Jian-li Li

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For the shortage of K-Means algorithm, a clustering algorithm based on trust value called TrustCluster is proposed, The algorithm does not need to pre-specify the number of clusters, and clustering results do not depend on the selection of the initial values, clusters of nonspherical shape can be found and the outliers can be identified effectively .(More)
Strategic alliance among liner-shipping companies is one of the key factors for enterprises to realize win-win strategy, but there also exists huge crises. We mainly utilize method of attribute coordinate to analyze the dynamic alliance behavior among shipping companies, in which relationships between cooperation and such aspects as trade-off cost and(More)
In this paper, we propose a collaborative query system on large-scale relational data available on multiple nodes in several data centers. This mechanism has a special query engine which can access data across all the nodes. We design and implement a process which is suitable to query tasks characteristics, to ensure efficient implementation of these tasks.(More)
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