{"id":"https://openalex.org/W6926702985","doi":"https://doi.org/10.2312/egwr/egwr03/074-081","title":"Interactive Global Illumination in Complex and Highly Occluded Environments","display_name":"Interactive Global Illumination in Complex and Highly Occluded Environments","publication_year":2003,"publication_date":"2003-01-01","ids":{"openalex":"https://openalex.org/W6926702985","doi":"https://doi.org/10.2312/egwr/egwr03/074-081"},"language":"en","primary_location":{"id":"doi:10.2312/egwr/egwr03/074-081","is_oa":true,"landing_page_url":"https://doi.org/10.2312/egwr/egwr03/074-081","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":null,"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":null},"type":"other","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.2312/egwr/egwr03/074-081","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Wald, Ingo","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wald, Ingo","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Benthin, Carsten","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Benthin, Carsten","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":null,"display_name":"Slusallek, Philipp","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Slusallek, Philipp","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":null,"topics":[],"keywords":[{"id":"https://openalex.org/keywords/global-illumination","display_name":"Global illumination","score":0.7781999707221985},{"id":"https://openalex.org/keywords/ray-tracing","display_name":"Ray tracing (physics)","score":0.6823999881744385},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.6344000101089478},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.618399977684021},{"id":"https://openalex.org/keywords/path-tracing","display_name":"Path tracing","score":0.5889000296592712},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5058000087738037}],"concepts":[{"id":"https://openalex.org/C89720835","wikidata":"https://www.wikidata.org/wiki/Q1531701","display_name":"Global illumination","level":3,"score":0.7781999707221985},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7440999746322632},{"id":"https://openalex.org/C121483023","wikidata":"https://www.wikidata.org/wiki/Q7298343","display_name":"Ray tracing (physics)","level":2,"score":0.6823999881744385},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6473000049591064},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.6344000101089478},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.618399977684021},{"id":"https://openalex.org/C110541219","wikidata":"https://www.wikidata.org/wiki/Q72948","display_name":"Path tracing","level":3,"score":0.5889000296592712},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5358999967575073},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5058000087738037},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.4871000051498413},{"id":"https://openalex.org/C138673069","wikidata":"https://www.wikidata.org/wiki/Q322229","display_name":"Tracing","level":2,"score":0.4844000041484833},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.3422999978065491},{"id":"https://openalex.org/C2982854487","wikidata":"https://www.wikidata.org/wiki/Q9128","display_name":"Light source","level":2,"score":0.32089999318122864},{"id":"https://openalex.org/C146044194","wikidata":"https://www.wikidata.org/wiki/Q5157334","display_name":"Computational photography","level":4,"score":0.3027999997138977},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.2946000099182129},{"id":"https://openalex.org/C48983235","wikidata":"https://www.wikidata.org/wiki/Q593161","display_name":"Light field","level":2,"score":0.2768999934196472}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2312/egwr/egwr03/074-081","is_oa":true,"landing_page_url":"https://doi.org/10.2312/egwr/egwr03/074-081","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":null,"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":null}],"best_oa_location":{"id":"doi:10.2312/egwr/egwr03/074-081","is_oa":true,"landing_page_url":"https://doi.org/10.2312/egwr/egwr03/074-081","pdf_url":null,"source":{"id":"https://openalex.org/S7407052899","display_name":"Eurographics","issn_l":null,"issn":null,"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":null},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.7086242437362671,"display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Global":[0],"illumination":[1,25,30],"algorithms":[2],"have":[3],"traditionally":[4],"been":[5,80],"very":[6],"time":[7],"consuming":[8],"and":[9,40,62,157],"were":[10],"only":[11,142],"suitable":[12],"for":[13,29,82],"off-line":[14,39],"computations.":[15],"Recent":[16],"research":[17],"in":[18],"realtime":[19],"ray":[20,139],"tracing":[21,108],"has":[22,78],"improved":[23],"global":[24,176],"performance":[26],"to":[27,100,115,118,126,148,155],"allow":[28],"updates":[31],"at":[32,171],"interactive":[33,43,172],"rates.":[34],"However,":[35],"both":[36],"the":[37,41,92,101,119,129,134,138,149],"traditional":[38],"new":[42],"systems":[44],"show":[45],"significant":[46],"limitations":[47],"when":[48],"dealing":[49],"with":[50,98,165,174],"realistically":[51],"complex":[52],"scenes":[53,160],"containing":[54],"millions":[55],"of":[56,59,66,91,94,137,168],"surfaces,":[57],"thousands":[58,167],"light":[60,96,122,169],"sources,":[61],"a":[63,88,105],"high":[64],"degree":[65],"occlusion.":[67],"In":[68,124],"this":[69],"paper,":[70],"we":[71],"present":[72],"an":[73],"importance":[74,93],"sampling":[75],"technique":[76],"that":[77,145],"specifically":[79],"designed":[81],"such":[83,161],"environments.":[84],"Our":[85],"method":[86],"maintains":[87],"rough":[89],"estimate":[90,111],"each":[95],"source":[97],"respect":[99],"current":[102,150],"view":[103],"using":[104],"crude":[106],"path":[107],"step.":[109],"This":[110,152],"is":[112,146],"then":[113],"used":[114],"focus":[116],"computations":[117],"most":[120],"important":[121],"sources.":[123],"addition":[125],"speeding":[127],"up":[128],"computation":[130],"our":[131],"approach":[132],"minimizes":[133],"working":[135],"set":[136],"tracer":[140],"by":[141],"touching":[143],"geometry":[144],"relevant":[147],"view.":[151],"allows":[153],"us":[154],"directly":[156],"efficiently":[158],"render":[159],"as":[162],"entire":[163],"buildings":[164],"many":[166],"sources":[170],"rates":[173],"full":[175],"illumination.":[177]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2025-10-10T00:00:00"}
