2492 search results - page 91 / 499 » On the General Signature Trees |
COMBINATORICS
2006
13 years 10 months ago
2006
Previous work has shown the perhaps surprising result that, for any binary phylogenetic tree T , there is a set of four characters that define T . Here we deal with the general ca...
ICDE
2000
IEEE
14 years 11 months ago
2000
IEEE
In this paper, we study power conservation techniques for multi-attribute queries on wireless data broadcast channels. Indexing data on broadcast channels can improve client filte...
SECON
2007
IEEE
14 years 4 months ago
2007
IEEE
— Broadcast authentication is a critical security service in wireless sensor networks (WSNs), as it allows the mobile users of WSNs to broadcast messages to multiple sensor nodes...
ISSAC
1994
Springer
14 years 2 months ago
1994
Springer
New techniques, both theoretical and practical, are presented for constructing a permutation representation for a matrix group. We assume that the resulting permutation degree, n,...
COLING
1992
13 years 11 months ago
1992
In machine translation (MT) dierent levels of representation can be used to translate a source language sentence onto its target language equivalent. These levels have to be relat...