openalex.org/W2738961209","https://openalex.org/W2741351718","https://openalex.org/W3125427839","https://openalex.org/W4237786254","https://openalex.org/W4237985935","https://openalex.org/W4250890956","https://openalex.org/W4251841159","https://openalex.org/W4251856170"],"related_works":["https://openalex.org/W2790684390","https://openalex.org/W3163067707","https://openalex.org/W2012819262","https://openalex.org/W2159421682","https://openalex.org/W3014571735","https://openalex.org/W2362326179","https://openalex.org/W2157260840","https://openalex.org/W1980536927","https://openalex.org/W2182531050","https://openalex.org/W2543239617"],"abstract_inverted_index":{"We":[0],"present":[1],"a":[2,50,56],"new":[3],"approach":[4],"to":[5,65,72],"ray":[6,35,85,121],"tracing":[7,36],"swept":[8,53,88],"volumes":[9],"along":[10],"trajectories":[11],"defined":[12],"by":[13],"cubic":[14],"B\u00e9zier":[15],"curves.":[16],"It":[17],"performs":[18],"at":[19,93],"two-thirds":[20],"of":[21,24,31,105],"the":[22,62,66,74,84,87,91,94,100,106,115,120,123],"speed":[23],"ray-triangle":[25],"intersection,":[26,113],"allowing":[27],"essentially":[28],"even":[29],"treatment":[30],"such":[32],"primitives":[33],"in":[34],"applications":[37],"that":[38],"require":[39],"hair,":[40],"fur,":[41],"or":[42],"yarn":[43],"rendering.":[44],"At":[45],"each":[46],"iteration,":[47],"we":[48,98,110],"approximate":[49],"radially":[51],"symmetric":[52],"volume":[54,89],"with":[55],"tangential":[57],"cone.":[58],"A":[59],"distance":[60,81],"from":[61],"ray-cone":[63,124],"intersection":[64,125],"cone's":[67],"base":[68],"is":[69,82],"then":[70],"used":[71],"compute":[73],"next":[75],"curve":[76],"parameter":[77],"t.":[78],"When":[79],"this":[80],"zero,":[83],"intersects":[86],"and":[90,97],"cone":[92,116],"same":[95],"point":[96],"stop":[99],"iterations.":[101],"To":[102],"enforce":[103],"continuity":[104],"iterative":[107],"root":[108],"finding,":[109],"introduce":[111],"\"phantom\"":[112],"padding":[114],"until":[117],"it":[118],"touches":[119],"if":[122],"does":[126],"not":[127],"exist.":[128]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2020,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}