{"id":"https://openalex.org/W2153863125","doi":"https://doi.org/10.1109/wacv.2011.5711513","title":"Multi-view human action recognition system employing 2DPCA","display_name":"Multi-view human action recognition system employing 2DPCA","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W2153863125","doi":"https://doi.org/10.1109/wacv.2011.5711513","mag":"2153863125"},"language":"en","primary_location":{"id":"doi:10.1109/wacv.2011.5711513","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wacv.2011.5711513","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Workshop on Applications of Computer Vision (WACV)","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/A5022593450","display_name":"Mohamed A. Naiel","orcid":"https://orcid.org/0000-0001-9099-4827"},"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":"Mohamed A. Naiel","raw_affiliation_strings":["Nile University, Egypt"],"affiliations":[{"raw_affiliation_string":"Nile University, Egypt","institution_ids":["https://openalex.org/I57629906"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110803042","display_name":"Moataz M. Abdelwahab","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":false,"raw_author_name":"Moataz M. Abdelwahab","raw_affiliation_strings":["Nile University, Egypt"],"affiliations":[{"raw_affiliation_string":"Nile University, Egypt","institution_ids":["https://openalex.org/I57629906"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073517222","display_name":"Motaz El-Saban","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Motaz El-Saban","raw_affiliation_strings":["Laboratory Microsoft Research, Cairo Microsoft Innovation, Cairo, Egypt"],"affiliations":[{"raw_affiliation_string":"Laboratory Microsoft Research, Cairo Microsoft Innovation, Cairo, Egypt","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5022593450"],"corresponding_institution_ids":["https://openalex.org/I57629906"],"apc_list":null,"apc_paid":null,"fwci":2.8332,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.92654153,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"40","issue":null,"first_page":"270","last_page":"275"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10812","display_name":"Human Pose and Action Recognition","score":1.0,"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":1.0,"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/T12740","display_name":"Gait Recognition and Analysis","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9977999925613403,"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/robustness","display_name":"Robustness (evolution)","score":0.7894498109817505},{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"Principal component analysis","score":0.7386480569839478},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7134130597114563},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.7129015326499939},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6487280130386353},{"id":"https://openalex.org/keywords/invariant","display_name":"Invariant (physics)","score":0.5825230479240417},{"id":"https://openalex.org/keywords/action-recognition","display_name":"Action recognition","score":0.5325708985328674},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5211687088012695},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5083577036857605},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.4965124726295471},{"id":"https://openalex.org/keywords/running-time","display_name":"Running time","score":0.4121139645576477},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.4119989275932312},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3744649887084961},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20113906264305115}],"concepts":[{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.7894498109817505},{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.7386480569839478},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7134130597114563},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.7129015326499939},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6487280130386353},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.5825230479240417},{"id":"https://openalex.org/C2987834672","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Action recognition","level":3,"score":0.5325708985328674},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5211687088012695},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5083577036857605},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.4965124726295471},{"id":"https://openalex.org/C3017489831","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Running time","level":2,"score":0.4121139645576477},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.4119989275932312},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3744649887084961},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20113906264305115},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"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},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wacv.2011.5711513","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wacv.2011.5711513","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Workshop on Applications of Computer Vision (WACV)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8999999761581421,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1595303710","https://openalex.org/W2000569680","https://openalex.org/W2010399676","https://openalex.org/W2013076218","https://openalex.org/W2020886071","https://openalex.org/W2074604714","https://openalex.org/W2101194540","https://openalex.org/W2102544846","https://openalex.org/W2110142955","https://openalex.org/W2114484845","https://openalex.org/W2115212129","https://openalex.org/W2129496455","https://openalex.org/W2136399672","https://openalex.org/W2141218264","https://openalex.org/W2151119523","https://openalex.org/W2154346517","https://openalex.org/W2156135524","https://openalex.org/W2159498975","https://openalex.org/W2165095705","https://openalex.org/W2165715280","https://openalex.org/W2166070055","https://openalex.org/W2172207578","https://openalex.org/W6635470711","https://openalex.org/W6669095753","https://openalex.org/W6676671045","https://openalex.org/W6680015892","https://openalex.org/W6684241028"],"related_works":["https://openalex.org/W1975632186","https://openalex.org/W3027745756","https://openalex.org/W3205213561","https://openalex.org/W2531880140","https://openalex.org/W2126145365","https://openalex.org/W2036609560","https://openalex.org/W346861917","https://openalex.org/W3024018414","https://openalex.org/W1542592062","https://openalex.org/W4380081032"],"abstract_inverted_index":{"A":[0],"novel":[1],"algorithm":[2],"for":[3],"view-invariant":[4],"human":[5],"action":[6,83],"recognition":[7,59],"is":[8,12],"presented.":[9],"This":[10,43],"approach":[11],"based":[13],"on":[14,22,80],"Two-Dimensional":[15],"Principal":[16],"Component":[17],"Analysis":[18],"(2DPCA)":[19],"applied":[20],"directly":[21],"the":[23,29,36,40,46,57,70,75,81,85,90,94,117],"Motion":[24,30],"Energy":[25],"Image":[26,32],"(MEI)":[27],"or":[28],"History":[31],"(MHI)":[33],"in":[34,74,113,119],"both":[35],"spatial":[37],"domain":[38],"and":[39,84,100],"transform":[41],"domain.":[42],"method":[44],"reduces":[45],"computational":[47,114],"complexity":[48,115],"by":[49],"a":[50],"factor":[51],"of":[52,93,107],"at":[53],"least":[54],"66,":[55],"achieving":[56],"highest":[58],"accuracy":[60],"per":[61],"camera,":[62],"while":[63],"maintaining":[64],"minimum":[65],"storage":[66],"requirements,":[67],"compared":[68],"with":[69,104],"most":[71],"recent":[72],"reports":[73],"field.":[76],"Experimental":[77],"results":[78],"performed":[79],"Weizmann":[82],"INIRIA":[86],"IXMAS":[87],"datasets":[88],"confirm":[89],"excellent":[91],"properties":[92],"proposed":[95],"algorithm,":[96],"showing":[97],"its":[98],"robustness":[99],"ability":[101],"to":[102],"work":[103],"small":[105],"number":[106],"training":[108],"sequences.":[109],"The":[110],"dramatic":[111],"reduction":[112],"promotes":[116],"use":[118],"real":[120],"time":[121],"applications.":[122]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
