Kurashige, Kentarou; Sugimoto, Masashi; Iwamoto, Naoya; … - In: International Journal of Artificial Life Research (IJALR) 7 (2017) 1, pp. 52-66
simply, such as non-periodic function, nonlinear time-varying function nor almost-periodic function. In case of a robot … the frequency of an almost- periodic function based on the frequency of the disturbance using Fourier transform, nearest …
