Sketching communicates ideas rapidly through approximate visual images with low overhead (pencil and paper), no need for precision or specialized knowledge, and ease of low-level ...
Robert C. Zeleznik, Kenneth P. Herndon, John F. Hu...
Recently the light-field and lumigraph systems have been proposed as general methods of representing the visual information present in a scene. These methods represent this infor...
Soft shadows and penumbra regions generated by extended light sources such as linear and area lights are visual effects that significantly contribute to the realism of a scene. In ...
Wolfgang Heidrich, Stefan Brabec, Hans-Peter Seide...
In this paper we present an adaptive method for graphic symbol representation based on shape contexts. The proposed descriptor is invariant under classical geometric transforms (r...
Specular reflections provide many important visual cues in our daily environment. They inform us of the shape of objects, of the material they are made of, of their relative posit...