{"id":"https://openalex.org/W3214816887","doi":"https://doi.org/10.1109/vis49827.2021.9623298","title":"Ray-traced Shell Traversal of Tetrahedral Meshes for Direct Volume Visualization","display_name":"Ray-traced Shell Traversal of Tetrahedral Meshes for Direct Volume Visualization","publication_year":2021,"publication_date":"2021-10-01","ids":{"openalex":"https://openalex.org/W3214816887","doi":"https://doi.org/10.1109/vis49827.2021.9623298","mag":"3214816887"},"language":"en","primary_location":{"id":"doi:10.1109/vis49827.2021.9623298","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vis49827.2021.9623298","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Visualization Conference (VIS)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5052409698","display_name":"Alper Sahistan","orcid":"https://orcid.org/0000-0002-3480-7713"},"institutions":[{"id":"https://openalex.org/I168864056","display_name":"Bilkent University","ror":"https://ror.org/02vh8a032","country_code":"TR","type":"education","lineage":["https://openalex.org/I168864056"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Alper Sahistan","raw_affiliation_strings":["Bilkent University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bilkent University","institution_ids":["https://openalex.org/I168864056"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041762013","display_name":"Serkan Demirci","orcid":"https://orcid.org/0000-0001-8805-5310"},"institutions":[{"id":"https://openalex.org/I168864056","display_name":"Bilkent University","ror":"https://ror.org/02vh8a032","country_code":"TR","type":"education","lineage":["https://openalex.org/I168864056"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Serkan Demirci","raw_affiliation_strings":["Bilkent University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bilkent University","institution_ids":["https://openalex.org/I168864056"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112645923","display_name":"Nathan Morrical","orcid":"https://orcid.org/0000-0002-2262-6974"},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nathan Morrical","raw_affiliation_strings":["University of Utah"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Utah","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065331110","display_name":"Stefan Zellmann","orcid":"https://orcid.org/0000-0003-2880-9090"},"institutions":[{"id":"https://openalex.org/I180923762","display_name":"University of Cologne","ror":"https://ror.org/00rcxh774","country_code":"DE","type":"education","lineage":["https://openalex.org/I180923762"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Stefan Zellmann","raw_affiliation_strings":["University of Cologne"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Cologne","institution_ids":["https://openalex.org/I180923762"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035154401","display_name":"Aytek Aman","orcid":"https://orcid.org/0000-0002-4712-2561"},"institutions":[{"id":"https://openalex.org/I168864056","display_name":"Bilkent University","ror":"https://ror.org/02vh8a032","country_code":"TR","type":"education","lineage":["https://openalex.org/I168864056"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Aytek Aman","raw_affiliation_strings":["Bilkent University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bilkent University","institution_ids":["https://openalex.org/I168864056"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039910512","display_name":"Ingo Wald","orcid":"https://orcid.org/0000-0003-0046-713X"},"institutions":[{"id":"https://openalex.org/I4210127875","display_name":"Nvidia (United States)","ror":"https://ror.org/03jdj4y14","country_code":"US","type":"company","lineage":["https://openalex.org/I4210127875"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ingo Wald","raw_affiliation_strings":["NVIDIA Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NVIDIA Corporation","institution_ids":["https://openalex.org/I4210127875"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017999955","display_name":"U\u011fur G\u00fcd\u00fckbay","orcid":"https://orcid.org/0000-0003-2462-6959"},"institutions":[{"id":"https://openalex.org/I168864056","display_name":"Bilkent University","ror":"https://ror.org/02vh8a032","country_code":"TR","type":"education","lineage":["https://openalex.org/I168864056"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Ugur Gudukbay","raw_affiliation_strings":["Bilkent University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bilkent University","institution_ids":["https://openalex.org/I168864056"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"91","last_page":"95"},"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/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9966999888420105,"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9890999794006348,"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/computer-science","display_name":"Computer science","score":0.7832300662994385},{"id":"https://openalex.org/keywords/polygon-mesh","display_name":"Polygon mesh","score":0.7573755979537964},{"id":"https://openalex.org/keywords/memory-footprint","display_name":"Memory footprint","score":0.6433113217353821},{"id":"https://openalex.org/keywords/tree-traversal","display_name":"Tree traversal","score":0.6082121133804321},{"id":"https://openalex.org/keywords/isosurface","display_name":"Isosurface","score":0.6032317280769348},{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.5692564249038696},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.5531672835350037},{"id":"https://openalex.org/keywords/volume-mesh","display_name":"Volume mesh","score":0.5183095335960388},{"id":"https://openalex.org/keywords/ray-tracing","display_name":"Ray tracing (physics)","score":0.5028719305992126},{"id":"https://openalex.org/keywords/marching-cubes","display_name":"Marching cubes","score":0.48676347732543945},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.42999354004859924},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.42862364649772644},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.42763853073120117},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.4157501459121704},{"id":"https://openalex.org/keywords/volume-rendering","display_name":"Volume rendering","score":0.41417694091796875},{"id":"https://openalex.org/keywords/visualization","display_name":"Visualization","score":0.37754741311073303},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.35144782066345215},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2787807583808899},{"id":"https://openalex.org/keywords/mesh-generation","display_name":"Mesh generation","score":0.20429134368896484},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16031596064567566},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.10278123617172241},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.07972267270088196}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7832300662994385},{"id":"https://openalex.org/C31487907","wikidata":"https://www.wikidata.org/wiki/Q1154597","display_name":"Polygon mesh","level":2,"score":0.7573755979537964},{"id":"https://openalex.org/C74912251","wikidata":"https://www.wikidata.org/wiki/Q6815727","display_name":"Memory footprint","level":2,"score":0.6433113217353821},{"id":"https://openalex.org/C140745168","wikidata":"https://www.wikidata.org/wiki/Q1210082","display_name":"Tree traversal","level":2,"score":0.6082121133804321},{"id":"https://openalex.org/C45107383","wikidata":"https://www.wikidata.org/wiki/Q1311829","display_name":"Isosurface","level":3,"score":0.6032317280769348},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.5692564249038696},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.5531672835350037},{"id":"https://openalex.org/C170589453","wikidata":"https://www.wikidata.org/wiki/Q7940896","display_name":"Volume mesh","level":4,"score":0.5183095335960388},{"id":"https://openalex.org/C121483023","wikidata":"https://www.wikidata.org/wiki/Q7298343","display_name":"Ray tracing (physics)","level":2,"score":0.5028719305992126},{"id":"https://openalex.org/C42087268","wikidata":"https://www.wikidata.org/wiki/Q1886184","display_name":"Marching cubes","level":3,"score":0.48676347732543945},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.42999354004859924},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.42862364649772644},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.42763853073120117},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.4157501459121704},{"id":"https://openalex.org/C30769735","wikidata":"https://www.wikidata.org/wiki/Q2165951","display_name":"Volume rendering","level":3,"score":0.41417694091796875},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.37754741311073303},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.35144782066345215},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2787807583808899},{"id":"https://openalex.org/C181145010","wikidata":"https://www.wikidata.org/wiki/Q4418033","display_name":"Mesh generation","level":3,"score":0.20429134368896484},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16031596064567566},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.10278123617172241},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.07972267270088196},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C135628077","wikidata":"https://www.wikidata.org/wiki/Q220184","display_name":"Finite element method","level":2,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vis49827.2021.9623298","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vis49827.2021.9623298","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Visualization Conference (VIS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320310050","display_name":"University of Utah","ror":"https://ror.org/03r0ha626"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W83692078","https://openalex.org/W1934974415","https://openalex.org/W1964997616","https://openalex.org/W2026058811","https://openalex.org/W2081181113","https://openalex.org/W2082246999","https://openalex.org/W2085324329","https://openalex.org/W2105766833","https://openalex.org/W2115597229","https://openalex.org/W2121979170","https://openalex.org/W2122572959","https://openalex.org/W2510494910","https://openalex.org/W2593556077","https://openalex.org/W2804493829","https://openalex.org/W2952185982","https://openalex.org/W2995807199","https://openalex.org/W3038511999","https://openalex.org/W3092504589","https://openalex.org/W3111299119","https://openalex.org/W3134187882","https://openalex.org/W3160104214","https://openalex.org/W3194034905","https://openalex.org/W4237648096","https://openalex.org/W6603405809","https://openalex.org/W6640466273","https://openalex.org/W6654953704","https://openalex.org/W6764970043","https://openalex.org/W6791340834"],"related_works":["https://openalex.org/W2101711278","https://openalex.org/W4247826135","https://openalex.org/W2349635189","https://openalex.org/W1743932802","https://openalex.org/W3147868835","https://openalex.org/W2543975024","https://openalex.org/W2156038957","https://openalex.org/W600869452","https://openalex.org/W971034848","https://openalex.org/W2586176557"],"abstract_inverted_index":{"A":[0],"well-known":[1],"method":[2,157],"for":[3,40,89,106,129],"rendering":[4],"unstructured":[5,76,151],"volumetric":[6],"data":[7],"is":[8,143],"tetrahedral":[9,21],"marching":[10,26,123],"(tet":[11],"marching),":[12],"where":[13],"rays":[14,33],"are":[15,65,168],"marched":[16],"through":[17],"a":[18,107,111,115],"series":[19],"of":[20,51,124],"elements.":[22],"Rowever,":[23],"existing":[24],"tet":[25],"techniques":[27],"do":[28],"not":[29],"easily":[30],"generalize":[31],"to":[32,74,100,119],"with":[34,78,162],"arbitrary":[35,125],"origin":[36],"and":[37,61,85,103,113,138,149],"direction":[38],"required":[39],"advanced":[41,130],"shading":[42,131],"effects":[43,132,167],"or":[44],"non-convex":[45,150],"meshes.":[46,152],"Additionally,":[47],"the":[48,72,121],"memory":[49,57],"footprint":[50],"these":[52],"methods":[53],"may":[54],"exceed":[55],"GPU":[56],"limits.":[58],"Interactive":[59],"performance":[60,87],"high":[62,79],"image":[63,80],"quality":[64],"opposing":[66],"goals.":[67],"Our":[68,141],"approach":[69,142],"significantly":[70],"lowers":[71],"burden":[73],"render":[75],"datasets":[77,164],"fidelity":[81],"while":[82,165],"maintaining":[83],"real-time":[84],"interactive":[86,159],"even":[88,161],"large":[90],"datasets.":[91],"To":[92],"this":[93],"end,":[94],"we":[95],"leverage":[96],"hardware-accelerated":[97],"ray":[98,109],"tracing":[99],"find":[101],"entry":[102],"exit":[104],"faces":[105],"given":[108],"into":[110],"volume":[112],"utilize":[114],"compact":[116],"mesh":[117],"representation":[118],"enable":[120],"efficient":[122],"rays,":[126],"thus":[127],"allowing":[128],"that":[133,155],"ultimately":[134],"yields":[135],"more":[136],"convincing":[137],"grounded":[139],"images.":[140],"also":[144],"robust,":[145],"supporting":[146],"both":[147],"convex":[148],"We":[153],"show":[154],"our":[156],"achieves":[158],"rates":[160],"moderately-sized":[163],"secondary":[166],"applied.":[169]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
