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ICC
2007
IEEE
104views Communications» more  ICC 2007»
14 years 4 months ago
Secure Tracking in Sensor Networks
Abstract— Target tracking is a canonical issue in sensor networks research. However, tracking security has gained little or no attention. Once a sensor node is compromised, it wi...
Chih-Chieh Geoff Chang, Wesley E. Snyder, Cliff Wa...
ICRA
2007
IEEE
130views Robotics» more  ICRA 2007»
14 years 4 months ago
The Cost of Reality: Effects of Real-World Factors on Multi-Robot Search
— Designing algorithms for multi-robot systems can be a complex and difficult process: the cost of such systems can be very high, collecting experimental data can be timeconsumi...
Jim Pugh, Alcherio Martinoli
SEMCO
2007
IEEE
14 years 4 months ago
A Hybrid Approach to Improving Semantic Extraction of News Video
In this paper we describe a hybrid approach to improving semantic extraction from news video. Experiments show the value of careful parameter tuning, exploiting multiple feature s...
Alexander G. Hauptmann, Ming-yu Chen, Michael G. C...
CAIP
2007
Springer
190views Image Analysis» more  CAIP 2007»
14 years 4 months ago
Image Segmentation Based on Height Maps
Abstract. In this paper we introduce a new method for image segmentation. It is based on a height map generated from the input image. The height map characterizes the image content...
Gabriele Peters, Jochen Kerdels
IBPRIA
2007
Springer
14 years 4 months ago
HMM-Based Action Recognition Using Contour Histograms
This paper describes an experimental study about a robust contour feature (shape-context) for using in action recognition based on continuous hidden Markov models (HMM). We ran dif...
Maria Ángeles Mendoza, Nicolas Pérez...