Answered
How create a cell array
reshape( num2cell((1:24).'*ones(1,150)) ,[],1)

9 dagar ago | 0

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Answered
How to assign array values to object.object.property at once using deal?
No, you would have to do it in 2 steps, [Variables.Value] = deal (Data(:)); [SimIn(:).Variables] = deal (Variables);

9 dagar ago | 0

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Answered
Loop for square matrix
The FGETL command might be useful, https://www.mathworks.com/help/matlab/ref/fgetl.html?s_tid=srchtitle#br4x18h-6

10 dagar ago | 0

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Answered
Can't use mtimesx, "A C/C++ compiler has not been selected"
Run mex- -setup from the Matlab prompt, >> mex -setup and select one of the available compilers.

10 dagar ago | 0

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Answered
how to find the position of the max componunt
Call max() with two output arguments and only input the columns you are interested in getting the max for, [maxvalue, maxlocati...

10 dagar ago | 0

Answered
continuous representation (image generation) of discrete data set
You can use griddedInterpolant() if your x,y are gridded sample locations, or else scatteredInterpolant().

10 dagar ago | 0

Answered
Using For loop to determine if a number is prime
To determine if a number n is prime, you have to check every number up to and including sqrt(n) and see whether that number is ...

10 dagar ago | 0

Answered
Finding optimal coefficients while fitting multiple data in matlab
If they all follow the same model, just concatenate the 3 data sets and fit them as a single set. If each data set has a differ...

10 dagar ago | 0

Answered
Why does the the f vector in a linear equation always consist of negative values?
Well, I've never heard of simlp, but many solvers, such as linprog() will only solve minimization problems, so if you have an ob...

10 dagar ago | 1

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Answered
Efficient matrix multiplication for large sparse matrices stored as sparse column vectors
Note that I have little flexibility in the way these matrices are stored, since other parts of my code rely heavily on this. Th...

12 dagar ago | 1

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Answered
calling dependent properties from one class to another
You access it the same as you would a non-Dependent property, object.property

12 dagar ago | 0

Answered
Finding a value, index which lies between 2 points in an array
i=discretize(value,X) j = i+1 X([i,j])

12 dagar ago | 0

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Answered
LMI involving Kronceker Product
See KRON, https://www.mathworks.com/help/matlab/ref/kron.html

12 dagar ago | 0

Answered
How to subtract the elements of an array
At which line does the error occur?The only thing I can think of is that you accidentally have a variable called "sum" previousl...

12 dagar ago | 0

Answered
How to select only ADJECTIVES from a list of strings?
Do you have a list of adjectives to cross check against? And what if a word is both an adjective and a noun, like "orange"? If y...

12 dagar ago | 0

Answered
Finding a value, index which lies between 2 points in an array
i = interp1(X,1:numel(X),value,'previous') j = i+1 X([i,j])

12 dagar ago | 0

Answered
When I plot f towards time amplitude is increasing I don't know why. It should be constant. what's wrong?
I don't see why f should be constant, but nor is it monotonically increasing. Once I fix your initialization code, I see a sine-...

12 dagar ago | 0

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Answered
Using coeffs to extract a matrix
The coefficient matrix I want to extract is the one that would produce precisely this polynomial if I evaluated the vector-matri...

13 dagar ago | 1

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Find the upper surface of a 3d object.
Perhaps you can obtain the facet normals like in this example, https://www.mathworks.com/help/matlab/ref/triangulation.facenorm...

13 dagar ago | 0

Answered
common tangent of double-well function
This might give you an acceptable discrete approximation, but note my comment. p=polyfit([0,1,2,3,0.5, 2.5],[0 0 0 0 -1, -10],4...

13 dagar ago | 0

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Answered
If the row values in multiple columns = 1, set another column's row value to 1, else set to 0
D=all( X{:,{'A','B','C'}} , 2); X=[X,array2table(D)]

13 dagar ago | 1

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Answered
Mixed-integer Linear Programming with double sum constraints and 3D optimization variable
data = someFun2ImportData('data.csv'); len = length(data); % Pairwise distance matrix dist_matrix = squareform(pdist([data(:,...

13 dagar ago | 0

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Answered
I got an error in my script using fsolve command
>> F(x0) ans = 1900 -1000 NaN NaN

14 dagar ago | 0

Answered
How to interpolate midpoints in a curve
The code is working fine. You think there is only one peak in the interval 200<=t<=300, but if you zoom in, you will see that th...

14 dagar ago | 1

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Answered
How to add rows in the middle of a matrix
newVector = vertcat( yourVector(1:j-1), sixrows(:), yourVector(j:end) )

14 dagar ago | 1

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Answered
How can I change step tolerance, optimality measure, or optimaility/consraint tolerance for a non-linear optimization problem?
This example shows how you can pass an optimoptions object to the solver https://www.mathworks.com/help/optim/ug/optim.problemd...

14 dagar ago | 0

Answered
What can be a reverse permutation formula of n*m matrix
This version is also quite fast - maybe even faster than my other, fully vectorized answer. n=length(A); %% Forward tic; B...

14 dagar ago | 0

Answered
What can be a reverse permutation formula of n*m matrix
Assuming A and B are always square, n=length(A); E=speye(n); S=circshift(E,[1,0]); T=kron(S,E)+kron(E,S); T(1:n,1:n)=E;...

15 dagar ago | 0

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Answered
Finding consecutive values in a vector
Here's a way to do it using group1s from the File Exchange https://www.mathworks.com/matlabcentral/fileexchange/78008-group1s ...

15 dagar ago | 0

Answered
define nvars as a function handle in genetic algorithm
nvars cannot evolve throughout the optimization, but conceivably your fitness function could contain optimization sub-problems a...

15 dagar ago | 0

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