SIGNALPROCESSING FORCOMMUNICATIONS

signal processing for Communications, by and M. Vetterli, 2008, EPFL PressSIGNAL PROCESSINGFOR COMMUNICATIONSS ignal processing for Communications, by and M. Vetterli, 2008, EPFL PressAboutthecoverphotographAutumn leaves in the Gorges de l Areuse, being a beautiful picture, this photograph also illustrates a basic signal processing concept. Theexposuretimeisontheorderof asecond,ascanbeseenfromthefuzzinessof theswirlingleaves;inotherwords,the photograph is the average,over a one-second interval,of the light intensity and of the color ,thelightonthecamera'sfilmisathree-dimen sionalprocess, with two spatial dimensions (the focal plane) and one time dimension.

Signal Processing for Communications, by P.Prandoni and M. Vetterli, © 2008, EPFL Press SIGNALPROCESSING FORCOMMUNICATIONS

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