{"id":"https://openalex.org/W2936137191","doi":"https://doi.org/10.11591/ijece.v9i4.pp2451-2459","title":"Crowd Recognition System Based on Optical Flow Along with SVM classifier","display_name":"Crowd Recognition System Based on Optical Flow Along with SVM classifier","publication_year":2019,"publication_date":"2019-08-01","ids":{"openalex":"https://openalex.org/W2936137191","doi":"https://doi.org/10.11591/ijece.v9i4.pp2451-2459","mag":"2936137191"},"language":"en","primary_location":{"id":"doi:10.11591/ijece.v9i4.pp2451-2459","doi":"https://doi.org/10.11591/ijece.v9i4.pp2451-2459","is_oa":true,"landing_page_url":"https://doi.org/10.11591/ijece.v9i4.pp2451-2459","pdf_url":"http://ijece.iaescore.com/index.php/IJECE/article/download/9790/12587","source":{"id":"https://openalex.org/S2764532672","display_name":"International Journal of Electrical and Computer Engineering (IJECE)","issn_l":"2088-8708","issn":["2088-8708"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315009","host_organization_name":"Institute of Advanced Engineering and Science (IAES)","host_organization_lineage":["https://openalex.org/P4310315009"],"host_organization_lineage_names":["Institute of Advanced Engineering and Science (IAES)"],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Electrical and Computer Engineering (IJECE)","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"http://ijece.iaescore.com/index.php/IJECE/article/download/9790/12587","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5035041983","display_name":"K Shreedarshan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405255153","display_name":"Ramaiah Institute of Technology","ror":"https://ror.org/02nyr4y94","country_code":"IN","type":"education","lineage":["https://openalex.org/I4405255153"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Shreedarshan K","raw_affiliation_strings":["Ramaiah Institute of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ramaiah Institute of Technology","institution_ids":["https://openalex.org/I4405255153"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5105714096","display_name":"S. Sethu Selvi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405255153","display_name":"Ramaiah Institute of Technology","ror":"https://ror.org/02nyr4y94","country_code":"IN","type":"education","lineage":["https://openalex.org/I4405255153"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S.Sethu Selvi","raw_affiliation_strings":["M S Ramaiah Institute of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"M S Ramaiah Institute of Technology","institution_ids":["https://openalex.org/I4405255153"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4405255153"],"apc_list":null,"apc_paid":null,"fwci":0.4478,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.63075048,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"9","issue":"4","first_page":"2451","last_page":"2451"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9477999806404114,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9477999806404114,"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":0.048900000751018524,"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/T10812","display_name":"Human Pose and Action Recognition","score":0.0007999999797903001,"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/optical-flow","display_name":"optical flow","score":0.8669999837875366},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"support vector machine","score":0.9240000247955322},{"id":"https://openalex.org/keywords/harris-corner-detection","display_name":"Harris corner detection","score":0.8949999809265137},{"id":"https://openalex.org/keywords/video-surveillance","display_name":"video surveillance","score":0.7110000252723694},{"id":"https://openalex.org/keywords/crowd-safety","display_name":"crowd safety","score":0.5630000233650208},{"id":"https://openalex.org/keywords/real-time-video-surveillance","display_name":"real-time video surveillance","score":0.5569999814033508}],"concepts":[{"id":"https://openalex.org/C155542232","wikidata":"https://www.wikidata.org/wiki/Q736111","display_name":"Optical flow","level":3,"score":0.8262470960617065},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7403661608695984},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6920709609985352},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.6369922161102295},{"id":"https://openalex.org/C2778223634","wikidata":"https://www.wikidata.org/wiki/Q224952","display_name":"Suspect","level":2,"score":0.6084368228912354},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.5788804292678833},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5385343432426453},{"id":"https://openalex.org/C44042526","wikidata":"https://www.wikidata.org/wiki/Q1355183","display_name":"Crowd psychology","level":2,"score":0.43805426359176636},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3605765700340271},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.32706478238105774},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.10778206586837769},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.11591/ijece.v9i4.pp2451-2459","doi":"https://doi.org/10.11591/ijece.v9i4.pp2451-2459","is_oa":true,"landing_page_url":"https://doi.org/10.11591/ijece.v9i4.pp2451-2459","pdf_url":"http://ijece.iaescore.com/index.php/IJECE/article/download/9790/12587","source":{"id":"https://openalex.org/S2764532672","display_name":"International Journal of Electrical and Computer Engineering (IJECE)","issn_l":"2088-8708","issn":["2088-8708"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315009","host_organization_name":"Institute of Advanced Engineering and Science (IAES)","host_organization_lineage":["https://openalex.org/P4310315009"],"host_organization_lineage_names":["Institute of Advanced Engineering and Science (IAES)"],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Electrical and Computer Engineering (IJECE)","raw_type":"journal-article"},{"id":"pmh:oai:zenodo.org:4065778","doi":null,"is_oa":true,"landing_page_url":"https://zenodo.org/record/4065778","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.11591/ijece.v9i4.pp2451-2459","doi":"https://doi.org/10.11591/ijece.v9i4.pp2451-2459","is_oa":true,"landing_page_url":"https://doi.org/10.11591/ijece.v9i4.pp2451-2459","pdf_url":"http://ijece.iaescore.com/index.php/IJECE/article/download/9790/12587","source":{"id":"https://openalex.org/S2764532672","display_name":"International Journal of Electrical and Computer Engineering (IJECE)","issn_l":"2088-8708","issn":["2088-8708"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315009","host_organization_name":"Institute of Advanced Engineering and Science (IAES)","host_organization_lineage":["https://openalex.org/P4310315009"],"host_organization_lineage_names":["Institute of Advanced Engineering and Science (IAES)"],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Electrical and Computer Engineering (IJECE)","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2936137191.pdf","grobid_xml":"https://content.openalex.org/works/W2936137191.grobid-xml"},"referenced_works_count":36,"referenced_works":["https://openalex.org/W113360314","https://openalex.org/W1837114036","https://openalex.org/W1967456674","https://openalex.org/W1969914528","https://openalex.org/W1971907514","https://openalex.org/W1972743048","https://openalex.org/W1983103633","https://openalex.org/W2004149082","https://openalex.org/W2012931101","https://openalex.org/W2015543695","https://openalex.org/W2032488278","https://openalex.org/W2033810668","https://openalex.org/W2041390734","https://openalex.org/W2056309674","https://openalex.org/W2060503210","https://openalex.org/W2078342103","https://openalex.org/W2097363716","https://openalex.org/W2107323262","https://openalex.org/W2108404684","https://openalex.org/W2125105611","https://openalex.org/W2138092272","https://openalex.org/W2140321142","https://openalex.org/W2146417595","https://openalex.org/W2160302285","https://openalex.org/W2162418566","https://openalex.org/W2164261375","https://openalex.org/W2164489414","https://openalex.org/W2172207578","https://openalex.org/W2340117178","https://openalex.org/W2476588267","https://openalex.org/W2529306867","https://openalex.org/W2741602733","https://openalex.org/W3143144647","https://openalex.org/W4231213837","https://openalex.org/W4247760752","https://openalex.org/W4250313873"],"related_works":["https://openalex.org/W2941814558","https://openalex.org/W7104375881","https://openalex.org/W2950878404","https://openalex.org/W2752383117","https://openalex.org/W1974122567","https://openalex.org/W2765721895","https://openalex.org/W4405790864","https://openalex.org/W2003787024","https://openalex.org/W4394978121","https://openalex.org/W2757711365"],"abstract_inverted_index":{"The":[0,105,193],"manuscript":[1],"discusses":[2],"about":[3,30],"abnormalities":[4],"in":[5,32,36,123,214],"a":[6,14,33,37,47,51,84,178,203,221],"crowded":[7,38],"scenario.":[8],"To":[9],"prevent":[10,24,65],"the":[11,27,68,88,94,102,120,129,132,140,162],"mishap":[12,45],"at":[13],"public":[15],"place,":[16],"there":[17,40],"is":[18,55,83,108,137,149,169,181,186,196,211],"no":[19],"much":[20],"mechanism":[21],"which":[22,201],"could":[23,75],"or":[25,50],"alert":[26],"concerned":[28,89],"authority":[29,90],"suspects":[31],"crowd.":[34,130],"Usually":[35],"scene,":[39],"are":[41,97],"chances":[42],"of":[43,125,135,142,154,156,164,190],"some":[44],"like":[46],"terrorist":[48],"attack":[49],"crime.":[52],"Our":[53],"target":[54],"finding":[56],"techniques":[57],"to":[58,63,100,118,198],"identify":[59,76,101],"such":[60],"activities":[61],"and":[62,77,86],"possibly":[64],"them.":[66],"If":[67],"crowd":[69,226],"members":[70],"exhibit":[71],"abnormal":[72,103],"behavior,":[73],"we":[74],"say":[78],"that":[79],"this":[80,174],"particular":[81],"person":[82],"suspect":[85],"then":[87],"would":[91],"look":[92],"into":[93],"matter.":[95],"There":[96],"various":[98],"methods":[99],"behavior.":[104],"proposed":[106],"approach":[107,210],"based":[109],"on":[110,161],"optical":[111,167,175,184],"flow":[112,168,176,185],"model.":[113],"It":[114],"has":[115],"an":[116,126,166,187],"ability":[117],"detect":[119],"sudden":[121],"changes":[122],"motion":[124,136,143,158],"individual":[127,191],"among":[128],"First,":[131],"main":[133],"region":[134],"extracted":[138,157],"by":[139],"help":[141],"heat":[144],"map.":[145],"Harris":[146],"corner":[147],"detector":[148],"used":[150],"for":[151],"extracting":[152],"point":[153,163],"interest":[155,165],"area.":[159],"Based":[160],"estimated":[170],"here.":[171],"After":[172],"analyzing":[173],"model,":[177],"threshold":[179,194],"value":[180,195],"fixed.":[182],"Basically":[183],"energy":[188],"level":[189],"frame.":[192],"forwarded":[197],"SVM":[199],"classifier,":[200],"produces":[202],"better":[204],"result":[205],"with":[206],"99.71%":[207],"accuracy.":[208],"This":[209],"very":[212],"useful":[213],"real":[215],"time":[216],"video":[217],"surveillance":[218],"system":[219],"where":[220],"machine":[222],"can":[223],"monitor":[224],"unwanted":[225],"activity.":[227]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2019-04-25T00:00:00"}