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The authors thus propose a more flexible and efficient emotional scene detection method using an unsupervised facial expression recognition based on cluster ensembles. The authors' approach does not need to predefine facial expressions and is able to detect emotional scenes containing a wide variety of facial expressions. The detection performance of the proposed method is evaluated through some emotional scene detection experiments.<\/p>","DOI":"10.4018\/ijsi.2013100101","type":"journal-article","created":{"date-parts":[[2014,4,17]],"date-time":"2014-04-17T15:02:06Z","timestamp":1397746926000},"page":"1-15","source":"Crossref","is-referenced-by-count":5,"title":["Unsupervised Emotional Scene Detection from Lifelog Videos Using Cluster Ensembles"],"prefix":"10.4018","volume":"1","author":[{"given":"Hiroki","family":"Nomiya","sequence":"first","affiliation":[{"name":"Department of Information Science, Kyoto Institute of Technology, Kyoto, Japan"}]},{"given":"Atsushi","family":"Morikuni","sequence":"additional","affiliation":[{"name":"Department of Information Science, Kyoto Institute of Technology, Kyoto, Japan"}]},{"given":"Teruhisa","family":"Hochin","sequence":"additional","affiliation":[{"name":"Department of Information Science, Kyoto Institute of Technology, Kyoto, Japan"}]}],"member":"2432","reference":[{"key":"ijsi.2013100101-0","unstructured":"Aizawa, K., Hori, T., Kawasaki, S., & Ishikawa, T. 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