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179
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TREC
2000
15 years 7 months ago
2000
We compared two different interfaces to the InQuery IR system with respect to their support for the TREC-9 Interactive Track Question-Answering task. One interface presented searc...
166
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IPM
2007
15 years 6 months ago
2007
The performance of parallel query processing in a cluster of index servers is crucial for modern web search systems. In such a scenario, the response time basically depends on the...
133
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JCIT
2010
15 years 1 months ago
2010
Much information over the Internet is expressed by natural languages. The management of linguistic information involves an operation of comparison and aggregation. In this paper, ...
273
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
Schema evolution poses serious challenges in historical data management. Traditionally historical data have been archived either by (i) migrating them into the current schema vers...
194
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
Web search engines are facing formidable performance challenges due to data sizes and query loads. The major engines have to process tens of thousands of queries per second over t...