Sciweavers

3874 search results - page 371 / 775
» Approximation Algorithms for k-hurdle Problems
Sort
View
TSP
2010
15 years 25 days ago
Shrinkage algorithms for MMSE covariance estimation
We address covariance estimation in the sense of minimum mean-squared error (MMSE) when the samples are Gaussian distributed. Specifically, we consider shrinkage methods which are ...
Yilun Chen, Ami Wiesel, Yonina C. Eldar, Alfred O....
ICML
2007
IEEE
16 years 7 months ago
Online discovery of similarity mappings
We consider the problem of choosing, sequentially, a map which assigns elements of a set A to a few elements of a set B. On each round, the algorithm suffers some cost associated ...
Alexander Rakhlin, Jacob Abernethy, Peter L. Bartl...
162
Voted
CCCG
1994
15 years 7 months ago
Widest Empty Corridor with Multiple Links and Right-angle Turns
We formulate the problem of computing the widest empty corridor with at most ` links and right-angle turns for a set of n points. It is a generalization of the widest empty corrid...
Siu-Wing Cheng
CDC
2010
IEEE
139views Control Systems» more  CDC 2010»
15 years 1 months ago
Q-learning and enhanced policy iteration in discounted dynamic programming
We consider the classical finite-state discounted Markovian decision problem, and we introduce a new policy iteration-like algorithm for finding the optimal state costs or Q-facto...
Dimitri P. Bertsekas, Huizhen Yu
ESA
2010
Springer
207views Algorithms» more  ESA 2010»
15 years 7 months ago
Budgeted Red-Blue Median and Its Generalizations
In a Content Distribution Network application, we have a set of servers and a set of clients to be connected to the servers. Often there are a few server types and a hard budget co...
MohammadTaghi Hajiaghayi, Rohit Khandekar, Guy Kor...