5144 search results - page 174 / 1029 » Enhancing Search with Structure |
124
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EDBT
2004
ACM
16 years 4 months ago
2004
ACM
Efficient search for nearest neighbors (NN) is a fundamental problem arising in a large variety of applications of vast practical interest. In this paper we propose a novel techniq...
191
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SIGMOD
2008
ACM
16 years 4 months ago
2008
ACM
In this paper we introduce the webpage understanding problem which consists of three subtasks: webpage segmentation, webpage structure labeling, and webpage text segmentation and ...
127
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SIGMOD
1997
ACM
15 years 8 months ago
1997
ACM
This paper presents general algorithms for concurrency control in tree-based access methods as well as a recovery protocol and a mechanism for ensuring repeatable read. The algori...
124
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ESA
2010
Springer
15 years 5 months ago
2010
Springer
The inability to answer proximity queries efficiently for spaces of dimension d > 2 has led to the study of approximation to proximity problems. Several techniques have been pro...
108
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EDBT
2006
ACM
16 years 4 months ago
2006
ACM
We study the expressiveness and performance of full-text search languages. Our main motivation is to provide a formal basis for comparing such languages and to develop a model for...