486 search results - page 61 / 98 » Improved upper bounds for 3-SAT |
GLOBECOM
2008
IEEE
14 years 3 months ago
2008
IEEE
— In this paper, distributed double-differential coding is proposed to avoid the problem of carrier offsets in amplify and forward protocol based cooperative network with two rel...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— In recent years performance prediction for communication systems utilizing iteratively decodable codes has been of considerable interest. There have been significant b...
HICSS
2006
IEEE
14 years 2 months ago
2006
IEEE
Secure multicast has a variety of applications in ecommerce, e-banking, command and control, video-ondemand, and other internet-based services. In this paper, we present algorithm...
PPAM
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. In this paper we deal with the problem of finding an optimal query execution plan in database systems. We improve the analysis of a polynomial-time approximation algorit...
STACS
2005
Springer
14 years 2 months ago
2005
Springer
In property testing, we are given oracle access to a function f, and we wish to test if the function satisfies a given property P, or it is ε-far from having that property. In a...