New Techniques of Foreground Detection, Segmentation and Density Estimation for Crowded Objects Motion Analysis.
Wei LiXiaojuan WuHua-An ZhaoPublished in: J. Inf. Process. (2011)
Keyphrases
- motion analysis
- density estimation
- background modeling
- image sequences
- object segmentation
- background subtraction
- mixture model
- moving objects
- foreground objects
- density function
- gaussian mixture model
- complex background
- probability density
- image segmentation
- motion model
- segmentation algorithm
- outlier detection
- bounding box
- probability density function
- motion parameters
- object detection
- mixture of gaussians
- level set
- d objects
- shape prior
- dynamic scenes
- flow field
- point correspondences
- object tracking
- particle filter
- segmentation method
- motion detection
- feature selection
- background model
- unsupervised learning
- em algorithm