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CORR
2007
Springer
121views Education» more  CORR 2007»
13 years 7 months ago
On the Minimum Number of Transmissions in Single-Hop Wireless Coding Networks
— The advent of network coding presents promising opportunities in many areas of communication and networking. It has been recently shown that network coding technique can signi...
Salim Y. El Rouayheb, Mohammad Asad R. Chaudhry, A...
CORR
2007
Springer
149views Education» more  CORR 2007»
13 years 7 months ago
Very fast watermarking by reversible contrast mapping
—Reversible contrast mapping (RCM) is a simple integer transform that applies to pairs of pixels. For some pairs of pixels, RCM is invertible, even if the least significant bits...
Dinu Coltuc, Jean-Marc Chassery
CORR
2007
Springer
109views Education» more  CORR 2007»
13 years 7 months ago
PhantomOS: A Next Generation Grid Operating System
Grid Computing has made substantial advances in the past decade; these are primarily due to the adoption of standardized Grid middleware. However Grid computing has not yet become...
Irfan Habib, Kamran Soomro, Ashiq Anjum, Richard M...
CORR
2007
Springer
80views Education» more  CORR 2007»
13 years 7 months ago
Experiences of Engineering Grid-Based Medical Software
Florida Estrella, Tamas Hauer, Richard McClatchey,...
CORR
2007
Springer
130views Education» more  CORR 2007»
13 years 7 months ago
Mobile Computing in Physics Analysis - An Indicator for eScience
This paper presents the design and implementation of a Grid-enabled physics analysis environment for handheld and other resource-limited computing devices as one example of the us...
Arshad Ali, Ashiq Anjum, Tahir Azim, Julian J. Bun...
CORR
2007
Springer
167views Education» more  CORR 2007»
13 years 7 months ago
Optimal Solutions for Sparse Principal Component Analysis
Given a sample covariance matrix, we examine the problem of maximizing the variance explained by a linear combination of the input variables while constraining the number of nonze...
Alexandre d'Aspremont, Francis R. Bach, Laurent El...
CORR
2007
Springer
128views Education» more  CORR 2007»
13 years 7 months ago
Model Selection Through Sparse Maximum Likelihood Estimation
We consider the problem of estimating the parameters of a Gaussian or binary distribution in such a way that the resulting undirected graphical model is sparse. Our approach is to...
Onureena Banerjee, Laurent El Ghaoui, Alexandre d'...
CORR
2007
Springer
198views Education» more  CORR 2007»
13 years 7 months ago
Clustering and Feature Selection using Sparse Principal Component Analysis
In this paper, we study the application of sparse principal component analysis (PCA) to clustering and feature selection problems. Sparse PCA seeks sparse factors, or linear combi...
Ronny Luss, Alexandre d'Aspremont
CORR
2007
Springer
131views Education» more  CORR 2007»
13 years 7 months ago
How to use the Scuba Diving metaphor to solve problem with neutrality ?
Abstract. We proposed a new search heuristic using the scuba diving metaphor. This approach is based on the concept of evolvability and tends to exploit neutrality which exists in ...
Philippe Collard, Sébastien Vérel, M...
CORR
2007
Springer
126views Education» more  CORR 2007»
13 years 7 months ago
Dial a Ride from k-forest
The k-forest problem is a common generalization of both the k-MST and the dense-k-subgraph problems. Formally, given a metric space on n vertices V , with m demand pairs ⊆ V × ...
Anupam Gupta, MohammadTaghi Hajiaghayi, Viswanath ...