2145 search results - page 290 / 429 » Pattern-Based Query Answering |
SIGMOD
2005
ACM
14 years 9 months ago
2005
ACM
Keyword search is a proven, user-friendly way to query HTML documents in the World Wide Web. We propose keyword search in XML documents, modeled as labeled trees, and describe cor...
SIGMOD
2005
ACM
14 years 9 months ago
2005
ACM
Statistical estimation and approximate query processing have become increasingly prevalent applications for database systems. However, approximation is usually of little use witho...
PODS
2007
ACM
14 years 9 months ago
2007
ACM
In [3], we introduced a framework for querying and updating probabilistic information over unordered labeled trees, the probabilistic tree model. The data model is based on trees ...
EDBT
2008
ACM
14 years 9 months ago
2008
ACM
Users often do not require a complete answer to their query but rather only a sample. They expect the sample to be either the largest possible or the most representative (or both)...
ICDE
2010
IEEE
14 years 9 months ago
2010
IEEE
The Voronoi diagram is an important technique for answering nearest-neighbor queries for spatial databases. In this paper, we study how the Voronoi diagram can be used on uncertain...