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arthurk


Last seen: environ un an il y a |  Actif depuis 2019

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Easier method to iterative matrix multiplication?
n = 10 matrix = zeros(n,n); matrix(1,1:n) = 2 matrix1 = zeros(n,n); matrix1(1:n,1) = 4 for i...

environ 4 ans il y a | 1 réponse | 0

1

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Question


Trouble with spdiags and how it produces Tridiagonal matrix?
matrix = repelem([1 2 3]',[4 , 1 ,5]) matrix2 = repelem([0.5 1.5]',[5,5] ) TridiagonalMatrix = spdiags([matrix matrix2 matri...

environ 4 ans il y a | 2 réponses | 0

2

réponses

Question


Easiest way to make matrix have 3 sets of values
Easiest way to simplify the code below? matrix = zeros(8,1) for i = 1:3 matrix(i,1) = 1; end matrix(4,1) = 2 for i ...

environ 4 ans il y a | 1 réponse | 0

1

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Question


How to use diag() once and change values after certain element?
For example: for i = 1:3 matrix(i,i) = diag(2); matrix(i,i+1) = diag(1); matrix(i+1,i) = diag(-1); end matrix(...

environ 4 ans il y a | 1 réponse | 0

1

réponse

Question


How to find the element of a number if that number were to be placed in an ordered list?
For example: list = (0:10) number= 2.5 the element it is in-between is 3 and 4 What is the most efficient way of finding wh...

environ 4 ans il y a | 2 réponses | 0

2

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Question


Kolmogorov Smirnov test help?
I have the test data below, the kstest(x) function compares the distribution of the data below against a standard normal distrib...

environ 4 ans il y a | 1 réponse | 0

1

réponse

Question


How to display mean and standard deviation for some values in table?
I have a table imported into Matlab. The y column is first, then x. I want the standard deviation and mean of the y values c...

plus de 4 ans il y a | 1 réponse | 0

1

réponse