ebook of digital image processing using matlab

Ngày tải lên: 23/12/2013, 03:16

... Processing Toolbox is a collection of MATLAB functions (called M-functions or M-files) that extend the capabili- ty of the MATLAB environment for the solution of digital image processing problems. Other ... Edit. The MATLAB Working Environment In this section we give a brief overview of some important operational aspects of using MATLAB. 1.7.1 The MATLAB Desktop The MATLAB desktop is the main MATLAB ... state -of- the-art software can be integrated into a prototyping environment whose objective is to provide a set of well-supported tools for the solution of a broad class of problems in digital image...

Ngày tải lên: 28/04/2014, 10:26

... 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 ... 0.75]. (d) Result of enhancing the image with gamma = 2. (e) and (f) Results of using func- tion stretchlim as an automatic input into function imadjust. (Original image courtesy of G. E. Medical ... opportunity to explain some of the plotting options in MATLAB that are representative of those used in image processing applications. Histograms can be plotted also using bar graphs. For this...

Ngày tải lên: 28/04/2014, 10:26

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Ngày tải lên: 08/04/2014, 10:06

Ngày tải lên: 05/06/2014, 12:05

Ngày tải lên: 28/06/2014, 22:20

... 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 Processing Using 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 Processing Using MATLAB Copyrighted ... with Images in MATLAB Image Types: MATLAB Data Types Used • 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...

Ngày tải lên: 23/12/2013, 03:16

... ‘ Using vectorization = %.3f\n ’ , tstop − tstart); 2.14 USING MATLAB FOR PROCESSING SIGNALS We are now in a position to use MATLAB to process some signals. Once a signal is sampled (in digital ... perceptual quality of such images depends on the display media and the relative size of the image, but it is quite clear that the 2 - bit image is unacceptable in terms of quality. We can repeat ... ′ MyImage.bmp ′ ; [ImageMat cmap] = imread (FileName); if ( ˜ isempty (cmap) ) disp ( ′ This image has a colormap ′ ); end [ImageHeight ImageWidth NumColorPlanes] = size (ImageMat);...

Ngày tải lên: 29/03/2014, 10:20

... 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 image processing in matlab APPLICATION OF IMAGE PROCESSING APPLICATION OF IMAGE PROCESSING Traffic Monitoring Ứng dụng trong giao thông

Ngày tải lên: 28/04/2014, 10:34

... g(i,j,1)=1; g(i,j,2)=0; g(i,j,3)=rand(1); else g(i,j,1)=0; g(i,j,2)=0; g(i,j,3)=1; end end end image( g)

Ngày tải lên: 28/04/2014, 10:34

... traditional image- processing algorithms. The same is true for many Web applications using server-side image processing, such as those based on ImageMagick. Thus image processing is really at the base of ... for MacOS and Linux, consult the ImageJ installation manual. 1 Digital Images For a long time, using a computer to manipulate a digital image (i. e., digital image processing) was something performed ... the category of tools above, digital image processing software primarily aims at the requirements of algorithm and software developers, sci- entists, and engineers working with images, where...

Ngày tải lên: 05/06/2014, 11:55

Ngày tải lên: 05/06/2014, 12:06

Ngày tải lên: 05/06/2014, 12:06

Ngày tải lên: 23/07/2014, 00:24

... still image or a single frame of image. More dynamic and interesting images are the so-called sequence images or video images. A sequence of images, as in a TV or movie, consists of a number of ... log magnitude of the 2-D DFT of the image in Fig. 2-3a. The 2-D DFT is of the same size as the image as long as no padding is done, as the rows and columns of the image are powers of 2. The first ... noise-cleaned image. Original image is courtesy of the Center for Image Processing Research, Rensselaer Polytechnic Institute. K80729-Ch001.qxd 10/27/05 2:21 PM Page 4 6 Discrete Transforms for Image Processing...

Ngày tải lên: 05/06/2014, 11:57

... xix 1 Introduction 15 1.1 What Is Digital Image Processing? 15 1.2 The Origins of Digital Image Processing 17 1.3 Examples of Fields that Use Digital Image Processing 21 1.3.1 Gamma-Ray Imaging ... Fundamental Steps in Digital Image Processing 39 1.5 Components of an Image Processing System 42 Summary 44 References and Further Reading 45 2 Digital Image Fundamentals 34 2.1 Elements of Visual Perception ... 45 2.3.1 Image Acquisition 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...

Ngày tải lên: 02/11/2012, 17:24

... 1.18 Images of the Crab Pulsar (in the center of images) covering the electromagnetic spectrum. (Courtesy of NASA.) 1.3 ■ Examples of Fields that Use Digital Image Processing 21 FIGURE 1.17 MRI images ... place of overlap be- tween image processing and image analysis is the area of recognition of indi- vidual regions or objects in an image. Thus, what we call in this book digital image processing ... 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 digital image...

Ngày tải lên: 02/11/2012, 17:24

Ngày tải lên: 02/11/2012, 17:25

Ngày tải lên: 02/11/2012, 17:25