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A major step is required to integrate critical legal requirements into e-tendering system design. The current systems using ad-hoc security mechanisms do not meet the legal requirements for forming a complex electronic contract. This paper analyses the e-tendering process and its legal obligations. The mapping of these obligations to security policies has(More)
The newly emerging event-based social networks (EBSNs) connect online and offline social interactions, offering a great opportunity to understand behaviors in the cyber-physical space. While existing efforts have mainly focused on investigating user behaviors in traditional social network services (SNS), this paper aims to exploit individual behaviors in(More)
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Abstract—Traffic monitoring in urban transportation systems can be carried out based on vehicular sensor networks (VSNs). Probe Vehicles (PVs), such as taxis and buses, and Floating Cars (FCs), such(More)
—Dynamic spectrum auction offers the flexibility and capability for bidders to request and acquire unoccupied channels from spectrum license holders. Compared with the conventional auction, spectrum auction allows various buyers to utilize the same channel simultaneously based on their locations, which is denoted as spectrum reusability. In this paper, we(More)
BACKGROUND The fine balance of Th17/Treg is crucial for maintenance of immune homeostasis. The objective of this study was to investigate the balance of Th17/Treg and the expression of related cytokines in Uighur cervical cancer patients. METHODS Peripheral blood was collected from 65 cases of cervical cancer patients, 42 cases of cervical CIN patients(More)