We present an interactive navigation system for virtual colonoscopy, which is based solely on high performance volume rendering. Previous colonic navigation systems have employed ...
Ming Wan, Qingyu Tang, Arie E. Kaufman, Zhengrong ...
Spatial indexes, such as the PMR quadtree, are important in spatial databases for efficient execution of queries involving spatial constraints, especially when the queries involv...
The monadic style of language speci cation has the advantages of modularity and extensibility: it is simple to add or change features in an interpreter to re ect modi cations in t...
Most existing augmented reality systems only provide a method for browsing information that is situated in the real world context. This paper describes a system that allows users ...
When implementing persistent objects on a relational database, a major performance issue is prefetching data to minimize the number of roundtrips to the database. This is especial...