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SIGIR
2008
ACM
15 years 6 months ago
A unified and discriminative model for query refinement
This paper addresses the issue of query refinement, which involves reformulating ill-formed search queries in order to enhance relevance of search results. Query refinement typica...
Jiafeng Guo, Gu Xu, Hang Li, Xueqi Cheng
SIGMOD
2010
ACM
324views Database» more  SIGMOD 2010»
15 years 11 months ago
Similarity search and locality sensitive hashing using ternary content addressable memories
Similarity search methods are widely used as kernels in various data mining and machine learning applications including those in computational biology, web search/clustering. Near...
Rajendra Shinde, Ashish Goel, Pankaj Gupta, Debojy...
AMOST
2007
ACM
15 years 10 months ago
Using LTL rewriting to improve the performance of model-checker based test-case generation
Model-checkers have recently been suggested for automated software test-case generation. Several works have presented methods that create efficient test-suites using model-checker...
Gordon Fraser, Franz Wotawa
CCGRID
2007
IEEE
16 years 1 months ago
Performance Evaluation in Grid Computing: A Modeling and Prediction Perspective
Experimental performance studies on computer systems, including Grids, require deep understandings on their workload characteristics. The need arises from two important and closel...
Hui Li
BMCBI
2006
100views more  BMCBI 2006»
15 years 6 months ago
Using the nucleotide substitution rate matrix to detect horizontal gene transfer
Background: Horizontal gene transfer (HGT) has allowed bacteria to evolve many new capabilities. Because transferred genes perform many medically important functions, such as conf...
Micah Hamady, M. D. Betterton, Rob Knight