An Improved Teaching-Learning-Based Optimization with Differential Learning and Its Application

Table 3

Design parameters of IIR LP, HP, BP, and BS filters.

Type of filter	Pass band ripple	Stop band ripple	Pass band edge	Stop band edge
Low-pass (LP)	0.01	0.001	0.45	0.5
High-pass (HP)	0.01	0.001	0.5	0.45
Band-pass (BP)	0.01	0.001	0.3 and 0.7	0.25 and 0.75
Band-stop (BS)	0.01	0.001	0.25 and 0.75	0.3 and 0.7