{"id":"https://openalex.org/W2519846609","doi":"https://doi.org/10.1515/jisys-2016-0041","title":"Multimodal Features and Probability Extended Nearest Neighbor Classification for Content-Based Lecture Video Retrieval","display_name":"Multimodal Features and Probability Extended Nearest Neighbor Classification for Content-Based Lecture Video Retrieval","publication_year":2016,"publication_date":"2016-09-15","ids":{"openalex":"https://openalex.org/W2519846609","doi":"https://doi.org/10.1515/jisys-2016-0041","mag":"2519846609"},"language":"en","primary_location":{"id":"doi:10.1515/jisys-2016-0041","is_oa":true,"landing_page_url":"https://doi.org/10.1515/jisys-2016-0041","pdf_url":null,"source":{"id":"https://openalex.org/S2764846071","display_name":"Journal of Intelligent Systems","issn_l":"0334-1860","issn":["0334-1860","2191-026X"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310315148","host_organization_name":"IlmuKomputer.Com","host_organization_lineage":["https://openalex.org/P4310315148"],"host_organization_lineage_names":["IlmuKomputer.Com"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Intelligent Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1515/jisys-2016-0041","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5073183785","display_name":"Sanjay B. Waykar","orcid":"https://orcid.org/0000-0002-2385-6683"},"institutions":[{"id":"https://openalex.org/I1330855593","display_name":"Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology","ror":"https://ror.org/05bc5bx80","country_code":"IN","type":"education","lineage":["https://openalex.org/I1330855593"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Sanjay B. Waykar","raw_affiliation_strings":["Vel-Tech Dr.RR & Dr.SR Technical University , Chennai , India","Vel-Tech Dr.RR & Dr.SR Technical University, Chennai, India"],"affiliations":[{"raw_affiliation_string":"Vel-Tech Dr.RR & Dr.SR Technical University , Chennai , India","institution_ids":["https://openalex.org/I1330855593"]},{"raw_affiliation_string":"Vel-Tech Dr.RR & Dr.SR Technical University, Chennai, India","institution_ids":["https://openalex.org/I1330855593"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020737058","display_name":"C. R. Bharathi","orcid":null},"institutions":[{"id":"https://openalex.org/I1330855593","display_name":"Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology","ror":"https://ror.org/05bc5bx80","country_code":"IN","type":"education","lineage":["https://openalex.org/I1330855593"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"C. R. Bharathi","raw_affiliation_strings":["Vel-Tech Dr.RR & Dr.SR Technical University , Chennai , India","Vel-Tech Dr.RR & Dr.SR Technical University, Chennai, India"],"affiliations":[{"raw_affiliation_string":"Vel-Tech Dr.RR & Dr.SR Technical University , Chennai , India","institution_ids":["https://openalex.org/I1330855593"]},{"raw_affiliation_string":"Vel-Tech Dr.RR & Dr.SR Technical University, Chennai, India","institution_ids":["https://openalex.org/I1330855593"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5073183785"],"corresponding_institution_ids":["https://openalex.org/I1330855593"],"apc_list":{"value":1000,"currency":"EUR","value_usd":1078},"apc_paid":{"value":1000,"currency":"EUR","value_usd":1078},"fwci":0.334,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.6636179,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":"26","issue":"3","first_page":"585","last_page":"599"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11439","display_name":"Video Analysis and Summarization","score":0.9994999766349792,"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/T11439","display_name":"Video Analysis and Summarization","score":0.9994999766349792,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.995199978351593,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.980400025844574,"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":0.8442190885543823},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6460710763931274},{"id":"https://openalex.org/keywords/k-nearest-neighbors-algorithm","display_name":"k-nearest neighbors algorithm","score":0.5920570492744446},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5821556448936462},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.5715414881706238},{"id":"https://openalex.org/keywords/video-retrieval","display_name":"Video retrieval","score":0.5675380229949951},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.44329774379730225},{"id":"https://openalex.org/keywords/feature-vector","display_name":"Feature vector","score":0.43191012740135193},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.41829124093055725}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8442190885543823},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6460710763931274},{"id":"https://openalex.org/C113238511","wikidata":"https://www.wikidata.org/wiki/Q1071612","display_name":"k-nearest neighbors algorithm","level":2,"score":0.5920570492744446},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5821556448936462},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.5715414881706238},{"id":"https://openalex.org/C2983174267","wikidata":"https://www.wikidata.org/wiki/Q3775098","display_name":"Video retrieval","level":2,"score":0.5675380229949951},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.44329774379730225},{"id":"https://openalex.org/C83665646","wikidata":"https://www.wikidata.org/wiki/Q42139305","display_name":"Feature vector","level":2,"score":0.43191012740135193},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.41829124093055725}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1515/jisys-2016-0041","is_oa":true,"landing_page_url":"https://doi.org/10.1515/jisys-2016-0041","pdf_url":null,"source":{"id":"https://openalex.org/S2764846071","display_name":"Journal of Intelligent Systems","issn_l":"0334-1860","issn":["0334-1860","2191-026X"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310315148","host_organization_name":"IlmuKomputer.Com","host_organization_lineage":["https://openalex.org/P4310315148"],"host_organization_lineage_names":["IlmuKomputer.Com"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Intelligent Systems","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:ef96d052c1df45c98fc4a6fa9674d706","is_oa":true,"landing_page_url":"https://doaj.org/article/ef96d052c1df45c98fc4a6fa9674d706","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":"Journal of Intelligent Systems, Vol 26, Iss 3, Pp 585-599 (2017)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1515/jisys-2016-0041","is_oa":true,"landing_page_url":"https://doi.org/10.1515/jisys-2016-0041","pdf_url":null,"source":{"id":"https://openalex.org/S2764846071","display_name":"Journal of Intelligent Systems","issn_l":"0334-1860","issn":["0334-1860","2191-026X"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310315148","host_organization_name":"IlmuKomputer.Com","host_organization_lineage":["https://openalex.org/P4310315148"],"host_organization_lineage_names":["IlmuKomputer.Com"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Intelligent Systems","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.8600000143051147,"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W138988949","https://openalex.org/W1500568346","https://openalex.org/W1851798646","https://openalex.org/W1979430405","https://openalex.org/W1981377530","https://openalex.org/W1984067140","https://openalex.org/W1996977852","https://openalex.org/W2001642682","https://openalex.org/W2013902731","https://openalex.org/W2026205307","https://openalex.org/W2038925782","https://openalex.org/W2042946772","https://openalex.org/W2055295637","https://openalex.org/W2059652177","https://openalex.org/W2064379141","https://openalex.org/W2129265797","https://openalex.org/W2142827986","https://openalex.org/W2163760871","https://openalex.org/W2164863177","https://openalex.org/W3102322813","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2785302227","https://openalex.org/W2046803187","https://openalex.org/W2354127086","https://openalex.org/W4309224981","https://openalex.org/W2107754327","https://openalex.org/W2351157934","https://openalex.org/W2519241726","https://openalex.org/W1968695676","https://openalex.org/W1983936910","https://openalex.org/W2098120171"],"abstract_inverted_index":{"Abstract":[0],"Due":[1],"to":[2,94],"the":[3,14,32,83,109,116,122,125,132,136,144,161,165,170,175,179,190],"ever-increasing":[4],"number":[5],"of":[6,16,111,124,143,178,189],"digital":[7],"lecture":[8,11,18,53,84],"libraries":[9],"and":[10,25,60,108,138,153,164],"video":[12,38,42,54,85,96,146],"portals,":[13],"challenge":[15],"retrieving":[17],"videos":[19,112,163],"has":[20],"become":[21],"a":[22,52],"very":[23],"significant":[24],"demanding":[26],"task":[27],"in":[28],"recent":[29],"years.":[30],"Accordingly,":[31],"literature":[33],"presents":[34],"different":[35,133],"techniques":[36],"for":[37,72,135],"retrieval":[39,55,110,147],"by":[40,130,159],"considering":[41,131],"contents":[43],"as":[44,46],"well":[45],"signal":[47],"data.":[48],"Here,":[49],"we":[50,172],"propose":[51],"system":[56],"using":[57,86,115,150],"multimodal":[58],"features":[59,105],"probability":[61],"extended":[62,126],"nearest":[63,127],"neighbor":[64,128],"(PENN)":[65],"classification.":[66],"There":[67],"are":[68,106,157],"two":[69,103],"modalities":[70],"utilized":[71,93],"feature":[73],"extraction.":[74],"One":[75],"is":[76,80,98,113,121,148,182,185],"textual":[77],"information,":[78],"which":[79,120,156,184],"determined":[81],"from":[82],"optical":[87],"character":[88],"recognition.":[89],"The":[90,141],"second":[91],"modality":[92],"preserve":[95],"content":[97],"local":[99],"vector":[100],"pattern.":[101],"These":[102],"modal":[104],"extracted,":[107],"performed":[114],"proposed":[117,145,180],"PENN":[118],"classifier,":[119,129],"extension":[123],"weightages":[134],"first-level":[137],"second-level":[139],"neighbors.":[140],"performance":[142],"evaluated":[149],"precision,":[151],"recall,":[152],"F":[154],"-measure,":[155],"computed":[158],"matching":[160],"retrieved":[162],"manually":[166],"classified":[167],"videos.":[168],"From":[169],"experimentation,":[171],"proved":[173],"that":[174,188],"average":[176],"precision":[177],"PENN+VQ":[181],"78.3%,":[183],"higher":[186],"than":[187],"existing":[191],"methods.":[192]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1}],"updated_date":"2025-12-06T23:10:59.065948","created_date":"2016-09-23T00:00:00"}