FOURIER SPECTRUM By N., Pam M.S. - May 11, 2013 the name that is given to a graph of amplitude as a function of frequency for all the sine waves that comprise a Fourier analysis of an image. It was devised by Jean Baptiste Joseph Fourier. FOURIER SPECTRUM: "The Fourier spectrum is a graph of amplitude versus frequency." Related Psychology Terms FOURIER ANALYSIS SINE WAVE STAGE 1 SLEEP KAPPA WAVE SOUND SPECTRUM STAGE 4 SLEEP BURST-PAUSE FIRING STAGE 3 SLEEP ECHO- ENCEPHALOGRAPH, STOCHASTIC MODEL Cite this page: N., Pam M.S., "FOURIER SPECTRUM," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/fourier-spectrum/ (accessed January 22, 2020).