{"id":"https://openalex.org/W2151929055","doi":"https://doi.org/10.1109/vtcfall.2012.6399382","title":"Activity recognition from radio frequency data: Multi-stage recognition and features","display_name":"Activity recognition from radio frequency data: Multi-stage recognition and features","publication_year":2012,"publication_date":"2012-09-01","ids":{"openalex":"https://openalex.org/W2151929055","doi":"https://doi.org/10.1109/vtcfall.2012.6399382","mag":"2151929055"},"language":"en","primary_location":{"id":"doi:10.1109/vtcfall.2012.6399382","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2012.6399382","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Vehicular Technology Conference (VTC Fall)","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/A5102898277","display_name":"Shuyu Shi","orcid":"https://orcid.org/0000-0003-4841-8388"},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shuyu Shi","raw_affiliation_strings":["National Institute of Informatics, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Informatics, Japan","institution_ids":["https://openalex.org/I184597095"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045150110","display_name":"Stephan Sigg","orcid":"https://orcid.org/0000-0001-6118-3355"},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Stephan Sigg","raw_affiliation_strings":["National Institute of Informatics, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Informatics, Japan","institution_ids":["https://openalex.org/I184597095"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037098061","display_name":"Yusheng Ji","orcid":"https://orcid.org/0000-0003-4364-8491"},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yusheng Ji","raw_affiliation_strings":["National Institute of Informatics, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Informatics, Japan","institution_ids":["https://openalex.org/I184597095"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I184597095"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9997000098228455,"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":0.9997000098228455,"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":0.9994000196456909,"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/T12801","display_name":"Bluetooth and Wireless Communication Technologies","score":0.992900013923645,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7509521245956421},{"id":"https://openalex.org/keywords/stage","display_name":"Stage (stratigraphy)","score":0.5923200249671936},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5765682458877563},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.5690850019454956},{"id":"https://openalex.org/keywords/activity-recognition","display_name":"Activity recognition","score":0.53682941198349},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5357633829116821},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.49103784561157227},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.46723657846450806},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.45005252957344055},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10028064250946045}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7509521245956421},{"id":"https://openalex.org/C146357865","wikidata":"https://www.wikidata.org/wiki/Q1123245","display_name":"Stage (stratigraphy)","level":2,"score":0.5923200249671936},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5765682458877563},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.5690850019454956},{"id":"https://openalex.org/C121687571","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity recognition","level":2,"score":0.53682941198349},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5357633829116821},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.49103784561157227},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.46723657846450806},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.45005252957344055},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10028064250946045},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtcfall.2012.6399382","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2012.6399382","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Vehicular Technology Conference (VTC Fall)","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":27,"referenced_works":["https://openalex.org/W1569735419","https://openalex.org/W1677905530","https://openalex.org/W1809001740","https://openalex.org/W1897824230","https://openalex.org/W2016256442","https://openalex.org/W2030147582","https://openalex.org/W2097575504","https://openalex.org/W2101507453","https://openalex.org/W2103388129","https://openalex.org/W2105046342","https://openalex.org/W2112130409","https://openalex.org/W2117752571","https://openalex.org/W2132603770","https://openalex.org/W2151034334","https://openalex.org/W2152615204","https://openalex.org/W2164692160","https://openalex.org/W2949737820","https://openalex.org/W2951012689","https://openalex.org/W3200950865","https://openalex.org/W6633951613","https://openalex.org/W6637441032","https://openalex.org/W6638487310","https://openalex.org/W6639845559","https://openalex.org/W6675583992","https://openalex.org/W6684976770","https://openalex.org/W6763620326","https://openalex.org/W6801965015"],"related_works":["https://openalex.org/W3195649134","https://openalex.org/W2281498195","https://openalex.org/W2329386257","https://openalex.org/W2503350049","https://openalex.org/W2017526120","https://openalex.org/W2610664080","https://openalex.org/W2188304107","https://openalex.org/W2397616145","https://openalex.org/W2761510556","https://openalex.org/W2892259437"],"abstract_inverted_index":{"We":[0],"introduce":[1],"a":[2,25,42,67],"novel":[3],"activity":[4],"recognition":[5],"method":[6],"based":[7],"on":[8,44,59],"the":[9,18,50,56,60,72,76],"RF-signal":[10],"originated":[11],"from":[12],"ambient":[13],"FM":[14],"radio":[15],"source.":[16],"For":[17],"purpose":[19],"of":[20,62,78],"classifying":[21],"activities,":[22,35],"we":[23],"utilise":[24],"two":[26],"stage":[27,69],"approach":[28],"which":[29],"can":[30],"initially":[31],"distinguish":[32],"between":[33],"coarse-grained":[34],"then":[36],"make":[37],"further":[38],"fine-grained":[39],"recognition.":[40],"Additionally,":[41],"study":[43],"features":[45],"is":[46],"conducted":[47],"to":[48,54,66],"investigate":[49],"most":[51],"suitable":[52],"combination":[53],"achieve":[55],"highest":[57],"accuracy":[58],"detection":[61],"activities.":[63],"By":[64],"comparing":[65],"one":[68],"classification":[70],"process,":[71],"experimental":[73],"results":[74],"demonstrate":[75],"advantage":[77],"our":[79],"designed":[80],"approach.":[81]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":6}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
