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This paper presents a method to design optimized local control strategies for Cyber-Physical Systems that produce reliable data models for social applications. Data models have different semantics and abstraction levels. The local control strategies manage ad-hoc nano-clouds of embedded computing and communication nodes (CCNs) used for data collection, modeling, and communication. Control strategies...
Many smartphone apps routinely gather various private user data and send them to advertisers. Despite recent study on protection mechanisms and analysis on apps' behavior, the understanding about the consequences of such privacy losses remains limited. In this paper we investigate how much an advertiser can infer about users' social and community relationships by combining data from multiple applications...
Federated systems have recently attracted much attention because they allow loosely coupled organizations to share resources for common benefits. However, discovering resources across administrative boundaries is challenging. Despite their willingness to share resources, many organizations prefer not to export their internal resource description to unfamiliar parties. While it is highly desirable...
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