How can i synthesis an ECG signal using Matlab
Please visit the following functions in Matlab File Exchange: https://uk.mathworks.com/matlabcentral/fileexchange/68246-visua...

1 year ago | 0

how to fuzzify the pixel intensity of an image
I think that what you are referring to as "fuzzifying" is better described as randomness or adding noise. What you can do is sim...

1 year ago | 0

RGB and LAB values
RGB, LAB, HSV and many others are colour spaces, that is how to create colours that resemble what natural colours are, see for i...

1 year ago | 0

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Plotting 1000 signals into one graph
First of all: for (i=1,i<=1000, i++), This is not Matlab, looks like java, in Matlab it would be for i=1:1000 ...

2 years ago | 1

Filling a Vector with Find Function
This line does not look like Matlab syntax, it looks more like a python loop x [x, find(Call == Win(i,j))]; I would suggest th...

2 years ago | 0

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How to subplot figures reopened from .fig files correctly when they containing images?
What you have to do is to grab each element by its handles, to grab the handles of a figure you use >> h0=gcf; then you can ac...

2 years ago | 0

Conv() not working
Could it be that you tried with uppercase C as in Conv and not with lower case as in conv? >> conv([1 1],[2 2]) ans = ...

2 years ago | 1

We would need a better explanation of exactly what you want, but I think that the main issues are: 1) you are using sph2cart ins...

2 years ago | 0

a MATLAB function that calculates area of segmented thermal image
Hello This may be possible but cannot help without looking at the image and the area to be segmented.

2 years ago | 0

How to include a vertical scale besides of a polar plot ?
This is easy, but you need to use handles if you want the figure to look like the one you show. And also, you have to think of t...

2 years ago | 0

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How to create empty XYZ image matrix
In addition to the above, you can also consider zeros emptyMatrix = zeros(x,y,z); And then you can add values into that ma...

2 years ago | 0

growing bubbles with a predetermined radius in a given volume?
There is too little information to answer this question properly. Do you mean non-overlapping bubbles? and that they contact eac...

2 years ago | 0

How to split a 3d matrix into sub-3d matrices?

2 years ago | 0

Image shows with imshowpair, but not with imshow
You have two options, use subplots subplot(121) imagesc(midAirImage) subplot(122) imagesc( bwImage) Alternatively you can...

2 years ago | 0

Submitted

Cell Migration in Scratch Wound Assays
Analyse and measure migration in Scratch Wound Assays

Methods for analysis of plots in image processing
This seems rather simple. First, project your data to a single dimension, say your image is called data_2D, data_1D = sum(dat...

2 years ago | 0

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how to remove spot from an image.?
You should look for the extreme values of the intensities. The dark regions of the image are not as dark as the circle, so find ...

2 years ago | 0

Multiple contour plots with one colorbar
Hello I think you have asked a similar question, or at least the answer is similar and it is to use the handles of each element...

2 years ago | 1

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Segmentatio of ecg signal
Hello As mentioned previously, it is not possible to answer without more knowledge of the case itself. But I can point you to t...

2 years ago | 0

Fixing the appropriate threshold level to binarize a droplet image where the droplet area is found to vary with the threshold
Dear Anjan There is no exact way to decide the threshold. To illustrate this, I have taken a profile line to illustrate the i...

2 years ago | 0

How can I change data directly from the plot ?
To complement what Mehmed has just posted. It would be even easier if when you first create your figure, you save in handles all...

2 years ago | 2

How can i find the fundamental frequency of the signal using the autocorrelation function?
Have you considered using the Fourier Transform to convert from time domain to Frequency domain? There you can find the highest ...

2 years ago | 1

Not enough input arguments. Help?
Your problem may be that you are calling your function without the required input parameters your function requires one paramete...

2 years ago | 0

Why am I getting Nan values?
Hello There are several issues, but primarily about the way you use your code. 1) The code as it is is very long and convol...

2 years ago | 0

Need help with string counting
Perhaps the error is here: if strfind(str,'A') dydis = dydis + length(A); end You are detecting...

2 years ago | 1

Doubt in MATLAB coding.
This is a bit hard to solve without knowing more of the problem. What I would do is to break down the problem and analyse each s...

2 years ago | 0

How can I extract features about image texture?
Hello The basic concept of texture is that you will transform your image, which has a certain texture, to a different space, wh...

2 years ago | 2

what is a method for segmentation texture?
Hello The basic concept of texture is that you will transform your image, which has a certain texture, to a different space, wh...

2 years ago | 0

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