SOR: An optimized semantic ontology retrieval algorithm for heterogeneous multimedia big data
Journal of Computational Science(2018)
摘要
•An optimized algorithm using big data processing tools to store and retrieve ontology from heterogeneous multimedia data is proposed.•The model definition and all the algorithms are designed.•A MapReduce based retrieval framework is presented for parallel processing SOR in distributed nodes.•To achieve high retrieval precision and good user experience, a user feedback scheme is designed.
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关键词
Ontology,Semantic-based retrieval,MapReduce,Multimedia big data,Big data retrieval,Retrieval algorithm
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