{"id":"https://openalex.org/W1996347321","doi":"https://doi.org/10.1109/percom.2014.6813955","title":"The telepathic phone: Frictionless activity recognition from WiFi-RSSI","display_name":"The telepathic phone: Frictionless activity recognition from WiFi-RSSI","publication_year":2014,"publication_date":"2014-03-01","ids":{"openalex":"https://openalex.org/W1996347321","doi":"https://doi.org/10.1109/percom.2014.6813955","mag":"1996347321"},"language":"en","primary_location":{"id":"doi:10.1109/percom.2014.6813955","is_oa":false,"landing_page_url":"https://doi.org/10.1109/percom.2014.6813955","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Pervasive Computing and Communications (PerCom)","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/A5045150110","display_name":"Stephan Sigg","orcid":"https://orcid.org/0000-0001-6118-3355"},"institutions":[{"id":"https://openalex.org/I74656192","display_name":"University of G\u00f6ttingen","ror":"https://ror.org/01y9bpm73","country_code":"DE","type":"education","lineage":["https://openalex.org/I74656192"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Stephan Sigg","raw_affiliation_strings":["Georg-August University Goettingen, Germany","Georg August Univ, Goettingen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Georg-August University Goettingen, Germany","institution_ids":["https://openalex.org/I74656192"]},{"raw_affiliation_string":"Georg August Univ, Goettingen, Germany","institution_ids":["https://openalex.org/I74656192"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001053523","display_name":"Ulf Blanke","orcid":null},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Ulf Blanke","raw_affiliation_strings":["ETH Zurich, Wearable Computing Lab, Switzerland","Wearable Computing Lab, ETH Zurich, Switzerland#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ETH Zurich, Wearable Computing Lab, Switzerland","institution_ids":["https://openalex.org/I35440088"]},{"raw_affiliation_string":"Wearable Computing Lab, ETH Zurich, Switzerland#TAB#","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017473656","display_name":"Gerhard Tr\u00f6ster","orcid":"https://orcid.org/0000-0002-9278-1638"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Gerhard Troster","raw_affiliation_strings":["ETH Zurich, Wearable Computing Lab, Switzerland","Wearable Computing Lab, ETH Zurich, Switzerland#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ETH Zurich, Wearable Computing Lab, Switzerland","institution_ids":["https://openalex.org/I35440088"]},{"raw_affiliation_string":"Wearable Computing Lab, ETH Zurich, Switzerland#TAB#","institution_ids":["https://openalex.org/I35440088"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":144,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"148","last_page":"155"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9998999834060669,"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":0.9998999834060669,"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9977999925613403,"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/T12740","display_name":"Gait Recognition and Analysis","score":0.9923999905586243,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/gesture","display_name":"Gesture","score":0.8549309968948364},{"id":"https://openalex.org/keywords/mobile-phone","display_name":"Mobile phone","score":0.7518197298049927},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7074885964393616},{"id":"https://openalex.org/keywords/phone","display_name":"Phone","score":0.5739260911941528},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.5360771417617798},{"id":"https://openalex.org/keywords/mobile-interaction","display_name":"Mobile interaction","score":0.5212774276733398},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.44128525257110596},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3596819043159485},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3000923991203308},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11574959754943848},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.06906348466873169}],"concepts":[{"id":"https://openalex.org/C207347870","wikidata":"https://www.wikidata.org/wiki/Q371174","display_name":"Gesture","level":2,"score":0.8549309968948364},{"id":"https://openalex.org/C2777421447","wikidata":"https://www.wikidata.org/wiki/Q17517","display_name":"Mobile phone","level":2,"score":0.7518197298049927},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7074885964393616},{"id":"https://openalex.org/C2778707766","wikidata":"https://www.wikidata.org/wiki/Q202064","display_name":"Phone","level":2,"score":0.5739260911941528},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.5360771417617798},{"id":"https://openalex.org/C115121344","wikidata":"https://www.wikidata.org/wiki/Q6887140","display_name":"Mobile interaction","level":3,"score":0.5212774276733398},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.44128525257110596},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3596819043159485},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3000923991203308},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11574959754943848},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.06906348466873169},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/percom.2014.6813955","is_oa":false,"landing_page_url":"https://doi.org/10.1109/percom.2014.6813955","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Pervasive Computing and Communications (PerCom)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W1485718738","https://openalex.org/W1677905530","https://openalex.org/W1970756365","https://openalex.org/W1975325338","https://openalex.org/W1983705368","https://openalex.org/W1997446368","https://openalex.org/W2003113842","https://openalex.org/W2009338408","https://openalex.org/W2033030227","https://openalex.org/W2033541192","https://openalex.org/W2033819483","https://openalex.org/W2038423830","https://openalex.org/W2039506494","https://openalex.org/W2064399680","https://openalex.org/W2087355434","https://openalex.org/W2115612038","https://openalex.org/W2129045955","https://openalex.org/W2131576659","https://openalex.org/W2141336889","https://openalex.org/W2151056056","https://openalex.org/W2151393764","https://openalex.org/W2151929055","https://openalex.org/W2157770256","https://openalex.org/W2158350802","https://openalex.org/W2164692160","https://openalex.org/W2170589361","https://openalex.org/W2952327846","https://openalex.org/W4233748389","https://openalex.org/W4236310305","https://openalex.org/W4299565574","https://openalex.org/W6637441032","https://openalex.org/W6649759698","https://openalex.org/W6658577317","https://openalex.org/W6680772378","https://openalex.org/W6682198518","https://openalex.org/W6682369624","https://openalex.org/W6763969507"],"related_works":["https://openalex.org/W2101102258","https://openalex.org/W2925183195","https://openalex.org/W1789019621","https://openalex.org/W2325451640","https://openalex.org/W4253663785","https://openalex.org/W2140513043","https://openalex.org/W2065924200","https://openalex.org/W2098874407","https://openalex.org/W1504832885","https://openalex.org/W2724757803"],"abstract_inverted_index":{"We":[0,48,75],"investigate":[1],"the":[2,16,42,55,77,127,133,136,147],"use":[3],"of":[4,18,57,79,101,110,135,139,157],"WiFi":[5],"Received":[6],"Signal":[7],"Strength":[8],"Information":[9],"(RSSI)":[10],"at":[11],"a":[12,27,59,62,90,99,140],"mobile":[13,63,91,141],"phone":[14,64],"for":[15,54,132,146,172],"recognition":[17,32],"situations,":[19],"activities":[20],"and":[21,29,44,51,65,83,119,166],"gestures.":[22,151],"In":[23],"particular,":[24],"we":[25],"propose":[26,66],"device-free":[28],"passive":[30],"activity":[31,71],"system":[33,60,153],"that":[34],"does":[35],"not":[36],"require":[37],"any":[38],"device":[39,142],"carried":[40],"by":[41,89],"user":[43],"uses":[45],"ambient":[46],"signals.":[47],"discuss":[49],"challenges":[50],"lessons":[52],"learned":[53],"design":[56],"such":[58],"on":[61,170],"appropriate":[67],"features":[68],"to":[69,129],"extract":[70],"characteristics":[72],"from":[73,86],"RSSI.":[74],"demonstrate":[76,126],"feasibility":[78],"recognising":[80],"activities,":[81],"gestures":[82,165],"environmental":[84,137],"situations":[85],"RSSI":[87,112,131],"obtained":[88],"phone.":[92],"The":[93,152],"case":[94],"studies":[95],"were":[96],"conducted":[97],"over":[98],"period":[100],"about":[102,107],"two":[103,117],"months":[104],"in":[105,116,123],"which":[106],"12":[108],"hours":[109],"continuous":[111],"data":[113],"was":[114],"sampled,":[115],"countries":[118],"with":[120,149],"11":[121,164],"participants":[122],"total.":[124],"Results":[125],"potential":[128],"utilise":[130],"extension":[134],"perception":[138],"as":[143,145,161,163],"well":[144],"interaction":[148],"touch-free":[150],"achieves":[154],"an":[155],"accuracy":[156],"0.51":[158],"while":[159],"distinguishing":[160],"many":[162],"can":[167],"reach":[168],"0.72":[169],"average":[171],"four":[173],"more":[174],"disparate":[175],"ones.":[176]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":14},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":10},{"year":2019,"cited_by_count":25},{"year":2018,"cited_by_count":21},{"year":2017,"cited_by_count":16},{"year":2016,"cited_by_count":12},{"year":2015,"cited_by_count":11},{"year":2014,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}