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» The Computational Complexity of Linear Optics
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IJSN
2006
140views more  IJSN 2006»
13 years 7 months ago
Load-balanced key establishment methodologies in wireless sensor networks
: Wireless Sensor Networks (WSN) pose a need for dynamically establishing a secret key joint to a group of nodes. Elliptic Curve Cryptography (ECC) has emerged as a suitable public...
Ortal Arazi, Hairong Qi
CORR
2007
Springer
110views Education» more  CORR 2007»
13 years 7 months ago
Information-theoretic limits on sparsity recovery in the high-dimensional and noisy setting
The problem of recovering the sparsity pattern of a fixed but unknown vector β∗ ∈ Rp based on a set of n noisy observations arises in a variety of settings, including subset...
Martin J. Wainwright
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...
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ML
2008
ACM
13 years 7 months ago
Margin-based first-order rule learning
Abstract We present a new margin-based approach to first-order rule learning. The approach addresses many of the prominent challenges in first-order rule learning, such as the comp...
Ulrich Rückert, Stefan Kramer
EOR
2007
68views more  EOR 2007»
13 years 7 months ago
Multiattribute electronic procurement using goal programming
One of the key challenges of current day electronic procurement systems is to enable procurement decisions transcend beyond a single attribute such as cost. Consequently, multiatt...
S. Kameshwaran, Y. Narahari, Charles H. Rosa, Deva...