A Hybrid Chatter Detection Method Based on WPD, SSA, and SVM-PSO

Table 7

Parameters of other feature classification methods.

Type	Setting
BPNN	The input layer number is 2, the output layer number is 2, and the hidden layer number is 3
KNN	The number of the nearest neighbors is set to 6, and the distance is set to Euclidean distance
DT	The balance parameter of sample labels is set to none
NBM	The classifier is set to minimum risk Bayesian classifier