Yong-Ku Lee

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The Open Directory Project (ODP) is a large scale, high quality and publicly available web directory utilized in many studies and real-world applications. In this paper, we explore training data expansion techniques for text classification as one of the possible directions to deal with the sparse characteristic of the ODP dataset. We propose a dozen(More)
In a mobile ad hoc network, many data replication approaches have been proposed to minimize performance degradation caused by network partitioning. However, in reality, some nodes may selfishly decide only to cooperate partially, or not at all, with other nodes. Recently, new approaches to selfish replica allocation have been proposed to handle the node(More)
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