1284 search results - page 14 / 257 » Data Structures for Mergeable Trees |
154
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ICDT
2009
ACM
15 years 10 months ago
2009
ACM
Graph-theoretic aggregation problems have been considered both in OLAP (grid graph) and XML (tree). This paper gives new results for MIN aggregation in a tree, where we want the M...
165
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
We introduce the Haar+ tree: a refined, wavelet-inspired data structure for synopsis construction. The advantages of this structure are twofold: First, it achieves higher synopsis...
WWW
2007
ACM
15 years 10 months ago
2007
ACM
Finding Contiguous Sequential Patterns (CSP) is an important problem in Web usage mining. In this paper we propose a new data structure, UpDown Tree, for CSP mining. An UpDown Tre...
LICS
2002
IEEE
15 years 2 months ago
2002
IEEE
Monadic query languages over trees currently receive considerable interest in the database community, as the problem of selecting nodes from a tree is the most basic and widesprea...
INFOSCALE
2007
ACM
14 years 11 months ago
2007
ACM
Efficient multi-dimensional data search has received much attention in centralized systems. However, its implementation in large-scale distributed systems is not a trivial job and...