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JCDL
2006
ACM
71views Education» more  JCDL 2006»
13 years 10 months ago
Using controlled query generation to evaluate blind relevance feedback algorithms
Currently in document retrieval there are many algorithms each with different strengths and weakness. There is some difficulty, however, in evaluating the impact of the test quer...
Chris Jordan, Carolyn R. Watters, Qigang Gao
SIGMOD
2006
ACM
232views Database» more  SIGMOD 2006»
14 years 4 months ago
To search or to crawl?: towards a query optimizer for text-centric tasks
Text is ubiquitous and, not surprisingly, many important applications rely on textual data for a variety of tasks. As a notable example, information extraction applications derive...
Panagiotis G. Ipeirotis, Eugene Agichtein, Pranay ...
CCGRID
2006
IEEE
13 years 10 months ago
Statistical Properties of Task Running Times in a Global-Scale Grid Environment
— Over the years, the use of global grid environments have become widespread. In order to make applications robust against the dynamics of those grid environments it is essential...
Menno Dobber, Robert D. van der Mei, Ger Koole
SIGMOD
2006
ACM
219views Database» more  SIGMOD 2006»
14 years 4 months ago
Modeling skew in data streams
Data stream applications have made use of statistical summaries to reason about the data using nonparametric tools such as histograms, heavy hitters, and join sizes. However, rela...
Flip Korn, S. Muthukrishnan, Yihua Wu