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CIKM
2004
Springer
15 years 9 months ago
Using a compact tree to index and query XML data
Indexing XML is crucial for efficient XML query processing. We propose a compact tree (Ctree) for XML indexing, which provides not only concise path summaries at group level but a...
Qinghua Zou, Shaorong Liu, Wesley W. Chu
126
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EUSFLAT
2001
15 years 4 months ago
Similarity measurement on leaf-labelled trees
We outline a method for measuring in an efficient way an overall degree of similarity between different leaf-labelled trees. In particular, we consider rooted trees, either unorde...
Hans De Meyer, Bernard De Baets, Saskia Janssens
SODA
1998
ACM
98views Algorithms» more  SODA 1998»
15 years 4 months ago
Finger Search Trees with Constant Insertion Time
We consider the problem of implementing nger search trees on the pointer machine, i.e., how to maintain a sorted list such that searching for an element x, starting the search at ...
Gerth Stølting Brodal
GRAPHICSINTERFACE
1997
15 years 4 months ago
A Heuristic Method for Generating 2D CSG Trees from Bitmaps
This paper presents a method for generating compact and effective constructive-solid-geometry (CSG) object representations from 2D bitmap representations. The method consists of t...
Sarah F. Frisken Gibson, Joe Marks, Danielle Feinb...
COMPGEOM
1993
ACM
15 years 7 months ago
Worst-Case Bounds for Subadditive Geometric Graphs
We consider graphs such as the minimum spanning tree, minimum Steiner tree, minimum matching, and traveling salesman tour for n points in the d-dimensional unit cube. For each of ...
Marshall W. Bern, David Eppstein