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gonzalo Mier


Last seen: 11ヶ月 前 |  2017 年からアクティブ

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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 ...

約4年 前 | 1

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質問


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...

約4年 前 | 1 件の回答 | 0

1

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

5年以上 前

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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

5年以上 前 | 0

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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 ...

5年以上 前 | 0

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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...

5年以上 前 | 0

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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...

5年以上 前 | 1

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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...

5年以上 前 | 0

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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...

5年以上 前 | 0

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

5年以上 前 | 0

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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...

5年以上 前 | 0

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

5年以上 前 | 0

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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...

5年以上 前 | 1

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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_...

5年以上 前 | 0

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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

5年以上 前 | 0

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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 ...

5年以上 前 | 0

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Extracting histogram each row of matrix
Read histogram

5年以上 前 | 0

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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...

5年以上 前 | 0

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

5年以上 前 | 1

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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...

5年以上 前 | 0

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解決済み


Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

5年以上 前

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Divide by 4
Given the variable x as your input, divide it by four and put the result in y.

5年以上 前

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

5年以上 前

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Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

5年以上 前

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find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

5年以上 前

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Vectors counting by 2
Create a vector numbers from 7 to 15 in increments of 2

5年以上 前

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Min of a Matrix
Return the minimum value in the given matrix.

5年以上 前

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factorial of a number x
Factorial of a number x

5年以上 前

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Counting down
Create a vector that counts from 450 to 200 in increments of 10.

5年以上 前

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Basic arrays operations.
Apply element-by-element binary operation 'fun' to two arrays (A and B).

5年以上 前

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