Online Regularized and Kernelized Extreme Learning Machines with Forgetting Mechanism

Figure 2

APE curves of ELMs on process (25) with time-varying 𝛾 in (26).

(a) APE curves of FOS-ELM

(b) APE curves of ReOS-ELM

(c) APE curves of DR-ELM

(d) APE curves of FORELM

(e) APE curves of FOKELM