{"id":"https://openalex.org/W2157291767","doi":"https://doi.org/10.1109/percom.2009.4912826","title":"Smart cevices for smart environments: Device-free passive detection in real environments","display_name":"Smart cevices for smart environments: Device-free passive detection in real environments","publication_year":2009,"publication_date":"2009-03-01","ids":{"openalex":"https://openalex.org/W2157291767","doi":"https://doi.org/10.1109/percom.2009.4912826","mag":"2157291767"},"language":"en","primary_location":{"id":"doi:10.1109/percom.2009.4912826","is_oa":false,"landing_page_url":"https://doi.org/10.1109/percom.2009.4912826","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Conference on Pervasive Computing and Communications","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/A5054804264","display_name":"May Moussa","orcid":null},"institutions":[{"id":"https://openalex.org/I57629906","display_name":"Nile University","ror":"https://ror.org/03cg7cp61","country_code":"EG","type":"education","lineage":["https://openalex.org/I57629906"]}],"countries":["EG"],"is_corresponding":true,"raw_author_name":"May Moussa","raw_affiliation_strings":["Wireless Intelligent Networks Center (WINC), Nile University, Cairo, Egypt"],"affiliations":[{"raw_affiliation_string":"Wireless Intelligent Networks Center (WINC), Nile University, Cairo, Egypt","institution_ids":["https://openalex.org/I57629906"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5008352007","display_name":"Moustafa Youssef","orcid":"https://orcid.org/0000-0002-2063-4364"},"institutions":[{"id":"https://openalex.org/I57629906","display_name":"Nile University","ror":"https://ror.org/03cg7cp61","country_code":"EG","type":"education","lineage":["https://openalex.org/I57629906"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Moustafa Youssef","raw_affiliation_strings":["Wireless Intelligent Networks Center (WINC), Nile University, Cairo, Egypt"],"affiliations":[{"raw_affiliation_string":"Wireless Intelligent Networks Center (WINC), Nile University, Cairo, Egypt","institution_ids":["https://openalex.org/I57629906"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5054804264"],"corresponding_institution_ids":["https://openalex.org/I57629906"],"apc_list":null,"apc_paid":null,"fwci":10.7667,"has_fulltext":false,"cited_by_count":186,"citation_normalized_percentile":{"value":0.98748392,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"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":1.0,"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":1.0,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9940000176429749,"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"}},{"id":"https://openalex.org/T11158","display_name":"Wireless Networks and Protocols","score":0.9901000261306763,"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":0.7516965866088867},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.611282229423523},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.5512639880180359},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.5346445441246033},{"id":"https://openalex.org/keywords/intrusion-detection-system","display_name":"Intrusion detection system","score":0.5303353071212769},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.4885741174221039},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.43532848358154297},{"id":"https://openalex.org/keywords/track","display_name":"Track (disk drive)","score":0.4109194874763489},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.38678789138793945},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.32098549604415894},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.21935772895812988},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.1249224841594696}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7516965866088867},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.611282229423523},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.5512639880180359},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.5346445441246033},{"id":"https://openalex.org/C35525427","wikidata":"https://www.wikidata.org/wiki/Q745881","display_name":"Intrusion detection system","level":2,"score":0.5303353071212769},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.4885741174221039},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.43532848358154297},{"id":"https://openalex.org/C89992363","wikidata":"https://www.wikidata.org/wiki/Q5961558","display_name":"Track (disk drive)","level":2,"score":0.4109194874763489},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.38678789138793945},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.32098549604415894},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.21935772895812988},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.1249224841594696},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"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/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/percom.2009.4912826","is_oa":false,"landing_page_url":"https://doi.org/10.1109/percom.2009.4912826","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Conference on Pervasive Computing and Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.41999998688697815}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1994961964","https://openalex.org/W2006427429","https://openalex.org/W2051376734","https://openalex.org/W2094204865","https://openalex.org/W2097155149","https://openalex.org/W2112737587","https://openalex.org/W2134440651","https://openalex.org/W2164692160","https://openalex.org/W2170102584"],"related_works":["https://openalex.org/W4287880334","https://openalex.org/W2789518417","https://openalex.org/W4213217485","https://openalex.org/W4366700029","https://openalex.org/W4285230481","https://openalex.org/W2566545183","https://openalex.org/W2499449816","https://openalex.org/W2059085722","https://openalex.org/W4385769873","https://openalex.org/W4210856988"],"abstract_inverted_index":{"Device-free":[0],"passive":[1],"(DfP)":[2],"localization":[3,25],"is":[4],"a":[5,63,79,93,110,115],"system":[6,29,61,126],"envisioned":[7],"to":[8,45],"detect,":[9],"track,":[10],"and":[11,86],"identify":[12],"entities":[13],"that":[14,68,108,121],"do":[15],"not":[16],"carry":[17],"any":[18,40,46],"device,":[19],"nor":[20],"participate":[21],"actively":[22],"in":[23,62,78,92,114],"the":[24,55,59,69,103,122,125,134,139],"process.":[26],"A":[27],"DfP":[28,60],"allows":[30],"using":[31,39,133],"nominal":[32],"WiFi":[33],"equipment":[34],"for":[35,76],"intrusion":[36],"detection,":[37],"without":[38,137],"extra":[41],"hardware,":[42],"adding":[43],"smartness":[44],"WiFi-enabled":[47],"device.":[48],"In":[49],"this":[50],"paper,":[51],"we":[52],"focus":[53],"on":[54,102],"detection":[56,77],"function":[57],"of":[58,71,124],"real":[64,94,116],"environment.":[65,95,117],"We":[66,96],"show":[67,120],"performance":[70,112],"our":[72],"previously":[73],"developed":[74],"algorithms":[75],"controlled":[80],"environments,":[81],"which":[82],"achieved":[83],"100%":[84],"recall":[85,123],"precision,":[87],"degrades":[88],"significantly":[89],"when":[90,132],"tested":[91],"present":[97],"an":[98],"alternative":[99],"algorithm,":[100],"based":[101],"maximum":[104],"likelihood":[105],"estimator":[106],"(MLE),":[107],"has":[109],"significant":[111],"increase":[113],"Our":[118],"results":[119],"increases":[127],"by":[128],"more":[129],"than":[130],"10%":[131],"proposed":[135],"MLE":[136],"affecting":[138],"system's":[140],"precision.":[141]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":8},{"year":2019,"cited_by_count":21},{"year":2018,"cited_by_count":13},{"year":2017,"cited_by_count":12},{"year":2016,"cited_by_count":14},{"year":2015,"cited_by_count":18},{"year":2014,"cited_by_count":19},{"year":2013,"cited_by_count":22},{"year":2012,"cited_by_count":19}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
