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Fastest possible prime number detection without using break or return
The fastest possible way of doing any computation depends upon the fine details of your CPU, and upon the fine details of how me...

5ヶ月前 | 0

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Processing Multiple Files at once.
[filelist,pathn] = uigetfile('*.*','Please Select a Par File in .dat or .txt', 'multiselect', 'on'); if isnumeric(filelist); er...

5ヶ月前 | 0

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How can I skip the rest of an if statement?
if n > 1 while true if a == 1 disp('Haha') break % (Here is where I want to skip the res...

5ヶ月前 | 0

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ginput error in matlab 2020a
Error in contains (line 36) tf = ~cellfun(@isempty, strfind(s, pattern)); ... Except that contains is a built-in function and ...

5ヶ月前 | 0

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How to determine if angles match
You would get that behavior if prec1 or prec2 are non-scalar and it does not happen that all of the values pass the tests.

5ヶ月前 | 0

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How to run a function in app designer?
psi = app.EditField_psi.Value; phi = app.EditField_phi.Value; theta = app.EditField_theta.Value; m = app.EditField_m.Value; ...

5ヶ月前 | 0

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No sound when playing movie in Matlab2020b
%dispMoviesMatlab - ComputerVision Toolbox audiopath = 'C:\Users\maxab\OneDrive\Desktop\Masters\Experiment\Movies\Chosen'; m...

5ヶ月前 | 0

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Where is Shader graphics available in MATLAB
The only access is shading (not very extensive)

5ヶ月前 | 0

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vectorized operations on symbolic functions
syms x1 x2 x3; % symbolic variables y = x1^3/3 + x2^2/2 - x3; % symbolic function y X = rand(500,3); % each row representing a...

5ヶ月前 | 0

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Slice command for terrain
No. Your data cannot be sliced. Perhaps you might want to contour() the data, and get back the contour matrix, and use somethin...

5ヶ月前 | 0

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Extract color map from png apply to grayscale image
Use rgb2ind() on the colored image, and take the second output as being the color map. [~, cmap] = rgb2ind(TheColoredImage); i...

5ヶ月前 | 1

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how to perform a multi variable optimization on matlab
There are several different minimizers possible. Everything except fzero() -- fzero() is restricted to one variable. The trick ...

5ヶ月前 | 0

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Binary GA returns floating point numbers
% Set seed for reproducability rng(42); % Load data and define arrays data = readmatrix('Data/File_S1.xlsx'); X = data(2:e...

5ヶ月前 | 0

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line search minimization problem, error sym is not convertible to double
f = 316.2*(X1^0.5) + 34.3*X2 + (10^8)*(X1^(-0.5))*(1/X2) %symbolic expression %... A=diff(f,X1) B=diff(f,X2) %A1...

5ヶ月前 | 0

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Create a list of list and take the mean
cellfun(@mean, aps)

5ヶ月前 | 1

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Unregcognized function or variable 'xotold'
if f2<f1 && f2<f3, xoptold = x2; end You only set xtoptold if that condition is true, but later you use it even if the co...

5ヶ月前 | 0

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Find data from files that are too large to read in
Use buffer-fulls of data for increased efficiency. fread() a block of data of fixed size. Scan backwards through the block look...

5ヶ月前 | 0

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How do I add transparency to a plot in the Live Editor?
Unfortunately, the hack of using a 4-element Color does not work in LiveScript. The work-around is to set the figure Visible pr...

5ヶ月前 | 1

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x axis labels not properly working
You used xticks([-0.8:0.4:0.8]); Instead of xticks([-0.08:0.04:0.08]);

5ヶ月前 | 1

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extracting one variable from mux
You do not use a To Workspace block for that purpose; you use a Bus Selector https://www.mathworks.com/help/simulink/slref/busse...

5ヶ月前 | 0

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Possibly spurious solutions - Matlab blocked with no answers
Turns out there are some solutions In the below, fullsubs is not actually valid for all entries -- only for entries [5 8 13 16...

5ヶ月前 | 0

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How to find the best combination of angles for minimum turn radius
radius = 72; inner_angle = (0:68).'; outer_angle = (0:68); inner_angle_rad = inner_angle * pi /180; outer_angle_rad = outer_...

5ヶ月前 | 1

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How is the work distributed in parfor loop?
You can control how parfor divides up the iterations by using parforOptions() RangePartitionMethod https://www.mathworks.com/hel...

5ヶ月前 | 2

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Vpasolve can not find a solution that I know it exist
There is no solution in the reals. clear clc %% Parameters and Assumptions syms x11 x12 x21 x22 positive % Actions syms a11...

5ヶ月前 | 0

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Attempt to execute SCRIPT ' ' as a function error
This problem is caused by a corruption of the MATLAB installation, one that causes it to lose track of the internal implementati...

5ヶ月前 | 0

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"Busy" when running this code with ODE45
If you use ode15s and set the tspan to 15.01 or less than integration succeeds and shows most concentrations on the order of 10^...

6ヶ月前 | 0

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How to get y value?
Xtarget = 900; H = findobj('type', 'line'); xvals = arrayfun(@(h) h.XData, H, 'uniform', 0); yvals = arrayfun(@(h) h.YData, H...

6ヶ月前 | 0

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how would I randomly replace two elements in a row vector
y = char(randperm(27) - 1 + 'A'); for i = 1:iter idx = randperm(numel(y), 2); ynew = y; ynew(idx) = ynew([idx(2)...

6ヶ月前 | 0

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why am i getting the error "Incorrect number or types of inputs or outputs for function step."
The most likely problem is if you do not have Control System Toolbox installed.

6ヶ月前 | 1

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Need help for global fit
To confirm: you want to optimize so that C, D, E are the same for all datasets, but A and B vary according to the datasets? The...

6ヶ月前 | 0