Programming in MATLAB

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This my code to convert images to YCBCR compontents. But i want to store the result in array such as A[1]= image1 A[2]= image2.

folder='C:\Users\الزهراء\Documents\MATLAB\database'; I=dir(fullfile(folder,'*.tif')); for k=1:numel(I) filename=fullfile(folder,I(k).name); I2{k}=imread(filename); end o=I2'; for iC =...

07 July 2017 6,471 4 View

The adpl coding for displaying four modes in four separate window

Hi, I want to show the 1st to 4th modal modes in four windows. The attached picture shows what I want. It also can be found in the following...

07 July 2017 3,414 1 View

How to implement B1 inhomogenuity into the T1 mapping?

Hey all. We are currently running trouble with using variable Flip angle to calculate T1 values. We have acquired a B1 map (actual FA map) with lower resolution, but we are not sure how to do a...

07 July 2017 5,937 0 View

R code for Independent Component Analysis (ICA)

I am planning to perform Independent Component Analysis (ICA) on R and am looking for simple code. I am familiar with the ICA and fastICA packages, but the examples provided there are difficult to...

07 July 2017 8,864 4 View

How to implement Pseudo Random Function in java?

i want to implement Pseudo Random Function for these two functions in java: f(sk,.)={0,1}^* multiply sk ---> {0,1}^k, where sk is secret key (a random key). g(.,.)= {0,1}^k multiply {0,1}...

07 July 2017 4,526 3 View

I want to read 10 images from folder and convert all image from RGB to YCbCr Components using matlab

in the research

07 July 2017 806 3 View

Problem plotting streamlines near pumping wells?

I have a problem associate with the graphic of the streamline function developed by Zarei-Doudeji and Samani (2016) in the paper “Capture zone of a multi-well system in bounded rectangular-shaped...

07 July 2017 1,131 2 View

Help please with MATLAB ga toolbox (Not enough input arguments)

Could someone please help me with this, I am trying to minimize a 3 variable problem, and, keep getting this error in return, "Not enough input arguments" Number of variables = 3 Upper bounds =...

07 July 2017 3,489 9 View

Output area and perimeter of geometry from Comsol in Matlab workspace

I am using COMSOL Multiphysics 5.2a with MATLAB. Please find the attached MATLAB code generated from COMSOL. I already have the codes to generate the perimeter and the area of the...

07 July 2017 4,469 1 View

Where can I find the varient modified firefly algorithm matlab code?

I need those codes for comparing with our work. Thank you in advance

07 July 2017 8,034 1 View

Output area and perimeter of geometry from Comsol in Matlab workspace

I am using COMSOL Multiphysics 5.2a with MATLAB. Please find the attached MATLAB code generated from COMSOL. I already have the codes to generate the perimeter and the area of the...

03 July 2017 3,129 1 View

Motion Artifact Reduction in Electrocardiogram Using Adaptive Filter

29 June 2017 9,358 1 View

Simulate Rayleigh channel using Matlab

I use following code to simulate a QPSK signal through 3-path Rayleigh channel, signal_r=2*(rand([Ls,1])>0.5)-1; signal_i=2*(rand([Ls,1])>0.5)-1;QPSK=signal_r+1i*signal_i; Es=((QPSK)'...

28 June 2017 6,489 9 View

How can I change number of my kernel density estimation values without changing 'std'?

Hello eveyone, I have mean value is 60, and standard deviation is 10. I'm generating 50 and 800 samples to see kernel. From kernel density estimation in Matlab, I'm getting high 'std' like 20ish...

26 June 2017 8,127 1 View

Fit multiple plots using cftool in the same figure

how can draw multiple plots within the same figure of cftool under 2014a version

22 June 2017 6,489 2 View

How can I write a MATLAB code for Firefly Algorithim to tune the PI/PID parameters ?

The system is nonlinear and there is no transfer function. I modeled the system in MATLAB simulink. The problem is how can I tune PI/PID parameters by GA or Firefly Algorithim in Simulink?

20 June 2017 4,783 2 View

How to implement Sum-product algorithm for LDPC codes encoded in QPSK in Octave or Python?

I have implemented Sum-product algorithm (SPA) in Octave for BPSK. I am having trouble with getting the equations for updating check nodes and variable nodes for QPSK. I could map with 64 QAM...

20 June 2017 3,957 3 View

How can I avoid "Index exceeds matrix dimensions:Error in sym/subsref (line 805) " in MATLAB

Hello I've got a problem with subs command in Matlab. I have for example this part of code: -------------------- U0=[50 50 0 0 0 0];c=sym('c',[1,7]);u=sym('u',[1,6]); for i=1:6...

20 June 2017 9,900 3 View

I am using genetic algorithm in Matlab optimtool. It is possible to have more than one inequalities constraint equation in genetic algorithm?

How to write multiple nonlinear constraints?

20 June 2017 537 5 View

Initial position of the PC in SANICLAY bounding surface model?

Hello. I am trying to code the Bounding Surface SANICLAY Model (developed by Seidalinov and Taiebat, 2014) in the Mathcad. I would like to know what are the initial values of the pc and qc (the...

06 June 2017 3,481 2 View

Getting incorrect output from a discretized linear parameter varying state space model.

I identified the parameters of a SISO linear parameter varying simulink model by NLSE tool-box of MATLAB R2013a. One of the model parameter is a function of the previous model output, which has...

06 June 2017 5,822 5 View

Convolving two functions in R

I have two functions x(t) and y(t), and say t = seq(1,10,1). I want to get z(t), that is a convolution of x(t) and y(t) using FFT. Here is what I have done: I generated a vector vx from x(t) and...

06 June 2017 2,943 7 View

Do you have References about Fractional Order System Identification?

I am looking for references in Fractional Order System Identification. Textbooks and papers are welcome. Also programs in MATLAB or LabVIEW or any other language.

06 June 2017 5,704 2 View

How to convert .e file to .mat or Standard format file in matlab?

I have recorded EEG in .e format. I want to convert .e file to .mat file or .text or... format in matlab for analysis. anyone know how to convert it? I need to read *.e files (NicoletOne nEEG...

06 June 2017 7,842 5 View

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