Abstract: Proper signal measurement and processing are crucial in electroencephalography (EEG)-based brain-computer interfaces (BCIs), as they form the basis of brain insight and precise BCI control.
Abstract: Digital equalization is essential for correcting loudspeaker frequency responses in high-fidelity audio reproduction. Although infinite impulse response (IIR) filters are computationally ...
Liu’s pathbreaking research aided the transition from analog to digital processing of sound, images and video. His Ph.D. students went on to become leading figures in academia and industry.