image processing using matlab tutorial pdf

... 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 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...

Ngày tải lên: 23/12/2013, 03:16

Ngày tải lên: 23/12/2013, 03:16

... class="bi xe y27 wb h35" alt=""

Ngày tải lên: 08/04/2014, 10:06

Ngày tải lên: 28/04/2014, 10:26

Ngày tải lên: 28/04/2014, 10:26

Ngày tải lên: 28/04/2014, 10:34

Ngày tải lên: 28/04/2014, 10:34

Ngày tải lên: 28/06/2014, 22:20

... Equation (12.65). The zero of the overall amplifier gain is calculated using Equation (12.66). The MATLAB program is as follows: MATLAB Script %Frequency response of CE Amplifier rc=4e3; rb1=60e3; ... T > . Using equation (12.100), we obtain () () II W L W L D 01 2 1 =           (12.104) and R V I = − 5 0 0 (12.105) The MATLAB program is as follows: MATLAB Script ... µ Amil / 2 . Use MATLAB to plot the output characteristic for V BE = 0.65 V. Neglect the effect of V AF on the output current I C . Assume a temperature of 300 o K. Solution MATLAB Script...

Ngày tải lên: 13/12/2013, 01:15

... discusses the application of MATLAB for analysis of two-port networks. The describing equations for the various two-port network represen- tations are given. The use of MATLAB for solving problems ... networks is shown. Example problems in- volving both passive and active circuits will be solved using MATLAB. 7.1 TWO-PORT NETWORK REPRESENTATIONS A general two-port network is shown in ... V V 2 1 . (c) Use MATLAB to plot the phase characteristics of V V 2 1 . + - V 1 + - V 2 R C R R CC Figure P7.5 RC Ladder Network © 1999 CRC Press LLC © 1999 CRC Press LLC Using Equation...

Ngày tải lên: 13/12/2013, 01:15

... a n and b n . (b) Write a MATLAB program to obtain a n and b n for n = 0 , 1, , 10 by using Equations (8.5) and (8.6). (c) Resynthesis g(t) using 10 terms of the values a n ... Write a MATLAB program to obtain the exponential Fourier series coefficients c n for n = 0, 1, , 20. (b) Plot the amplitude spectrum. (c) Using the values obtained in (a), use MATLAB ... 8.3.1 MATLAB function fft The MATLAB function for performing Fast Fourier Transforms is fft x () where x is the vector to be transformed. fft x N (, ) is also MATLAB command...

Ngày tải lên: 19/01/2014, 17:20

... implying, plot x versus y using green color. Line and mark style may be added to color type using the command plot(x, y, ’+w’) The above statement implies plot x versus y using white + marks. ... the graph window using a mouse or arrow keys. Pressing the return key terminates the input. • [x y] = ginput(n) command allows the selection of n points from the graph window using a mouse ... Figure 2.7 Plots of x 2 and x 3 using Subplot Commands. The coordinates of points on the graph window can be obtained using the ginput command. There are two forms of...

Ngày tải lên: 19/01/2014, 17:20

... entered, MATLAB processes the commands immediately and displays the results. MATLAB is also capable of processing a sequence of commands that are stored in files with extension m. MATLAB files ... implying, plot x versus y using green color. Line and mark style may be added to color type using the command plot(x, y, ’+w’) The above statement implies plot x versus y using white + marks. ... SELECTED BIBLIOGRAPHY 1. MathWorks, Inc., MATLAB, High-Performance Numeric Computation Software, 1995. 2. Biran, A. and Breiner, M., MATLAB for Engineers, Addison- Wesley, 1995. ...

Ngày tải lên: 19/01/2014, 20:20

... ′ MyImage.bmp ′ ; [ImageMat cmap] = imread (FileName); if ( ˜ isempty (cmap) ) disp ( ′ This image has a colormap ′ ); end [ImageHeight ImageWidth NumColorPlanes] = size (ImageMat); ... tstop = cputime ; fprintf (1, ‘ 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 ... 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...

Ngày tải lên: 29/03/2014, 10:20

Ngày tải lên: 05/06/2014, 12:01

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 23/07/2014, 00:24

... 36 1.23 Blind extraction of binary image from superposition of several images [761]. 37 1.24 Blind separation of text binary images from a single overlapped image [761]. 38 CONTENTS xv 11.2.3 ... (e.g., EEG/MEG) data: (a) Using expert decision and hard switches, (b) using soft switches (adaptive nonlinearities in time, frequency or time-frequency domain), (c) using nonlinear adaptive filters ... INTRODUCTION TO BLIND SIGNAL PROCESSING: PROBLEMS AND APPLICATIONS 1.1 PROBLEM FORMULATIONS – AN OVERVIEW 1.1.1 Generalized Blind Signal Processing Problem A fairly general blind signal processing (BSP)...

Ngày tải lên: 10/12/2013, 14:15

... as follows: Numerical/Math//Analysis and Plotting/ /MATLAB. MATLAB will then open a command window which contains the MATLAB prompt ‘>>’. MATLAB contains a number of useful commands that are ... commands can be found by using the help command. MATLAB also contains a variety of demos that can be with the ‘demo’ command. 4 MATLAB Variables — Scalars, Vectors, and Matri- ces MATLAB stores variables ... absolute value sign signum 6 MATLAB Files There are several types of MATLAB files including files that contain scripts of MATLAB commands, files that define user-created MATLAB functions that act just...

Ngày tải lên: 12/12/2013, 07:15