Tracking Objects Based on Multiple Particle Filters for Multipart Combined Moving Directions Information

Table 2

Notation table.

Symbol	Explanation
	The state of the object in the frame k
	The ratio between the weight/height of the object at the first frame
	Epsilon
Δx	Dirac delta function at x
Δ	Kronecker function
	Gaussian transition function
HOG	Histogram of oriented gradients
	Effective sample size