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ER
2003
Springer
148views Database» more  ER 2003»
15 years 3 months ago
Improving Query Performance Using Materialized XML Views: A Learning-Based Approach
We consider the problem of improving the efficiency of query processing on an XML interface of a relational database, for predefined query workloads. The main contribution of this ...
Ashish Shah, Rada Chirkova
ICASSP
2010
IEEE
14 years 10 months ago
Automatic disfluency removal for improving spoken language translation
Statistical machine translation (SMT) systems for spoken languages suffer from conversational speech phenomena, in particular, the presence of speech dis uencies. We examine the i...
Wen Wang, Gökhan Tür, Jing Zheng, Necip ...
EACL
2006
ACL Anthology
14 years 11 months ago
Improving Probabilistic Latent Semantic Analysis with Principal Component Analysis
Probabilistic Latent Semantic Analysis (PLSA) models have been shown to provide a better model for capturing polysemy and synonymy than Latent Semantic Analysis (LSA). However, th...
Ayman Farahat, Francine Chen
ICASSP
2011
IEEE
14 years 1 months ago
Rate-distortion improvement of directional wavelets by megablocking
The inefficiency of separable wavelets in representing smooth edges has motivated the researchers to pursue new two dimensional transformations. One of the successful transformat...
Arian Maleki, Boshra Rajaei, Hamid Reza Pourreza
AUSDM
2007
Springer
100views Data Mining» more  AUSDM 2007»
15 years 4 months ago
Determining Termhood for Learning Domain Ontologies using Domain Prevalence and Tendency
In the course of reviewing existing automatic term recognition techniques for applications in ontology learning, we came across four issues which can be improved upon. We proposed...
Wilson Wong, Wei Liu, Mohammed Bennamoun