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gonzalo Mier


Last seen: 12 Monate vor Aktiv seit 2017

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Beantwortet
How can I plot all iterations of my for loop?
Right now, each plot is plotting only one point. To achieve the behavior you want, create the vectors and plot them outside the ...

etwa 4 Jahre vor | 1

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Frage


How to find if a symbolic operation contains a or function?
I'm trying to find if a symbolic equation has the 'or' function or not. I have tried to do this: syms a b has(a|b,'or') % log...

etwa 4 Jahre vor | 1 Antwort | 0

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Beantwortet
How to change the parameters of a loop
figure; for i=1:9 A(((i-1):i)*9+1) = instructions(i) plot(A(((i-1):i)*9+1)) end

mehr als 5 Jahre vor | 0

Beantwortet
Setting pixel to maximum color values in grayscale image.
You can use uint8 to saturate all the values between 0 and 255. You can test it as: gray_as_RGB = uint8(repmat(grayimg, [1 1 ...

mehr als 5 Jahre vor | 0

Beantwortet
How to solve this question?
Oh, a really interesting problem. Lets try to solve it as easy as possible... Lets propose some ideas: Sum two constant numbe...

mehr als 5 Jahre vor | 0

Beantwortet
Standard deviation of decimal numbers
The error you are obtaining is less than 1e-15, which is 0 in practice. If you want to consider this case, you can use a thresho...

mehr als 5 Jahre vor | 1

Beantwortet
Norm function for 2 variables
n = norm(v) returns the Euclidean norm of vector v. This norm is also called the 2-norm, vector magnitude, or Euclidean leng...

mehr als 5 Jahre vor | 0

Beantwortet
PARFOR Transparency violation error
Parfor loop don't work in GPU, it just multithread your CPU code, so you have to be careful with the variables you use because a...

mehr als 5 Jahre vor | 0

Beantwortet
What is the fastest way to compute the first eigenvector?
Read about eigs

mehr als 5 Jahre vor | 0

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Beantwortet
Why do i get a blank graph?
You are computing v1 as k1= 0.8*exp(-Ea1/(alpha*R*X(3))); v1=k1*A*X(1); v1 is a matriz of size 1x1. So when you do plot( "v...

mehr als 5 Jahre vor | 0

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Beantwortet
How to import a 3D Python numpy array into Matlab ?
https://stackoverflow.com/questions/10997254/converting-numpy-arrays-to-matlab-and-vice-versa

mehr als 5 Jahre vor | 0

Beantwortet
Is it possible to do multiple array of data on the same scatter plot;
Scatterplot is a really special function that needs a special syntax to plot more that one scatterplot together. If you need mo...

mehr als 5 Jahre vor | 1

| akzeptiert

Beantwortet
could anyone help me to solve my question
You don't need if here. You can mix them as: C = B; len_A = min(size(B,1),size(A,1)); C(1:len_A,:) = C(1:len_A,:) - A(1:len_...

mehr als 5 Jahre vor | 0

Beantwortet
How do I create a matlab function using polyder that not only gives the coefficients but also gives the equation
I think you need here the function poly2sym: https://www.mathworks.com/help/symbolic/poly2sym.html

mehr als 5 Jahre vor | 0

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Beantwortet
Needs derivative w.r.t. ' y ' & then graph w.r.t ' t '
diff is a function of the symbolic package, so when you try to derivate U, you are derivating a constant, and by a constant, so ...

mehr als 5 Jahre vor | 0

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Beantwortet
Extracting histogram each row of matrix
Read histogram

mehr als 5 Jahre vor | 0

Beantwortet
Matlab plots y axis values in plot for array of x arrays
There is no problem here. Matlab is doing what you want. The problem that you see may be because you have one row that is in a l...

mehr als 5 Jahre vor | 0

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Beantwortet
how can i make histogram without missing value(with nan,isnan)
You can remove nan before computing the histogram histogram(ws(~isnan(ws(:))))

mehr als 5 Jahre vor | 1

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Beantwortet
How to get string field from struct with each element separated
The problem is you are using char instead of string. '1.33' is a vector of char, so if you make a vector of vectors, it compiles...

mehr als 5 Jahre vor | 0

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Beantwortet
how i can change the explicit code to implicit code?
function [T,x] = example(c,k,p,dt,dx) alpha=k/(p*c); lamda=alpha*dt/dx^2; for n=1:4 T(n,1)=100; T(n,6)=25; end fo...

mehr als 5 Jahre vor | 1

Beantwortet
how to find local minima of a graph like shown in the figure?
Read findpeaks

mehr als 5 Jahre vor | 1

Beantwortet
find largest magnitude in array
A=[-0.1;1;-5;-0.8;-0.4]; tto=find(abs(A) == max(abs(A))) tt=find(abs(A) ~= max(abs(A)))

mehr als 5 Jahre vor | 0

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Beantwortet
how can i use several loops
I will try to explain as best as I can. To do that, I will give values to the variables. nt = 4, nx = 5: for k=1:3 ( = [1,2,3...

mehr als 5 Jahre vor | 0

Beantwortet
Correlation between two row matrices
Like that, each value of "a" is correlated to each value of "b", but applying the formula of the correlation, the correlation o...

mehr als 5 Jahre vor | 2

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Beantwortet
Using function simple equation doesn't work
Next time, I ask you to add more info so people can help you easily and not only with a photo. The problem here is the block f...

mehr als 5 Jahre vor | 0

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Beantwortet
How to display multiple images (non indexed images) with different sizes in a row?
I would use moon1, moon2 and moon3 as 3 images that can be different and with different size, but I will obtain them as moon1 =...

mehr als 5 Jahre vor | 0

Beantwortet
Adding Dot For Linspace
You have two possibilities here: In the text file, you replace * by .* and / by ./ in all the document (there is an option in t...

mehr als 5 Jahre vor | 0

Beantwortet
How can I simplify my expression?
It only needs more time to simplify: I'm doing: simplify(4.0475406620140304336968591117778*Ua + 0.048633477607650367346402317...

mehr als 5 Jahre vor | 1

| akzeptiert

Beantwortet
how to plot decaying exponential
Congratulation! You have your algorithm almost working, but you are using vector when you should be using scalars (As you have y...

mehr als 5 Jahre vor | 0

| akzeptiert

Beantwortet
How do I add numbers in a cell to another cell?
A{1}(B{1}==X) = B{1}(B{1}==X)

mehr als 5 Jahre vor | 0

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