{"id":"https://openalex.org/W2558496198","doi":"https://doi.org/10.3233/978-1-61499-672-9-1062","title":"Unsupervised Activity Recognition Using Latent Semantic Analysis on a Mobile Robot","display_name":"Unsupervised Activity Recognition Using Latent Semantic Analysis on a Mobile Robot","publication_year":2016,"publication_date":"2016-01-01","ids":{"openalex":"https://openalex.org/W2558496198","doi":"https://doi.org/10.3233/978-1-61499-672-9-1062","mag":"2558496198"},"language":"en","primary_location":{"id":"doi:10.3233/978-1-61499-672-9-1062","is_oa":true,"landing_page_url":"https://doi.org/10.3233/978-1-61499-672-9-1062","pdf_url":null,"source":{"id":"https://openalex.org/S4210201731","display_name":"Frontiers in artificial intelligence and applications","issn_l":"0922-6389","issn":["0922-6389","1879-8314"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Artificial Intelligence and Applications","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.3233/978-1-61499-672-9-1062","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5063524295","display_name":"Paul Duckworth","orcid":"https://orcid.org/0000-0001-9052-6919"},"institutions":[{"id":"https://openalex.org/I130828816","display_name":"University of Leeds","ror":"https://ror.org/024mrxd33","country_code":"GB","type":"education","lineage":["https://openalex.org/I130828816"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Duckworth Paul","raw_affiliation_strings":["School of Computing University of Leeds, UK"],"affiliations":[{"raw_affiliation_string":"School of Computing University of Leeds, UK","institution_ids":["https://openalex.org/I130828816"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091171799","display_name":"Muhannad Alomari","orcid":null},"institutions":[{"id":"https://openalex.org/I130828816","display_name":"University of Leeds","ror":"https://ror.org/024mrxd33","country_code":"GB","type":"education","lineage":["https://openalex.org/I130828816"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Alomari Muhannad","raw_affiliation_strings":["School of Computing University of Leeds, UK"],"affiliations":[{"raw_affiliation_string":"School of Computing University of Leeds, UK","institution_ids":["https://openalex.org/I130828816"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067314953","display_name":"Yiannis Gatsoulis","orcid":null},"institutions":[{"id":"https://openalex.org/I130828816","display_name":"University of Leeds","ror":"https://ror.org/024mrxd33","country_code":"GB","type":"education","lineage":["https://openalex.org/I130828816"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Gatsoulis Yiannis","raw_affiliation_strings":["School of Computing University of Leeds, UK"],"affiliations":[{"raw_affiliation_string":"School of Computing University of Leeds, UK","institution_ids":["https://openalex.org/I130828816"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016844699","display_name":"David Hogg","orcid":"https://orcid.org/0000-0002-6125-9564"},"institutions":[{"id":"https://openalex.org/I130828816","display_name":"University of Leeds","ror":"https://ror.org/024mrxd33","country_code":"GB","type":"education","lineage":["https://openalex.org/I130828816"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Hogg David C.","raw_affiliation_strings":["School of Computing University of Leeds, UK"],"affiliations":[{"raw_affiliation_string":"School of Computing University of Leeds, UK","institution_ids":["https://openalex.org/I130828816"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024409281","display_name":"Anthony G. Cohn","orcid":"https://orcid.org/0000-0002-7652-8907"},"institutions":[{"id":"https://openalex.org/I130828816","display_name":"University of Leeds","ror":"https://ror.org/024mrxd33","country_code":"GB","type":"education","lineage":["https://openalex.org/I130828816"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Cohn Anthony G.","raw_affiliation_strings":["School of Computing University of Leeds, UK"],"affiliations":[{"raw_affiliation_string":"School of Computing University of Leeds, UK","institution_ids":["https://openalex.org/I130828816"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5063524295"],"corresponding_institution_ids":["https://openalex.org/I130828816"],"apc_list":null,"apc_paid":null,"fwci":0.8886,"has_fulltext":true,"cited_by_count":17,"citation_normalized_percentile":{"value":0.89647933,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10812","display_name":"Human Pose and Action Recognition","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"}},"topics":[{"id":"https://openalex.org/T10812","display_name":"Human Pose and Action Recognition","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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9990000128746033,"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/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9883000254631042,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5962811708450317},{"id":"https://openalex.org/keywords/latent-semantic-analysis","display_name":"Latent semantic analysis","score":0.4964166283607483},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.48750612139701843},{"id":"https://openalex.org/keywords/probabilistic-latent-semantic-analysis","display_name":"Probabilistic latent semantic analysis","score":0.4706360995769501},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3677821755409241}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5962811708450317},{"id":"https://openalex.org/C170133592","wikidata":"https://www.wikidata.org/wiki/Q1806883","display_name":"Latent semantic analysis","level":2,"score":0.4964166283607483},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.48750612139701843},{"id":"https://openalex.org/C112933361","wikidata":"https://www.wikidata.org/wiki/Q2845258","display_name":"Probabilistic latent semantic analysis","level":2,"score":0.4706360995769501},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3677821755409241}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3233/978-1-61499-672-9-1062","is_oa":true,"landing_page_url":"https://doi.org/10.3233/978-1-61499-672-9-1062","pdf_url":null,"source":{"id":"https://openalex.org/S4210201731","display_name":"Frontiers in artificial intelligence and applications","issn_l":"0922-6389","issn":["0922-6389","1879-8314"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Artificial Intelligence and Applications","raw_type":"book-chapter"},{"id":"pmh:oai:eprints.whiterose.ac.uk:103049","is_oa":false,"landing_page_url":"https://orcid.org/0000-0001-9052-6919>,","pdf_url":null,"source":{"id":"https://openalex.org/S4306400854","display_name":"White Rose Research Online (University of Leeds, The University of Sheffield, University of York)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2800616092","host_organization_name":"White Rose University Consortium","host_organization_lineage":["https://openalex.org/I2800616092"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"NonPeerReviewed"}],"best_oa_location":{"id":"doi:10.3233/978-1-61499-672-9-1062","is_oa":true,"landing_page_url":"https://doi.org/10.3233/978-1-61499-672-9-1062","pdf_url":null,"source":{"id":"https://openalex.org/S4210201731","display_name":"Frontiers in artificial intelligence and applications","issn_l":"0922-6389","issn":["0922-6389","1879-8314"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Artificial Intelligence and Applications","raw_type":"book-chapter"},"sustainable_development_goals":[{"score":0.6800000071525574,"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":59,"referenced_works":["https://openalex.org/W99952337","https://openalex.org/W146508469","https://openalex.org/W203345490","https://openalex.org/W1504911608","https://openalex.org/W1544277926","https://openalex.org/W1606539861","https://openalex.org/W1736726159","https://openalex.org/W1880262756","https://openalex.org/W1965612379","https://openalex.org/W1984912494","https://openalex.org/W1999438008","https://openalex.org/W2026140901","https://openalex.org/W2026531504","https://openalex.org/W2035036811","https://openalex.org/W2038485832","https://openalex.org/W2056339039","https://openalex.org/W2068576236","https://openalex.org/W2072644219","https://openalex.org/W2098339052","https://openalex.org/W2113054345","https://openalex.org/W2117973875","https://openalex.org/W2118153177","https://openalex.org/W2122075562","https://openalex.org/W2128951574","https://openalex.org/W2129418188","https://openalex.org/W2137476097","https://openalex.org/W2138615112","https://openalex.org/W2142412278","https://openalex.org/W2147152072","https://openalex.org/W2155268664","https://openalex.org/W2158169396","https://openalex.org/W2161484642","https://openalex.org/W2163115288","https://openalex.org/W2163273012","https://openalex.org/W2163359382","https://openalex.org/W2169466720","https://openalex.org/W2233195685","https://openalex.org/W2295007657","https://openalex.org/W2336416123","https://openalex.org/W2492383384","https://openalex.org/W2585125904","https://openalex.org/W2901136733","https://openalex.org/W2966207845","https://openalex.org/W4231510805","https://openalex.org/W4246614424","https://openalex.org/W6604120144","https://openalex.org/W6630243177","https://openalex.org/W6631451553","https://openalex.org/W6632600189","https://openalex.org/W6636230728","https://openalex.org/W6639619044","https://openalex.org/W6677549876","https://openalex.org/W6678098462","https://openalex.org/W6679000042","https://openalex.org/W6681698864","https://openalex.org/W6682839913","https://openalex.org/W6697521423","https://openalex.org/W6756486208","https://openalex.org/W7010726433"],"related_works":["https://openalex.org/W2111020819","https://openalex.org/W2588002110","https://openalex.org/W2775171027","https://openalex.org/W4389358025","https://openalex.org/W2267563544","https://openalex.org/W2303774322","https://openalex.org/W1690254038","https://openalex.org/W2890241594","https://openalex.org/W4295564123","https://openalex.org/W2420905679"],"abstract_inverted_index":{"We":[0,122],"show":[1,123],"that":[2,124,149],"by":[3,21,39,44],"using":[4,157],"qualitative":[5,30,78,129,158],"spatio-temporal":[6,79],"abstraction":[7,126],"methods,":[8],"we":[9,56],"can":[10,160],"learn":[11],"common":[12],"human":[13,41,114],"movements":[14],"and":[15,85,112,116,136,140,148],"activities":[16,37],"from":[17,35,82,119],"long":[18],"term":[19],"observation":[20],"a":[22,40,45,100,104,128,144,150],"mobile":[23,101],"robot.":[24],"Our":[25],"novel":[26],"framework":[27],"encodes":[28],"multiple":[29,138],"abstractions":[31],"of":[32,77,97,99,152],"RGBD":[33],"video":[34,83],"detected":[36],"performed":[38],"as":[42,91],"encoded":[43],"skeleton":[46,117],"pose":[47],"estimator.":[48],"Analogously":[49],"to":[50,62,108,134],"informational":[51],"retrieval":[52],"in":[53,68,143],"text":[54],"corpora,":[55],"use":[57],"Latent":[58],"Semantic":[59],"Analysis":[60],"(LSA)":[61],"uncover":[63],"latent,":[64],"semantically":[65],"meaningful,":[66],"concepts":[67,88],"an":[69],"unsupervised":[70],"manner,":[71],"where":[72],"the":[73,86,109,125,132],"vocabulary":[74,151],"is":[75],"occurrences":[76],"features":[80],"extracted":[81],"clips,":[84],"discovered":[87],"are":[89],"regarded":[90],"activity":[92,154],"classes.":[93],"The":[94],"limited":[95],"field":[96],"view":[98],"robot":[102,133],"represents":[103],"particular":[105],"challenge,":[106],"owing":[107],"obscured,":[110],"partial":[111,141],"noisy":[113,139],"detections":[115],"pose-estimates":[118],"its":[120],"environment.":[121],"into":[127],"space":[130],"helps":[131],"generalise":[135],"compare":[137],"observations":[142],"real":[145],"world":[146],"dataset":[147],"latent":[153],"classes":[155],"(expressed":[156],"features)":[159],"be":[161],"recovered.":[162]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2016-12-08T00:00:00"}