{"id":"https://openalex.org/W3176300156","doi":"https://doi.org/10.1109/icce-berlin53567.2021.9720024","title":"Personal and Intuitive Indoor Navigation System based on Digital Twin","display_name":"Personal and Intuitive Indoor Navigation System based on Digital Twin","publication_year":2021,"publication_date":"2021-11-15","ids":{"openalex":"https://openalex.org/W3176300156","doi":"https://doi.org/10.1109/icce-berlin53567.2021.9720024","mag":"3176300156"},"language":"en","primary_location":{"id":"doi:10.1109/icce-berlin53567.2021.9720024","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icce-berlin53567.2021.9720024","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 11th International Conference on Consumer Electronics (ICCE-Berlin)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5102320087","display_name":"Toru Kobayashi","orcid":null},"institutions":[{"id":"https://openalex.org/I43777268","display_name":"Nagasaki University","ror":"https://ror.org/058h74p94","country_code":"JP","type":"education","lineage":["https://openalex.org/I43777268"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Toru Kobayashi","raw_affiliation_strings":["Nagasaki University,School of Information and Data Sciences,Nagasaki,Japan","School of Information and Data Sciences, Nagasaki University, Nagasaki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nagasaki University,School of Information and Data Sciences,Nagasaki,Japan","institution_ids":["https://openalex.org/I43777268"]},{"raw_affiliation_string":"School of Information and Data Sciences, Nagasaki University, Nagasaki, Japan","institution_ids":["https://openalex.org/I43777268"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070794369","display_name":"Yoshifumi Onimaru","orcid":null},"institutions":[{"id":"https://openalex.org/I43777268","display_name":"Nagasaki University","ror":"https://ror.org/058h74p94","country_code":"JP","type":"education","lineage":["https://openalex.org/I43777268"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshifumi Onimaru","raw_affiliation_strings":["Nagasaki University,Graduate School of Engineering,Nagasaki,Japan","Graduate School of Engineering, Nagasaki University, Nagasaki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nagasaki University,Graduate School of Engineering,Nagasaki,Japan","institution_ids":["https://openalex.org/I43777268"]},{"raw_affiliation_string":"Graduate School of Engineering, Nagasaki University, Nagasaki, Japan","institution_ids":["https://openalex.org/I43777268"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047630650","display_name":"Kazuki Fukae","orcid":null},"institutions":[{"id":"https://openalex.org/I43777268","display_name":"Nagasaki University","ror":"https://ror.org/058h74p94","country_code":"JP","type":"education","lineage":["https://openalex.org/I43777268"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kazuki Fukae","raw_affiliation_strings":["Nagasaki University,Graduate School of Engineering,Nagasaki,Japan","Graduate School of Engineering, Nagasaki University, Nagasaki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nagasaki University,Graduate School of Engineering,Nagasaki,Japan","institution_ids":["https://openalex.org/I43777268"]},{"raw_affiliation_string":"Graduate School of Engineering, Nagasaki University, Nagasaki, Japan","institution_ids":["https://openalex.org/I43777268"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101135611","display_name":"Tetsuo Imai","orcid":null},"institutions":[{"id":"https://openalex.org/I57930482","display_name":"Hiroshima City University","ror":"https://ror.org/001et4e78","country_code":"JP","type":"education","lineage":["https://openalex.org/I57930482"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tetsuo Imai","raw_affiliation_strings":["Hiroshima City University,Graduate School of Information Sciences,Hiroshima,Japan","Graduate School of Information Sciences, Hiroshima City University, Hiroshima, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hiroshima City University,Graduate School of Information Sciences,Hiroshima,Japan","institution_ids":["https://openalex.org/I57930482"]},{"raw_affiliation_string":"Graduate School of Information Sciences, Hiroshima City University, Hiroshima, Japan","institution_ids":["https://openalex.org/I57930482"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Kenichi Arai","orcid":null},"institutions":[{"id":"https://openalex.org/I43777268","display_name":"Nagasaki University","ror":"https://ror.org/058h74p94","country_code":"JP","type":"education","lineage":["https://openalex.org/I43777268"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kenichi Arai","raw_affiliation_strings":["Nagasaki University,School of Information and Data Sciences,Nagasaki,Japan","School of Information and Data Sciences, Nagasaki University, Nagasaki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nagasaki University,School of Information and Data Sciences,Nagasaki,Japan","institution_ids":["https://openalex.org/I43777268"]},{"raw_affiliation_string":"School of Information and Data Sciences, Nagasaki University, Nagasaki, Japan","institution_ids":["https://openalex.org/I43777268"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003622414","display_name":"Eisuke Nakazawa","orcid":null},"institutions":[{"id":"https://openalex.org/I67530263","display_name":"Denso (United States)","ror":"https://ror.org/02w314k38","country_code":"US","type":"company","lineage":["https://openalex.org/I4210132650","https://openalex.org/I67530263"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Eisuke Nakazawa","raw_affiliation_strings":["DENSO WAVE Incorporated,AUTO-ID Division,Engineering Department,Nagasaki,Japan","Engineering Department, AUTO-ID Division, DENSO WAVE Incorporated, Nagasaki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DENSO WAVE Incorporated,AUTO-ID Division,Engineering Department,Nagasaki,Japan","institution_ids":["https://openalex.org/I67530263"]},{"raw_affiliation_string":"Engineering Department, AUTO-ID Division, DENSO WAVE Incorporated, Nagasaki, Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013640686","display_name":"Tomohito Suzuki","orcid":null},"institutions":[{"id":"https://openalex.org/I67530263","display_name":"Denso (United States)","ror":"https://ror.org/02w314k38","country_code":"US","type":"company","lineage":["https://openalex.org/I4210132650","https://openalex.org/I67530263"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tomohito Suzuki","raw_affiliation_strings":["DENSO WAVE Incorporated,AUTO-ID Division,Engineering Department,Nagasaki,Japan","Engineering Department, AUTO-ID Division, DENSO WAVE Incorporated, Nagasaki, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DENSO WAVE Incorporated,AUTO-ID Division,Engineering Department,Nagasaki,Japan","institution_ids":["https://openalex.org/I67530263"]},{"raw_affiliation_string":"Engineering Department, AUTO-ID Division, DENSO WAVE Incorporated, Nagasaki, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.12345679,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11622","display_name":"Maritime Navigation and Safety","score":0.7059999704360962,"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"}},"topics":[{"id":"https://openalex.org/T11622","display_name":"Maritime Navigation and Safety","score":0.7059999704360962,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7017194628715515},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.4357859194278717}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7017194628715515},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.4357859194278717}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icce-berlin53567.2021.9720024","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icce-berlin53567.2021.9720024","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 11th International Conference on Consumer Electronics (ICCE-Berlin)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.6600000262260437,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2309756165","https://openalex.org/W2921507566","https://openalex.org/W2994651634","https://openalex.org/W2998687972","https://openalex.org/W3011489811","https://openalex.org/W3115204434","https://openalex.org/W6698557051"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052","https://openalex.org/W4402327032","https://openalex.org/W2382290278"],"abstract_inverted_index":{"When":[0],"the":[1,34,47,94,103,128,171,195],"navigation":[2,35,193],"system":[3,189],"guides":[4],"you":[5],"to":[6,45,50,119,145,154,212],"a":[7,16,23,37,55,107,124,133,141,155,175,182,188,204],"destination,":[8],"such":[9,157],"as":[10,116,158],"an":[11,89],"exit":[12],"and":[13,18,111,161,216],"store":[14],"in":[15,54,181,194],"multi-story":[17],"wide":[19],"building,":[20,108],"for":[21,60],"example,":[22,41],"subway":[24],"station":[25],"yard,":[26],"large":[27],"shopping":[28],"mall,":[29],"it":[30,42],"is":[31,43,84,164,170,207],"important":[32],"that":[33,91,190],"matches":[36],"user\u2019s":[38,120],"preference.":[39],"For":[40],"desired":[44],"provide":[46],"shortest":[48,95],"path":[49,59,96],"those":[51,61],"who":[52,62],"are":[53,63,114],"hurry,":[56],"or":[57],"barrier-free":[58],"wheelchair":[64],"users.":[65],"In":[66,138,184],"buildings":[67],"where":[68,109],"radio":[69],"waves":[70],"received":[71],"from":[72],"positioning":[73],"satellites":[74],"cannot":[75],"be":[76],"expected,":[77],"accurate":[78],"position":[79,135],"estimation":[80,136],"by":[81,122,178],"other":[82],"means":[83],"demanded.":[85],"Therefore,":[86],"we":[87,186],"developed":[88,187],"algorithm":[90],"automatically":[92],"calculates":[93],"using":[97,210],"Dijkstra":[98],"method":[99],"after":[100,150],"dynamically":[101],"changing":[102],"graph":[104],"structure":[105],"of":[106,127,174,197],"destinations":[110],"branch":[112],"points":[113],"defined":[115],"nodes,":[117],"according":[118],"preference":[121],"creating":[123],"digital":[125,205],"twin":[126,206],"building.":[129],"We":[130],"also":[131],"established":[132],"multi-factor":[134],"method.":[137],"this":[139],"method,":[140],"QR":[142],"code":[143],"attached":[144],"every":[146],"node":[147],"corrects":[148],"positions":[149],"\u201cstatic":[151],"information\u201d":[152,168],"specific":[153],"point,":[156],"Wi-Fi":[159],"intensity":[160],"air":[162],"pressure,":[163],"combined":[165],"with":[166],"\u201cdynamic":[167],"which":[169,203],"moving":[172,214],"state":[173],"user":[176],"detected":[177],"sensors":[179],"implemented":[180],"smartphone.":[183],"addition,":[185],"enables":[191],"intuitive":[192],"School":[196],"Engineering":[198],"Building":[199],"no.1,":[200],"Nagasaki":[201],"University,":[202],"applied":[208],"to,":[209],"AR":[211],"display":[213],"directions":[215],"evaluated":[217],"its":[218],"effectiveness.":[219]},"counts_by_year":[{"year":2025,"cited_by_count":3}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}