Pruning Multilayered ELM Using Cholesky Factorization and Givens Rotation Transformation

Figure 3

The average testing accuracy for the algorithm P-ELM using (a) Diabetic Retinopathy Debrecen, (b) image segmentation, and (c) coal spectral data, while the hidden node is decreased one by one.

(a)

(b)

(c)