{"id":"https://openalex.org/W4399835891","doi":"https://doi.org/10.1145/3637528.3671708","title":"Make Your Home Safe: Time-aware Unsupervised User Behavior Anomaly Detection in Smart Homes via Loss-guided Mask","display_name":"Make Your Home Safe: Time-aware Unsupervised User Behavior Anomaly Detection in Smart Homes via Loss-guided Mask","publication_year":2024,"publication_date":"2024-08-24","ids":{"openalex":"https://openalex.org/W4399835891","doi":"https://doi.org/10.1145/3637528.3671708"},"language":"en","primary_location":{"id":"doi:10.1145/3637528.3671708","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3637528.3671708","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3637528.3671708","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3637528.3671708","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033074326","display_name":"Jingyu Xiao","orcid":"https://orcid.org/0000-0002-2394-2995"},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingyu Xiao","raw_affiliation_strings":["Peng Cheng Laboratory &amp; Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0002-2394-2995","affiliations":[{"raw_affiliation_string":"Peng Cheng Laboratory &amp; Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071543199","display_name":"Zhiyao Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I4210115513","display_name":"Xi\u2019an University","ror":"https://ror.org/01zzmf129","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210115513"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiyao Xu","raw_affiliation_strings":["Xi'an University of Electronic Science and Technology, Xi'an, China"],"raw_orcid":"https://orcid.org/0009-0004-5815-5520","affiliations":[{"raw_affiliation_string":"Xi'an University of Electronic Science and Technology, Xi'an, China","institution_ids":["https://openalex.org/I4210115513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079973133","display_name":"Qingsong Zou","orcid":"https://orcid.org/0000-0002-7892-0021"},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingsong Zou","raw_affiliation_strings":["Tsinghua Shenzhen International Graduate School &amp; Peng Cheng Laboratory, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0002-7892-0021","affiliations":[{"raw_affiliation_string":"Tsinghua Shenzhen International Graduate School &amp; Peng Cheng Laboratory, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100734609","display_name":"Qing Li","orcid":"https://orcid.org/0000-0002-6071-473X"},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qing Li","raw_affiliation_strings":["Peng Cheng Laboratory, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0002-6071-473X","affiliations":[{"raw_affiliation_string":"Peng Cheng Laboratory, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100899183","display_name":"Dan Zhao","orcid":"https://orcid.org/0000-0001-9016-5594"},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dan Zhao","raw_affiliation_strings":["Peng Cheng Laborotary, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0001-9016-5594","affiliations":[{"raw_affiliation_string":"Peng Cheng Laborotary, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100605499","display_name":"Fang Dong","orcid":"https://orcid.org/0000-0002-3427-7011"},"institutions":[{"id":"https://openalex.org/I2250653659","display_name":"Tencent (China)","ror":"https://ror.org/00hhjss72","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250653659"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dong Fang","raw_affiliation_strings":["Tencent, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0002-3427-7011","affiliations":[{"raw_affiliation_string":"Tencent, Shenzhen, China","institution_ids":["https://openalex.org/I2250653659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100713350","display_name":"Ruoyu Li","orcid":"https://orcid.org/0000-0003-0754-2817"},"institutions":[{"id":"https://openalex.org/I4210114105","display_name":"Tsinghua\u2013Berkeley Shenzhen Institute","ror":"https://ror.org/02hhwwz98","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210114105","https://openalex.org/I95457486","https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ruoyu Li","raw_affiliation_strings":["Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0003-0754-2817","affiliations":[{"raw_affiliation_string":"Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":["https://openalex.org/I4210114105"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101133015","display_name":"Wenxin Tang","orcid":"https://orcid.org/0000-0002-9156-0251"},"institutions":[{"id":"https://openalex.org/I4210114105","display_name":"Tsinghua\u2013Berkeley Shenzhen Institute","ror":"https://ror.org/02hhwwz98","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210114105","https://openalex.org/I95457486","https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenxin Tang","raw_affiliation_strings":["Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0002-9156-0251","affiliations":[{"raw_affiliation_string":"Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":["https://openalex.org/I4210114105"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102910706","display_name":"Kang Li","orcid":"https://orcid.org/0000-0002-1353-2028"},"institutions":[{"id":"https://openalex.org/I4210114105","display_name":"Tsinghua\u2013Berkeley Shenzhen Institute","ror":"https://ror.org/02hhwwz98","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210114105","https://openalex.org/I95457486","https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kang Li","raw_affiliation_strings":["Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0002-1353-2028","affiliations":[{"raw_affiliation_string":"Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":["https://openalex.org/I4210114105"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050509821","display_name":"Xudong Zuo","orcid":"https://orcid.org/0000-0001-7535-7950"},"institutions":[{"id":"https://openalex.org/I4210114105","display_name":"Tsinghua\u2013Berkeley Shenzhen Institute","ror":"https://ror.org/02hhwwz98","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210114105","https://openalex.org/I95457486","https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xudong Zuo","raw_affiliation_strings":["Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0001-7535-7950","affiliations":[{"raw_affiliation_string":"Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":["https://openalex.org/I4210114105"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100703625","display_name":"Penghui Hu","orcid":null},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Penghui Hu","raw_affiliation_strings":["Tsinghua University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-8960-9271","affiliations":[{"raw_affiliation_string":"Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101626204","display_name":"Yong Jiang","orcid":"https://orcid.org/0000-0002-4260-1395"},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Jiang","raw_affiliation_strings":["Tsinghua Shenzhen International Graduate School &amp; Peng Cheng Laboratory, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0002-4260-1395","affiliations":[{"raw_affiliation_string":"Tsinghua Shenzhen International Graduate School &amp; Peng Cheng Laboratory, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102981462","display_name":"Zixuan Weng","orcid":"https://orcid.org/0009-0000-6820-4286"},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zixuan Weng","raw_affiliation_strings":["Beijing Jiaotong University, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0000-6820-4286","affiliations":[{"raw_affiliation_string":"Beijing Jiaotong University, Beijing, China","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069596903","display_name":"Michael R. Lyu","orcid":"https://orcid.org/0000-0002-3666-5798"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Michael R. Lyu","raw_affiliation_strings":["The Chinese University of Hong Kong, Hong Kong, China"],"raw_orcid":"https://orcid.org/0000-0002-3666-5798","affiliations":[{"raw_affiliation_string":"The Chinese University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":12,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"3551","last_page":"3562"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9973000288009644,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9947999715805054,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/anomaly-detection","display_name":"Anomaly detection","score":0.7328060865402222},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.690436601638794},{"id":"https://openalex.org/keywords/home-automation","display_name":"Home automation","score":0.49820852279663086},{"id":"https://openalex.org/keywords/anomaly","display_name":"Anomaly (physics)","score":0.4249376654624939},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4237768054008484},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.3423976004123688},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3384137749671936},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.12678444385528564}],"concepts":[{"id":"https://openalex.org/C739882","wikidata":"https://www.wikidata.org/wiki/Q3560506","display_name":"Anomaly detection","level":2,"score":0.7328060865402222},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.690436601638794},{"id":"https://openalex.org/C507571656","wikidata":"https://www.wikidata.org/wiki/Q848436","display_name":"Home automation","level":2,"score":0.49820852279663086},{"id":"https://openalex.org/C12997251","wikidata":"https://www.wikidata.org/wiki/Q567560","display_name":"Anomaly (physics)","level":2,"score":0.4249376654624939},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4237768054008484},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3423976004123688},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3384137749671936},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.12678444385528564},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3637528.3671708","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3637528.3671708","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3637528.3671708","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2406.10928","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2406.10928","pdf_url":"https://arxiv.org/pdf/2406.10928","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"doi:10.1145/3637528.3671708","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3637528.3671708","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3637528.3671708","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G973676509","display_name":null,"funder_award_id":"2022YFB3105000","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4399835891.pdf"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W2051552208","https://openalex.org/W2508433864","https://openalex.org/W2613352518","https://openalex.org/W2788114581","https://openalex.org/W2909431601","https://openalex.org/W2963367478","https://openalex.org/W2978329087","https://openalex.org/W2983029853","https://openalex.org/W2984100107","https://openalex.org/W2990216812","https://openalex.org/W2994850640","https://openalex.org/W3047333263","https://openalex.org/W3129323241","https://openalex.org/W3200664681","https://openalex.org/W4224318508","https://openalex.org/W4287848620","https://openalex.org/W4288057730","https://openalex.org/W4306317250","https://openalex.org/W4313156423","https://openalex.org/W4361769806","https://openalex.org/W4385565675","https://openalex.org/W4385695483","https://openalex.org/W4387086808","https://openalex.org/W6603692524"],"related_works":["https://openalex.org/W2806741695","https://openalex.org/W4290647774","https://openalex.org/W3189286258","https://openalex.org/W3207797160","https://openalex.org/W3210364259","https://openalex.org/W4300558037","https://openalex.org/W2912112202","https://openalex.org/W2667207928","https://openalex.org/W4377864969","https://openalex.org/W2972971679"],"abstract_inverted_index":{"Smart":[0],"homes,":[1],"powered":[2],"by":[3],"the":[4,68,100,155],"Internet":[5],"of":[6,24,70,157,170],"Things,":[7],"offer":[8],"great":[9],"convenience":[10],"but":[11],"also":[12,181],"pose":[13],"security":[14],"concerns":[15],"due":[16],"to":[17,39,98,102,122,129,153],"abnormal":[18,41],"behaviors,":[19,61,106],"such":[20],"as":[21],"improper":[22],"operations":[23],"users":[25],"and":[26,43,150,180],"potential":[27,45],"attacks":[28],"from":[29],"malicious":[30],"attackers.":[31],"Several":[32],"behavior":[33,85],"modeling":[34],"methods":[35],"have":[36],"been":[37],"proposed":[38],"identify":[40],"behaviors":[42,149,152,159,172],"mitigate":[44,154],"risks.":[46],"However,":[47],"their":[48],"performance":[49],"often":[50,109],"falls":[51],"short":[52],"because":[53],"they":[54],"do":[55],"not":[56],"effectively":[57],"learn":[58,103],"less":[59,104],"frequent":[60,105],"consider":[62],"temporal":[63,124,131],"context,":[64],"or":[65],"account":[66],"for":[67,147],"impact":[69],"noise":[71,151,158],"in":[72],"human":[73],"behaviors.":[74],"In":[75],"this":[76],"paper,":[77],"we":[78,90,114,135],"propose":[79,115,136],"SmartGuard,":[80],"an":[81],"autoencoder-based":[82],"unsupervised":[83],"user":[84],"anomaly":[86,171],"detection":[87],"framework.":[88],"First,":[89],"design":[91],"a":[92,116,137],"Loss-guided":[93],"Dynamic":[94],"Mask":[95],"Strategy":[96],"(LDMS)":[97],"encourage":[99],"model":[101],"which":[107],"are":[108],"overlooked":[110],"during":[111,160],"learning.":[112],"Second,":[113],"Three-level":[117],"Time-aware":[118],"Position":[119],"Embedding":[120],"(TTPE)":[121],"incorporate":[123],"information":[125],"into":[126],"positional":[127],"embedding":[128],"detect":[130],"context":[132],"anomaly.":[133],"Third,":[134],"Noise-aware":[138],"Weighted":[139],"Reconstruction":[140],"Loss":[141],"(NWRL)":[142],"that":[143,174],"assigns":[144],"different":[145],"weights":[146],"routine":[148],"interference":[156],"inference.":[161],"Comprehensive":[162],"experiments":[163],"on":[164],"three":[165],"datasets":[166],"with":[167],"ten":[168],"types":[169],"demonstrates":[173],"SmartGuard":[175],"consistently":[176],"outperforms":[177],"state-of-the-art":[178],"baselines":[179],"offers":[182],"highly":[183],"interpretable":[184],"results.":[185]},"counts_by_year":[{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
