{"id":"https://openalex.org/W4295308449","doi":"https://doi.org/10.1109/tvt.2022.3205960","title":"Precise, Low-Cost, and Large-Scale Indoor Positioning System Based on Audio Dual-Chirp Signals","display_name":"Precise, Low-Cost, and Large-Scale Indoor Positioning System Based on Audio Dual-Chirp Signals","publication_year":2022,"publication_date":"2022-09-12","ids":{"openalex":"https://openalex.org/W4295308449","doi":"https://doi.org/10.1109/tvt.2022.3205960"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2022.3205960","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2022.3205960","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-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/A5003819865","display_name":"Zuoya Liu","orcid":"https://orcid.org/0000-0002-9407-5008"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zuoya Liu","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029924052","display_name":"Ruizhi Chen","orcid":"https://orcid.org/0000-0001-6683-2342"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]},{"id":"https://openalex.org/I4210140357","display_name":"Renmin Hospital of Wuhan University","ror":"https://ror.org/03ekhbz91","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210140357"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ruizhi Chen","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China","Institute of Medical Informatics, Renmin Hospital of Wuhan University, Wuhan, Hubei, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]},{"raw_affiliation_string":"Institute of Medical Informatics, Renmin Hospital of Wuhan University, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I37461747","https://openalex.org/I4210140357"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100398481","display_name":"Feng Ye","orcid":"https://orcid.org/0000-0001-9718-1255"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feng Ye","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017729658","display_name":"Lixiong Huang","orcid":"https://orcid.org/0000-0003-3644-3527"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lixiong Huang","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010955579","display_name":"Guangyi Guo","orcid":"https://orcid.org/0000-0002-7494-0914"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangyi Guo","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012383108","display_name":"Shihao Xu","orcid":"https://orcid.org/0000-0003-2399-7176"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shihao Xu","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112982229","display_name":"Danni Chen","orcid":"https://orcid.org/0009-0004-5040-9303"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Danni Chen","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100334622","display_name":"Liang Chen","orcid":"https://orcid.org/0000-0002-7083-6001"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]},{"id":"https://openalex.org/I4210118728","display_name":"State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing","ror":"https://ror.org/02bpap860","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210118728"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang Chen","raw_affiliation_strings":["State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I4210118728","https://openalex.org/I37461747"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5003819865"],"corresponding_institution_ids":["https://openalex.org/I37461747","https://openalex.org/I4210118728"],"apc_list":null,"apc_paid":null,"fwci":2.4855,"has_fulltext":false,"cited_by_count":28,"citation_normalized_percentile":{"value":0.89493865,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"72","issue":"1","first_page":"1159","last_page":"1168"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.994700014591217,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/trilateration","display_name":"Trilateration","score":0.8679503202438354},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.7355561256408691},{"id":"https://openalex.org/keywords/chirp","display_name":"Chirp","score":0.7167732119560242},{"id":"https://openalex.org/keywords/bluetooth","display_name":"Bluetooth","score":0.6290721297264099},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6251250505447388},{"id":"https://openalex.org/keywords/ceiling","display_name":"Ceiling (cloud)","score":0.48819833993911743},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.46692582964897156},{"id":"https://openalex.org/keywords/indoor-positioning-system","display_name":"Indoor positioning system","score":0.44607335329055786},{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.44294285774230957},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.39635223150253296},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.24682632088661194},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.24083179235458374},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1452944278717041},{"id":"https://openalex.org/keywords/accelerometer","display_name":"Accelerometer","score":0.11893752217292786}],"concepts":[{"id":"https://openalex.org/C20832178","wikidata":"https://www.wikidata.org/wiki/Q1146298","display_name":"Trilateration","level":3,"score":0.8679503202438354},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.7355561256408691},{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.7167732119560242},{"id":"https://openalex.org/C546215728","wikidata":"https://www.wikidata.org/wiki/Q39531","display_name":"Bluetooth","level":3,"score":0.6290721297264099},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6251250505447388},{"id":"https://openalex.org/C2777489069","wikidata":"https://www.wikidata.org/wiki/Q1589822","display_name":"Ceiling (cloud)","level":2,"score":0.48819833993911743},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.46692582964897156},{"id":"https://openalex.org/C2777486483","wikidata":"https://www.wikidata.org/wiki/Q6026477","display_name":"Indoor positioning system","level":3,"score":0.44607335329055786},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.44294285774230957},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.39635223150253296},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.24682632088661194},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.24083179235458374},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1452944278717041},{"id":"https://openalex.org/C89805583","wikidata":"https://www.wikidata.org/wiki/Q192940","display_name":"Accelerometer","level":2,"score":0.11893752217292786},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2022.3205960","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2022.3205960","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.6399999856948853,"id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G3438858774","display_name":null,"funder_award_id":"91638203","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1975404935","https://openalex.org/W2014142058","https://openalex.org/W2033657756","https://openalex.org/W2562522049","https://openalex.org/W2781561575","https://openalex.org/W2800632503","https://openalex.org/W2803013637","https://openalex.org/W2804069877","https://openalex.org/W2883672087","https://openalex.org/W2896237406","https://openalex.org/W2910425276","https://openalex.org/W2964029185","https://openalex.org/W2995202876","https://openalex.org/W3007979717","https://openalex.org/W3008604130","https://openalex.org/W3010374416","https://openalex.org/W3011794741","https://openalex.org/W3027517252","https://openalex.org/W3030402745","https://openalex.org/W3038349893","https://openalex.org/W3043933517","https://openalex.org/W3049564010","https://openalex.org/W3167119432","https://openalex.org/W4229917849"],"related_works":["https://openalex.org/W2517239372","https://openalex.org/W1926767291","https://openalex.org/W2746900723","https://openalex.org/W4385877649","https://openalex.org/W2570257322","https://openalex.org/W3134877484","https://openalex.org/W2873204474","https://openalex.org/W3092346458","https://openalex.org/W2902536584","https://openalex.org/W2022944058"],"abstract_inverted_index":{"Existing":[0],"indoor":[1,39,192],"positioning":[2,40,131,162,187],"systems,":[3],"such":[4,90,128],"as":[5,91,129],"WiFi,":[6],"Bluetooth":[7],"and":[8,20,31,47,58,78,94,134,143,175,188],"ultra-wideband":[9,150],"based":[10,42,147],"solutions,":[11],"have":[12],"difficulty":[13],"achieving":[14],"a":[15,28,101,140,144,169],"balance":[16],"among":[17],"cost,":[18],"accuracy":[19],"coverage":[21,133],"simultaneously.":[22],"In":[23,62,96],"this":[24,63,98],"article,":[25],"we":[26],"present":[27],"precise,":[29],"low-cost":[30],"large-scale":[32],"(>1000":[33],"m":[34],"<sup":[35],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[36],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[37],")":[38],"system":[41,99,163],"on":[43,71,87,116,148],"audio":[44],"dual-chirp":[45],"signals":[46],"some":[48],"inexpensive":[49],"commercial":[50],"devices":[51],"that":[52,158],"consists":[53],"of":[54,124],"four":[55],"basic":[56],"transmitters":[57,66],"supports":[59],"unlimited":[60],"receivers.":[61],"system,":[64,127],"the":[65,72,75,79,106,122,125,130,159],"can":[67,81,164],"be":[68,82],"easily":[69,83],"deployed":[70],"sidewall":[73],"or":[74,85],"ceiling":[76],"indoors,":[77],"receivers":[80],"integrated":[84],"placed":[86],"moving":[88],"targets,":[89],"trailers,":[92],"badges":[93],"helmets.":[95],"addition,":[97],"has":[100],"better":[102],"ability":[103],"to":[104],"assist":[105],"localization":[107,167],"drift":[108],"caused":[109],"by":[110,113],"Doppler":[111],"shift":[112],"relying":[114],"only":[115],"acoustic":[117],"signals.":[118],"To":[119],"fully":[120],"evaluate":[121],"performance":[123],"proposed":[126,160],"accuracy,":[132,168],"robustness,":[135],"experiments":[136],"were":[137],"conducted":[138],"in":[139,190],"field":[141],"environment,":[142],"comparative":[145],"experiment":[146],"an":[149],"solution":[151],"was":[152],"presented.":[153],"All":[154],"experimental":[155],"results":[156],"show":[157],"prototype":[161],"achieve":[165],"decimeter-level":[166],"stable":[170],"4":[171],"Hz":[172],"update":[173],"rate":[174],"good":[176],"robustness":[177],"with":[178],"less":[179],"infrastructure,":[180],"which":[181],"is":[182],"sufficient":[183],"for":[184],"mobile":[185],"device":[186],"tracking":[189],"actual":[191],"environments.":[193]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":9},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":9}],"updated_date":"2026-03-27T14:29:43.386196","created_date":"2025-10-10T00:00:00"}
