{"id":"https://openalex.org/W1959140381","doi":"https://doi.org/10.3390/s151127525","title":"Improving Ambiguity Resolution for Medium Baselines Using Combined GPS and BDS Dual/Triple-Frequency Observations","display_name":"Improving Ambiguity Resolution for Medium Baselines Using Combined GPS and BDS Dual/Triple-Frequency Observations","publication_year":2015,"publication_date":"2015-10-30","ids":{"openalex":"https://openalex.org/W1959140381","doi":"https://doi.org/10.3390/s151127525","mag":"1959140381","pmid":"https://pubmed.ncbi.nlm.nih.gov/26528977"},"language":"en","primary_location":{"id":"doi:10.3390/s151127525","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s151127525","pdf_url":"https://www.mdpi.com/1424-8220/15/11/27525/pdf?version=1446197930","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/15/11/27525/pdf?version=1446197930","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5060460699","display_name":"Wang Gao","orcid":"https://orcid.org/0000-0002-7782-9533"},"institutions":[{"id":"https://openalex.org/I4210090971","display_name":"Southeast University","ror":"https://ror.org/00cf0ab87","country_code":"BD","type":"education","lineage":["https://openalex.org/I4210090971"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["BD","CN"],"is_corresponding":false,"raw_author_name":"Wang Gao","raw_affiliation_strings":["School of Transportation, Southeast University, Nanjing 210096, China","School of Transportation, Southeast University, Nanjing 210096, China. gaow@seu.edu.cn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Transportation, Southeast University, Nanjing 210096, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"School of Transportation, Southeast University, Nanjing 210096, China. gaow@seu.edu.cn","institution_ids":["https://openalex.org/I76569877","https://openalex.org/I4210090971"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056945824","display_name":"Chengfa Gao","orcid":"https://orcid.org/0000-0002-7827-9844"},"institutions":[{"id":"https://openalex.org/I4210090971","display_name":"Southeast University","ror":"https://ror.org/00cf0ab87","country_code":"BD","type":"education","lineage":["https://openalex.org/I4210090971"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["BD","CN"],"is_corresponding":false,"raw_author_name":"Chengfa Gao","raw_affiliation_strings":["School of Transportation, Southeast University, Nanjing 210096, China","School of Transportation, Southeast University, Nanjing 210096, China. gaochfa@seu.edu.cn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Transportation, Southeast University, Nanjing 210096, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"School of Transportation, Southeast University, Nanjing 210096, China. gaochfa@seu.edu.cn","institution_ids":["https://openalex.org/I76569877","https://openalex.org/I4210090971"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070109127","display_name":"Shuguo Pan","orcid":"https://orcid.org/0000-0003-0724-9020"},"institutions":[{"id":"https://openalex.org/I4210090971","display_name":"Southeast University","ror":"https://ror.org/00cf0ab87","country_code":"BD","type":"education","lineage":["https://openalex.org/I4210090971"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["BD","CN"],"is_corresponding":false,"raw_author_name":"Shuguo Pan","raw_affiliation_strings":["School of Instrument Science and Engineering, Southeast University, Nanjing 210096, China","School of Instrument Science and Engineering, Southeast University, Nanjing 210096, China. psg@seu.edu.cn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Instrument Science and Engineering, Southeast University, Nanjing 210096, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"School of Instrument Science and Engineering, Southeast University, Nanjing 210096, China. psg@seu.edu.cn","institution_ids":["https://openalex.org/I4210090971","https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103229475","display_name":"Denghui Wang","orcid":"https://orcid.org/0000-0002-4541-0906"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Denghui Wang","raw_affiliation_strings":["School of Transportation, Southeast University, Nanjing 210096, China","School of Transportation, Southeast University, Nanjing 210096, China. owenxun@gmail.com"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Transportation, Southeast University, Nanjing 210096, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"School of Transportation, Southeast University, Nanjing 210096, China. owenxun@gmail.com","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5011744436","display_name":"Jiadong Deng","orcid":"https://orcid.org/0000-0002-1844-1352"},"institutions":[{"id":"https://openalex.org/I4210090971","display_name":"Southeast University","ror":"https://ror.org/00cf0ab87","country_code":"BD","type":"education","lineage":["https://openalex.org/I4210090971"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["BD","CN"],"is_corresponding":false,"raw_author_name":"Jiadong Deng","raw_affiliation_strings":["School of Transportation, Southeast University, Nanjing 210096, China","School of Transportation, Southeast University, Nanjing 210096, China. 220142542@seu.edu.cn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Transportation, Southeast University, Nanjing 210096, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"School of Transportation, Southeast University, Nanjing 210096, China. 220142542@seu.edu.cn","institution_ids":["https://openalex.org/I76569877","https://openalex.org/I4210090971"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":122.0217,"has_fulltext":true,"cited_by_count":36,"citation_normalized_percentile":{"value":0.99852416,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"15","issue":"11","first_page":"27525","last_page":"27542"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":1.0,"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/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10159","display_name":"Ionosphere and magnetosphere dynamics","score":0.9980999827384949,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ambiguity-resolution","display_name":"Ambiguity resolution","score":0.9168732762336731},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.7975649833679199},{"id":"https://openalex.org/keywords/beidou-navigation-satellite-system","display_name":"BeiDou Navigation Satellite System","score":0.7543011903762817},{"id":"https://openalex.org/keywords/pseudorange","display_name":"Pseudorange","score":0.66275954246521},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.569994330406189},{"id":"https://openalex.org/keywords/real-time-kinematic","display_name":"Real Time Kinematic","score":0.4855601489543915},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.4786982834339142},{"id":"https://openalex.org/keywords/precise-point-positioning","display_name":"Precise Point Positioning","score":0.47781136631965637},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.43676936626434326},{"id":"https://openalex.org/keywords/gnss-applications","display_name":"GNSS applications","score":0.43126511573791504},{"id":"https://openalex.org/keywords/ambiguity","display_name":"Ambiguity","score":0.4198695421218872},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.40471744537353516},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.3228592872619629},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.27535077929496765}],"concepts":[{"id":"https://openalex.org/C2777559092","wikidata":"https://www.wikidata.org/wiki/Q4741445","display_name":"Ambiguity resolution","level":4,"score":0.9168732762336731},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.7975649833679199},{"id":"https://openalex.org/C2777783341","wikidata":"https://www.wikidata.org/wiki/Q857141","display_name":"BeiDou Navigation Satellite System","level":4,"score":0.7543011903762817},{"id":"https://openalex.org/C174201072","wikidata":"https://www.wikidata.org/wiki/Q1187347","display_name":"Pseudorange","level":4,"score":0.66275954246521},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.569994330406189},{"id":"https://openalex.org/C93103318","wikidata":"https://www.wikidata.org/wiki/Q980965","display_name":"Real Time Kinematic","level":4,"score":0.4855601489543915},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.4786982834339142},{"id":"https://openalex.org/C202511199","wikidata":"https://www.wikidata.org/wiki/Q7239503","display_name":"Precise Point Positioning","level":4,"score":0.47781136631965637},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.43676936626434326},{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.43126511573791504},{"id":"https://openalex.org/C2780522230","wikidata":"https://www.wikidata.org/wiki/Q1140419","display_name":"Ambiguity","level":2,"score":0.4198695421218872},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.40471744537353516},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3228592872619629},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.27535077929496765},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s151127525","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s151127525","pdf_url":"https://www.mdpi.com/1424-8220/15/11/27525/pdf?version=1446197930","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:26528977","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/26528977","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:2f3930117aef4f128368d9fcc1a6eb40","is_oa":true,"landing_page_url":"https://doaj.org/article/2f3930117aef4f128368d9fcc1a6eb40","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 15, Iss 11, Pp 27525-27542 (2015)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/15/11/27525/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/s151127525","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:4701243","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4701243","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s151127525","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s151127525","pdf_url":"https://www.mdpi.com/1424-8220/15/11/27525/pdf?version=1446197930","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.4099999964237213}],"awards":[],"funders":[{"id":"https://openalex.org/F4320335584","display_name":"Helmholtz-Zentrum Potsdam - Deutsches GeoForschungsZentrum GFZ","ror":"https://ror.org/04z8jg394"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1959140381.pdf","grobid_xml":"https://content.openalex.org/works/W1959140381.grobid-xml"},"referenced_works_count":38,"referenced_works":["https://openalex.org/W1518427320","https://openalex.org/W1763481831","https://openalex.org/W1839768442","https://openalex.org/W1944249073","https://openalex.org/W1971760893","https://openalex.org/W1974931086","https://openalex.org/W1975652992","https://openalex.org/W1981117933","https://openalex.org/W1983949866","https://openalex.org/W1991543182","https://openalex.org/W2008011807","https://openalex.org/W2018952097","https://openalex.org/W2022871427","https://openalex.org/W2026221531","https://openalex.org/W2031802625","https://openalex.org/W2035562850","https://openalex.org/W2036448898","https://openalex.org/W2047842548","https://openalex.org/W2051864085","https://openalex.org/W2053895844","https://openalex.org/W2066760349","https://openalex.org/W2074177806","https://openalex.org/W2077494527","https://openalex.org/W2081182187","https://openalex.org/W2082415608","https://openalex.org/W2094280389","https://openalex.org/W2095093213","https://openalex.org/W2138941374","https://openalex.org/W2244947436","https://openalex.org/W2297174030","https://openalex.org/W2588158136","https://openalex.org/W2592303083","https://openalex.org/W2596779019","https://openalex.org/W2604227879","https://openalex.org/W2610979280","https://openalex.org/W2728445380","https://openalex.org/W6630924408","https://openalex.org/W6637783724"],"related_works":["https://openalex.org/W3128569746","https://openalex.org/W2393041500","https://openalex.org/W2967053308","https://openalex.org/W1551846473","https://openalex.org/W4229451083","https://openalex.org/W2893897417","https://openalex.org/W3115229227","https://openalex.org/W3110733200","https://openalex.org/W4223620065","https://openalex.org/W4386457002"],"abstract_inverted_index":{"The":[0,217],"regional":[1],"constellation":[2],"of":[3,44,53,66,99,112,137,163,182,204,250],"the":[4,26,51,84,92,95,108,119,124,145,150,158,164,179,194,207,223,228,234,268],"BeiDou":[5],"navigation":[6,15],"satellite":[7],"system":[8,230],"(BDS)":[9],"has":[10],"been":[11],"providing":[12],"continuous":[13],"positioning,":[14],"and":[16,25,36,55,60,87,114,139,166,190,202,238,258],"timing":[17],"services":[18],"since":[19],"27":[20],"December":[21],"2012,":[22],"covering":[23],"China":[24],"surrounding":[27],"area.":[28],"Real-time":[29],"kinematic":[30],"(RTK)":[31],"positioning":[32,260],"with":[33,118,144,206,246],"combined":[34,85,229,269],"BDS":[35,45,88,113,125,138,226],"GPS":[37,86,115,140],"observations":[38,57,153],"is":[39,62,175],"feasible.":[40],"Besides,":[41,255],"all":[42],"satellites":[43],"can":[46,231,262],"transmit":[47],"triple-frequency":[48,100,225],"signals.":[49],"Using":[50],"advantages":[52],"multi-pseudorange":[54],"carrier":[56],"from":[58,211],"multi-systems":[59],"multi-frequencies":[61],"expected":[63],"to":[64,156,177,214,222],"be":[65,264],"much":[67],"benefit":[68],"for":[69,79,243],"ambiguity":[70,171],"resolution":[71],"(AR).":[72],"We":[73],"propose":[74],"an":[75],"integrated":[76],"AR":[77,235,241],"strategy":[78,174],"medium":[80,244],"baselines":[81,245],"by":[82,122,266],"using":[83,123,267],"dual/triple-frequency":[89,196],"observations.":[90,128],"In":[91],"method,":[93],"firstly":[94],"extra-wide-lane":[96],"(EWL)":[97],"ambiguities":[98,111,136],"system,":[101,227],"i.e.,":[102],"BDS,":[103],"are":[104,141,154],"determined":[105],"first.":[106],"Then":[107],"dual-frequency":[109],"WL":[110,152,165],"were":[116,188,198],"resolved":[117],"geometry-based":[120],"model":[121,159,236],"ambiguity-fixed":[126,151],"EWL":[127],"After":[129],"that,":[130,220],"basic":[131,167],"(i.e.,":[132],"L1/L2":[133],"or":[134,184],"B1/B2)":[135],"estimated":[142],"together":[143],"so-called":[146],"ionosphere-constrained":[147],"model,":[148],"where":[149],"added":[155],"enhance":[157,233],"strength.":[160],"During":[161],"both":[162],"AR,":[168],"a":[169,247],"partial":[170],"fixing":[172],"(PAF)":[173],"adopted":[176],"weaken":[178],"negative":[180],"influence":[181],"new-rising":[183],"low-elevation":[185],"satellites.":[186],"Experiments":[187],"conducted":[189],"presented,":[191],"in":[192,200],"which":[193],"GPS/BDS":[195,270],"data":[197],"collected":[199],"Nanjing":[201],"Zhengzhou":[203],"China,":[205],"baseline":[208],"distance":[209],"varying":[210],"about":[212],"28.6":[213],"51.9":[215],"km.":[216],"results":[218,261],"indicate":[219],"compared":[221],"single":[224],"significantly":[232],"strength,":[237],"thus":[239],"improve":[240],"performance":[242],"75.7%":[248],"reduction":[249],"initialization":[251],"time":[252],"on":[253],"average.":[254],"more":[256],"accurate":[257],"stable":[259],"also":[263],"derived":[265],"system.":[271]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":10},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":4}],"updated_date":"2026-06-18T08:10:14.011955","created_date":"2025-10-10T00:00:00"}