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» Algorithmic randomness of continuous functions
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COCO
2009
Springer
155views Algorithms» more  COCO 2009»
14 years 5 months ago
Weak Derandomization of Weak Algorithms: Explicit Versions of Yao's Lemma
—A simple averaging argument shows that given a randomized algorithm A and a function f such that for every input x, Pr[A(x) = f(x)] ≥ 1−ρ (where the probability is over the...
Ronen Shaltiel
JMLR
2008
230views more  JMLR 2008»
13 years 11 months ago
Exponentiated Gradient Algorithms for Conditional Random Fields and Max-Margin Markov Networks
Log-linear and maximum-margin models are two commonly-used methods in supervised machine learning, and are frequently used in structured prediction problems. Efficient learning of...
Michael Collins, Amir Globerson, Terry Koo, Xavier...
BMVC
2010
13 years 9 months ago
TV-Based Multi-Label Image Segmentation with Label Cost Prior
This paper studies image segmentation based on the minimum description length (MDL) functional combining spatial regularization with a penality for the number of distinct segments...
Jing Yuan, Yuri Boykov
ISSAC
2007
Springer
130views Mathematics» more  ISSAC 2007»
14 years 5 months ago
On probabilistic analysis of randomization in hybrid symbolic-numeric algorithms
Algebraic randomization techniques can be applied to hybrid symbolic-numeric algorithms. Here we consider the problem of interpolating a sparse rational function from noisy values...
Erich Kaltofen, Zhengfeng Yang, Lihong Zhi
ICPP
2005
IEEE
14 years 4 months ago
Locality-Aware Randomized Load Balancing Algorithms for DHT Networks
Structured P2P overlay networks based on a consistent hashing function have an aftermath load balance problem that needs to be dealt with. A load balancing method should take into...
Haiying Shen, Cheng-Zhong Xu