Driver's Behavior Modeling Using Fuzzy Logic

Table 11

Coefficients of fuzzy membership functions for change of steering angle.

Linguistic terms	a	b	c	d
very right	Center$(1)$	Center$(1)$	Center$(1)+$ D	Center$(2)+$0.8D
right	Center$(1)+$2.5D	Center$(2)+$2D	Center$(3)$
not change	Center$(3)-$0.25D	Center$(3)$	Center$(3)+$0.25D	—
left	Center$(3)$	Center$(4)-$2D	Center$(5)-$2.5D	—
very left	Center$(4)-$0.8D	Center$(5)-$ D	Center$(5)$	Center$(5)$