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Question

How to perform the following data splitting?
How to perform the following data splitting? There are vectors X,Y,T all of these have the same size I want to split these 3 ...

environ 5 heures il y a | 2 réponses | 0

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Question

Multiplication of array function
In the following line how can I use multiplication instead of "sum" ? (sum(arrayfun(@(i)acos(S(i,i))^2,1:size(S,1)))) ;

environ un mois il y a | 1 réponse | 0

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Question

How to do the following nested for loop?
How to do the following nested for loop? if there is a vector P = [1 1 1 1 1 1] and I want to change P in each loop as the fol...

2 mois il y a | 2 réponses | 0

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Question

How to store all the results in a cell?
Suppose there is a cell "d" and its size 6*6 and I want to perfom a calculation on it and store all the results in "d11" I t...

2 mois il y a | 1 réponse | 0

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Question

How to sum two cells element by element?
How to sum two cells element by element by one shot? if there is a cell A and its size(6,9) and cell B and its size(6,9). how ...

2 mois il y a | 1 réponse | 0

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Question

How can to compute the following case?
If there is a cell D and its size 6*9 and this cell contains matrices. (Attached) in this line: svd(D{1,1}.'*D{1,2}); how can ...

3 mois il y a | 2 réponses | 0

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Question

How to check the degree of parallelism
How to check the degree parallelism of the result of intersecting planes in affine space (give the percentage of the parallelis...

3 mois il y a | 3 réponses | 0

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Question

How to update a symmetric matrix?
I want to update a symmetric matrix values using Particle Swarm Optimization, I mean the final updated matrix should be kept sym...

5 mois il y a | 1 réponse | 0

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Question

How to replace the non zero values of a matrix with another value?
How to replace the non zero values of a matrix with another value? If there is a matrix 5*5 and it contains zero values, how ca...

5 mois il y a | 1 réponse | 0

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Question

Error when reading the text file
I have the following text file and I want to read it, when I read it I got the following error : I know that the source of er...

6 mois il y a | 2 réponses | 0

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Question

Sine curve fitting in MATLAB
I have used @Star Stider code for sin fitting, and I got the following errors, how to fix it ? y = [ 0.0060 ;0.0077 ;0.0058...

6 mois il y a | 2 réponses | 0

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Question

How to use tiledlayout in Matlab 2018a ?
How to use tiledlayout in Matlab 2018a ? I want to run the following code in 2018a but I got Undefined function or variable ...

6 mois il y a | 1 réponse | 0

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Question

Displacement from acceleration measurements
I have the attached acceleretion measurements and I have used the following code to get the displacement. I suspected to get t...

6 mois il y a | 1 réponse | 0

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Question

How to read comma separated .txt file in matlab R2018a?
How to read comma separated .txt file in matlab R2018a? The rows is like this : And I want only the data which begins in "Sen...

7 mois il y a | 1 réponse | 0

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Question

How to do the following two for loop?
How to do the following two for loop? i=0.1:0.1:0.9 ; M=[1 1 1 1 1 1]; first outer loop : In the 1st inner loop Assig...

8 mois il y a | 3 réponses | 0

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Question

How to find a unique indicator of a specific matrix?
Can we find a unique indicator of a specific matrix? for example, if there is the following matrix (generated by a specific c...

8 mois il y a | 1 réponse | 0

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Question

How to find the angle between two hyper planes?
How to find the angle between two hyper planes? for example the following two planes? Plane 1 P1=[396326796.725069 -205153846...

8 mois il y a | 1 réponse | 0

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Question

How to check that these points formulate flat plane(on the same plane)?
In hyperplanes (4d and more),How to check that these points formulate flat plane(on the same plane)? for example these points...

8 mois il y a | 1 réponse | 0

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Question

How can we find the intersection between two planes in higher dimensions (4d space and above)?
How can we find the intersection between two planes in higher dimensions (4d space and above)? For example we have the following...

8 mois il y a | 1 réponse | 1

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Question

How to find the orientation of the line of the intersection between two planes?
Is there any method/indiacator that i can use to know the orientation of the the intersection line between two planes( using Dua...

8 mois il y a | 2 réponses | 0

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Question

How to find the normal vector on a Plane in 4d and above?
How to find the normal vector on a Plane in 4d and above? If a plane in 4d contains the following points , how to find the no...

8 mois il y a | 1 réponse | 0

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Question

How can I generate a trigonometric formula for the following case?
How can I generate a trigonometric formula for the following case? I want a formula that gives a certain value when I substitu...

8 mois il y a | 3 réponses | 0

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Question

How to find the line of intersection between the following two planes and plot the intersected line on the same two planes?
How to find the line of intersection between the following two planes and plot the intersected line on the same two planes? ...

8 mois il y a | 1 réponse | 0

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Question

Orthogonality by Singular value decomposition "svd"
How to use the Singular value decomposition "svd" to perform the Orthogonalization between vectors?

8 mois il y a | 1 réponse | 0

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Question

Projection using Modified Gram-Schmidt orthogonality
Hello, I need the Modified Gram-Schmidt orthogonalization method in my Research. I wrote the following code for the project...

8 mois il y a | 1 réponse | 0

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Question

How can I do curve fitting depending in the following formula?
I am doing a research and I want to do curve fitting and know the value of "V" depinding on the following function: F(V) = (K-...

10 mois il y a | 1 réponse | 0

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Question

Particle Swarm Optimization PSO
The following is the PSO code, the varible that the PSO returns is "x" and its size is 7*1 , Can anyone help me how can I put co...

10 mois il y a | 1 réponse | 0

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Question

How to round numbers in the matrix
There is a matrix 3×3 containing numbers from 0 to 1, but each number contains many decimals such as 0.120886554436, 0.092568479...

12 mois il y a | 1 réponse | 0

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Question

I want to fix the zeros values in their same indices in certain two matrices A and B (to not be updated) in a cost function?
I want to build a cost function, I want to fix the zeros values in their same indices in certain two matrices A and B (to not b...

environ un an il y a | 1 réponse | 0

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Question

How to store the following Matrix in a variable?
How to store the following Matrix in the variable C? I got the following error M = ones(7); C = M(logical(eye(7))) = 0.4

environ un an il y a | 1 réponse | 0

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