{"id":"https://openalex.org/W3184199240","doi":"https://doi.org/10.1145/3459955.3460610","title":"Accuracy Assessment of Two Global Gridded Population Dataset: A Case Study in China","display_name":"Accuracy Assessment of Two Global Gridded Population Dataset: A Case Study in China","publication_year":2021,"publication_date":"2021-03-17","ids":{"openalex":"https://openalex.org/W3184199240","doi":"https://doi.org/10.1145/3459955.3460610","mag":"3184199240"},"language":"en","primary_location":{"id":"doi:10.1145/3459955.3460610","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3459955.3460610","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 The 4th International Conference on Information Science and Systems","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/A5100661616","display_name":"Jianwei Ma","orcid":"https://orcid.org/0000-0002-9457-2872"},"institutions":[{"id":"https://openalex.org/I4210092032","display_name":"China Institute of Water Resources and Hydropower Research","ror":"https://ror.org/00m4czf33","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092032"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jianwei Ma","raw_affiliation_strings":["China Institute of Water Resources and Hydropower Research, China"],"affiliations":[{"raw_affiliation_string":"China Institute of Water Resources and Hydropower Research, China","institution_ids":["https://openalex.org/I4210092032"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102740677","display_name":"Yayong Sun","orcid":"https://orcid.org/0000-0001-6116-8825"},"institutions":[{"id":"https://openalex.org/I4210092032","display_name":"China Institute of Water Resources and Hydropower Research","ror":"https://ror.org/00m4czf33","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092032"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yayong Sun","raw_affiliation_strings":["China Institute of Water Resources and Hydropower Research, China"],"affiliations":[{"raw_affiliation_string":"China Institute of Water Resources and Hydropower Research, China","institution_ids":["https://openalex.org/I4210092032"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042648334","display_name":"Dexin Meng","orcid":"https://orcid.org/0000-0002-0408-0445"},"institutions":[{"id":"https://openalex.org/I4210092032","display_name":"China Institute of Water Resources and Hydropower Research","ror":"https://ror.org/00m4czf33","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092032"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dexin Meng","raw_affiliation_strings":["China Institute of Water Resources and Hydropower Research, China"],"affiliations":[{"raw_affiliation_string":"China Institute of Water Resources and Hydropower Research, China","institution_ids":["https://openalex.org/I4210092032"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108702553","display_name":"Shifeng Huang","orcid":"https://orcid.org/0009-0007-1360-7468"},"institutions":[{"id":"https://openalex.org/I4210092032","display_name":"China Institute of Water Resources and Hydropower Research","ror":"https://ror.org/00m4czf33","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092032"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shifeng Huang","raw_affiliation_strings":["China Institute of Water Resources and Hydropower Research, China"],"affiliations":[{"raw_affiliation_string":"China Institute of Water Resources and Hydropower Research, China","institution_ids":["https://openalex.org/I4210092032"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100341090","display_name":"Nan Li","orcid":"https://orcid.org/0000-0002-9260-3882"},"institutions":[{"id":"https://openalex.org/I4210092032","display_name":"China Institute of Water Resources and Hydropower Research","ror":"https://ror.org/00m4czf33","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092032"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Nan Li","raw_affiliation_strings":["China Institute of Water Resources and Hydropower Research, China"],"affiliations":[{"raw_affiliation_string":"China Institute of Water Resources and Hydropower Research, China","institution_ids":["https://openalex.org/I4210092032"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004145814","display_name":"He Zhu","orcid":"https://orcid.org/0000-0001-9606-150X"},"institutions":[{"id":"https://openalex.org/I4210092032","display_name":"China Institute of Water Resources and Hydropower Research","ror":"https://ror.org/00m4czf33","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092032"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"He Zhu","raw_affiliation_strings":["China Institute of Water Resources and Hydropower Research, China"],"affiliations":[{"raw_affiliation_string":"China Institute of Water Resources and Hydropower Research, China","institution_ids":["https://openalex.org/I4210092032"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100661616"],"corresponding_institution_ids":["https://openalex.org/I4210092032"],"apc_list":null,"apc_paid":null,"fwci":0.5473,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.65069396,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"120","last_page":"125"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11963","display_name":"Impact of Light on Environment and Health","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11963","display_name":"Impact of Light on Environment and Health","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9919999837875366,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10226","display_name":"Land Use and Ecosystem Services","score":0.9453999996185303,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/population","display_name":"Population","score":0.7038847208023071},{"id":"https://openalex.org/keywords/yearbook","display_name":"Yearbook","score":0.5910546779632568},{"id":"https://openalex.org/keywords/census","display_name":"Census","score":0.5475229024887085},{"id":"https://openalex.org/keywords/china","display_name":"China","score":0.49948978424072266},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.49915194511413574},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4338788688182831},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.42541781067848206},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3941645324230194},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.27044543623924255},{"id":"https://openalex.org/keywords/demography","display_name":"Demography","score":0.11591330170631409},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11391791701316833}],"concepts":[{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.7038847208023071},{"id":"https://openalex.org/C2777501827","wikidata":"https://www.wikidata.org/wiki/Q10283140","display_name":"Yearbook","level":2,"score":0.5910546779632568},{"id":"https://openalex.org/C52130261","wikidata":"https://www.wikidata.org/wiki/Q39825","display_name":"Census","level":3,"score":0.5475229024887085},{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.49948978424072266},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.49915194511413574},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4338788688182831},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.42541781067848206},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3941645324230194},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.27044543623924255},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.11591330170631409},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11391791701316833},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C161191863","wikidata":"https://www.wikidata.org/wiki/Q199655","display_name":"Library science","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3459955.3460610","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3459955.3460610","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 The 4th International Conference on Information Science and Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6299999952316284,"display_name":"Climate action","id":"https://metadata.un.org/sdg/13"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1987767032","https://openalex.org/W2066586311","https://openalex.org/W2170363931","https://openalex.org/W2801550037","https://openalex.org/W2944151096","https://openalex.org/W2972707075","https://openalex.org/W2991020922","https://openalex.org/W3082445115"],"related_works":["https://openalex.org/W4313395313","https://openalex.org/W2367006824","https://openalex.org/W2523326622","https://openalex.org/W4231469115","https://openalex.org/W4236460429","https://openalex.org/W2917911077","https://openalex.org/W4231714701","https://openalex.org/W4206452199","https://openalex.org/W2360685716","https://openalex.org/W4212987211"],"abstract_inverted_index":{"Global":[0],"gridded":[1,32],"population":[2,33,54,89,127,129,170,172,180,220],"data":[3,34,50,90,158,200],"can":[4],"be":[5],"applied":[6],"to":[7,47,147,178],"a":[8,39,61,72,209],"broad":[9],"range":[10],"of":[11,26,29,52,91,131,134,155,182,203,216],"fields,":[12],"such":[13],"as":[14,38],"government":[15],"planning":[16],"and":[17,22,41,66,110,119,128,171,214],"decision,":[18],"natural":[19],"disaster":[20],"assessment,":[21],"resource":[23],"allocation.":[24],"Evaluation":[25],"the":[27,30,49,67,88,92,102,107,113,125,132,153,156,168,179,212],"accuracy":[28,51,105,154],"global":[31,219],"has":[35,101],"been":[36],"recognized":[37],"critical":[40],"challenging":[42],"task.":[43],"This":[44,206],"study":[45,207],"aims":[46],"evaluate":[48],"two":[53,157,217],"datasets":[55,77],"in":[56,106,123,150,167,185],"China,":[57],"including":[58],"LandScan":[59,118,199],"with":[60,71,112,139,162,201],"1":[62],"km":[63],"spatial":[64,74,84,108],"resolution":[65],"WorldPop":[68,100,120,188],"project":[69],"(WorldPop)":[70],"100m":[73],"resolution.":[75],"These":[76],"at":[78,82,136],"2018":[79,93],"are":[80],"evaluated":[81],"three":[83],"scales":[85,149],"based":[86],"on":[87],"Statistical":[94],"Yearbook.":[95],"The":[96],"results":[97],"indicate":[98],"that":[99],"highest":[103],"estimation":[104],"detail":[109],"comparison":[111],"census":[114],"dataset.":[115],"Specifically,":[116],"both":[117],"perform":[121],"well":[122,161],"estimating":[124],"total":[126,169],"density":[130,181],"whole":[133],"China":[135],"province":[137],"scale,":[138],"R2":[140,163,191,202],"great":[141,164,192],"than":[142,165,193,198],"0.99.":[143],"When":[144],"it":[145,176],"comes":[146,177],"city":[148],"Guangdong":[151],"province,":[152],"still":[159,189],"performs":[160],"0.98":[166],"density.":[173],"However,":[174],"when":[175],"county":[183],"scale":[184],"Shenzhen":[186],"city,":[187],"maintains":[190],"0.94,":[194],"which":[195],"is":[196],"better":[197],"about":[204],"0.88.":[205],"provides":[208],"reference":[210],"for":[211],"selection":[213],"use":[215],"famous":[218],"data.":[221]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}