960 search results - page 132 / 192 » Sharing work in keyword search over databases |
118
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ECTEL
2007
Springer
15 years 7 months ago
2007
Springer
Mobile computing technologies and social software have given new challenges to technology-enhanced learning. Simple e-learning system personalization, adaptation and authoring beco...
145
Voted
MIR
2004
ACM
15 years 7 months ago
2004
ACM
In content-based image retrieval, relevance feedback has been introduced to narrow the gap between low-level image feature and high-level semantic concept. Furthermore, to speed u...
114
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WWW
2009
ACM
16 years 2 months ago
2009
ACM
Understanding user intent is key to designing an effective ranking system in a search engine. In the absence of any explicit knowledge of user intent, search engines want to diver...
133
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CIKM
2010
Springer
15 years 6 days ago
2010
Springer
Computing shortest paths between two given nodes is a fundamental operation over graphs, but known to be nontrivial over large disk-resident instances of graph data. While a numbe...
239
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ICDE
2009
IEEE
16 years 3 months ago
2009
IEEE
Abstract-- When dealing with massive quantities of data, topk queries are a powerful technique for returning only the k most relevant tuples for inspection, based on a scoring func...