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gonzalo Mier


Last seen: 3 months 前 自 2017 起处于活动状态

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已回答
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 ...

3 years 前 | 1

| 已接受

提问


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...

3 years 前 | 1 个回答 | 0

1

个回答

已解决


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]; ...

4 years 前

已回答
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

4 years 前 | 0

已回答
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 ...

4 years 前 | 0

已回答
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 years 前 | 0

已回答
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 years 前 | 1

已回答
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 years 前 | 0

已回答
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 years 前 | 0

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

5 years 前 | 0

| 已接受

已回答
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 years 前 | 0

| 已接受

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

5 years 前 | 0

已回答
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 years 前 | 1

| 已接受

已回答
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 years 前 | 0

已回答
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 years 前 | 0

| 已接受

已回答
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 years 前 | 0

| 已接受

已回答
Extracting histogram each row of matrix
Read histogram

5 years 前 | 0

已回答
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 years 前 | 0

| 已接受

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

5 years 前 | 1

| 已接受

已回答
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 years 前 | 0

| 已接受

已解决


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 years 前

已解决


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

5 years 前

已解决


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 years 前

已解决


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

5 years 前

已解决


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 years 前

已解决


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

5 years 前

已解决


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

5 years 前

已解决


factorial of a number x
Factorial of a number x

5 years 前

已解决


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

5 years 前

已解决


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

5 years 前

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