{"id":"https://openalex.org/W2061298667","doi":"https://doi.org/10.1109/pads.2012.37","title":"Research on GPU-Based Computation Method for Line-of-Sight Queries","display_name":"Research on GPU-Based Computation Method for Line-of-Sight Queries","publication_year":2012,"publication_date":"2012-07-01","ids":{"openalex":"https://openalex.org/W2061298667","doi":"https://doi.org/10.1109/pads.2012.37","mag":"2061298667"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/pads.2012.37","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"proceedings-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/A5056300047","display_name":"Bin Liu","orcid":"https://orcid.org/0000-0002-3918-5802"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Liu","raw_affiliation_strings":["Sch. of Comput., Nat. Univ. of Defense Technol. Changsha, Changsha, , China"],"affiliations":[{"raw_affiliation_string":"Sch. of Comput., Nat. Univ. of Defense Technol. Changsha, Changsha, , China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109403093","display_name":"Yiping Yao","orcid":null},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yiping Yao","raw_affiliation_strings":["Sch. of Comput., Nat. Univ. of Defense Technol. Changsha, Changsha, , China"],"affiliations":[{"raw_affiliation_string":"Sch. of Comput., Nat. Univ. of Defense Technol. Changsha, Changsha, , China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074347379","display_name":"Wenjie Tang","orcid":"https://orcid.org/0000-0001-7419-896X"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjie Tang","raw_affiliation_strings":["Sch. of Comput., Nat. Univ. of Defense Technol. Changsha, Changsha, , China"],"affiliations":[{"raw_affiliation_string":"Sch. of Comput., Nat. Univ. of Defense Technol. Changsha, Changsha, , China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101834129","display_name":"Lu Yang","orcid":"https://orcid.org/0000-0003-2642-3637"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yang Lu","raw_affiliation_strings":["Sch. of Comput., Nat. Univ. of Defense Technol. Changsha, Changsha, , China"],"affiliations":[{"raw_affiliation_string":"Sch. of Comput., Nat. Univ. of Defense Technol. Changsha, Changsha, , China","institution_ids":["https://openalex.org/I170215575"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":2,"citation_normalized_percentile":{"value":0.369762,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":72,"max":75},"biblio":{"volume":"1","issue":null,"first_page":"84","last_page":"86"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T12292","display_name":"Graph Theory and Algorithms","score":0.999,"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/T12292","display_name":"Graph Theory and Algorithms","score":0.999,"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/T11106","display_name":"Data Management and Algorithms","score":0.9988,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.993,"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/speedup","display_name":"Speedup","score":0.8822036},{"id":"https://openalex.org/keywords/online-aggregation","display_name":"Online aggregation","score":0.4343254}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8847765},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.8822036},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.7130934},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.6280998},{"id":"https://openalex.org/C42812","wikidata":"https://www.wikidata.org/wiki/Q1082910","display_name":"Partition (number theory)","level":2,"score":0.5294587},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.44496325},{"id":"https://openalex.org/C24028149","wikidata":"https://www.wikidata.org/wiki/Q7094056","display_name":"Online aggregation","level":5,"score":0.4343254},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3031922},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.27089876},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.15887272},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.15616858},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.14249143},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.110429645},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/pads.2012.37","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[],"grants":[],"datasets":[],"versions":[],"referenced_works_count":5,"referenced_works":["https://openalex.org/W1593722297","https://openalex.org/W1967340026","https://openalex.org/W2011698747","https://openalex.org/W2059987823","https://openalex.org/W2120759756"],"related_works":["https://openalex.org/W947442053","https://openalex.org/W4287182096","https://openalex.org/W4249323025","https://openalex.org/W27867058","https://openalex.org/W2317245370","https://openalex.org/W2283866686","https://openalex.org/W2148915962","https://openalex.org/W2030310580","https://openalex.org/W198851386","https://openalex.org/W1980160788"],"abstract_inverted_index":{"The":[0,17],"line":[1],"of":[2,11,21,29,74,81,88,116,125,160],"sight":[3],"(LOS)":[4],"queries":[5,107],"often":[6],"consume":[7],"a":[8,97,109,133,142,147,176],"significant":[9],"fraction":[10],"system":[12],"resources":[13],"in":[14,31,189],"military":[15],"simulation.":[16],"high":[18],"time":[19],"complexity":[20],"LOS":[22,59,82,106,186],"computation":[23,60],"not":[24],"only":[25],"limit":[26],"the":[27,32,37,58,72,78,86,114,123,185],"amount":[28],"entities":[30],"simulation,":[33],"but":[34],"also":[35],"hamper":[36],"CPU":[38],"from":[39],"doing":[40],"more":[41],"urgent":[42],"and":[43,66,122,145,171,192],"important":[44],"tasks.":[45],"To":[46],"overcome":[47],"this":[48],"problem,":[49],"we":[50,70,172],"utilize":[51],"graphic":[52],"process":[53,80],"units":[54],"(GPU)":[55],"to":[56,76,102,136,150,174],"accelerate":[57],"at":[61,93,164,168,180],"two":[62],"levels,":[63],"single-query":[64,94,169],"level":[65,182],"batch-query":[67,181],"level.":[68,95],"First,":[69],"decouple":[71],"dependency":[73],"data":[75,153],"parallelize":[77],"whole":[79],"computation,":[83,111],"so":[84,112],"that":[85,113],"potential":[87],"GPU":[89],"can":[90,119,128],"be":[91,120,129],"exploited":[92],"Second,":[96],"combine-and-partition":[98],"algorithm":[99],"is":[100],"proposed":[101],"aggregate":[103],"multiple":[104],"single":[105,139],"into":[108,141],"GPU-based":[110],"count":[115],"parallel":[117],"threads":[118],"maximized":[121],"impact":[124],"communication":[126],"latency":[127],"minimized.":[130],"It":[131],"uses":[132,146],"combine":[134],"function":[135,149],"assemble":[137],"scattered":[138],"query":[140],"batch":[143],"query,":[144],"partition":[148],"get":[151],"computational":[152],"or":[154],"dispatch":[155],"results.":[156],"An":[157],"early":[158],"version":[159],"our":[161],"prototype":[162],"demonstrates":[163],"least":[165],"3\u00d7":[166],"speedup":[167,177],"level,":[170],"expect":[173],"achieve":[175],"eyond":[178],"200\u00d7":[179],"based":[183],"on":[184],"culling":[187],"methods":[188],"references":[190],"1":[191],"2.":[193]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2061298667","counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2024-12-11T10:33:10.958277","created_date":"2016-06-24"}