New Techniques of Foreground Detection, Segmentation and Density Estimation for Crowded Objects Motion Analysis.
Wei LiXiaojuan WuHua-An ZhaoPublished in: Inf. Media Technol. (2011)
Keyphrases
- motion analysis
- density estimation
- background modeling
- image sequences
- background subtraction
- moving objects
- object segmentation
- mixture model
- foreground objects
- gaussian mixture model
- complex background
- probability density
- mixture of gaussians
- probability density function
- outlier detection
- level set
- motion model
- density function
- motion detection
- flow field
- point correspondences
- segmentation algorithm
- bounding box
- background model
- d objects
- motion parameters
- image segmentation
- video surveillance
- object tracking
- object detection
- similarity measure
- em algorithm
- human motion
- object categories
- segmentation method
- energy function
- human body
- pixel level
- graph cuts
- expectation maximization
- human detection
- feature points
- multi view