... operations
contrast
saturation
Changing illuminant
SSIP08 Vienna, Austria
4.2. Color image filtering (11)
ã Results of HSV conditional ordering median filter:
Color imageprocessing & analysis
original noisy filtered
... filtering:
Color imageprocessing & analysis
original noisy filtered
SSIP08 Vienna, Austria
1. Human perception of color images (2)
ã The human color vision system:
Color imageprocessing ...
State of the art in color image
processing and analysis
Lecturer:
Assoc. prof. Mihaela GORDAN
Technical University of Cluj-Napoca,
Faculty of Electronics, Telecommunications and
Information...
... area of automated analysis of text. The
processes of acquiring an imageof the area containing the text, preprocessing
that image, extracting (segmenting) the individual characters, describing ... the
characters in a form suitable for computer processing, and recognizing those
individual characters, are in the scope of what we call digitalimageprocessing
in this book. Making sense of the content of ... lead-
ing software package in the field: The MATLABImageProcessing Toolbox,
†
1.1
†
In the following discussion and in subsequent chapters we sometimes refer to DigitalImage Processing
by...
... transformation
function in Fig. 3.9 maps a narrow range of intensity levels in the lower end
of the input intensity scale to the full intensity range in the output image. The
improvement inimage contrast ... ofprocessing is useful for highlighting an intensity band of
interest. Finally, using the command
>> g3 = imadjust(f, [ ], [ ], 2);
imcomplement
d
a b
e f
c
FIGURE 3.3 (a) Original digital ...
than the number of intensity levels in f.
3.3 ■ Histogram Processing and Function Plotting 101
evident in the histogram of this image, shown in Fig. 3.8(d). The increase in
contrast is due...
... Image Processing? 15
1.2 The Origins ofDigitalImageProcessing 17
1.3 Examples of Fields that Use DigitalImageProcessing 21
1.3.1 Gamma-Ray Imaging 22
1.3.2 X-ray Imaging 23
1.3.3 Imaging in ... Fundamental Steps inDigitalImageProcessing 39
1.5 Components of an ImageProcessing System 42
Summary 44
References and Further Reading 45
2
Digital Image Fundamentals 34
2.1 Elements of Visual Perception ... Zooming and Shrinking Digital Images 64
vii
GONZFM-i-xxii. 5-10-2001 14:22 Page vii
Digital Image
Processing
Second Edition
Rafael C. Gonzalez
University of Tennessee
Richard E. Woods
MedData Interactive
Prentice...
... large-scale imageprocessing systems still are being sold for mas-
sive imaging applications, such as processingof satellite images, the trend con-
tinues toward miniaturizing and blending of general-purpose ... processingin a digital domain. Color is used also in later chapters as the
basis for extracting features of interest in an image.
Wavelets are the foundation for representing images in various ... were capable of coding images in five distinct
levels of gray. This capability was increased to 15 levels in 1929. Figure 1.3 is
typical of the type of images that could be obtained using the 15-tone...
... Gain(10,35,5,1,gain_parameter) /*incr by 5,up to 35*/
{
gain = gain_parameter; /*vary gain of sine*/
}
FIGURE 1.6. GEL file to slide through different gain values in the sine generation program
(gain.gel).
FIGURE ... Select GEL ặ Sine Gain ặ Gain. This should bring out the Slider window
shown in Figure 1.7, with the minimum value of 10 set for the gain.
3. Press the up-arrow key to increase the gain value from ... 15, as displayed
in the Slider window. Verify that the volume of the sine wave generated has
increased. Press the up-arrow key again to continue increasing the slider,
incrementing by 5 up to 30....
... compartments
(a)
(b)
DigitalImageProcessing – Part II
13
Colour Image Processing
(b)
Figure 5 Illustration of intensity slicing and colour assignment.
DigitalImageProcessing – Part II
... DigitalImageProcessing – Part II
54
Morphological Image Processing
(a)
(c)
(d)
(b)
DigitalImageProcessing – Part II
87
Image Segmentation
(a) (b)
(c)
(a)
(b)
DigitalImage ... the structuring element, the final thinning is produced.
Figure 33 Illustration of thinning for line detection. (a) A binary original image; (b) After 10 iterations
of thinning; (c) After...
... plot of the MTF as a function of the input signal contrast. Another indi-
cation of the form of the MTF can be obtained by observation of the composite sine-
wave grating of Figure 2.4-3, in which ... to
develop conceptual models of the human visual process. These models are vital in
the design ofimageprocessing systems and in the construction of measures of
image fidelity and intelligibility.
2.1. ... differential of the logarithm of intensity is
(2.3-1)
equal changes in the logarithm of the intensity of a light can be related to equal just
noticeable changes in its intensity over the region of intensities,...
... 7
Wavelets and Multiresolution Processing
Chapter 7
Wavelets and Multiresolution Processing
DigitalImage Processing, 2nd ed.
Digital Image Processing, 2nd ed.
www.imageprocessingbook.com
â 2002 R. C. ... 7
Wavelets and Multiresolution Processing
Chapter 7
Wavelets and Multiresolution Processing
DigitalImage Processing, 2nd ed.
Digital Image Processing, 2nd ed.
www.imageprocessingbook.com
â 2002 R. C. ... 7
Wavelets and Multiresolution Processing
Chapter 7
Wavelets and Multiresolution Processing
DigitalImage Processing, 2nd ed.
Digital Image Processing, 2nd ed.
www.imageprocessingbook.com
â 2002 R. C....