Beantwortet
Difference between spline(x,y,xq) and interp1(x,y,xq,'spline')
spline is a MATLAB file that build the intermediate piecewise polynomial then evalutae it (in your case). INTERP1 call an inter...

etwa 4 Jahre vor | 0

Beantwortet
Growing eye matrix as per the size of eye
tril(repmat(eye(3),3))

etwa 4 Jahre vor | 1

Beantwortet
Delete all repeatation number
a = [1 2 2 3 2 4 5 6 7 8 6] [u,~,j]=unique(a); a(ismember(a,u(accumarray(j,1)>1)))=[]

etwa 4 Jahre vor | 2

Beantwortet
Dumb mistakes we make with MATLAB.
Use 'end' to index an empty array.

etwa 4 Jahre vor | 0

Beantwortet
Uniquetol which preserves the first occurance
Use the third inputs followed by accumarray % Dummy data n = 100; A = randi(10,1,n)+1e-12*rand(1,n) [~,~,J]=uniquetol(A); ...

etwa 4 Jahre vor | 0

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Frage

How to find which toolboxes are required for compiled standalone app?
My question is straightforward: Is there away to check which toolbox are required after mcc command. I can see the file requir...

etwa 4 Jahre vor | 2 Antworten | 0

2

Antworten

Beantwortet
How do I convert a non-normal distribution to an equivalent normal distribution?
You can almost always map a reasonable continuous random distribution to a normal one. If r follows some distribution law and y...

etwa 4 Jahre vor | 1

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Beantwortet
Obtaining the combinations of a vector array to satisfy lineal constrains.
See this thread (14 year ago) with simlar question, the technique using gcd can help to reduce the search https://groups.google...

etwa 4 Jahre vor | 0

Beantwortet
Is there an easy way to remove points from a signal which can be restored by interpolation
This Free knot spline FEX can acoomplish what you ask for.

etwa 4 Jahre vor | 0

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Beantwortet
Preallocate variables with unkown size
You can compute exactly the size needed for your vectors A = G_orig.adjacency; A(inActive,:) = 0; m = nnz(A(:,inActive)); ph...

etwa 4 Jahre vor | 0

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Beantwortet
Reshape Nx1 struct with field of Mx1 elements to N*Mx1 vector
Something like B = cat(1,A.bar)

etwa 4 Jahre vor | 0

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Beantwortet
cumulative sum table over group
tableA = {"A" 1 0 3 ; "A" 1 2 3 ; "A" 1 3 3 ; "A" 2 0 2; "A" 2 2 ...

etwa 4 Jahre vor | 1

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Frage

What means "MATLAB connector is not running"?
I have a GUI app that runs fine under MATLAB, however when compiled as standalone with MCC, I get a strange warning message "w...

etwa 4 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
multi array vectorization problem (reformulated)
A = [ -0.8013 -0.4981; -0.2278 -0.9009]; t = 0:3; % eigen space [V,D]=eig(A,'vector'); D = reshape(D,1,[]); % compu...

etwa 4 Jahre vor | 2

Beantwortet
Find differences in a set of points without a for loop
x = randi(10,3,1) d = abs(x - x.')

etwa 4 Jahre vor | 0

Beantwortet
Rotate the coordinate system to align an existing plane with Y'Z' plane
Take a look at this thread and see if you can use it

etwa 4 Jahre vor | 0

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replace matrix A with the values of another matrix B
A= cat(3, [ 0 0 1; 0 1 0; 0 1 1], ... [1 0 0, 0 0 0; 0 0 0], ... [0 1 ...

etwa 4 Jahre vor | 1

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Beantwortet
Can anyone please vectorize the code I have?
There is nothing in your data to guess that Jout must have 14 elements, the last index > 0 is 13. J_org = [ 0 2 0 ...

etwa 4 Jahre vor | 0

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Beantwortet
Variable f coeffficient depends on x for linprog
Solve 2 problems f= [0 f2]; x = linprog(f,A,b,Aeq,beq,lb1,up1); with lb1 = -inf(size(x)), up1 = zeros(size(x)); g= [50 f2]; ...

etwa 4 Jahre vor | 0

Beantwortet
Computing Euclidean distance between 2 points
For a row vector d % sum(d.^2) is equal to % d*d' Example d=randi(10,1,3) sum(d.^2) d*d'

etwa 4 Jahre vor | 1

Beantwortet
Standalone compiled with Matlab compiler doesn't work
Have you include PSD_FSE3D.xml in the packaging? Do you take into account the path of the file is different when you run in sta...

etwa 4 Jahre vor | 0

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Beantwortet
Surface plot of function over triangular domain
P1 = [1,1]; P2 = [2,0.5]; P3 = [4,4]; zfun = @(x,y) x.^2+y.^2; % Create triangular mesh of triangla P1,P2,P3 n=20; [I,J]...

etwa 4 Jahre vor | 1

Beantwortet
swaping 2 random numbers from array
ij = randperm(length(x)-1,2)+1; x(ij) = x(flip(ij));

etwa 4 Jahre vor | 0

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Beantwortet
Warning: Matrix is close to singular or badly scaled. Results may be inaccurate.
It's a warning (not really error) It means your matrix is numerically not invertible (or almost not invertible)

etwa 4 Jahre vor | 0

Beantwortet
when edit figure error "undefined function mtimes for input arguments of type string"
can you type dbstop if error on MATLAB command window, then try to trigger the error?

etwa 4 Jahre vor | 1

Beantwortet
Matrix from measured data is singular, what could be the reason?
Could you try the normalization similar to my answer here?

etwa 4 Jahre vor | 0

Beantwortet
I want to find out points whose coordinates are within the volume formed by a cone shape.
Assuming the cone center is C: (3 x 1) coneangle is the cone angle (0 to pi, pi corresponds to the extreme case where the con...

etwa 4 Jahre vor | 0

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Beantwortet
Plot differential equations with respect to two variables in a 3d plane
Try this (adapt to your code): %editparams; %file that contains parameters Tend = 10; Nt = 100; % Define RHS functions RHS ...

etwa 4 Jahre vor | 0

Beantwortet
Generating a Dictionary Function
You can use container.Map. I give here example of numbers, but it can handle char array or strings as well. The time access, u...

etwa 4 Jahre vor | 0

Beantwortet
For consistency with "nan", wouldn't it be nice to be able to issue "missing(3)"?
Why not define your own function mymissing mymissing(3) mymissing(2,3) mymissing(2,'string') mymissing(2,3,'double') fun...

etwa 4 Jahre vor | 0