2111 search results - page 303 / 423 » Exploring evaluation methods for ambient information systems |
161
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ISCI
2007
15 years 4 months ago
2007
We propose a semantic passage segmentation method for a Question Answering (QA) system. We define a semantic passage as sentences grouped by semantic coherence, determined by the...
132
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IPPS
2003
IEEE
15 years 10 months ago
2003
IEEE
The pre-computation of data cubes is critical to improving the response time of On-Line Analytical Processing (OLAP) systems and can be instrumental in accelerating data mining tas...
162
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AINA
2007
IEEE
15 years 11 months ago
2007
IEEE
Users commonly rely just on scarce textual annotation when their searches for images are semantic or conceptual based. Rich visual information is often thrown away in basic annota...
130
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IEEECIT
2005
IEEE
15 years 10 months ago
2005
IEEE
Similarity search leveraging distance-based index structures is increasingly being used for complex data types. It has been shown that for high dimensional uniform vectors with si...
138
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WWW
2008
ACM
16 years 5 months ago
2008
ACM
Due to the rapid growth in the size of the web, web search engines are facing enormous performance challenges. The larger engines in particular have to be able to process tens of ...