{"id":"https://openalex.org/W2054544692","doi":"https://doi.org/10.1145/2800835.2800862","title":"A privacy-conscious human-tracking system","display_name":"A privacy-conscious human-tracking system","publication_year":2015,"publication_date":"2015-01-01","ids":{"openalex":"https://openalex.org/W2054544692","doi":"https://doi.org/10.1145/2800835.2800862","mag":"2054544692"},"language":"en","primary_location":{"id":"doi:10.1145/2800835.2800862","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2800835.2800862","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2015 ACM International Symposium on Wearable Computers - UbiComp '15","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/A5112646151","display_name":"Kiyohiko Takahashi","orcid":null},"institutions":[{"id":"https://openalex.org/I118347220","display_name":"NEC (Japan)","ror":"https://ror.org/04jndar25","country_code":"JP","type":"company","lineage":["https://openalex.org/I118347220"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kiyohiko Takahashi","raw_affiliation_strings":["NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I118347220"]},{"raw_affiliation_string":"NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan#TAB#","institution_ids":["https://openalex.org/I118347220"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053244556","display_name":"Wataru Hattori","orcid":null},"institutions":[{"id":"https://openalex.org/I118347220","display_name":"NEC (Japan)","ror":"https://ror.org/04jndar25","country_code":"JP","type":"company","lineage":["https://openalex.org/I118347220"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Wataru Hattori","raw_affiliation_strings":["NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I118347220"]},{"raw_affiliation_string":"NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan#TAB#","institution_ids":["https://openalex.org/I118347220"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091589039","display_name":"Ryo Kawai","orcid":"https://orcid.org/0000-0002-4387-9508"},"institutions":[{"id":"https://openalex.org/I118347220","display_name":"NEC (Japan)","ror":"https://ror.org/04jndar25","country_code":"JP","type":"company","lineage":["https://openalex.org/I118347220"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryo Kawai","raw_affiliation_strings":["NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I118347220"]},{"raw_affiliation_string":"NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan#TAB#","institution_ids":["https://openalex.org/I118347220"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001202118","display_name":"Yusuke Takahashi","orcid":"https://orcid.org/0000-0002-6272-5758"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yusuke Takahashi","raw_affiliation_strings":["NEC Laboratories Singapore, Innovis, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NEC Laboratories Singapore, Innovis, Singapore","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001848811","display_name":"Hiroyoshi Miyano","orcid":null},"institutions":[{"id":"https://openalex.org/I118347220","display_name":"NEC (Japan)","ror":"https://ror.org/04jndar25","country_code":"JP","type":"company","lineage":["https://openalex.org/I118347220"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroyoshi Miyano","raw_affiliation_strings":["NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I118347220"]},{"raw_affiliation_string":"NEC Corporation, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan#TAB#","institution_ids":["https://openalex.org/I118347220"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010463798","display_name":"Daichi Shimohata","orcid":null},"institutions":[{"id":"https://openalex.org/I118347220","display_name":"NEC (Japan)","ror":"https://ror.org/04jndar25","country_code":"JP","type":"company","lineage":["https://openalex.org/I118347220"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Daichi Shimohata","raw_affiliation_strings":["NEC Engineering Ltd., Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NEC Engineering Ltd., Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I118347220"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112091620","display_name":"Shin-ichi Mikami","orcid":null},"institutions":[{"id":"https://openalex.org/I118347220","display_name":"NEC (Japan)","ror":"https://ror.org/04jndar25","country_code":"JP","type":"company","lineage":["https://openalex.org/I118347220"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shinichi Mikami","raw_affiliation_strings":["NEC Engineering Ltd., Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NEC Engineering Ltd., Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa, Japan","institution_ids":["https://openalex.org/I118347220"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4118,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.52764159,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"317","last_page":"320"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9876999855041504,"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":0.9876999855041504,"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/T10080","display_name":"Energy Efficient Wireless Sensor Networks","score":0.9682999849319458,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10986","display_name":"RFID technology advancements","score":0.9262999892234802,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/wearable-computer","display_name":"Wearable computer","score":0.7634668350219727},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6933934688568115},{"id":"https://openalex.org/keywords/radio-frequency-identification","display_name":"Radio-frequency identification","score":0.6860812902450562},{"id":"https://openalex.org/keywords/tracking-system","display_name":"Tracking system","score":0.5915554761886597},{"id":"https://openalex.org/keywords/tracking","display_name":"Tracking (education)","score":0.52159583568573},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.5104964971542358},{"id":"https://openalex.org/keywords/trace","display_name":"TRACE (psycholinguistics)","score":0.49590978026390076},{"id":"https://openalex.org/keywords/wearable-technology","display_name":"Wearable technology","score":0.43858957290649414},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.40162959694862366},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.39679062366485596},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3392525315284729},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.2991396188735962},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.23661836981773376},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.20793411135673523}],"concepts":[{"id":"https://openalex.org/C150594956","wikidata":"https://www.wikidata.org/wiki/Q1334829","display_name":"Wearable computer","level":2,"score":0.7634668350219727},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6933934688568115},{"id":"https://openalex.org/C204222849","wikidata":"https://www.wikidata.org/wiki/Q104954","display_name":"Radio-frequency identification","level":2,"score":0.6860812902450562},{"id":"https://openalex.org/C154586513","wikidata":"https://www.wikidata.org/wiki/Q4420972","display_name":"Tracking system","level":3,"score":0.5915554761886597},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.52159583568573},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.5104964971542358},{"id":"https://openalex.org/C75291252","wikidata":"https://www.wikidata.org/wiki/Q1315756","display_name":"TRACE (psycholinguistics)","level":2,"score":0.49590978026390076},{"id":"https://openalex.org/C54290928","wikidata":"https://www.wikidata.org/wiki/Q4845080","display_name":"Wearable technology","level":3,"score":0.43858957290649414},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.40162959694862366},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.39679062366485596},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3392525315284729},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.2991396188735962},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.23661836981773376},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.20793411135673523},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2800835.2800862","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2800835.2800862","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2015 ACM International Symposium on Wearable Computers - UbiComp '15","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.6499999761581421}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W2055301263","https://openalex.org/W3035348547"],"related_works":["https://openalex.org/W3090300519","https://openalex.org/W2514492205","https://openalex.org/W4250401876","https://openalex.org/W2943851981","https://openalex.org/W2566526749","https://openalex.org/W2907667791","https://openalex.org/W3047461507","https://openalex.org/W3126390843","https://openalex.org/W4245880644","https://openalex.org/W4312415459"],"abstract_inverted_index":{"We":[0,63],"demonstrate":[1],"a":[2,71,100,105,114],"privacy-conscious":[3],"system":[4,9,18,44,54,69,75,91],"for":[5,97],"human":[6,67],"tracking.":[7],"This":[8,53,74],"can":[10,55,76],"locate":[11],"persons":[12,58],"without":[13],"any":[14],"wearable":[15],"device.":[16],"The":[17],"detects":[19],"their":[20],"footprints":[21],"by":[22],"applying":[23],"near-field":[24],"tag":[25],"antenna":[26],"based":[27],"sensing":[28],"(NF-TABS)":[29],"technology":[30],"which":[31],"uses":[32,45],"passive":[33],"radio-frequency":[34],"identification":[35],"(RFID)":[36],"tags":[37,48],"as":[38],"sensors":[39],"[1]":[40],"[2].":[41],"And":[42],"the":[43,51,57,66,79,87],"other":[46],"RFID":[47],"to":[49,94,111],"recognize":[50],"person.":[52],"trace":[56],"from":[59],"these":[60],"two":[61],"inputs.":[62],"verify":[64],"that":[65],"tracking":[68],"identifies":[70],"person":[72,80],"walking.":[73],"also":[77],"identify":[78],"while":[81],"few":[82],"people":[83],"are":[84],"walking":[85],"over":[86],"sensor":[88,107],"sheet.":[89],"Since":[90],"is":[92],"designed":[93,104],"watch":[95],"out":[96],"elders":[98],"in":[99,109],"nursing":[101],"home,":[102],"we":[103],"thin":[106],"sheet":[108],"order":[110],"comply":[112],"with":[113],"Japanese":[115],"barrier":[116],"free":[117],"guideline.":[118]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
