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BTW
2007
Springer
131views Database» more  BTW 2007»
14 years 15 days ago
TopX - Efficient and Versatile Top-k Query Process-ing for Text, Semistructured, and Structured Data
: This paper presents a comprehensive overview of the TopX search engine, an extensive framework for unified indexing and querying large collections of unstructured, semistructured...
Martin Theobald, Ralf Schenkel, Gerhard Weikum
ICDE
1999
IEEE
91views Database» more  ICDE 1999»
14 years 9 months ago
Real-Time Data Access Control on B-Tree Index Structures
This paper proposes methodologies to control the access of B-tree-indexed data in a batch and real-time fashion. Algorithms are proposed to insert, query, delete, and rebalance B-...
Tei-Wei Kuo, Chih-Hung Wei, Kam-yiu Lam
ICPP
1994
IEEE
14 years 19 days ago
Data-Parallel Spatial Join Algorithms
E cient data-parallel spatial join algorithms for pmr quadtrees and R-trees, common spatial data structures, are presented. The domain consists of planar line segment data i.e., Bu...
Erik G. Hoel, Hanan Samet
SCM
2003
13 years 10 months ago
Merging Collection Data Structures in a Content Management System
Abstract. Motivated by our work on object-oriented Content Management, this paper proposes an extensible formal framework for delta and merging strategies, each applicable to a spe...
Axel Wienberg
DASFAA
2011
IEEE
206views Database» more  DASFAA 2011»
13 years 20 hour ago
A Hybrid Algorithm for Finding Top-k Twig Answers in Probabilistic XML
Abstract. Uncertainty is inherently ubiquitous in data of real applications, and those uncertain data can be naturally represented by the XML. Matching twig pattern against XML dat...
Bo Ning, Chengfei Liu