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The proposed approach identifies discriminating features and groups face images sharing similar properties using feature-weighted Fuzzy C-Means approach. A hierarchical tree model is then constructed inside every cluster based on the discriminating features which enables a branch based selection, thereby reducing the search space. The proposed framework is tested on three benchmark and two self-created databases. The experimental results show that the proposed method achieved an average accuracy of 93% and an average search time reduction of 66% compared to existing approaches for search space reduction of face recognition.<\/p>","DOI":"10.4018\/ijiit.2015010102","type":"journal-article","created":{"date-parts":[[2015,5,13]],"date-time":"2015-05-13T14:04:02Z","timestamp":1431525842000},"page":"12-29","source":"Crossref","is-referenced-by-count":6,"title":["Multi-Level Search Space Reduction Framework for Face Image Database"],"prefix":"10.4018","volume":"11","author":[{"given":"C. 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