BLSM	bagging local semi-supervised model
ELM	extreme learning machine
JITL	just-in-time-learning
JLSSVR	just-in-time least squares support vector regression
NNs	neural networks
RE	relative root-mean-square error
RMSE	root-mean-square error
RELM	regularized extreme learning machine
SELM	semi-supervised extreme learning machine
SLFNs	single-hidden layer feedforward networks
SVR	support vector regression