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This paper addressed the insecurity and the inefficiency of privacy preserving association rule mining in vertically partitioned data. We presented a privacy preserving maximal frequent itemsets mining algorithm in vertically partitioned data. The algorithm adopted a more secure vector dot protocol which used an inverse matrix to hide the original input vector, and without any site revealing privacy...
This paper presents a mechanism to manage a dynamic group in an automatic way for sending Group IM (instant message) based on presence service in IMS system. Presence technology is gaining significant interest nowadays. It can show the user's presence information in real time. Presence based services are driving new business opportunities and changing every aspect of our daily life, especially in...
In this paper, we describe the acquisition and contents of a large-scale Chinese face database: the CAS-PEAL face database. The goals of creating the CAS-PEAL face database include the following: 1) providing the worldwide researchers of face recognition with different sources of variations, particularly pose, expression, accessories, and lighting (PEAL), and exhaustive ground-truth information in...
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