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» Performance Comparison of Point and Spatial Access Methods
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SSD
1993
Springer
112views Database» more  SSD 1993»
13 years 11 months ago
A Storage and Access Architecture for Efficient Query Processing in Spatial Database Systems
: Due to the high complexity of objects and queries and also due to extremely large data volumes, geographic database systems impose stringent requirements on their storage and acc...
Thomas Brinkhoff, Holger Horn, Hans-Peter Kriegel,...
DARE
2000
120views more  DARE 2000»
13 years 9 months ago
A comparison of spatial organization strategies in graphical and tangible user interfaces
We present a study comparing how people use space in a Tangible User Interface (TUI) and in a Graphical User Interface (GUI). We asked subjects to read ten summaries of recent new...
James Patten, Hiroshi Ishii
VLDB
1994
ACM
91views Database» more  VLDB 1994»
13 years 11 months ago
On Spatially Partitioned Temporal Join
This paper presents an innovative partitionbased time join strategy for temporal databases where time is represented by time intervals. The proposed method maps time intervals to ...
Hongjun Lu, Beng Chin Ooi, Kian-Lee Tan
CVPR
2009
IEEE
15 years 2 months ago
Dense saliency-based spatiotemporal feature points for action recognition
Several spatiotemporal feature point detectors have been recently used in video analysis for action recognition. Feature points are detected using a number of measures, namely sali...
Konstantinos Rapantzikos, Stefanos D. Kollias, Yan...
MICCAI
2008
Springer
14 years 8 months ago
Spatial Consistency in 3D Tract-Based Clustering Statistics
We propose a novel technique for tract-based comparison of DTI-indices between groups, based on a representation that is estimated while matching fiber tracts. The method involves ...
Matthan Caan, Lucas J. van Vliet, Charles B. L. ...