{"id":"https://openalex.org/W2023859017","doi":"https://doi.org/10.1109/icme.2007.4284871","title":"Viewpoint-Dependent Quality Control on Microfacet Billboarding Model for Sports Video","display_name":"Viewpoint-Dependent Quality Control on Microfacet Billboarding Model for Sports Video","publication_year":2007,"publication_date":"2007-07-01","ids":{"openalex":"https://openalex.org/W2023859017","doi":"https://doi.org/10.1109/icme.2007.4284871","mag":"2023859017"},"language":"en","primary_location":{"id":"doi:10.1109/icme.2007.4284871","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icme.2007.4284871","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Multimedia and Expo, 2007 IEEE International Conference on","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/A5074494998","display_name":"Hitoshi Furuya","orcid":null},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hitoshi Furuya","raw_affiliation_strings":["Graduate School of Systems and Information Engineering, University of Tsukuba, Japan","Tsukuba University, Tsukuba"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Systems and Information Engineering, University of Tsukuba, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Tsukuba University, Tsukuba","institution_ids":["https://openalex.org/I146399215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079550138","display_name":"Itaru Kitahara","orcid":null},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Itaru Kitahara","raw_affiliation_strings":["Graduate School of Systems and Information Engineering, University of Tsukuba, Japan","Tsukuba University, Tsukuba"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Systems and Information Engineering, University of Tsukuba, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Tsukuba University, Tsukuba","institution_ids":["https://openalex.org/I146399215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031926485","display_name":"Yoshinari Kameda","orcid":"https://orcid.org/0000-0001-6776-1267"},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshinari Kameda","raw_affiliation_strings":["Graduate School of Systems and Information Engineering, University of Tsukuba, Japan","Tsukuba University, Tsukuba"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Systems and Information Engineering, University of Tsukuba, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Tsukuba University, Tsukuba","institution_ids":["https://openalex.org/I146399215"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036169381","display_name":"Yuichi Ohta","orcid":"https://orcid.org/0000-0001-7323-3532"},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuichi Ohta","raw_affiliation_strings":["Graduate School of Systems and Information Engineering, University of Tsukuba, Japan","Tsukuba University, Tsukuba"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Systems and Information Engineering, University of Tsukuba, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"Tsukuba University, Tsukuba","institution_ids":["https://openalex.org/I146399215"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I146399215"],"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":"1199","last_page":"1202"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9987000226974487,"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9987000226974487,"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/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9976000189781189,"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/T11439","display_name":"Video Analysis and Summarization","score":0.9966999888420105,"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/rendering","display_name":"Rendering (computer graphics)","score":0.8102649450302124},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7929275035858154},{"id":"https://openalex.org/keywords/voxel","display_name":"Voxel","score":0.754188060760498},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7003552913665771},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.6158329248428345},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5986893773078918},{"id":"https://openalex.org/keywords/texture-mapping","display_name":"Texture mapping","score":0.4237053096294403}],"concepts":[{"id":"https://openalex.org/C205711294","wikidata":"https://www.wikidata.org/wiki/Q176953","display_name":"Rendering (computer graphics)","level":2,"score":0.8102649450302124},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7929275035858154},{"id":"https://openalex.org/C54170458","wikidata":"https://www.wikidata.org/wiki/Q663554","display_name":"Voxel","level":2,"score":0.754188060760498},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7003552913665771},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.6158329248428345},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5986893773078918},{"id":"https://openalex.org/C200585589","wikidata":"https://www.wikidata.org/wiki/Q752176","display_name":"Texture mapping","level":2,"score":0.4237053096294403}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icme.2007.4284871","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icme.2007.4284871","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Multimedia and Expo, 2007 IEEE International Conference on","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W171489888","https://openalex.org/W1490679771","https://openalex.org/W2042418341","https://openalex.org/W2103447012","https://openalex.org/W2119781527","https://openalex.org/W2137894414","https://openalex.org/W2138821028","https://openalex.org/W2142540472","https://openalex.org/W2146380373","https://openalex.org/W2152022729","https://openalex.org/W2914670767","https://openalex.org/W6606950158","https://openalex.org/W6759645716"],"related_works":["https://openalex.org/W291250033","https://openalex.org/W2008385118","https://openalex.org/W2035757446","https://openalex.org/W880955280","https://openalex.org/W2106647072","https://openalex.org/W54172855","https://openalex.org/W2170209930","https://openalex.org/W2046782623","https://openalex.org/W4205838854","https://openalex.org/W2028281716"],"abstract_inverted_index":{"We":[0,138],"propose":[1],"a":[2,55,102,151],"new":[3],"on-line":[4],"modeling":[5,31,81],"and":[6,32,76,99,149,157],"rendering":[7,33,155],"method":[8,15],"for":[9,79],"visualizing":[10],"players":[11,21,42,95],"in":[12,22,96,131],"sports.":[13],"This":[14],"targets":[16],"the":[17,41,45,50,60,63,66,71,74,83,89,94,110,115,119,127,132,144],"intricate":[18],"geometry":[19],"of":[20,40,49,73,82,93,109,143,154],"sports":[23],"such":[24],"as":[25],"wrestling.":[26],"Our":[27,121],"system":[28,64,86,123],"can":[29,53],"maintain":[30],"quality":[34,156],"on":[35,126],"producing":[36],"free-viewpoint":[37,145],"3D":[38,91],"video":[39,116,146],"by":[43,69],"utilizing":[44],"virtual":[46,56],"viewpoint":[47],"information":[48],"viewer.":[51],"Viewers":[52],"move":[54],"camera":[57],"freely":[58],"over":[59],"scene":[61],"while":[62],"manages":[65],"processing":[67],"cost":[68],"changing":[70],"size":[72],"voxels":[75],"microfacets":[77],"used":[78],"spatial":[80],"players.":[84,120],"The":[85,107],"first":[87],"estimates":[88],"rough":[90],"shape":[92],"voxel":[97],"format,":[98],"then":[100],"assigns":[101],"microfacet":[103,111],"to":[104],"each":[105],"voxel.":[106],"texture":[108],"is":[112],"obtained":[113],"from":[114],"cameras":[117],"surrounding":[118],"preliminary":[122],"was":[124],"evaluated":[125],"wrestling":[128],"data":[129],"taken":[130],"Yoyogi":[133],"National":[134],"Gymnasium,":[135],"Tokyo,":[136],"Japan.":[137],"also":[139],"conducted":[140],"subjective":[141],"evaluation":[142],"thus":[147],"produced":[148],"found":[150],"good":[152],"balance":[153],"high":[158],"frame-rate":[159],"performance.":[160]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
