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Although ciphertext-policy attribute-based encryption (CP-ABE) is promising for realizing fine-grained attribute-based data sharing, attribute privacy protection issues remain to be solved. In this paper, we propose an anonymous CP-ABE scheme (ANON-CP-ABE) and prove its security under the Decisional Modified Bilinear Diffie-Hellman assumption. In the proposed scheme, the sensitive attribute values...
The public transportation query system is a distributed system based on fixed platforms, which does not meet users anytime, anywhere on the move process of getting the desired information. This article combines public transportation query results and the latest technology to design a new query system. Server-side uses resource-oriented Rest style Web-Services framework to facilitate the access of...
Shift - share method (SSM) is an important method in the analysis of economic structure of a region or city, and also a scientific method in the assessment of tourism market .The change of the tourism market structure has a great influence on the sustainable development of the tourist destination. This article used the SSM method to analyze the tourism market ,on the base of the inbound tourist of...
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