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» Querying spatial patterns
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79
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ENTCS
2008
100views more  ENTCS 2008»
15 years 21 days ago
Implementing an EJB3-Specific Graph Transformation Plugin by Using Database Independent Queries
The current paper presents a novel approach to implement a graph transformation engine as an EJB3-specific plugin by using EJB QL queries for pattern matching. The essence of the ...
Gergely Varró
83
Voted
BC
2005
71views more  BC 2005»
15 years 16 days ago
The spatiotemporal learning rule and its efficiency in separating spatiotemporal patterns
The hippocampus plays an important role in the course of establishing long-term memory, i.e., to make short-term memory of spatially and temporally associated input information. In...
M. Tsukada, X. Pan
101
Voted
GISCIENCE
2008
Springer
112views GIS» more  GISCIENCE 2008»
15 years 1 months ago
Decentralized Movement Pattern Detection amongst Mobile Geosensor Nodes
Movement patterns, like flocking and converging, leading and following, are examples of high-level process knowledge derived from lowlevel trajectory data. Conventional techniques...
Patrick Laube, Matt Duckham, Thomas Wolle
PDP
2008
IEEE
15 years 7 months ago
Distributed Sparse Spatial Selection Indexes
Searching for similar objects in metric-space databases can be efficiently solved by using index data structures. A number of alternative sequential indexes have been proposed in...
Veronica Gil Costa, Mauricio Marín
99
Voted
TKDE
2002
127views more  TKDE 2002»
15 years 8 days ago
Efficient Join-Index-Based Spatial-Join Processing: A Clustering Approach
A join-index is a data structure used for processing join queries in databases. Join-indices use precomputation techniques to speed up online query processing and are useful for da...
Shashi Shekhar, Chang-Tien Lu, Sanjay Chawla, Siva...