{"id":"https://openalex.org/W1970836403","doi":"https://doi.org/10.1142/s0218213000000215","title":"AN OBJECT-ORIENTED APPROACH TO SHADOW GENERATION IN COMPUTER GRAPHICS","display_name":"AN OBJECT-ORIENTED APPROACH TO SHADOW GENERATION IN COMPUTER GRAPHICS","publication_year":2000,"publication_date":"2000-09-01","ids":{"openalex":"https://openalex.org/W1970836403","doi":"https://doi.org/10.1142/s0218213000000215","mag":"1970836403"},"language":"en","primary_location":{"id":"doi:10.1142/s0218213000000215","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0218213000000215","pdf_url":null,"source":{"id":"https://openalex.org/S178780388","display_name":"International Journal of Artificial Intelligence Tools","issn_l":"0218-2130","issn":["0218-2130","1793-6349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal on Artificial Intelligence Tools","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/A5067116801","display_name":"Taehyung Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"TAEHYUNG WANG","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, Irvine CA 92697, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, Irvine CA 92697, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076927567","display_name":"Phillip C.\u2010Y. Sheu","orcid":"https://orcid.org/0000-0003-2036-850X"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"PHILLIP C.-Y. SHEU","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, Irvine CA 92697, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, Irvine CA 92697, USA","institution_ids":["https://openalex.org/I204250578"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I204250578"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09685487,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"09","issue":"03","first_page":"321","last_page":"342"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10586","display_name":"Robotic Path Planning Algorithms","score":0.9919000267982483,"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"}},"topics":[{"id":"https://openalex.org/T10586","display_name":"Robotic Path Planning Algorithms","score":0.9919000267982483,"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"}},{"id":"https://openalex.org/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9908000230789185,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9811000227928162,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8158539533615112},{"id":"https://openalex.org/keywords/shadow","display_name":"Shadow (psychology)","score":0.6787390112876892},{"id":"https://openalex.org/keywords/polygon","display_name":"Polygon (computer graphics)","score":0.5790466070175171},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.5486932992935181},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.5057468414306641},{"id":"https://openalex.org/keywords/polyhedron","display_name":"Polyhedron","score":0.470852792263031},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.4488601088523865},{"id":"https://openalex.org/keywords/shadow-mapping","display_name":"Shadow mapping","score":0.42272037267684937},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3979952931404114},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.3549523949623108},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3132581114768982},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15707409381866455},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.09925785660743713}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8158539533615112},{"id":"https://openalex.org/C117797892","wikidata":"https://www.wikidata.org/wiki/Q286363","display_name":"Shadow (psychology)","level":2,"score":0.6787390112876892},{"id":"https://openalex.org/C190694206","wikidata":"https://www.wikidata.org/wiki/Q3276654","display_name":"Polygon (computer graphics)","level":3,"score":0.5790466070175171},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.5486932992935181},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.5057468414306641},{"id":"https://openalex.org/C54829058","wikidata":"https://www.wikidata.org/wiki/Q172937","display_name":"Polyhedron","level":2,"score":0.470852792263031},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.4488601088523865},{"id":"https://openalex.org/C116544410","wikidata":"https://www.wikidata.org/wiki/Q1478122","display_name":"Shadow mapping","level":2,"score":0.42272037267684937},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3979952931404114},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.3549523949623108},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3132581114768982},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15707409381866455},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.09925785660743713},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1142/s0218213000000215","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0218213000000215","pdf_url":null,"source":{"id":"https://openalex.org/S178780388","display_name":"International Journal of Artificial Intelligence Tools","issn_l":"0218-2130","issn":["0218-2130","1793-6349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal on Artificial Intelligence Tools","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W1991700758"],"related_works":["https://openalex.org/W2051487167","https://openalex.org/W2971340537","https://openalex.org/W1584292662","https://openalex.org/W2046210743","https://openalex.org/W2030136392","https://openalex.org/W1511346678","https://openalex.org/W2797788337","https://openalex.org/W2951184467","https://openalex.org/W9822165","https://openalex.org/W1857475410"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"an":[3,72,119,169],"object-oriented":[4,114],"shadow":[5,24,139,154,162],"generation":[6,140],"algorithm":[7,31,81,95,156],"for":[8,68,138,143],"a":[9,17,38,52,102,176,185],"large":[10,186],"number":[11,107,187],"of":[12,55,62,89,108,129,184,188],"convex":[13],"polyhedra":[14],"(objects)":[15],"in":[16,37,41,101,115],"3-D":[18,177],"scene.":[19],"In":[20,131],"the":[21,23,43,65,78,92,106,116,124,132,135,150,153],"past,":[22],"volume":[25],"binary":[26],"space":[27],"partitioning":[28],"(SVBSP)":[29],"tree":[30,74,80,94],"is":[32,113,121,141,157],"known":[33],"to":[34,171],"be":[35,48],"efficient":[36],"static":[39,178],"environment":[40],"which":[42,86,182],"point":[44],"light":[45,146],"source":[46,147],"can":[47],"changed.":[49],"However,":[50],"if":[51,160],"scene":[53],"consists":[54,61,183],"many":[56,63],"objects":[57],"and":[58,70,159,174],"each":[59],"object":[60,120,136],"polygons,":[64],"time":[66],"complexity":[67],"generating":[69],"traversing":[71],"SVBSP":[73,79,93],"increases":[75],"rapidly":[76],"because":[77],"only":[82],"deals":[83],"with":[84],"polygons":[85,109],"are":[87,164],"components":[88],"objects.":[90,189],"Furthermore,":[91],"suffers":[96],"from":[97],"polygon-splitting":[98],"problems":[99],"resulting":[100],"high":[103],"cost":[104],"as":[105,123],"increases.":[110],"Our":[111],"approach":[112,170],"sense":[117],"that":[118],"used":[122],"basic":[125],"logical":[126],"unit":[127],"instead":[128],"polygons.":[130],"preprocessing":[133],"stage":[134],"ordering":[137],"determined":[142],"all":[144],"possible":[145],"positions.":[148],"At":[149],"run":[151],"time,":[152],"detection":[155],"executed,":[158],"necessary,":[161],"fragments":[163],"generated.":[165],"We":[166],"also":[167],"present":[168],"retrieving,":[172],"updating,":[173],"displaying":[175],"or":[179],"dynamic":[180],"world":[181]},"counts_by_year":[],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}