Stream Classification Algorithm Based on Decision Tree

Algorithm 2

Sliding window dynamic adjustment algorithm.

	Initialize: length = 0;/∗length of slide window ∗/
(1)	Win1 = Data from training set, Win2 = Data from a classifier created by a training set
(2)	While(di ! = Null)
(3)	Widthtime = Predict the amount of data for a given time period
(4)	If(Concept Drift)
(5)
(6)	Else
(7)
(8)	If(Widthtime > )
(9)
(10)	Else
(11)