advantages of image processing in matlab
Tài liệu Image Processing Using MATLAB doc
Ngày tải lên :
23/12/2013, 03:16
... Bhd.
Working with Images in MATLAB
Image Types: Binary Images
ã In a binary image, each pixel assumes one of only
two discrete values: 0 (off) and 1 (on).
>> imshow(bwImg)
Image Processing Using ... Importing and exporting images in MATLAB
ã imfinfo
ã imread and imwrite
ã imshow
3. Converting between image formats
Working with Images in MATLAB
Image Processing Using MATLAB
Copyrighted 2005 TechSource ... Bhd.
Working with Images in MATLAB
Image Types: MATLAB Data Types Used
ã A wide array of different data types exist in
MATLAB, but only a subset of the data types are
used to represent images in MATLAB.
Image...
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Tài liệu Image Processing in C (giao trinh xu ly anh) ppt
Ngày tải lên :
23/02/2014, 12:20
... int biBitCount; // 2 bytes
unsigned int biCompression; // 4 bytes
unsigned int biImageSize; // 4 bytes
unsigned int bihResolution; // 4 bytes
unsigned int bivResolution; // 4 bytes
unsigned int ...
*fp){
fwrite(&bmpHeader.bfType,2,1,fp);
fwrite(&bmpHeader.bfSize,4,1,fp);
fwrite(&bmpHeader.bfReserved1,2,1,fp);
fwrite(&bmpHeader.bfReserved2,2,1,fp);
fwrite(&bmpHeader.bfOffBits,4,1,fp);
}
1.5.3.2. Haøm ghi thoâng tin ảnh vào file:
void Write_Info_Header(struct BitmapInfoHeader bmpInfo,FILE
*fp){
fwrite(&bmpInfo.biSize,4,1,fp);
fwrite(&bmpInfo.biWidth,4,1,fp);
fwrite(&bmpInfo.biHeight,4,1,fp);
fwrite(&bmpInfo.biPlanes,2,1,fp);
fwrite(&bmpInfo.biBitCount,2,1,fp);
fwrite(&bmpInfo.biCompression,4,1,fp);
fwrite(&bmpInfo.biImageSize,4,1,fp);
fwrite(&bmpInfo.bihResolution,4,1,fp);
fwrite(&bmpInfo.bivResolution,4,1,fp);
fwrite(&bmpInfo.biClrUser,4,1,fp);
fwrite(&bmpInfo.biClrImportant,4,1,fp);
}
1.5.3.3. ... BitmapFileHeader{
unsigned short int bfType; // 2 bytes
unsigned int bfSize; // 4 bytes
unsigned short int bfReserved1; // 2 bytes
unsigned short int bfReserved2; // 2 bytes
unsigned int bfOffBits; // 4 bytes
};
1.5.2.2....
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digital signal and image processing using matlab - gerard blanchet & maurice charbit
Ngày tải lên :
08/04/2014, 10:06
... class="bi xe y27 wb h35" alt=""
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digital image processing using matlab
Ngày tải lên :
28/04/2014, 10:26
... area of automated analysis of text. The
processes of acquiring an image of 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 digital image processing
in this book. Making sense of the content of ... add-on products, including the Image Processing Toolbox,
also are available.
Areas of Image Processing Covered in the Book
Every chapter in this book contains the pertinent MATLAB and IPT material
needed...
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digital image processing using matlab
Ngày tải lên :
28/04/2014, 10:26
... 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 in image contrast ...
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 ... ylabel('Output intensity values', 'fontsize', 9)
The text in the body of the graph was inserted using the TextBox and Arrow
commands from the Insert menu in the MATLAB figure window containing...
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Image processing using matlab
Ngày tải lên :
28/04/2014, 10:34
... 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 ... indexed
intensity
RGB
binary
General matrix
rgb2ind
rgb2gray
mat2gray
ind2gray
gray2ind
ind2rgb
bw2ind
im2bw
im2bw
im2bw
Basics about image processing in matlab
APPLICATION OF IMAGE PROCESSING
... IMAGE PROCESSING
APPLICATION OF IMAGE PROCESSING
Traffic Monitoring
Ứng dụng trong giao thông
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image processing using matlab
Ngày tải lên :
28/04/2014, 10:34
... sqrt,
sin, cos, etc.
APPLICATION OF IMAGE PROCESSING
IMAGE PROESSING
Low Level Process
Input: Image
Output: Image
Examples: Noise
removal, image
sharpening
Mid Level Process
Input: Image
Output: ... APPLICATION OF IMAGE PROCESSING
IMAGE PROCESSING
Using
MATLAB
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hany farid - fundamentals of image processing
Ngày tải lên :
05/06/2014, 11:40
... number of steps governs the number of inten-
sity values. Shown in Figure 6.7 is an image of Einstein quantized
to five intensity values, notice that all the subtle variations in the
curtain and in ... vectors
are linearly dependent. In other words, a set of vectors are linearly
dependent if at least one of the vectors can be expressed as a sum
of scaled copies of the remaining vectors.
Linear independence ... ways in which we can think of solving these
equations for x and y. The first is to consider each equation as
describing a line, with the solution being at the intersection of the
lines: in this...
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goldberger, ng - practical signal and image processing in clinical cardiology
Ngày tải lên :
05/06/2014, 11:46
... the clinical
cardiologist, a beginner in the biomedical engineering eld may also nd the review of
concepts useful before requiring a more in- depth signal processing text. Signal processing ... that interpretation of these signals is often performed with little
understanding of how these signals are obtained and processed.
Why then would the understanding of signal and image processing ... that
distinction.
Douglas P. Zipes, MD
Distinguished Professor
Indiana University School of Medicine
Krannert Institute of Cardiology, suite E315
1800 North Capitol Avenue
Indianapolis, IN 46202,...
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neri, caramella, bartolozzi - image processing in radiology - current applications (springer, 2008)
Ngày tải lên :
05/06/2014, 12:01
... assessing patients with a variety of etiologies for
abdominal pain including determining the site of
GI perforation in patients with extra-luminal intra-
peritoneal gas (Hainaux et al. 2006).
Appendicitis ...
those of computed tomography (CT) or magnetic
resonance (MR) images by means of fusion imaging
processes. Image fusion, the process of aligning and
superimposing images obtained using two ...
imaging modalities, is in fact a rapidly evolving fi eld
of interest.
In this chapter, we review the various approaches
that investigators have pursued in the development
of 3D ultrasound imaging...
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poon, banerjee - contemporary optical image processing with matlab
Ngày tải lên :
05/06/2014, 12:01
... found in any standard
digital signal processing text, see for instance, Antoniou (1979). We will
use FFT concepts in beam propagation problems in Chapter 4 and in
image processing, in Chapters ... properties of convolution in our discussion on
transfer functions for propagation in Chapter 3, and properties of
correlation in connection with matched filtering and image processing in
Chapter ... example of a two-lens imaging system that will be also discussed
in detail later in connection with image processing. Note also that if the
input ray is parallel to the axis (ray coordinate
%2
in...
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