... and in subsequent chapters we sometimes refer to DigitalImage Processing
byGonzalez and Woods as “the Gonzalez- Woods book,” and to the ImageProcessing Toolbox as “IPT”
or simply as the “toolbox.”
... 3.7 Various
ways to plot an
image histogram.
(a)
imhist,
(b)
bar,
(c)
stem,
(d)
plot.
Digital Image
Processing
Using MATLAB
®
Second Edition
Rafael C. Gonzalez
University of Tennessee
Richard ... explain some of the plotting options in MATLAB that are
representative of those used in imageprocessing applications.
Histograms can be plotted also using bar graphs. For this purpose we can ... probability density function
(PDF) of the intensity levels in a given image, where the subscript is used for
differentiating between the PDFs of the input and output images. Suppose that
we perform...
... with Images in MATLAB
a) Image types and classes
b) Read/write images
c) Display images
2. Basic Image Processing
a) Image contrast and brightness enhancement
b) Image arithmetic
3. Block Processing ... with Images in MATLAB
Image Types: Binary Images
• In a binary image, each pixel assumes one of only
two discrete values: 0 (off) and 1 (on).
>> imshow(bwImg)
Image ProcessingUsing MATLAB
Copyrighted ... Bhd.
Working with Images in MATLAB
Image Types: Index Images
• An indexed image consists of a data matrix, X, and a
colormap matrix, map.
>> imshow(indexImg, map)
Image ProcessingUsing MATLAB
Copyrighted...
... ‘ Using vectorization = %.3f\n ’ , tstop − tstart);
2.14 USINGMATLAB FOR PROCESSING SIGNALS
We are now in a position to use MATLAB to process some signals. Once a signal
is sampled (in digital ... ′ MyImage.bmp ′ ;
[ImageMat cmap] = imread (FileName);
if (
˜
isempty (cmap) )
disp ( ′ This image has a colormap ′ );
end
[ImageHeight ImageWidth NumColorPlanes] = size (ImageMat); ... CHAPTER 2 MATLAB FOR SIGNAL PROCESSING
It is worth noting that DSP systems are often developed in MATLAB, and
implemented on the target hardware using the C language. This is because MATLAB
provides...
... trận
31.087.065.0
75.082.056.0
02.038.048.0
73.093.037.0
71.084.019.0
92.056.016.0
APPLICATION OF IMAGE PROCESSING
C
C
Á
Á
C L
C L
Ĩ
Ĩ
NH V
NH V
Ự
Ự
LIÊN QUAN
LIÊN QUAN
APPLICATION OF IMAGE PROCESSING
APPLICATION OF IMAGE PROCESSING
APPLICATION OF IMAGE PROCESSING
Indexed Images
An ... about imageprocessing in matlab
APPLICATION OF IMAGE PROCESSING
APPLICATION OF IMAGE PROCESSING
Traffic Monitoring
Ứng dụng trong giao thông
... xix
1
Introduction 15
1.1 What Is DigitalImage Processing? 15
1.2 The Origins of DigitalImageProcessing 17
1.3 Examples of Fields that Use DigitalImageProcessing 21
1.3.1 Gamma-Ray Imaging ... Used 34
1.4 Fundamental Steps in DigitalImageProcessing 39
1.5 Components of an ImageProcessing System 42
Summary 44
References and Further Reading 45
2
Digital Image Fundamentals 34
2.1 Elements ... Using a Single Sensor 47
2.3.2 Image Acquisition Using Sensor Strips 48
2.3.3 Image Acquisition Using Sensor Arrays 49
2.3.4 A Simple Image Formation Model 50
2.4 Image Sampling and Quantization...
... image
processing is intimately tied to the development of the digital computer. In fact,
digital images require so much storage and computational power that progress
in the field of digitalimage ... Publishing, NY.
Baxes, G.A. [1994]. DigitalImage Processing: Principles and Applications, John Wiley &
Sons, NY.
Gonzalez, R. C. and Woods, R. E. [1992]. DigitalImage Processing, Addison-Wesley,
Reading, ... on images generated by sources that
humans are not accustomed to associating with images. These include ultra-
sound, electron microscopy, and computer-generated images.Thus, digital image
processing...
...
Digital ImageProcessing – Part II
54
Morphological Image Processing
(a)
(c)
(d)
(b)
Digital ImageProcessing – Part II
87
Image Segmentation
(a) (b)
(c)
(a)
(b)
Digital Image ... compartments
(a)
(b)
Digital ImageProcessing – Part II
13
Colour Image Processing
(b)
Figure 5 Illustration of intensity slicing and colour assignment.
Digital ImageProcessing – Part II
10
Colour Image ...
66
66
67
69
70
71
71
72
74
76
77
77
79
80
81
83
83
84
85
86
89
90
91
91
91
Digital ImageProcessing – Part II
61
Morphological Image Processing
Problems
(7) Write down the equations of combined Boolean operations to produce the following binary
images by using...