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ICDE
2008
IEEE
161views Database» more  ICDE 2008»
14 years 9 months ago
COLR-Tree: Communication-Efficient Spatio-Temporal Indexing for a Sensor Data Web Portal
Abstract-- We present COLR-Tree, an abstraction layer designed to support efficient spatio-temporal queries on live data gathered from a large collection of sensors. We use COLR-Tr...
Yanif Ahmad, Suman Nath
ICIP
1998
IEEE
14 years 9 months ago
Automatic Spatio-Temporal Video Sequence Segmentation
In the paper, an automatic spatio-temporal video sequence segmentation algorithm is proposed. To address this very di cult computer vision problem, several novel algorithms have b...
Jozsef Vass, Kannappan Palaniappan, Xinhua Zhuang
MOBIQUITOUS
2007
IEEE
14 years 1 months ago
A SpatioTemporal Placement Model for Caching Location Dependent Queries
Client side caching of location dependent queries is an important technique for improving performance of location-based services. Most of the existing research in this area has fo...
Anand Murugappan, Ling Liu
CVPR
2009
IEEE
1133views Computer Vision» more  CVPR 2009»
15 years 2 months ago
Hierarchical Spatio-Temporal Context Modeling for Action Recognition
The problem of recognizing actions in realistic videos is challenging yet absorbing owing to its great potentials in many practical applications. Most previous research is limit...
Jintao Li, Ju Sun, Loong Fah Cheong, Shuicheng Yan...
3DPVT
2006
IEEE
203views Visualization» more  3DPVT 2006»
14 years 1 months ago
A Spatio-Temporal Modeling Method for Shape Representation
The spherical harmonic (SPHARM) description is a powerful surface modeling technique that can model arbitrarily shaped but simply connected three dimensional (3D) objects. Because...
Heng Huang, Li Shen, Rong Zhang, Fillia Makedon, J...