{"id":"https://openalex.org/W3028157819","doi":"https://doi.org/10.3390/s20102981","title":"Construction of Hybrid Dual Radio Frequency RSSI (HDRF-RSSI) Fingerprint Database and Indoor Location Method","display_name":"Construction of Hybrid Dual Radio Frequency RSSI (HDRF-RSSI) Fingerprint Database and Indoor Location Method","publication_year":2020,"publication_date":"2020-05-24","ids":{"openalex":"https://openalex.org/W3028157819","doi":"https://doi.org/10.3390/s20102981","mag":"3028157819","pmid":"https://pubmed.ncbi.nlm.nih.gov/32456362"},"language":"en","primary_location":{"id":"doi:10.3390/s20102981","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s20102981","pdf_url":"https://www.mdpi.com/1424-8220/20/10/2981/pdf?version=1590672737","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/1424-8220/20/10/2981/pdf?version=1590672737","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5018868532","display_name":"Haotai Sun","orcid":"https://orcid.org/0000-0003-1509-9050"},"institutions":[{"id":"https://openalex.org/I194450716","display_name":"Jilin University","ror":"https://ror.org/00js3aw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I194450716"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haotai Sun","raw_affiliation_strings":["College of Computer Science and Technology, Jilin University, Changchun 130012, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology, Jilin University, Changchun 130012, China","institution_ids":["https://openalex.org/I194450716"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101647456","display_name":"Xiaodong Zhu","orcid":"https://orcid.org/0000-0002-4252-8626"},"institutions":[{"id":"https://openalex.org/I194450716","display_name":"Jilin University","ror":"https://ror.org/00js3aw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I194450716"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaodong Zhu","raw_affiliation_strings":["College of Computer Science and Technology, Jilin University, Changchun 130012, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology, Jilin University, Changchun 130012, China","institution_ids":["https://openalex.org/I194450716"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045370732","display_name":"Yuanning Liu","orcid":"https://orcid.org/0000-0001-7926-7936"},"institutions":[{"id":"https://openalex.org/I194450716","display_name":"Jilin University","ror":"https://ror.org/00js3aw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I194450716"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuanning Liu","raw_affiliation_strings":["College of Computer Science and Technology, Jilin University, Changchun 130012, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology, Jilin University, Changchun 130012, China","institution_ids":["https://openalex.org/I194450716"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100451418","display_name":"Wentao Liu","orcid":"https://orcid.org/0000-0003-0077-8042"},"institutions":[{"id":"https://openalex.org/I194450716","display_name":"Jilin University","ror":"https://ror.org/00js3aw79","country_code":"CN","type":"education","lineage":["https://openalex.org/I194450716"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wentao Liu","raw_affiliation_strings":["College of Computer Science and Technology, Jilin University, Changchun 130012, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology, Jilin University, Changchun 130012, China","institution_ids":["https://openalex.org/I194450716"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5045370732"],"corresponding_institution_ids":["https://openalex.org/I194450716"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":1.0371,"has_fulltext":true,"cited_by_count":20,"citation_normalized_percentile":{"value":0.76214167,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"20","issue":"10","first_page":"2981","last_page":"2981"},"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/T10860","display_name":"Speech and Audio Processing","score":0.9945999979972839,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9898999929428101,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/fingerprint","display_name":"Fingerprint (computing)","score":0.8694292306900024},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.5707561373710632},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5613498091697693},{"id":"https://openalex.org/keywords/radio-frequency-identification","display_name":"Radio-frequency identification","score":0.5593580007553101},{"id":"https://openalex.org/keywords/fingerprint-recognition","display_name":"Fingerprint recognition","score":0.49799442291259766},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.46013087034225464},{"id":"https://openalex.org/keywords/received-signal-strength-indication","display_name":"Received signal strength indication","score":0.4114112854003906},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3142167925834656},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2840369641780853},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2438303828239441}],"concepts":[{"id":"https://openalex.org/C2777826928","wikidata":"https://www.wikidata.org/wiki/Q3745713","display_name":"Fingerprint (computing)","level":2,"score":0.8694292306900024},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.5707561373710632},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5613498091697693},{"id":"https://openalex.org/C204222849","wikidata":"https://www.wikidata.org/wiki/Q104954","display_name":"Radio-frequency identification","level":2,"score":0.5593580007553101},{"id":"https://openalex.org/C168406668","wikidata":"https://www.wikidata.org/wiki/Q178022","display_name":"Fingerprint recognition","level":3,"score":0.49799442291259766},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.46013087034225464},{"id":"https://openalex.org/C2778913798","wikidata":"https://www.wikidata.org/wiki/Q1195672","display_name":"Received signal strength indication","level":3,"score":0.4114112854003906},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3142167925834656},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2840369641780853},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2438303828239441},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s20102981","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s20102981","pdf_url":"https://www.mdpi.com/1424-8220/20/10/2981/pdf?version=1590672737","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:32456362","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/32456362","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:a4df318421064eabb92a8a68e3fd5449","is_oa":true,"landing_page_url":"https://doaj.org/article/a4df318421064eabb92a8a68e3fd5449","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"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 20, Iss 10, p 2981 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/20/10/2981/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/s20102981","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:7287988","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7287988","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","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":"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/s20102981","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s20102981","pdf_url":"https://www.mdpi.com/1424-8220/20/10/2981/pdf?version=1590672737","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":[],"awards":[{"id":"https://openalex.org/G1627681169","display_name":null,"funder_award_id":"201501","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1643819463","display_name":null,"funder_award_id":"2019C053-2","funder_id":"https://openalex.org/F4320310121","funder_display_name":"Natural Science Foundation of Jilin Province"},{"id":"https://openalex.org/G1818157966","display_name":null,"funder_award_id":"20140101","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2024441487","display_name":null,"funder_award_id":"401011","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2738735431","display_name":null,"funder_award_id":"2015010","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2811974886","display_name":null,"funder_award_id":"140101","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3412386797","display_name":null,"funder_award_id":"201401","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3853462557","display_name":null,"funder_award_id":"20140101194JC","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5706815299","display_name":null,"funder_award_id":"20150101056JC","funder_id":"https://openalex.org/F4320310121","funder_display_name":"Natural Science Foundation of Jilin Province"},{"id":"https://openalex.org/G5939423041","display_name":null,"funder_award_id":"Technology","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5998269746","display_name":null,"funder_award_id":"61471181","funder_id":"https://openalex.org/F4320310121","funder_display_name":"Natural Science Foundation of Jilin Province"},{"id":"https://openalex.org/G6699856489","display_name":null,"funder_award_id":"2015010","funder_id":"https://openalex.org/F4320322174","funder_display_name":"People's Government of Jilin Province"},{"id":"https://openalex.org/G7527024296","display_name":null,"funder_award_id":"20140101194JC","funder_id":"https://openalex.org/F4320310121","funder_display_name":"Natural Science Foundation of Jilin Province"},{"id":"https://openalex.org/G7549228188","display_name":null,"funder_award_id":"20150101056JC","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8271673596","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320310121","funder_display_name":"Natural Science Foundation of Jilin Province"},{"id":"https://openalex.org/G8366074997","display_name":null,"funder_award_id":"61471181","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320310121","display_name":"Natural Science Foundation of Jilin Province","ror":null},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322174","display_name":"People's Government of Jilin Province","ror":"https://ror.org/02fzqav45"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3028157819.pdf","grobid_xml":"https://content.openalex.org/works/W3028157819.grobid-xml"},"referenced_works_count":56,"referenced_works":["https://openalex.org/W647704091","https://openalex.org/W1526572160","https://openalex.org/W1535418369","https://openalex.org/W1599074434","https://openalex.org/W1608826770","https://openalex.org/W1849243015","https://openalex.org/W1969101850","https://openalex.org/W1984544084","https://openalex.org/W1989577653","https://openalex.org/W2019213982","https://openalex.org/W2046128567","https://openalex.org/W2079320147","https://openalex.org/W2103365206","https://openalex.org/W2111100070","https://openalex.org/W2122907839","https://openalex.org/W2134041135","https://openalex.org/W2135328484","https://openalex.org/W2160170050","https://openalex.org/W2170102584","https://openalex.org/W2170108541","https://openalex.org/W2181675000","https://openalex.org/W2313892136","https://openalex.org/W2361037165","https://openalex.org/W2370439180","https://openalex.org/W2402514617","https://openalex.org/W2405321743","https://openalex.org/W2474141698","https://openalex.org/W2531101556","https://openalex.org/W2548864476","https://openalex.org/W2550697389","https://openalex.org/W2558613507","https://openalex.org/W2594869629","https://openalex.org/W2599936006","https://openalex.org/W2600973730","https://openalex.org/W2607595839","https://openalex.org/W2615911067","https://openalex.org/W2654611016","https://openalex.org/W2745138567","https://openalex.org/W2748933787","https://openalex.org/W2753406302","https://openalex.org/W2801784285","https://openalex.org/W2808657069","https://openalex.org/W2897627772","https://openalex.org/W2903155668","https://openalex.org/W2910423618","https://openalex.org/W2913978280","https://openalex.org/W2924131686","https://openalex.org/W2939699006","https://openalex.org/W3005878296","https://openalex.org/W3130884751","https://openalex.org/W6621215191","https://openalex.org/W6685062384","https://openalex.org/W6699392624","https://openalex.org/W6713134421","https://openalex.org/W6729134157","https://openalex.org/W6755839217"],"related_works":["https://openalex.org/W4389371618","https://openalex.org/W3014822659","https://openalex.org/W2117826006","https://openalex.org/W4362496757","https://openalex.org/W2566091814","https://openalex.org/W2114937328","https://openalex.org/W4312797710","https://openalex.org/W2148654711","https://openalex.org/W2608025327","https://openalex.org/W2151673354"],"abstract_inverted_index":{"Radio":[0],"frequency":[1,58,83,145],"communication":[2],"technology":[3],"has":[4],"not":[5],"only":[6],"greatly":[7],"improved":[8],"public":[9],"network":[10],"service,":[11],"but":[12],"also":[13],"developed":[14],"a":[15,26,51,55,109,209],"new":[16],"technological":[17],"route":[18],"for":[19,53],"indoor":[20,34,39,78,282],"navigation":[21,35,40],"service.":[22],"However,":[23],"there":[24],"is":[25,67,133],"gap":[27],"between":[28],"the":[29,43,46,70,86,101,115,127,142,157,178,185,188,196,213,220,230,245,257,268,277,285],"precision":[30,236,278],"and":[31,42,97,151,172,195,237,267,279],"accuracy":[32,280],"of":[33,45,118,130,187,281,284],"services":[36],"provided":[37],"by":[38],"service":[41],"expectation":[44],"public.":[47],"This":[48],"study":[49],"proposed":[50,92,189,221],"method":[52,76,93,160,194,249,260],"constructing":[54,75],"hybrid":[56,143],"dual":[57,200],"received":[59],"signal":[60],"strength":[61],"indicator":[62],"(HDRF-RSSI)":[63],"fingerprint":[64,73,111,116,191,203,210],"library,":[65,112],"which":[66,216],"different":[68],"from":[69],"traditional":[71],"RSSI":[72,139,202,255,265,272],"library":[74,192,211],"in":[77,177,212],"space":[79],"using":[80,219],"2.4G":[81,95,137,253,270],"radio":[82,144],"(RF)":[84],"under":[85],"same":[87,102],"Wi-Fi":[88,252,262],"infrastructure":[89],"condition.":[90],"The":[91],"combined":[94],"RF":[96,99,138,201,254,264,271],"5G":[98,263],"on":[100,156,251],"access":[103],"point":[104,121,170],"(AP)":[105],"device":[106],"to":[107,165,183,207,228],"construct":[108,208],"HDRF-RSSI":[110,131,190],"thereby":[113],"doubling":[114],"dimension":[117],"each":[119],"reference":[120],"(RP).":[122],"Experimental":[123,239],"results":[124,240],"show":[125],"that":[126,168,242],"feature":[128],"discriminability":[129],"fingerprinting":[132,146],"18.1%":[134],"higher":[135],"than":[136],"fingerprinting.":[140],"Moreover,":[141],"model,":[147],"training":[148],"loss":[149],"function,":[150],"location":[152,197],"evaluation":[153,198],"algorithm":[154],"based":[155,250],"machine":[158,247,258],"learning":[159,248,259],"were":[161,226],"designed,":[162],"so":[163],"as":[164,235],"avoid":[166],"limitation":[167],"transmission":[169],"(TP)":[171],"AP":[173],"must":[174],"be":[175],"visible":[176],"positioning":[179,231,283],"method.":[180,222],"In":[181],"order":[182],"verify":[184],"effect":[186],"construction":[193],"algorithm,":[199],"data":[204],"was":[205,217],"collected":[206],"experimental":[214],"scene,":[215],"trained":[218],"Several":[223],"comparative":[224],"experiments":[225],"designed":[227],"compare":[229],"performance":[232],"indicators":[233],"such":[234],"accuracy.":[238],"demonstrate":[241],"compared":[243],"with":[244],"existing":[246],"fingerprint,":[256],"combining":[261],"vector":[266,273],"original":[269],"can":[274],"effectively":[275],"improve":[276],"smart":[286],"phone.":[287]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2019,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
