... commonly referred to as salt and pepper noise. This
1.2 Enhancement
3
H
a
b
FIGURE
1-3
Enhancing an image by histogram equalization: (a) original image and (b)
enhanced image. Original image courtesy ... (2-D) signals and systems, which are useful in the
analysis and design of image processing systems, and defers detailed derivations
to an appendix. If you are familiar wit...
... signal, and a discrete-time signal. We dis-
cussed the basic procedure followed to sample and quantize an analog signal
ANALOG AND DIGITAL SIGNAL PROCESSING
25
different receivers or as it changes ... in transmitted signals
and correction to reduce the error rate is an advanced technique used in
many applications. Another example is our ability to compress the data by
a significa...
... mapping. Another example of advanced digital signal
processing is found in hearing aids and cardiac pacemakers.
5. Image Processing. Image enhancement, image restoration, image under-
standing, ... analog
system and feeding the input signals stored on these storage devices to the ana-
log system.
By using digital filters, we can realize many transfer functions that cannot be
r...
... Series Editor
University of California, Davis
Forthcoming and Published Titles
Applied Vector Analysis
Matiur Rahman and Isaac Mulolani
Continuous Signals and Systems with MATLAB
®
Taan ElAli and Mohammad ... reproduced or transmitted in any form or by any means, electronic
or mechanical, including photocopying, microfilming, and recording, or by any information storage or
retrieval system...
... corrections, and suggestions should be
sent to rmgray@stanford.edu. Every effort will be made to fix typos and
take suggestions into an account on at least an annual basis.
I hope to put together a ... important to engineers
tend to be neglected. In addition, too much time can be spent with the
formal details, obscuring the often simple and elegant ideas behind a proof.
Often li...
... continue to more advanced courses to be able to read and gener-
ally follow the modern literature on applications of random processes
to information and communication theory, estimation and detection,
control, ... detection,
control, signal processing, and stochastic systems theory.
v
to our Families
Introduction 9
second-order moments — the mean and covariance — of a variety
of...