Theory and Numerical Analysis of Extreme Learning Machine and Its Application for Different Degrees of Defect Recognition of Hoisting Wire Rope

Table 2

Data set description of the selected UCI regression problems.

Sample set	Number of characteristics	Total number of samples	Training samples	Test samples
Spectra	401	60	30	30
Fertility	9	100	50	50
Concrete	7	103	51	52
Sinc	2	10000	5000	5000