{"id":"https://openalex.org/W3117995178","doi":"https://doi.org/10.1145/3427477.3428189","title":"State Estimation Method Using Radio Wave Intensity of BLE Beacon Installed Inside Object","display_name":"State Estimation Method Using Radio Wave Intensity of BLE Beacon Installed Inside Object","publication_year":2020,"publication_date":"2020-12-30","ids":{"openalex":"https://openalex.org/W3117995178","doi":"https://doi.org/10.1145/3427477.3428189","mag":"3117995178"},"language":"en","primary_location":{"id":"doi:10.1145/3427477.3428189","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3427477.3428189","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Adjunct Proceedings of the 2021 International Conference on Distributed Computing and Networking","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/A5020234532","display_name":"Yuki Ogane","orcid":null},"institutions":[{"id":"https://openalex.org/I190508380","display_name":"Aichi Institute of Technology","ror":"https://ror.org/02qsepw74","country_code":"JP","type":"education","lineage":["https://openalex.org/I190508380"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Yuki Ogane","raw_affiliation_strings":["Aichi Institute of Technology, JP"],"affiliations":[{"raw_affiliation_string":"Aichi Institute of Technology, JP","institution_ids":["https://openalex.org/I190508380"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044053701","display_name":"Ryoga Mizuno","orcid":null},"institutions":[{"id":"https://openalex.org/I190508380","display_name":"Aichi Institute of Technology","ror":"https://ror.org/02qsepw74","country_code":"JP","type":"education","lineage":["https://openalex.org/I190508380"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryoga Mizuno","raw_affiliation_strings":["Aichi Institute of Technology, JP"],"affiliations":[{"raw_affiliation_string":"Aichi Institute of Technology, JP","institution_ids":["https://openalex.org/I190508380"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102105123","display_name":"Katsuhiko Kaji","orcid":null},"institutions":[{"id":"https://openalex.org/I190508380","display_name":"Aichi Institute of Technology","ror":"https://ror.org/02qsepw74","country_code":"JP","type":"education","lineage":["https://openalex.org/I190508380"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Katsuhiko Kaji","raw_affiliation_strings":["Aichi Institute of Technology, JP"],"affiliations":[{"raw_affiliation_string":"Aichi Institute of Technology, JP","institution_ids":["https://openalex.org/I190508380"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5020234532"],"corresponding_institution_ids":["https://openalex.org/I190508380"],"apc_list":null,"apc_paid":null,"fwci":0.0977,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.43182429,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"92","last_page":"97"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9894000291824341,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9894000291824341,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T12222","display_name":"IoT-based Smart Home Systems","score":0.9894000291824341,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9865000247955322,"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/beacon","display_name":"Beacon","score":0.7132619619369507},{"id":"https://openalex.org/keywords/doors","display_name":"Doors","score":0.6279481053352356},{"id":"https://openalex.org/keywords/closing","display_name":"Closing (real estate)","score":0.6166409850120544},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6115849614143372},{"id":"https://openalex.org/keywords/occupancy","display_name":"Occupancy","score":0.5756073594093323},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.56833815574646},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.4698915481567383},{"id":"https://openalex.org/keywords/window","display_name":"Window (computing)","score":0.4583835005760193},{"id":"https://openalex.org/keywords/bluetooth","display_name":"Bluetooth","score":0.44318288564682007},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.4343150854110718},{"id":"https://openalex.org/keywords/internet-of-things","display_name":"Internet of Things","score":0.42479270696640015},{"id":"https://openalex.org/keywords/bluetooth-low-energy","display_name":"Bluetooth Low Energy","score":0.42291259765625},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.41498199105262756},{"id":"https://openalex.org/keywords/acceleration","display_name":"Acceleration","score":0.41102683544158936},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2949182987213135},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.26146256923675537},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.2377399206161499},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1950511932373047},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.17690280079841614}],"concepts":[{"id":"https://openalex.org/C102168758","wikidata":"https://www.wikidata.org/wiki/Q7321258","display_name":"Beacon","level":2,"score":0.7132619619369507},{"id":"https://openalex.org/C125209513","wikidata":"https://www.wikidata.org/wiki/Q4037520","display_name":"Doors","level":2,"score":0.6279481053352356},{"id":"https://openalex.org/C2778775528","wikidata":"https://www.wikidata.org/wiki/Q5135432","display_name":"Closing (real estate)","level":2,"score":0.6166409850120544},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6115849614143372},{"id":"https://openalex.org/C160331591","wikidata":"https://www.wikidata.org/wiki/Q7075743","display_name":"Occupancy","level":2,"score":0.5756073594093323},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.56833815574646},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.4698915481567383},{"id":"https://openalex.org/C2778751112","wikidata":"https://www.wikidata.org/wiki/Q835016","display_name":"Window (computing)","level":2,"score":0.4583835005760193},{"id":"https://openalex.org/C546215728","wikidata":"https://www.wikidata.org/wiki/Q39531","display_name":"Bluetooth","level":3,"score":0.44318288564682007},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.4343150854110718},{"id":"https://openalex.org/C81860439","wikidata":"https://www.wikidata.org/wiki/Q251212","display_name":"Internet of Things","level":2,"score":0.42479270696640015},{"id":"https://openalex.org/C2776418194","wikidata":"https://www.wikidata.org/wiki/Q1638779","display_name":"Bluetooth Low Energy","level":4,"score":0.42291259765625},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.41498199105262756},{"id":"https://openalex.org/C117896860","wikidata":"https://www.wikidata.org/wiki/Q11376","display_name":"Acceleration","level":2,"score":0.41102683544158936},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2949182987213135},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.26146256923675537},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.2377399206161499},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1950511932373047},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.17690280079841614},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"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/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3427477.3428189","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3427477.3428189","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Adjunct Proceedings of the 2021 International Conference on Distributed Computing and Networking","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2100187838","https://openalex.org/W2553056185","https://openalex.org/W2606114483","https://openalex.org/W2750674591","https://openalex.org/W2753612504","https://openalex.org/W2755982260","https://openalex.org/W2768185129","https://openalex.org/W2898545087","https://openalex.org/W2899091816","https://openalex.org/W2899479509","https://openalex.org/W2900904867","https://openalex.org/W2904305399"],"related_works":["https://openalex.org/W4313213593","https://openalex.org/W2518860590","https://openalex.org/W2266339649","https://openalex.org/W2026217228","https://openalex.org/W2768262025","https://openalex.org/W4245169021","https://openalex.org/W2460679371","https://openalex.org/W2409493637","https://openalex.org/W2745286315","https://openalex.org/W3136975152"],"abstract_inverted_index":{"With":[0],"the":[1,4,28,73,82,88,95,98,129,134,140,143,153,160,168,174,183,187,192,197,202,208,211],"spread":[2],"of":[3,6,10,75,92,97,133,142,152,157,164,170,191,201,210],"Internet":[5],"things,":[7],"a":[8,104,158,165,171],"variety":[9],"sensors":[11,63],"have":[12,43,68],"been":[13,69],"attached":[14],"to":[15,23,37,48,71,106,149],"home":[16,40,51,77,117],"appliances,":[17,52],"and":[18,55,64,94,167,173,207],"it":[19],"has":[20],"become":[21],"possible":[22],"obtain":[24],"life-logs":[25],"based":[26,127],"on":[27,87,128,139],"information":[29],"obtained":[30],"from":[31],"these":[32],"sensors.":[33,60],"Life-logs":[34],"are":[35,46],"easy":[36],"collect":[38,49],"for":[39,50,124],"appliances":[41,78,118],"that":[42,182],"sensors,":[44],"but":[45],"difficult":[47],"doors,":[53],"chairs,":[54],"other":[56],"furniture":[57],"without":[58],"special":[59],"Previously,":[61],"acceleration":[62],"Wi-Fi":[65],"radio":[66,130],"waves":[67],"used":[70],"estimate":[72,186],"state":[74,125,141,150],"such":[76,115],"or":[79,90,119,155,162,189,199],"furniture.":[80,120],"However,":[81],"estimation":[83,99,126,151,175],"accuracy":[84,176],"greatly":[85],"depends":[86],"presence":[89],"absence":[91],"movement":[93],"size":[96],"object.":[100,144],"Therefore,":[101],"we":[102],"propose":[103],"method":[105,122,146,184],"place":[107],"Bluetooth":[108],"low":[109],"energy":[110],"beacons":[111],"directly":[112],"into":[113],"objects":[114],"as":[116],"This":[121],"allows":[123],"wave":[131],"intensity":[132],"beacon,":[135],"which":[136],"changes":[137],"depending":[138],"The":[145],"was":[147,177],"applied":[148],"opening":[154,161,188,198],"closing":[156,163,190,200],"refrigerator,":[159],"safe,":[166],"occupancy":[169,209],"chair,":[172],"confirmed.":[178],"Our":[179],"results":[180],"showed":[181],"could":[185],"refrigerator":[193],"with":[194,204,213],"99.2%":[195],"accuracy,":[196,206],"safe":[203],"93.8%":[205],"chair":[212],"98.9%":[214],"accuracy.":[215]},"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
