ppt of image processing using matlab

Ngày tải lên: 28/06/2014, 22:20

... 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 MATLAB Copyrighted ... Bhd. Working with Images in MATLAB Image Types: Index Images ã 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 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...

Ngày tải lên: 23/12/2013, 03:16

Ngày tải lên: 23/12/2013, 03:16

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Ngày tải lên: 08/04/2014, 10:06

... 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 ... broad base of the- oretical concepts with the knowledge required to implement those concepts using state -of- the-art image processing software tools.The theoretical underpin- nings of the material ... Digital Image Processing, by Gonzalez and Woods, published by Prentice Hall. The software code and supporting tools are based on the lead- ing software package in the field: The MATLAB Image Processing...

Ngày tải lên: 28/04/2014, 10:26

... the range of the output image data: 'original' — Range is limited to the range of the original image, [ min(f(:)) max(f(:))]. 'full' — Full range of the output image class ... 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

... 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 ... matrix rgb2ind rgb2gray mat2gray ind2gray gray2ind ind2rgb bw2ind im2bw im2bw im2bw Basics about image processing in matlab APPLICATION OF IMAGE PROCESSING APPLICATION OF IMAGE PROCESSING Traffic Monitoring Ứng dụng trong giao thông ... class="bi x4 y35 w3 h10" alt="" One pixel 1 2 3 N 1 2 3 M r c Basics about image processing in matlab XỬ LÝ ẢNH IMAGE PROCESSING clc, clf, clear all >> load trees >> RGB=ind2rgb(X,...

Ngày tải lên: 28/04/2014, 10:34

... APPLICATION OF IMAGE PROCESSING IMAGE PROCESSING Using MATLAB

Ngày tải lên: 28/04/2014, 10:34

... 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); ... of matrix A A − 1 Inverse of matrix A A + Pseudoinverse of matrix A p * Complex conjugate of p R xy Correlation matrix of x and y E { · } Expectation operator, average of...

Ngày tải lên: 29/03/2014, 10:20

Ngày tải lên: 01/01/2014, 18:43

... nullspace of A contains the zero vector ( u v w ) t = ( 0 0 0 ) t . Notice also that the third column of A is the sum of the first two columns, therefore the nullspace of A also contains all vectors of the ... there is a non-trivial combination of the 11 In all of these examples the appearance of an image was altered by simply manipulating the LUT, the mapping from image intensity value to display brightness ... and a vector), the column dimension of A must equal the row dimension of B. In other words if A is of size m ì n, then B must be of size n ìp (the product is of size m ì p). This constraint immediately...

Ngày tải lên: 05/06/2014, 11:40

... image processing with MATLAB 1. MATLAB (Computer file) 2. Image processing - Computer programs I.Title II. Banerj ee, Partha P. 621.3 ' 67 ' 02855369 ISBN 0080437885 Library of ... Fraunhofer diffraction of a square aperture Fourier Transforming Property of Ideal Lenses Gaussian Beam Optics and MATLAB Example 3.5.1 q-transformation of Gaussian beams 3.5.2 Focusing of ... Examples of Fresnel diffraction 3.3.2 MATLAB example: the Cornu Spiral 3.3.3 MATLAB example: Fresnel diffraction of a square aperture 3.3.4 Fraunhofer diffraction and examples 3.3.5 MATLAB...

Ngày tải lên: 05/06/2014, 12:01

Ngày tải lên: 05/06/2014, 12:05

Ngày tải lên: 22/06/2014, 19:20

Ngày tải lên: 23/07/2014, 00:24

... in intensity image imshow(A); %First display image using imshow imagesc(A); %Next display image using imagesc axis image; %Correct aspect ratio of displayed image axis off; %Turn off the axis ... intensity image of cell Cẳimread(spine.tif ); %Read in 8 bit intensity image of spine Dẳimread(onion.png); %Read in 8 bit colour image subplot(3,1,1); imagesc(B); axis image; %Creates a 3 Â1 mosaic of ... plane images (Figure 1.3) as separate Matlab images. You may wish to consider displaying a mosaic of several different bit-planes from an image using the subplot function. Exercise 1.6 Using the Matlab...

Ngày tải lên: 05/06/2014, 12:05

... rapid onset of self-assembly of the nanoparticle chains (or nanofibers). The laser pulse repetition rate plays a critical role in the formation of nanofibrous like structure. Figure 2 shows SEM images of ... observed Figure 5 MFM image of NdFeB nanofibrous structures formed upon irradiation of laser at 26 MHz pulse repetition rate. Figure 6 XRD pattern of NdFeB magnetic nanofibers generated at 26 ... below the Curie temperature of the sample to form magnetic nanofibers. The total magnetization of a nanofiber is given b y the vectorial sum of all single magnetic moments of the atoms [24]. As for...

Ngày tải lên: 21/06/2014, 03:20

Ngày tải lên: 21/06/2014, 08:20

Ngày tải lên: 21/06/2014, 19:20