{"id":"https://openalex.org/W2098259453","doi":"https://doi.org/10.2312/vg/vg-pbg08/057-064","title":"Isosurface Ambient Occlusion and Soft Shadows with Filterable Occlusion Maps","display_name":"Isosurface Ambient Occlusion and Soft Shadows with Filterable Occlusion Maps","publication_year":2008,"publication_date":"2008-01-01","ids":{"openalex":"https://openalex.org/W2098259453","doi":"https://doi.org/10.2312/vg/vg-pbg08/057-064","mag":"2098259453"},"language":"en","primary_location":{"id":"doi:10.2312/vg/vg-pbg08/057-064","is_oa":true,"landing_page_url":"https://doi.org/10.2312/vg/vg-pbg08/057-064","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":[],"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":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"type":"article","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.2312/vg/vg-pbg08/057-064","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5014886735","display_name":"Eric Penner","orcid":"https://orcid.org/0009-0003-1010-1585"},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Penner, Eric","raw_affiliation_strings":["Department of Computer Science University of Calgary#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science University of Calgary#TAB#","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103701429","display_name":"Ross G. Mitchell","orcid":null},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Mitchell, Ross","raw_affiliation_strings":["Department of Clinical Neurological Sciences and Radiology, University of Calgary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Clinical Neurological Sciences and Radiology, University of Calgary","institution_ids":["https://openalex.org/I168635309"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I168635309"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"57","last_page":"64"},"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":0.9948999881744385,"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":0.9817000031471252,"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/isosurface","display_name":"Isosurface","score":0.9310637712478638},{"id":"https://openalex.org/keywords/rendering","display_name":"Rendering (computer graphics)","score":0.7747694849967957},{"id":"https://openalex.org/keywords/shadow-mapping","display_name":"Shadow mapping","score":0.7717013955116272},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6567814350128174},{"id":"https://openalex.org/keywords/voxel","display_name":"Voxel","score":0.6072818040847778},{"id":"https://openalex.org/keywords/occlusion","display_name":"Occlusion","score":0.6033899188041687},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5992790460586548},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.50592440366745},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4522344768047333},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.42633700370788574},{"id":"https://openalex.org/keywords/real-time-rendering","display_name":"Real-time rendering","score":0.41133737564086914},{"id":"https://openalex.org/keywords/visualization","display_name":"Visualization","score":0.2691158354282379},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.21568095684051514}],"concepts":[{"id":"https://openalex.org/C45107383","wikidata":"https://www.wikidata.org/wiki/Q1311829","display_name":"Isosurface","level":3,"score":0.9310637712478638},{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.7747694849967957},{"id":"https://openalex.org/C116544410","wikidata":"https://www.wikidata.org/wiki/Q1478122","display_name":"Shadow mapping","level":2,"score":0.7717013955116272},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6567814350128174},{"id":"https://openalex.org/C54170458","wikidata":"https://www.wikidata.org/wiki/Q663554","display_name":"Voxel","level":2,"score":0.6072818040847778},{"id":"https://openalex.org/C2776268601","wikidata":"https://www.wikidata.org/wiki/Q968808","display_name":"Occlusion","level":2,"score":0.6033899188041687},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5992790460586548},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.50592440366745},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4522344768047333},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.42633700370788574},{"id":"https://openalex.org/C116921373","wikidata":"https://www.wikidata.org/wiki/Q2816483","display_name":"Real-time rendering","level":3,"score":0.41133737564086914},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.2691158354282379},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.21568095684051514},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.2312/vg/vg-pbg08/057-064","is_oa":true,"landing_page_url":"https://doi.org/10.2312/vg/vg-pbg08/057-064","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":[],"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":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"},{"id":"mag:2098259453","is_oa":false,"landing_page_url":"https://www.researchgate.net/profile/Joseph_Mitchell3/publication/221257807_Isosurface_Ambient_Occlusion_and_Soft_Shadows_with_Filterable_Occlusion_Maps/links/00b7d521ed27d8db47000000.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":"Eurographics","raw_type":null}],"best_oa_location":{"id":"doi:10.2312/vg/vg-pbg08/057-064","is_oa":true,"landing_page_url":"https://doi.org/10.2312/vg/vg-pbg08/057-064","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":[],"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":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W2023758054","https://openalex.org/W2029629262","https://openalex.org/W2030219503","https://openalex.org/W2033806887","https://openalex.org/W2063995335","https://openalex.org/W2093977209","https://openalex.org/W2102220510","https://openalex.org/W2122572959","https://openalex.org/W2126521141","https://openalex.org/W2132619136","https://openalex.org/W2133838187","https://openalex.org/W2134611578","https://openalex.org/W2138867322","https://openalex.org/W2139618623","https://openalex.org/W2146903434","https://openalex.org/W2153456638","https://openalex.org/W2156067784","https://openalex.org/W2156700256","https://openalex.org/W2161446118","https://openalex.org/W2167384469","https://openalex.org/W3002147292"],"related_works":["https://openalex.org/W2156700256","https://openalex.org/W2030219503","https://openalex.org/W1502588543","https://openalex.org/W2153456638","https://openalex.org/W2152065418","https://openalex.org/W2122572959","https://openalex.org/W122172138","https://openalex.org/W2139690509","https://openalex.org/W2120703203","https://openalex.org/W2095995627","https://openalex.org/W2610466791","https://openalex.org/W2167384469","https://openalex.org/W2166270807","https://openalex.org/W2119231080","https://openalex.org/W1968379509","https://openalex.org/W1967592352","https://openalex.org/W2105389557","https://openalex.org/W2073408332","https://openalex.org/W2053826520","https://openalex.org/W2033806887"],"abstract_inverted_index":{"Volumetric":[0],"data":[1,12],"sets":[2],"are":[3],"often":[4],"examined":[5],"by":[6],"displaying":[7],"isosurfaces,":[8],"surfaces":[9],"where":[10],"the":[11,46,52,62,67,81],"or":[13,102],"function":[14],"takes":[15],"on":[16],"a":[17,22,49],"given":[18],"value.":[19],"We":[20],"propose":[21,91],"new":[23],"method":[24],"for":[25],"rendering":[26],"isosurfaces":[27],"at":[28],"interactive":[29],"rates":[30],"while":[31],"supporting":[32],"dynamic":[33],"ambient":[34,63,118],"occlusion":[35,47,64,119],"and/or":[36,120],"soft":[37,72,121],"shadows":[38],"and":[39],"requiring":[40],"minimal":[41],"pre-computation":[42],"time.":[43],"By":[44,106],"approximating":[45],"in":[48,57,71,86],"region":[50],"as":[51,98],"percentage":[53],"of":[54,83],"occluding":[55,84],"voxels":[56,85],"that":[58],"region,":[59,89],"we":[60,90,114],"reduce":[61],"problem":[65,69],"to":[66,78],"same":[68],"faced":[70],"shadow":[73,100,104],"mapping":[74],"algorithms.":[75],"In":[76],"order":[77],"quickly":[79],"extract":[80],"number":[82],"an":[87],"image":[88],"representing":[92],"distributions":[93],"using":[94],"filterable":[95],"representations":[96],"such":[97],"variance":[99],"maps":[101,113],"convolution":[103],"maps.":[105],"choosing":[107],"different":[108],"sampling":[109],"patterns":[110],"from":[111],"these":[112],"can":[115],"dynamically":[116],"approximate":[117],"shadows.":[122]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":3}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}
