File sharing peer-to-peer networks have become quite popular of late as a new paradigm for information exchange among large number of users in the Internet. However, these networks suffer from several problems such as fake content distribution, free riding, whitewashing, poor search scalability, lack of a robust trust model and absence of user privacy protection mechanism. In this paper, a secu...

This paper analyzes the status of spatial data sharing technology. The grid technology based spatial information sharing platform has been adopted to solve the problem of “Isolated Information Islands”. A Grid technology-based information sharing system is proposed and analyzes key technologies and processing mechanism.

Abstract Background Sparse relative effectiveness evidence is a frequent problem in Health Technology Assessment (HTA). Where directly pertaining to the decision sparse, it may be feasible expand evidence-base include studies that relate only indirectly: for instance, when there no on comparator, other treatments of same molecular class could used; similarly, children borrow-strength from adult...

services companies attempt to promote their delivered services to customers and achieve a stable competitive advantage. for achieving this goal, marketing and hr scholars jointly propose application of internal marketing (im) principles and instruments. although im is a 30 years old concept in management, but it's measurement and application method have faced with different structural and ...