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» Subsequence Matching on Structured Time Series Data
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CIKM
2004
Springer
15 years 3 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
IPL
2010
71views more  IPL 2010»
14 years 8 months ago
New common ancestor problems in trees and directed acyclic graphs
We derive a new generalization of lowest common ancestors (LCAs) in dags, called the lowest single common ancestor (LSCA). We show how to preprocess a static dag in linear time su...
Johannes Fischer, Daniel H. Huson
SP
2008
IEEE
159views Security Privacy» more  SP 2008»
14 years 9 months ago
Inferring neuronal network connectivity from spike data: A temporal data mining approach
Abstract. Understanding the functioning of a neural system in terms of its underlying circuitry is an important problem in neuroscience. Recent developments in electrophysiology an...
Debprakash Patnaik, P. S. Sastry, K. P. Unnikrishn...
VIS
2004
IEEE
136views Visualization» more  VIS 2004»
15 years 11 months ago
Visibility Culling for Time-Varying Volume Rendering Using Temporal Occlusion Coherence
Typically there is a high coherence in data values between neighboring time steps in an iterative scientific software simulation; this characteristic similarly contributes to a co...
Jinzhu Gao, Han-Wei Shen, Jian Huang, James Arthur...
JFR
2007
144views more  JFR 2007»
14 years 9 months ago
Real-Time SLAM with Octree Evidence Grids for Exploration in Underwater Tunnels
We describe a Simultaneous Localization and Mapping (SLAM) method for a hovering underwater vehicle that will explore underwater caves and tunnels, a true three dimensional (3D) e...
Nathaniel Fairfield, George Kantor, David Wettergr...