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Last seen: 3 mois il y a |  Actif depuis 2021

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modifying an identity matrix
I have an identity matrix. I want to put a '1' on the zeros that are right infront of the main diagonal, except at the very last...

plus de 2 ans il y a | 1 réponse | 0

1

réponse

Question


writing a linprog command for this optimisation p
I want to maximise a matrix , the size of which is 5 5, for example. Subject to the following constraints: . Also, there is an...

plus de 2 ans il y a | 1 réponse | 0

0

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Question


copying the contents of a vector onto a longer vector
Let's say I have a vector a that is of size 4. I have a vector b of size 10. I want to copy the contents of vector a into b unti...

plus de 2 ans il y a | 1 réponse | 0

1

réponse

Question


Finding common elements in an array (even if they are not in the same position)
I have two vectors a and b. Both vectors may not be of the same length. I want to find the common elements between these vectors...

plus de 2 ans il y a | 1 réponse | 0

1

réponse

Question


getting the index after comparing two logicals
I compared two logicals and their results are as follows: a = [1 0 0 0 1] and b = [0 0 0 0 1] I wanted to compare these logical...

plus de 2 ans il y a | 2 réponses | 0

2

réponses

Question


Using switch to identify even or dd
Problem in brief: Print “Odd” if the argument is 1, 3, or 5, “Even” if the argument is 0, 2, or 4, and “Let me get back to you o...

plus de 2 ans il y a | 3 réponses | 0

3

réponses

Question


reversing the digits into a string
I have a list of numbers. l1 = randi([0,9],[1,10]); I want to make this into a string without the spaces and then reverse th...

plus de 2 ans il y a | 1 réponse | 0

1

réponse

Question


how to count the number of occurrences of these numbers (with some conditions)
I have A(1,:) = [1, 2, 5, 2 , 1 , 2]; A(2,:) = [0,1,1,0,1,0]; I want to count the unique number of occurences in A(1,:) so t...

presque 4 ans il y a | 2 réponses | 0

2

réponses

Question


randomly selecting an element without randsample
How do I randomly select an element without the machine learning toolbox function randsample?

presque 4 ans il y a | 1 réponse | 0

1

réponse

Question


how to include a 'probability' when coding.
I wanted to include the concept of 'probability' when coding. For example, giving me a reward of +1 only 60% of the time. How do...

presque 4 ans il y a | 1 réponse | 0

1

réponse

Question


Please explain Matlab's naming convention for odepq
There are ODE solvers built into Matlab, all named in the form of odepq. I understand p is the order. For Euler's method it is...

environ 4 ans il y a | 1 réponse | 0

1

réponse