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WWW
2008
ACM
14 years 10 months ago
2008
ACM
Generally, web services are provided with different QoS values, so they can be selected dynamically in service composition process. However, the conventional context free composit...
VLDB
1999
ACM
14 years 1 months ago
1999
ACM
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...
CIKM
2010
Springer
13 years 7 months ago
2010
Springer
This work presents a general rank-learning framework for passage ranking within Question Answering (QA) systems using linguistic and semantic features. The framework enables query...
ICDE
1998
IEEE
14 years 10 months ago
1998
IEEE
?Mining association rules on large data sets has received considerable attention in recent years. Association rules are useful for determining correlations between attributes of a ...
KDD
2010
ACM
13 years 7 months ago
2010
ACM
In this paper, we define and study a new opinionated text data analysis problem called Latent Aspect Rating Analysis (LARA), which aims at analyzing opinions expressed about an e...