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SMC
2007
IEEE
16 years 1 months ago
ADtrees for sequential data and n-gram Counting
Abstract— We consider the problem of efficiently storing ngram counts for large n over very large corpora. In such cases, the efficient storage of sufficient statistics can ha...
Robert Van Dam, Dan Ventura
ECML
2007
Springer
16 years 1 months ago
Discriminative Sequence Labeling by Z-Score Optimization
Abstract. We consider a new discriminative learning approach to sequence labeling based on the statistical concept of the Z-score. Given a training set of pairs of hidden-observed ...
Elisa Ricci, Tijl De Bie, Nello Cristianini
ISQED
2006
IEEE
90views Hardware» more  ISQED 2006»
16 years 1 months ago
Advances in Computation of the Maximum of a Set of Random Variables
This paper quantifies the approximation error in Clark’s approach [1] to computing the maximum (max) of Gaussian random variables; a fundamental operation in statistical timing...
Debjit Sinha, Hai Zhou, Narendra V. Shenoy
VTC
2006
IEEE
101views Communications» more  VTC 2006»
16 years 1 months ago
Performance Validation for MMSE Turbo Equalization in ST-BICM Systems
— This paper presents a simple approach to assess performance that can be achieved by the MMSE turbo equalizer in ST-BICM systems over multipaths Rayleigh block fading channels w...
Nicolas Le Josse, Christophe Laot, Karine Amis
ICMCS
2005
IEEE
148views Multimedia» more  ICMCS 2005»
16 years 1 months ago
Compressed Domain Image Indexing and Retrieval Based on the Minimal Spanning Tree
In this paper, a method for content-based retrieval of JPEG images is presented, utilizing features directly from the discrete cosine transform (DCT) domain. Image indexing is ach...
Christos Theoharatos, Vassilios K. Pothos, George ...