Pranav A. Desai

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This paper presents the development of an obstacle mapping system based on the concept of a Probabilistic Threat Exposure Map (PTEM). The paper also discusses the realtime embedded implementation of this obstacle mapping system on a small Unmanned Ground Vehicle (UGV) to support realtime obstacle avoidance. These activities are a part of a larger effort to(More)
A group of web caches can be organized into a cooperative hierarchy where a search for a requested object is performed among the cooperating peer caches before the object request is sent to the origin web server. Such cooperation improves the overall hit ratio but introduces the overhead of an additional step in request processing as well as additional(More)
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