Community Profile ### Visual Management Systems(VMS) & UWS

Last seen: 6 mois ago Active since 2013

Professional Interests: MATLAB. Signal & Image processing. Telecom (wireless communication). Mathematics & Statistics. Artificial Intelligence.

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Integer/Discrete Optimization with Simulated Annealing
Turning MATLAB's Simulated Annealing to Integer/Discrete Optimization Submitted

Depth Estimation with Stereo Vision Using Two Single Cameras
Depth estimation using two single cameras. Make your own stereo camera Submitted

3D Ray Tracing For Indoor Radio Propagation
3D Ray Tracing To Estimate Signal Strength in Indoor Environment and Estimate Propagation Loss Submitted

Multi wall (COST231) Signal Propagation Models + Python Code
Estimates the propagation loss using COST231 & free-space path loss models Submitted

PYTHON/MATLAB optimization for log-distance model + Example
Submission contains both Python and MATLAB codes. They demonstrate non-linear regression analysis (least square) of radio propag... Submitted

Pulse data segmentation
Optimized Pulsewidth, Extract single polarity pulses How to get image in RGB
Hi I Can't find _*gray2rgb*_ function in MATLAB documentation! What does that do exactly? Have a look at this link, it may h...

presque 5 ans ago | 0

Submitted

Electron Beam Measurement Using Deblurring (deconvolution)
APWD_V5 corrects the electron beam measurements suffering from linear motion blur. How to plot frequency spectrum of a signal in matlab?
Hi there! I don't know why your instructor didn't like it! Maybe it's missing a division and he is picky on that! fftNo...

presque 6 ans ago | 1

Submitted

Sudoko Solver
Solves Sudoko Submitted

Simple Demo of Hough Transform Implementation
Simple Demo of Hough Transform Implementation How to plot 2 histograms on the same axis?
Hi, Create a figure before using hist, create an axes in the figure and get its handle. Use hold command to allow multiple gr...

plus de 6 ans ago | 0

How to design a high pass filter and test the filter by a signal
Hi, Type fdatool in the MATLAB command window. It opens the Filter Designa and Analysis window, where you can design your ...

plus de 6 ans ago | 0

error while evaluating uimenu callback( in fuzzy toolbox)
Sounds like a terrible situation. You can't even open it to edit things. Is it possible to make a definition/coding violation in...

plus de 6 ans ago | 1

| accepted

How change somme values on a matrix?
Hi Biza, It sounds like you want to do thresholding. A = A>20; % this makes A a logical matrix of 0 and 1, 1 is when A <...

plus de 6 ans ago | 0

| accepted

I think my answer is not correct for this question, anyone can help me to check it? Thanks
Hi, It matches with your flowchart, Why do you thing it is not correct?

plus de 6 ans ago | 0

| accepted

Hi, I would like to ask if my answer is correct or not, here is the question.
Hi, Looks alright. You can use xlim, ylim to limit the view and see the zero crossing location better, however assuming th...

plus de 6 ans ago | 0

| accepted

I have some problem when plotting the graph, anyone can help? Thanks
Hi, You need to store y first. x = -10:10; for i = 1:numel(x) y(i) = 2^(0.4*x(i))+5 end plot(x,y,'g')

plus de 6 ans ago | 0

| accepted

Cross-correlation for signal matches
Dear Steven, Here is a example code i used to find the phase-shift between two different signals. I used cross-correlation to...

plus de 6 ans ago | 0

How can I fix an Out of Memory error?
Hello Hadi, Mainly you're running out of RAM memory. You may have to modify your code to be able to run it. There are diff...

plus de 6 ans ago | 0

| accepted

How to have a GUI perform an action only when a pushbutton is pressed?
Hi Sicilian, I was searching how to do the same thing a few months ago. You want the motor to be on while you're holding t...

plus de 6 ans ago | 1

Matlab - FFT of Gaussian - Equivalency
I'm not sure what you're intending to do. Do you know about fftshift() command? To me it sounds like you're having problem...

plus de 6 ans ago | 0

how can I add zeros elements to a matrix?
Hi Moein, there are different ways to do this. One of which is to define a fully zero matrix with all zeros newMatrix = ...

plus de 6 ans ago | 5

| accepted

how to find variance of audio signal?
Hi, You can read the wav file with wavread() command and find the variance with var() command. Hope that's enough

plus de 6 ans ago | 0

using subplot(m,n,p,ax) in a loop
Just put figure outside the loop. If you want to change each axis or maybe axes properties, use xlim ylim in your for loop y...

plus de 6 ans ago | 0

drawing a triangular wave
Hi Soloby, You just asked a question on fuzzy logic, I assume this is in the same area! Have you tried trimf or trapmf mem...

plus de 6 ans ago | 0

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Fuzzy Operation (Add, subtract, multiply, and divide) without using the built-in matlab function?
Hi Soloby, What's y all of a sudden?!

plus de 6 ans ago | 0

averages of a matrix
Hi Anthony, This is very basic, please read more output = mean(A.*B) That's all

plus de 6 ans ago | 1