{"id":"https://openalex.org/W1982875638","doi":"https://doi.org/10.4304/jsw.6.7.1201-1208","title":"An Algorithm of Unsupervised Posture Clustering and Modeling Based on GMM and EM Estimation","display_name":"An Algorithm of Unsupervised Posture Clustering and Modeling Based on GMM and EM Estimation","publication_year":2011,"publication_date":"2011-07-01","ids":{"openalex":"https://openalex.org/W1982875638","doi":"https://doi.org/10.4304/jsw.6.7.1201-1208","mag":"1982875638"},"language":"en","primary_location":{"id":"doi:10.4304/jsw.6.7.1201-1208","is_oa":false,"landing_page_url":"https://doi.org/10.4304/jsw.6.7.1201-1208","pdf_url":null,"source":{"id":"https://openalex.org/S114141714","display_name":"Journal of Software","issn_l":"1796-217X","issn":["1796-217X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318660","host_organization_name":"Academy Publisher","host_organization_lineage":["https://openalex.org/P4310318660"],"host_organization_lineage_names":["Academy Publisher"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Software","raw_type":"journal-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/A5079533226","display_name":"Chuanxu Wang","orcid":"https://orcid.org/0000-0002-3004-0738"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Chuanxu Wang","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5079533226"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5151,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.66489709,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"6","issue":"7","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":0.9940000176429749,"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":0.9940000176429749,"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/T11398","display_name":"Hand Gesture Recognition Systems","score":0.989300012588501,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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":0.9611999988555908,"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/computer-science","display_name":"Computer science","score":0.8709800243377686},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.8096010684967041},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.7281259298324585},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6660582423210144},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.48955973982810974},{"id":"https://openalex.org/keywords/mixture-model","display_name":"Mixture model","score":0.47704023122787476},{"id":"https://openalex.org/keywords/unsupervised-learning","display_name":"Unsupervised learning","score":0.47342827916145325},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.43917083740234375},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3650173544883728},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08942127227783203}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8709800243377686},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.8096010684967041},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.7281259298324585},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6660582423210144},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.48955973982810974},{"id":"https://openalex.org/C61224824","wikidata":"https://www.wikidata.org/wiki/Q2260434","display_name":"Mixture model","level":2,"score":0.47704023122787476},{"id":"https://openalex.org/C8038995","wikidata":"https://www.wikidata.org/wiki/Q1152135","display_name":"Unsupervised learning","level":2,"score":0.47342827916145325},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.43917083740234375},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3650173544883728},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08942127227783203},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.4304/jsw.6.7.1201-1208","is_oa":false,"landing_page_url":"https://doi.org/10.4304/jsw.6.7.1201-1208","pdf_url":null,"source":{"id":"https://openalex.org/S114141714","display_name":"Journal of Software","issn_l":"1796-217X","issn":["1796-217X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318660","host_organization_name":"Academy Publisher","host_organization_lineage":["https://openalex.org/P4310318660"],"host_organization_lineage_names":["Academy Publisher"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Software","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W2013780029","https://openalex.org/W2026720449","https://openalex.org/W2027006788","https://openalex.org/W2078088780","https://openalex.org/W2090582154","https://openalex.org/W2096108608","https://openalex.org/W2097167920","https://openalex.org/W2097350683","https://openalex.org/W2104671481","https://openalex.org/W2118836531","https://openalex.org/W2119799051","https://openalex.org/W2125263419","https://openalex.org/W2153331007","https://openalex.org/W2157200118","https://openalex.org/W2159498975","https://openalex.org/W2160558030","https://openalex.org/W6675612396","https://openalex.org/W6677350381","https://openalex.org/W6682396568"],"related_works":["https://openalex.org/W3196155444","https://openalex.org/W328659180","https://openalex.org/W4321844043","https://openalex.org/W3210156800","https://openalex.org/W4390062853","https://openalex.org/W4297883248","https://openalex.org/W4255830763","https://openalex.org/W1583266947","https://openalex.org/W4286799911","https://openalex.org/W3165437720"],"abstract_inverted_index":{"this":[0],"paper":[1],"focuses":[2],"on":[3,58,68],"human":[4,10],"posture":[5,24,35,55,75],"clustering":[6,47],"and":[7,49,84,93],"modeling":[8],"for":[9],"action":[11],"recognition":[12],"in":[13],"the":[14,40,62],"field":[15],"of":[16,42,45],"computer":[17],"vision.":[18],"Specifically":[19],"we":[20,38,64,78],"mainly":[21],"talk":[22],"about":[23],"description":[25],"with":[26,82],"spatial":[27],"temporal":[28],"interesting":[29],"point":[30],"features":[31],"rather":[32],"than":[33],"traditional":[34],"segmentations;":[36],"also":[37],"give":[39],"comparisons":[41],"four":[43],"kinds":[44],"unsupervised":[46,54],"methods":[48],"continue":[50],"to":[51,71],"carry":[52],"out":[53],"classifications":[56],"based":[57,67],"Weizmann":[59,83],"database.":[60,87],"In":[61],"following":[63],"use":[65],"GMMs":[66],"EM":[69],"algorithm":[70],"model":[72],"each":[73],"clustered":[74],"type.":[76],"Finally":[77],"test":[79],"our":[80],"method":[81],"KTH":[85],"Action":[86],"These":[88],"experiments":[89],"show":[90],"its":[91],"effectiveness":[92],"robustness.":[94]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
