132 search results - page 23 / 27 » Simplices and Spectra of Graphs |
CGF
2011
12 years 11 months ago
2011
We introduce a fully automatic algorithm which optimizes the high-level structure of a given quadrilateral mesh to achieve a coarser quadrangular base complex. Such a topological ...
VRML
2009
ACM
14 years 2 months ago
2009
ACM
Web-based applications of interactive 3D computer graphics are showing a tendency to get more interconnected and visually complex. Virtual communities like Second Life demand real...
STOC
1997
ACM
13 years 11 months ago
1997
ACM
We present randomized constructions of linear-time encodable and decodable codes that can transmit over lossy channels at rates extremely close to capacity. The encoding and decod...
IJRR
2008
13 years 7 months ago
2008
We propose a new `Mark-Ant-Walk' algorithm for robust and efficient covering of continuous domains by ant-like robots with very limited capabilities. The robots can mark plac...
IACR
2011
12 years 7 months ago
2011
We consider the family of 2n-to-n-bit compression functions that are solely based on at most three permutation executions and on XOR-operators, and analyze its collision and preima...