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TIM
2011
108views more  TIM 2011»
15 years 1 months ago
A Low-Cost Method for Measuring Surface Currents and Modeling Drifting Objects
—The ability to measure and model water currents is essential to ensure the safety and correct operations of many water surface activities. For example, the complex currents in h...
Huang-Chen Lee, Chun-Yu Lin, Chun-Han Lin, Sheng-W...
ICCV
2011
IEEE
14 years 6 months ago
Perturb-and-MAP Random Fields: Using Discrete Optimization\\to Learn and Sample from Energy Models
We propose a novel way to induce a random field from an energy function on discrete labels. It amounts to locally injecting noise to the energy potentials, followed by finding t...
George Papandreou, Alan L. Yuille
CVPR
2003
IEEE
16 years 8 months ago
Bayesian Tangent Shape Model: Estimating Shape and Pose Parameters via Bayesian Inference
12 In this paper we study the problem of shape analysis and its application in locating facial feature points on frontal faces. We propose a Bayesian inference solution based on ta...
Yi Zhou, Lie Gu, HongJiang Zhang
ICIP
2004
IEEE
16 years 8 months ago
A hidden markov model framework for traffic event detection using video features
We present a novel approach for highway traffic event detection. Our algorithm extracts features directly from the compressed video and automatically detects traffic events using ...
Xiaokun Li, Fatih Murat Porikli
ICDE
2002
IEEE
102views Database» more  ICDE 2002»
16 years 8 months ago
Cost Models for Overlapping and Multi-Version B-Trees
Overlapping and multi-version techniques are two popular frameworks that transform an ephemeral index into a multiple logical-tree structure in order to support versioning databas...
Yufei Tao, Dimitris Papadias, Jun Zhang