Random complete and in complete numbers
To randomize uniformly over an interval [lower, upper], you would do, out=rand(___)*(upper-lower)+lower

19 dagar ago | 0

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1D griddedInterpolant of a vector of query points.
One way: rows=1:2; gI= griddedInterpolant({rows,t},f); F=@(t)gI({rows,t}); >> F(3) ans = 0.1411 -0.9897 ...

19 dagar ago | 0

Filling a vector with ones based on a given value
B=(A(:)>=1:6)

19 dagar ago | 0

Submitted

spatialgraph2D
Creates a graph object with 2D spatial locations associated with the nodes

Z = [150:-1:1]; Nq = zeros(length(ADCP.t)); t=1:0.25:100; clear Ninterp for i=length(t):-1:1 time_in = tStart+...

21 dagar ago | 0

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Need to solve an singlevariable integral of functions of two variables, and get answers as functions
This function @(t) K_mex_p(t).*CC22(t,J) needs to return a numeric value for every given t. It is returning a symbolic value, ...

22 dagar ago | 0

Solving set of 5 non-linear simultaneous equations using fsolve
You should get rid of all the square roots on the unknown parameters. Write the equations in terms of new variables like z1=sqrt...

22 dagar ago | 1

Finding the standard deviation for every single value in a matrix
X=cat(3, X1,X2,X3,X4,X5,X6,X7,X8,X9,X10); %It was a mistake to create 10 separate matrices. MeansX=mean(X,3), StdX = std(X...

23 dagar ago | 0

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Solve functions symbolically, and getting answers as functions, solve() fsolve()
C_11_0 = matlabFunction( result.x ) ; C_12_0 = matlabFunction( result.y ) ;

23 dagar ago | 0

Intlinprog can not find feasible solution even though there is one
This version finds a solution. Basically, I pre-normalize max(Asen(:)) and max(a(:)) to 1 so that the constraint matrix elements...

24 dagar ago | 1

Intlinprog can not find feasible solution even though there is one
Aside from the error mentioned by Mario, the line A = [Atemp, -M*Atemp]; is overwriting your original A matrix (the one cont...

26 dagar ago | 0

How to put 2D image in 3D space
This FEX file looks applicable, https://www.mathworks.com/matlabcentral/fileexchange/28581-imsurf-3d-images

28 dagar ago | 0

fmincon constrain a row to be fixed
Yes, you can simply not treat them as unknowns. Instead, rewrite the problem in terms of a smaller matrix z containing the unkno...

ungefär en månad ago | 0

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Creating Multiple Arrays within a For Loop
You wouldn't do that with a loop. You would just use vector arithemtic, eps0=rand(3,1); %fake RHS data kappa=rand(3,1); z=ran...

ungefär en månad ago | 0

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Nonlinear Optimization problem ( If statement)
To do that, each x(i) must have finite upper and lower bounds L(i)<=x(i)<=U(i). You also need to introduce additional unknown b...

ungefär en månad ago | 0

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Most Efficient Way to Construct the Matrices to Extract the Lower and Upper Triangle from a Vectorized Matrix
Another approach to consider is to use my MatrixObj class https://www.mathworks.com/matlabcentral/fileexchange/26611-on-the-fly...

ungefär en månad ago | 1

Speed up Matrix multiplication
C=sum( A.*reshape(B,1,3,[]),2);

ungefär en månad ago | 1

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Equality contrains ignored by fmincon
You cannot use the Aeq, beq constraint parameters to force exact equality. You could instead try setting the upper and lower bou...

ungefär en månad ago | 0

Minimize function with multiple variables with absolute value
If e is positive, rewrite this as a linear program with additional unknowns ,

ungefär en månad ago | 0

how to generate a random array list with fixed sum ?
This FEX submission would be applicable https://www.mathworks.com/matlabcentral/fileexchange/9700-random-vectors-with-fixed-sum...

ungefär en månad ago | 0

How to get linprog to not ignore x0 R2019a
If your initial x0 is feasible, one way you might benefit from it is to add the inequality constraint f(:).'*x(:) <= f(:).'*x0 ...

ungefär en månad ago | 0

Variable distribution for a parallel image acquisition
Seems like you could use a parfor loop instead: parfor k=1:numel(img_temp) bw_seg_worker{k} = myWatershedFun(img_temp{k},...

ungefär en månad ago | 0

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How can I save my result in a loop when it is an matrix
Should the left hand side be S{i,j,k} ?

ungefär en månad ago | 0

improve and speed up parfor loop
We can't see all the operations in your loop, but the ones we can see are pretty basic ones. Operations as common and basic as t...

ungefär en månad ago | 0

Question

Union() operation adds hole to polyshape
I have attached a file containing a vector of 11 polyshape objects >> load('polyshape_vector.mat') >> whos pgon Name ...

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How to access GPU cores to execute parfor loop which has system commands?
I cannot use gpuarray method as there are no major computations done on a single matrix, but the data is passed using a single c...

ungefär en månad ago | 0

Update a value class property only if required
Is there a reason you don't update when changes to input1 or input2 occur, like in the following? classdef myclass prope...

ungefär en månad ago | 0

Would like to create a 2x3 matrix using for loop
This line has an error, iFlows=fio2o(i,2); The right hand side fio2o(i,2) is a scalar, but there is no indexing on the left ha...

ungefär en månad ago | 0

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Making a function to restructure matrix of coordinates
Z=reshape(xyz(:,3),6,6); %6x6 format and then to revert back, [X,Y]=ndgrid(1:6); xyz=[X(:),Y(:),Z(:)]; %36x3 format

ungefär en månad ago | 0

| accepted