Answered
Why are my plots for K values and initial conditions all the same colour even with hold on
Because you told Matlab to make all of the lines black. For example, the 'k' in this command means "make the lines black": pl...

ungefär ett år ago | 1

Answered
Why does Simulink step response simulation not match step function output from MATLAB?
It appears to have the same gain as your Matlab step response. The steady state response appears to be about 0.62 for a unit st...

ungefär ett år ago | 1

Answered
How do I select a file to open from folder rather than typing in the csv file name into the code?
Check the documentation on uigetfile which will return the filename and, if you use the two output version, the path to the file...

ungefär ett år ago | 1

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Answered
smoothing datasets containg nan
Interestingly, the default window size for the 'sgolay' smoothing method in the smoothdata function generates smoothed data that...

ungefär ett år ago | 0

Answered
How to auto save workspace variable with specific path and filename without Popup?
Have you tried using save? For example: d = 'Sunday'; y = 2017; filepath = 'E:\Matlab\'; filename = 'Data'; save(fullfile(f...

ungefär ett år ago | 1

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Answered
'problemset4pt1' requires more input arguments to run
How are you calling the function? You can't just press the green Run triangle in the editor for a function that requires input ...

ungefär ett år ago | 0

Answered
how to convert absolute time to real time and calculate the sampling rate
load metaData_Depth fn = @(s) datetime(s.AbsTime); dt = arrayfun(fn, metaData_Depth) delta_t = seconds(diff(dt)) max(delta_t...

ungefär ett år ago | 0

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Answered
Sublot function is not working
Rename "/MATLAB Drive/subplot.m" to some other name. If you issue this command at the command prompt you should only see one ou...

ungefär ett år ago | 0

Answered
How to plot the best fitted ellipse or circle?
xy = load("EllipseData.mat"); x = xy.x(:,1); y = xy.x(:,2); rho = sqrt(x.^2 + y.^2); theta = atan2(y,x);...

ungefär ett år ago | 1

Answered
how to smooth data
You aren't going to get very good smoothing with such a small amount of data, but here is one possibility (of many): data = [ ....

ungefär ett år ago | 0

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Answered
Save text of script in .mat file?
I suppose that one option would be to read the file contents into a string array and save that to your mat file. For example: ...

ungefär ett år ago | 1

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Answered
A compact way to replace zeros with Inf in a matrix
If you want to retain the non-zero elements of A and replace the zeros with Inf, then this is how I would suggest that you do th...

ungefär ett år ago | 3

Answered
Where has TODO/FIXME reports gone?
It has been moved to the menu you get when you click the Switch Windows button:

ungefär ett år ago | 0

Answered
Read data with repeat counts
Here is one approach. data_strings = ["750.013"; "2*748.943"; "2*748.221"] % sample input data iData = 1; for iStr = 1:numel(...

ungefär ett år ago | 1

Answered
day and month inverted in the time scaling
If you created your "time x array" by reading strings from a text file, for example, you need to specify the 'InputFormat' argum...

ungefär ett år ago | 2

Answered
Optimize live plotting with a large data set
You definitely don't want to call plot repeatedly inside your loop. Here is a suggested approach where I created the plot outsi...

mer än ett år ago | 0

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Problem 568. Number of 1s in a binary string
The find() function returns the index of all non-zero elements in the input. ASCII characters (like '0' and '1') are all non-ze...

mer än ett år ago | 0

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Answered
I have a problem with my code
You have the following important line in your code commented out (the definition of the solve_friction_factor() function). Unco...

mer än ett år ago | 0

Answered
Matrix to Scalar Problem
t=0:3:60;%seconds Pos0=1;%position <<< Pos0 can't be zero since you divide by Wd*Pos0 when calculating alfa Vel0=0;%velocity ...

mer än ett år ago | 1

Answered
How to increase the tolerance for comparing time points when synchronizing timetables?
Based on this section of the documentation: Synchronize Timetables to Arbitrary Time Vector N = 9; dt = .3; mkTime = @(t0) ...

mer än ett år ago | 0

Answered
How to create plot from the data in .txt file ?
This should get you started. Note that the warnings are expected and can be ignored. T = readtable('Spatial Density.txt', 'Emp...

mer än ett år ago | 4

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Answered
How do you cluster lines in 3D space?
I would suggest something like this since the main difference in your "groups" seems to be the approximate slopes of the three g...

mer än ett år ago | 0

Answered
Converting the outpur of a fit (e.g. sfit) into a string format, then pasting the text to a Text Area in app desginer
Another option (which does essentially the same thing) is this: load census; f = fit(cdate,pop,'poly2'); s = formattedDispl...

mer än ett år ago | 1

Answered
Why is NaN inserted in wrong position?
b = [1 3 0;-2 -1 5]; b(b(:,3)==5,3) = NaN % add ,3 to select only the third column for assignment

mer än ett år ago | 1

Answered
How I get the frequencies in Hz of a specific signal?
I think this is close to what you are looking for. % % This code will generate a saltatory stimulus of 10 Hz up to 800 Hrz (the...

mer än ett år ago | 1

Answered
How to specify relative code paths in S-function builder
Have you tried the suggestion in this answer? https://www.mathworks.com/matlabcentral/answers/1568023-how-to-specify-relative-...

mer än ett år ago | 0

Answered
How to calculate the average of a cell array?
T = {[10, 1, 30], [15, 2, 10], [20, 3, 20]} A = vertcat(T{:}) % make an array from the elements of the cell array by stacking t...

mer än ett år ago | 1

Answered
errore too many output
You are trying to do this [norm_sp,f_vector]=fft(acc_z,fs(n)); If you look at the documentation for fft you will see that ther...

mer än ett år ago | 0

Answered
Read in a general binary file (for example, but not exclusively a jpeg file), make a modification and write a new file out verbatim--no altered bytes.
fileread reads the file as text. You need to open the file and read it as binary bytes (uint8) and then process it that way. R...

mer än ett år ago | 0

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Answered
Having issues with plotting a single level contour line on a matrix that has edges
From your simple example, it can be seen that there actually are two places where the interpolated surface passes through the le...

mer än ett år ago | 1

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