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ICASSP
2009
IEEE
16 years 1 months ago
Testing fractal connectivity in multivariate long memory processes
Within the framework of long memory multivariate processes, fractal connectivity is a particular model, in which the low frequencies (coarse scales) of the interspectrum of each p...
Herwig Wendt, Antoine Scherrer, Patrice Abry, Soph...
ALDT
2009
Springer
172views Algorithms» more  ALDT 2009»
16 years 1 months ago
On Multi-dimensional Envy-Free Mechanisms
Traditional performance analysis of approximation algorithms considers overall performance, while economic fairness analysis focuses on the individual performance each user receiv...
Ahuva Mu'alem
IWPEC
2009
Springer
16 years 1 months ago
The Parameterized Complexity of Some Geometric Problems in Unbounded Dimension
We study the parameterized complexity of the following fundamental geometric problems with respect to the dimension d: i) Given n points in Rd, compute their minimum enclosing cyl...
Panos Giannopoulos, Christian Knauer, Günter ...
SAGT
2009
Springer
122views Game Theory» more  SAGT 2009»
16 years 1 months ago
A New Derandomization of Auctions
Let A be a randomized, unlimited supply, unit demand, single-item auction, which given a bid-vector b ∈ [h]n , has expected profit E[P(b)]. Aggarwal et al. showed that given A, ...
Oren Ben-Zwi, Ilan Newman, Guy Wolfovitz
EMNLP
2009
15 years 4 months ago
Weighted Alignment Matrices for Statistical Machine Translation
Current statistical machine translation systems usually extract rules from bilingual corpora annotated with 1-best alignments. They are prone to learn noisy rules due to alignment...
Yang Liu, Tian Xia, Xinyan Xiao, Qun Liu