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This paper presents a vision radar system (VRS) integrating Lane Departure Warning System (LDWS) and Forward Collision Warning System (FCWS) for car safety driving applications. A dynamic threshold, which improves the accuracy of lane and vehicle detection in various weather conditions, and multiple frame approval, which conquers the effect of some tough scenes, are proposed. The designed radar-map...
Untraceable electronic cash (e-cash) provides anonymity to ensure the privacy of payers for electronic commerce. to prevent this anonymity property from being abused by criminals, Chen et al. proposed an electronic cash scheme with trustee-based anonymity revocation from pairing. They claimed their electronic cash scheme possessed superior advantages. First, an identity-based blind signature scheme...
User authentication plays an important role to ensure that only authorized users can access resources. Kim et al. proposed a remote user authentication scheme based on the Rabin cryptosystem to resist well-known attack such as offline password guessing attack, unlimited online password guessing attack and server impersonation. In their scheme, a user will be issued a smart card for authentication,...
In today's market, competition is not based on the quality competition between the individual firms, but on the whole quality competition between the supply chains. Quick response of market demand by agile supply chain depends on high level of quality management among partners. How to manage effectively quality among partners of agile supply chain is a critical problem. In this paper, we define the...
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