Fast techniques for direct volume rendering over curvilinear grids of hexahedral cells are developed. This type of 3D grid is common in computational uid dynamics and nite element...
Abstract. Octrees o er a powerful means for representing and manipulating 3-D objects. This paper presents an implementation of octree manipulations using a new approach on a share...
Vipin Chaudhary, K. Kamath, Prakash Arunachalam, J...
: Spatial data types or algebras for database systems should (i) be fully general (which means, closed under set operations, hence e.g. a region value can be a set of polygons with...
Abstract-- This paper describes the design and implementation1 of IRIS: an intentional resource indicator service. IRIS springs from the concept that end-users should not be bogged...
Peer production has played an important role in the economics of Web 2.0 related services. User participation and contribution become the main driving dynamics of this new economi...