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ECCC
2007
147views more  ECCC 2007»
15 years 6 months ago
Inapproximability of edge-disjoint paths and low congestion routing on undirected graphs
In the undirected Edge-Disjoint Paths problem with Congestion (EDPwC), we are given an undirected graph with V nodes, a set of terminal pairs and an integer c. The objective is to...
Matthew Andrews, Julia Chuzhoy, Venkatesan Guruswa...
WWW
2002
ACM
16 years 7 months ago
Certified email with a light on-line trusted third party: design and implementation
This paper presents a new protocol for certified email. The protocol aims to combine security, scalability, easy implementation, and viable deployment. The protocol relies on a li...
Martín Abadi, Neal Glew
ICASSP
2008
IEEE
16 years 1 months ago
Speech denoising using nonnegative matrix factorization with priors
We present a technique for denoising speech using nonnegative matrix factorization (NMF) in combination with statistical speech and noise models. We compare our new technique to s...
Kevin W. Wilson, Bhiksha Raj, Paris Smaragdis, Aja...
VTC
2007
IEEE
119views Communications» more  VTC 2007»
16 years 26 days ago
A Homodyne Low Cost Uplink Receiver for Digital Short Range Communication Systems
— In this paper we propose an architecture for a homodyne receiver for Dedicated Short Range Communications (DSRC) for Road Traffic and Transport Telematics (RTTT). The receiver ...
Ricardo Abreu, Nuno Almeida, João Nuno Mato...
CIE
2005
Springer
16 years 4 days ago
Kripke Models, Distributive Lattices, and Medvedev Degrees
We define a variant of the standard Kripke semantics for intuitionistic logic, motivated by the connection between constructive logic and the Medvedev lattice. We show that while...
Sebastiaan Terwijn