Intensity and Wavelength Division Multiplexing FBG Sensor System Using a Raman Amplifier and Extreme Learning Machine. - Yibeltal Chanie Manie; Run-Kai Shiu; Peng-Chun Peng; Bao-Yi Guo; Mekuanint Agegnehu Bitew; Wei-Chieh Tang; Hung-Kai Lu (J. Sensors, 2018)