{"id":"https://openalex.org/W3094762163","doi":"https://doi.org/10.1109/access.2020.3036226","title":"Unsupervised Recognition of Multi-Resident Activities in Smart-Homes","display_name":"Unsupervised Recognition of Multi-Resident Activities in Smart-Homes","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3094762163","doi":"https://doi.org/10.1109/access.2020.3036226","mag":"3094762163"},"language":"en","primary_location":{"id":"doi:10.1109/access.2020.3036226","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3036226","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09249033.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09249033.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5074097123","display_name":"Daniele Riboni","orcid":"https://orcid.org/0000-0002-0695-2040"},"institutions":[{"id":"https://openalex.org/I172446870","display_name":"University of Cagliari","ror":"https://ror.org/003109y17","country_code":"IT","type":"education","lineage":["https://openalex.org/I172446870"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Daniele Riboni","raw_affiliation_strings":["Department of Mathematics and Computer Science, University of Cagliari, Cagliari, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics and Computer Science, University of Cagliari, Cagliari, Italy","institution_ids":["https://openalex.org/I172446870"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069087777","display_name":"Flavia Murru","orcid":"https://orcid.org/0000-0003-4674-8295"},"institutions":[{"id":"https://openalex.org/I172446870","display_name":"University of Cagliari","ror":"https://ror.org/003109y17","country_code":"IT","type":"education","lineage":["https://openalex.org/I172446870"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Flavia Murru","raw_affiliation_strings":["Department of Mathematics and Computer Science, University of Cagliari, Cagliari, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics and Computer Science, University of Cagliari, Cagliari, Italy","institution_ids":["https://openalex.org/I172446870"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5074097123"],"corresponding_institution_ids":["https://openalex.org/I172446870"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.5712,"has_fulltext":true,"cited_by_count":22,"citation_normalized_percentile":{"value":0.85847362,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"8","issue":null,"first_page":"201985","last_page":"201994"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9998999834060669,"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/T12222","display_name":"IoT-based Smart Home Systems","score":0.9908999800682068,"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9714999794960022,"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/activity-recognition","display_name":"Activity recognition","score":0.8873885869979858},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7766761779785156},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.6069337725639343},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5434747338294983},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.5395587682723999},{"id":"https://openalex.org/keywords/labeled-data","display_name":"Labeled data","score":0.5002658367156982},{"id":"https://openalex.org/keywords/home-automation","display_name":"Home automation","score":0.49972081184387207},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.499309778213501},{"id":"https://openalex.org/keywords/activity-detection","display_name":"Activity detection","score":0.4488737881183624},{"id":"https://openalex.org/keywords/training-set","display_name":"Training set","score":0.42220357060432434},{"id":"https://openalex.org/keywords/smart-environment","display_name":"Smart environment","score":0.41798239946365356},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.39773645997047424},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.35095494985580444},{"id":"https://openalex.org/keywords/internet-of-things","display_name":"Internet of Things","score":0.15727156400680542},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.11089608073234558}],"concepts":[{"id":"https://openalex.org/C121687571","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity recognition","level":2,"score":0.8873885869979858},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7766761779785156},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.6069337725639343},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5434747338294983},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.5395587682723999},{"id":"https://openalex.org/C2776145971","wikidata":"https://www.wikidata.org/wiki/Q30673951","display_name":"Labeled data","level":2,"score":0.5002658367156982},{"id":"https://openalex.org/C507571656","wikidata":"https://www.wikidata.org/wiki/Q848436","display_name":"Home automation","level":2,"score":0.49972081184387207},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.499309778213501},{"id":"https://openalex.org/C2988656282","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Activity detection","level":2,"score":0.4488737881183624},{"id":"https://openalex.org/C51632099","wikidata":"https://www.wikidata.org/wiki/Q3985153","display_name":"Training set","level":2,"score":0.42220357060432434},{"id":"https://openalex.org/C152223200","wikidata":"https://www.wikidata.org/wiki/Q3055471","display_name":"Smart environment","level":3,"score":0.41798239946365356},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.39773645997047424},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.35095494985580444},{"id":"https://openalex.org/C81860439","wikidata":"https://www.wikidata.org/wiki/Q251212","display_name":"Internet of Things","level":2,"score":0.15727156400680542},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.11089608073234558},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/access.2020.3036226","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3036226","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09249033.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:9f5995ca255741fbaa1b2cd4bc62baa3","is_oa":true,"landing_page_url":"https://doaj.org/article/9f5995ca255741fbaa1b2cd4bc62baa3","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 8, Pp 201985-201994 (2020)","raw_type":"article"},{"id":"pmh:oai:iris.unica.it:11584/304734","is_oa":true,"landing_page_url":"http://hdl.handle.net/11584/304734","pdf_url":null,"source":{"id":"https://openalex.org/S4377196293","display_name":"UNICA IRIS Institutional Research Information System (University of Cagliari)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I172446870","host_organization_name":"University of Cagliari","host_organization_lineage":["https://openalex.org/I172446870"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1109/access.2020.3036226","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3036226","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09249033.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.550000011920929,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G453067482","display_name":null,"funder_award_id":"014-2020","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G5634946813","display_name":null,"funder_award_id":"2014-2020","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G8285486426","display_name":null,"funder_award_id":"CUP F74I19000900007","funder_id":"https://openalex.org/F4320315324","funder_display_name":"Fondazione di Sardegna"}],"funders":[{"id":"https://openalex.org/F4320315324","display_name":"Fondazione di Sardegna","ror":"https://ror.org/02sryfh37"},{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3094762163.pdf","grobid_xml":"https://content.openalex.org/works/W3094762163.grobid-xml"},"referenced_works_count":34,"referenced_works":["https://openalex.org/W1028107915","https://openalex.org/W1526362251","https://openalex.org/W1550109212","https://openalex.org/W1900978674","https://openalex.org/W1983362322","https://openalex.org/W1984764344","https://openalex.org/W1991133427","https://openalex.org/W2000773008","https://openalex.org/W2004099281","https://openalex.org/W2004903196","https://openalex.org/W2075613871","https://openalex.org/W2105594594","https://openalex.org/W2111692770","https://openalex.org/W2120478181","https://openalex.org/W2122410182","https://openalex.org/W2126511896","https://openalex.org/W2129516945","https://openalex.org/W2147880316","https://openalex.org/W2153536173","https://openalex.org/W2157783866","https://openalex.org/W2162543538","https://openalex.org/W2283118918","https://openalex.org/W2507418274","https://openalex.org/W2507807649","https://openalex.org/W2796394553","https://openalex.org/W2895942880","https://openalex.org/W2940383374","https://openalex.org/W4239830733","https://openalex.org/W6626628510","https://openalex.org/W6631399715","https://openalex.org/W6632874532","https://openalex.org/W6639690567","https://openalex.org/W6682082992","https://openalex.org/W6683637988"],"related_works":["https://openalex.org/W3003171896","https://openalex.org/W2980701909","https://openalex.org/W2059102265","https://openalex.org/W2777846208","https://openalex.org/W2474529778","https://openalex.org/W2903440013","https://openalex.org/W187587118","https://openalex.org/W2896666051","https://openalex.org/W2124823771","https://openalex.org/W2610740816"],"abstract_inverted_index":{"Several":[0],"methods":[1,24,51],"have":[2],"been":[3],"proposed":[4],"in":[5,19],"the":[6,26,36,44,57,77,93,145,153],"last":[7],"two":[8],"decades":[9],"to":[10,88,116,144],"recognize":[11,89],"human":[12],"activities":[13,65,91,133],"based":[14],"on":[15,101,113],"sensor":[16,67,104,121],"data":[17,105],"acquired":[18,107],"smart-homes.":[20],"While":[21],"most":[22],"existing":[23,50],"assume":[25],"presence":[27],"of":[28,39,46,59,64,95,131,147,155],"a":[29,32,60,85,109,128],"single":[30,110],"inhabitant,":[31],"few":[33],"techniques":[34],"tackle":[35],"challenging":[37],"issue":[38],"multi-resident":[40],"activity":[41,54,70],"recognition.":[42],"To":[43],"best":[45],"our":[47,136],"knowledge,":[48],"all":[49],"for":[52],"multi-inhabitant":[53,90,132],"recognition":[55],"require":[56],"acquisition":[58,154],"labeled":[61,96,156],"training":[62],"set":[63],"and":[66,74,112,123],"events.":[68],"Unfortunately,":[69],"labeling":[71],"is":[72],"costly":[73],"may":[75],"disrupt":[76],"users'":[78],"privacy.":[79],"In":[80],"this":[81],"article,":[82],"we":[83],"introduce":[84],"novel":[86],"technique":[87,99,137],"without":[92,151],"need":[94],"datasets.":[97],"Our":[98],"relies":[100],"an":[102,139],"unlabeled":[103],"stream":[106],"from":[108],"resident,":[111],"ontological":[114],"reasoning":[115],"extract":[117],"probabilistic":[118],"associations":[119],"among":[120],"events":[122],"activities.":[124],"Extensive":[125],"experiments":[126],"with":[127],"large":[129],"dataset":[130],"show":[134],"that":[135],"achieves":[138],"average":[140],"accuracy":[141],"very":[142],"close":[143],"one":[146],"state-of-the-art":[148],"supervised":[149],"methods,":[150],"requiring":[152],"data.":[157]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":3}],"updated_date":"2026-03-18T14:38:29.013473","created_date":"2025-10-10T00:00:00"}