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TIFS
2008
109views more  TIFS 2008»
15 years 4 months ago
Lookup-Table-Based Secure Client-Side Embedding for Spread-Spectrum Watermarks
Today, mass-scale electronic content distribution systems embed forensic tracking watermarks primarily at the distribution server. For limiting the bandwidth usage and server compl...
Mehmet Utku Celik, Aweke N. Lemma, Stefan Katzenbe...
TROB
2008
124views more  TROB 2008»
15 years 4 months ago
A Dynamic-Model-Based Wheel Slip Detector for Mobile Robots on Outdoor Terrain
Abstract--This paper introduces a model-based approach to estimating longitudinal wheel slip and detecting immobilized conditions of autonomous mobile robots operating on outdoor t...
Chris C. Ward, Karl Iagnemma
JMM2
2007
183views more  JMM2 2007»
15 years 4 months ago
A Chaos Theoretic Analysis of Motion and Illumination in Video Sequences
— Accurate and robust image motion detection has been of substantial interest in the image processing and computer vision communities. Unfortunately, no single motion detection a...
Michael E. Farmer
CVPR
2009
IEEE
16 years 11 months ago
Observe Locally, Infer Globally: a Space-Time MRF for Detecting Abnormal Activities with Incremental Updates
We propose a space-time Markov Random Field (MRF) model to detect abnormal activities in video. The nodes in the MRF graph correspond to a grid of local regions in the video fra...
Jaechul Kim (University of Texas at Austin), Krist...
ICCV
1999
IEEE
16 years 6 months ago
A Bidirectional Matching Algorithm for Deformable Pattern Detection with Application to Handwritten Word Retrieval
A Bayesian framework for deformable pattern classification has been proposed in [1] with promising results for isolated handwritten character recognition. Its performance, however...
Kwok-Wai Cheung, Dit-Yan Yeung, Roland T. Chin