{"id":"https://openalex.org/W1982945889","doi":"https://doi.org/10.1109/apsipa.2013.6694387","title":"Point-in-polygon tests by determining grid center points in advance","display_name":"Point-in-polygon tests by determining grid center points in advance","publication_year":2013,"publication_date":"2013-10-01","ids":{"openalex":"https://openalex.org/W1982945889","doi":"https://doi.org/10.1109/apsipa.2013.6694387","mag":"1982945889"},"language":"en","primary_location":{"id":"doi:10.1109/apsipa.2013.6694387","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2013.6694387","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference","raw_type":"proceedings-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/A5100336860","display_name":"Jing Li","orcid":"https://orcid.org/0000-0002-0153-1087"},"institutions":[{"id":"https://openalex.org/I4210128818","display_name":"Institute of Software","ror":"https://ror.org/033dfsn42","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128818"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jing Li","raw_affiliation_strings":["State Key Laboratory of Computer Science, Chinese Academy of Sciences, Beijing, China","State Key Lab. of Comput. Sci., Inst. of Software, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Computer Science, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366"]},{"raw_affiliation_string":"State Key Lab. of Comput. Sci., Inst. of Software, Beijing, China","institution_ids":["https://openalex.org/I4210128818"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100603825","display_name":"Wencheng Wang","orcid":"https://orcid.org/0000-0001-5094-4606"},"institutions":[{"id":"https://openalex.org/I4210128818","display_name":"Institute of Software","ror":"https://ror.org/033dfsn42","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128818"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wencheng Wang","raw_affiliation_strings":["State Key Laboratory of Computer Science, Chinese Academy of Sciences, Beijing, China","State Key Lab. of Comput. Sci., Inst. of Software, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Computer Science, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366"]},{"raw_affiliation_string":"State Key Lab. of Comput. Sci., Inst. of Software, Beijing, China","institution_ids":["https://openalex.org/I4210128818"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5100336860"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210128818"],"apc_list":null,"apc_paid":null,"fwci":1.3503,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.83261447,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9952999949455261,"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9952999949455261,"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/T11269","display_name":"Algorithms and Data Compression","score":0.9858999848365784,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9754999876022339,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/grid","display_name":"Grid","score":0.7946341037750244},{"id":"https://openalex.org/keywords/polygon","display_name":"Polygon (computer graphics)","score":0.704919695854187},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6452980637550354},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.6245388984680176},{"id":"https://openalex.org/keywords/center","display_name":"Center (category theory)","score":0.5209816098213196},{"id":"https://openalex.org/keywords/grid-method-multiplication","display_name":"Grid method multiplication","score":0.4513517916202545},{"id":"https://openalex.org/keywords/property","display_name":"Property (philosophy)","score":0.4453938603401184},{"id":"https://openalex.org/keywords/regular-grid","display_name":"Regular grid","score":0.43600425124168396},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.42123791575431824},{"id":"https://openalex.org/keywords/series","display_name":"Series (stratigraphy)","score":0.42052847146987915},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.40733569860458374},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.32160690426826477},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27591249346733093},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.15053018927574158}],"concepts":[{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.7946341037750244},{"id":"https://openalex.org/C190694206","wikidata":"https://www.wikidata.org/wiki/Q3276654","display_name":"Polygon (computer graphics)","level":3,"score":0.704919695854187},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6452980637550354},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.6245388984680176},{"id":"https://openalex.org/C2779463800","wikidata":"https://www.wikidata.org/wiki/Q5062222","display_name":"Center (category theory)","level":2,"score":0.5209816098213196},{"id":"https://openalex.org/C91370436","wikidata":"https://www.wikidata.org/wiki/Q5608616","display_name":"Grid method multiplication","level":3,"score":0.4513517916202545},{"id":"https://openalex.org/C189950617","wikidata":"https://www.wikidata.org/wiki/Q937228","display_name":"Property (philosophy)","level":2,"score":0.4453938603401184},{"id":"https://openalex.org/C43173174","wikidata":"https://www.wikidata.org/wiki/Q2646942","display_name":"Regular grid","level":3,"score":0.43600425124168396},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.42123791575431824},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.42052847146987915},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.40733569860458374},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.32160690426826477},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27591249346733093},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.15053018927574158},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/apsipa.2013.6694387","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2013.6694387","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference","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":21,"referenced_works":["https://openalex.org/W72613748","https://openalex.org/W144694489","https://openalex.org/W1490482062","https://openalex.org/W1978073244","https://openalex.org/W1979460674","https://openalex.org/W2000602333","https://openalex.org/W2005314985","https://openalex.org/W2008012883","https://openalex.org/W2010200052","https://openalex.org/W2025140765","https://openalex.org/W2027577563","https://openalex.org/W2032382043","https://openalex.org/W2034250687","https://openalex.org/W2060544749","https://openalex.org/W2100522523","https://openalex.org/W2114692995","https://openalex.org/W2149906774","https://openalex.org/W2167862746","https://openalex.org/W4239377895","https://openalex.org/W4242246215","https://openalex.org/W4243024921"],"related_works":["https://openalex.org/W2379582687","https://openalex.org/W1969338922","https://openalex.org/W2171899301","https://openalex.org/W2387939469","https://openalex.org/W2011081405","https://openalex.org/W2354542159","https://openalex.org/W2378350912","https://openalex.org/W2348941846","https://openalex.org/W2946771585","https://openalex.org/W569300909"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,21,39,123],"new":[4,85,142,176],"method":[5,58,86,143,177],"for":[6,121,181],"point-inpolygon":[7],"tests":[8,66],"via":[9],"uniform":[10,22],"grids.":[11],"It":[12],"consists":[13],"of":[14,29,46,117,159],"two":[15],"stages,":[16],"with":[17],"first":[18,107,154],"to":[19,37,63],"construct":[20],"grid":[23,31,49,74,97,102],"and":[24,34,93,99,156,171,185],"determine":[25,38],"the":[26,35,43,54,90,94,101,106,115,127,130,153,163],"inclusion":[27],"property":[28],"every":[30],"center":[32,44,103],"point,":[33],"second":[36,128,164],"query":[40,124],"point":[41,45,125],"by":[42],"its":[47,168],"located":[48],"cell.":[50],"In":[51],"this":[52],"way,":[53],"simple":[55],"ray":[56],"crossing":[57],"can":[59,87,144],"be":[60,145],"used":[61,79],"locally":[62],"perform":[64],"point-in-polygon":[65],"quickly.":[67],"When":[68],"O(N":[69],"<sub":[70,111],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[71,112],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">e</sub>":[72,113],")":[73],"cells":[75],"are":[76],"constructed,":[77],"as":[78,188],"in":[80,105,136,190],"many":[81],"grid-based":[82],"methods,":[83],"our":[84,141,175,191],"considerably":[88],"reduce":[89],"storage":[91,173],"requirement":[92],"time":[95,132],"on":[96],"construction":[98],"determining":[100],"points":[104],"stage,":[108,129],"where":[109],"N":[110],"is":[114,134,178],"number":[116],"polygon":[118],"edges.":[119],"As":[120],"answering":[122],"at":[126,152,162],"expected":[131],"complexity":[133],"O(1)":[135],"general.":[137],"Experiments":[138],"show":[139],"that":[140],"several":[146],"times":[147],"faster":[148,161],"than":[149],"existing":[150],"methods":[151],"stage":[155],"an":[157],"order":[158],"magnitude":[160],"stage.":[165],"Benefited":[166],"from":[167],"high":[169],"speed":[170],"less":[172],"requirement,":[174],"very":[179],"suitable":[180],"treating":[182],"large-scale":[183],"polygons":[184],"dynamic":[186],"cases,":[187],"shown":[189],"experiments.":[192]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
