OP-KNN: Method and Applications

Table 3

Computational time comparison for the 9 data sets with 5 methods.

Regression	Computational time (in seconds)
	SVM	OP-ELM	ELM	MLP	OP-KNN
Abalone	6.6𝑒+4	5.7	4.0𝑒−1	2.1𝑒+3	5.1𝑒+1
Ailerons	4.2𝑒+2	16.8	9.0𝑒−1	3.5𝑒+3	5.3𝑒+1
Elevators	5.7𝑒+2	2.9𝑒+1	1.6	3.5𝑒+3	8.2𝑒+1
Auto price	2.6𝑒+2	2.7𝑒−1	3.8𝑒−2	7.3𝑒+2	7.8𝑒−1
Servo	1.3𝑒+2	2.1𝑒−1	3.9𝑒−2	5.2𝑒+2	2.1𝑒−1
Breast cancer	3.2𝑒+2	4.2𝑒−1	4.8𝑒−2	8.0𝑒+2	2.6
Bank	1.6𝑒+3	8.03	4.7𝑒−1	2.7𝑒+3	4.39𝑒+1
Stocks	2.3𝑒+3	1.54	1.1𝑒−1	1.2𝑒+3	6.69
Delve	4.5𝑒+2	8.6	5.7𝑒−1	2.9𝑒+4	8.75𝑒+3