Shape deformations preserving the intrinsic properties of a surface are called isometries. An isometry deforms a surface without tearing or stretching it, and preserves geodesic d...
Digital libraries must support assistive technologies that allow people with disabilities such as blindness to use, navigate and understand their documents. Increasingly, many doc...
This paper describes how to automatically cross-reference documents with Wikipedia: the largest knowledge base ever known. It explains how machine learning can be used to identify...
We present a new multi-dimensional data structure, which we call the skip quadtree (for point data in R2) or the skip octree (for point data in Rd, with constant d > 2). Our da...
David Eppstein, Michael T. Goodrich, Jonathan Z. S...
In this paper, we report on a study that was performed within the "Semantics of History" project on how descriptions of historical events are realized in different types...