Answered
How do I remove white spaces on the command window after the answer prints a string?
Use fprintf to ontrol the output exactly. Relying on the implicit calling of display() has less ways to influence the output.

5 years ago | 0

Answered
can't store the output of a definite integral using int(f, a, b ) in a matrix initialized with zeros
G(i,j) = int((p4{i}*p4{j}/den),[0,1]); G is a numerical variable and the output of int() is a symbolic variable. You cannot st...

5 years ago | 0

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Answered
About preallocating for speed
for K = 1:M ... TSE_Lin(K) = norm(e)^2; CR(K) = (2 * K) * 100 / N; end The variables TSE_lin and CR grow in ...

5 years ago | 0

Answered
Normal vector from points in 3d space
See https://www.mathworks.com/matlabcentral/fileexchange/22042-plane_fit https://www.mathworks.com/matlabcentral/answers/49621...

5 years ago | 0

Answered
How to read 8-byte floating point numbers from binary？use fread
With 'ieee-le' format the bytes are read in the order [8,7,6,5,4,3,2,1], with 'ieee-be' as [1,2,3,4,5,6,7,8]. There is no format...

5 years ago | 1

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Answered
Create random regular matrix (Matlab)
Having m ones in each column and n ones in each row works only, if the the resulting matrix has the size [a*m, a*n]. A construc...

5 years ago | 2

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Answered
I'm not able to read audio file >4GB
If you can store a 5GB file on the disk, the disk cannot be formated in FAT32. This means, that the limit is caused by the file ...

5 years ago | 1

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Answered
Calculate delta time in seconds
Starttime = "28-Jun-2021 05:05:38"; Stoptime = "28-Jun-2021 05:15:38"; Deltatime = compose("%d", seconds(datetime(Stoptime) -...

5 years ago | 1

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Merging rows of a matrix into a number
C = [345 679 158]; D = rem(floor(C ./ [100, 10, 1]), 10)

5 years ago | 1

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Problem with subplot ful screen
Yes, of course. You are creating a 10x2 table of plots: subplot(10,2,1) % ^^ Use subplot(5, 2, k) for a 5x2 table.

5 years ago | 0

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Functions name duplication in toolbox
What about using builtin('kmeans') to call the Matlab version? [EDITED: This does not work. Thanks, Steven Lord] Did you add yo...

5 years ago | 0

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How do I get r2016a?
I'm not sure if this shortcut is working for you: https://www.mathworks.com/downloads/ If not, open "May Account" on your prof...

5 years ago | 1

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Answered
Code for romberg integration using recursion
The posted code runs without an error in R2021b. eps_step = 1e-5; N = 11; a = 0; b = 1; R = zeros( N + 1, N + 1 ); h = b -...

5 years ago | 0

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How to decompose 3d array to 3 matrices
x = rand(51, 71, 3); v = reshape(x(:, 27, :), [], 1); size(v)

5 years ago | 0

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How to accelerate the permute for 3D matrix
You can't. permute works efficiently already.

5 years ago | 0

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How to download data using proper link
FileName = 'prov.postprocess+sMpAn+dMOD08_M3_6_1_Deep_Blue_Aerosol_Optical_Depth_550_Land_Mean_Mean+zNA+t20010101000000_20201231...

5 years ago | 0

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Generate a matrix of combinations without repetition (array exceeds maximum array size preference)
Instead of permuting [0,0,1,1] and removing the duplicates, you can obtain the list of indices of the ones (or zeros): M1 = uni...

5 years ago | 2

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Answered
Infinite looping: Knowing its presence in a big program?
See: https://en.wikipedia.org/wiki/Halting_problem You can prove, that there are no "tricks" to determine securely in advance i...

5 years ago | 1

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Answered
Run two scripts simultaneously matlab
The easiest way is to start 2 Matlab sessions.

5 years ago | 0

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Sorting cell for only dublicate values
Is the input really a cell containging strings? Or a cell string? Ort a string array? % Test data with a cell string: data = s...

5 years ago | 1

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Divided difference(Newton metod)
There was a missing closing parenthesis. The trailing esmivolon suppresses the output. If you omit it, this is displayed: test ...

5 years ago | 1

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why is my vector empty
for i=1:size(A,1) disp(double(A{i})) end i = size(A,1) now. Then: row_=(double(A{i})); Is a vector of the ASCII values o...

5 years ago | 0

Answered
Add a textbox in a subplots inside a loop
Move the repeated code out of the loop to simplify the code: z = [0.44, 4.7, 7, 8, 17.9, 31, 57]; dim = [.2 .5 .3 .3]; c ...

5 years ago | 0

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Why does mldivide solve equations so fast that FORTRAN can't compare it？
Matlab's code for the matrix division is not made public. Internally optimized BLAS libraries and MKL are used. The taskmanager ...

5 years ago | 0

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Converting a binary matrix to decimal.
The error message is clear: bin2dec requires a CHAR vector as input or a cell string. See: doc bin2dec You provide a numerical...

5 years ago | 1

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Error in Bvp4c
You define the variable beta on top of the code, but this does not mean, that it is known in all subfunctions. Pr, gamma and lam...

5 years ago | 0

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Answered
How to normalize a matrix in such a wat that every row sum of X(:,:,i) should be 1 except for ith row
X = rand(6, 3, 6); N = sum(X, 2); N(sub2ind(size(N), 1:6, ones(1,6), 1:6)) = 1; Y = X ./ N; Now sum(Y(i, :, j)) is 1 is i~=j...

5 years ago | 0

Answered
Faster for loops/or how to cut some time
a=randn(50,1); b=randn(50,1); tic [aa,bb]=using_cells2(a,b); eloopC=length(aa); eloopP=length(bb); for i=1:(eloopC) ...

5 years ago | 0

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Answered
Get the time of the messages
Try: Time_Matching = Time_AIS1(msg_match{K}) % curly braces

5 years ago | 0

Answered
find maximum number in a range of data
In max(T(S1,6)) you are searching in the submatrix T(S1, :). But you use the result as index in the full matrix T. You want to a...

5 years ago | 0

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