570 search results - page 24 / 114 » On the number of zero-sum subsequences |
VLDB
2007
ACM
14 years 10 months ago
2007
ACM
In this article, we propose a new approach for querying and indexing a database of trees with specific applications to XML datasets. Our approach relies on representing both the q...
HT
2009
ACM
14 years 4 months ago
2009
ACM
Folksonomies provide a rich source of data to study social patterns taking place on the World Wide Web. Here we study the temporal patterns of users’ tagging activity. We show t...
LATIN
2004
Springer
14 years 3 months ago
2004
Springer
We consider the problem of protein folding in the HP model on the 3D square lattice. This problem is combinatorially equivalent to folding a string of 0’s and 1’s so that the s...
HICSS
2003
IEEE
14 years 3 months ago
2003
IEEE
The planning and subsequent nationwide implementation of E-government service provisioning faces a number of challenges at the level of municipalities in the Netherlands. Initiati...
VISUALIZATION
2000
IEEE
14 years 2 months ago
2000
IEEE
We present a novel method to extract iso-surfaces from distance volumes. It generates high quality semi-regular multiresolution meshes of arbitrary topology. Our technique proceed...