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Acceleration of code by replacing two nested for-loops
This could be difficult with your code because of the multidimensional nature of ‘B’, however the usual approach is to create m...

oltre 2 anni fa | 0

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Viewing a house in MATLAB
The walls and roof needed duplicates with some offsets to plot correctly. Other than that, the patch arguments are set up to be...

oltre 2 anni fa | 0

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How to develop "a model" from a given m-file of regression analysis?
If your data are the same as in your earlier post, you can get all that information from the Curve Fitting Toolbox result. Th...

oltre 2 anni fa | 2

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how to plot a diagram that includes many excel data?
One approach is to read the files in to separate cell arrays, then vertically concatenate them, and then choose the ‘Absolute T...

oltre 2 anni fa | 0

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Replace Before A Specific Character
Assuming that you want to replace it with '9999' — diffStr="4026y 4 mo 13d 9h 26m 20.145s" val = num2str(9999) diffStr = reg...

oltre 2 anni fa | 0

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How can I plot the linear variation?
Calculating the llinear regression was straightforward, however calculating and plotting the regression plane was something of a...

oltre 2 anni fa | 1

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Creating multiple cylinders in different coordinates
Perhaps this — [X,Y,Z] = cylinder(1,20); cm = colormap(turbo(10)); figure hold on for k = 1:10 ofst = randi(9,2);...

oltre 2 anni fa | 0

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How to find corresponding frequencies for frequency magnitudes in FFT analysis
I am not certain what you want from these calculations. I used my own fft call (since I found it difficult to understand your...

oltre 2 anni fa | 0

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Curve fitter, how to start?
Try this — T1 = readtable('data.xlsx'); Var1 = str2double(cellfun(@(x)regexp(x, '\d*', 'match'), T1.Var1)); T1 = removevars(...

oltre 2 anni fa | 0

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Table not aligning properly
Use fprintf instead of disp — ThePriceisRightWheel function ThePriceisRightWheel() clc clear RunTotal = 100000; Cont...

oltre 2 anni fa | 0

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Showing information on a plot
Retrieving and showing all that information is not straightforward, however it is definitely possible. Use stepinfo to get the ...

oltre 2 anni fa | 0

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How do I extract a difit from a binary string
Tweaking your code — A=45; B=dec2bin(A) lb=length(B); C=strings(lb,1); % D=convertCharsToStrings(B); for i=1:lb C(i)...

oltre 2 anni fa | 0

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Deleting 3rd column of all cell double inside a variable than combine the data together
I limited the run to the first 20 ‘Pr_error_2’ cells because the full set required more time than the 55 second limit here permi...

oltre 2 anni fa | 0

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How to plot a function using a variable that is calculated over a range?
When in doubt, vectorise every multiplication, exponention, and division. With those changes (and nothing else) it works — ...

oltre 2 anni fa | 1

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Ones function printing out
The fprintf call will execute and print even if there is a semicolon at the end of that call. X1 = rand(3,5); fprintf('Size ...

oltre 2 anni fa | 0

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generate average numbers between two numbers inside a vector
One approach — V = [3.4789; 0; 0; 3.3535; 0; 0; 3.2398; 3.2263; 0; 0; 0; 3.0846; 0; 0; 2.9815; 0; 2.9430; 0; 2.9055]; r0 = [2...

oltre 2 anni fa | 0

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How to add a legend for multiple figures with horizontal and south location
I am not certain what you want. Try this — % Please how can add one legends for the subplots. I want the legend % location...

oltre 2 anni fa | 0

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How to fix the error
The error message is clear. Put the function at the end of the file and the code works — % Set random seed value rng(123)...

oltre 2 anni fa | 0

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Plotting spectrograph from spectrum analyzer data
Yiour data needed a bit of tweaking. Tehe times in the ‘TimeData’ matrix are contiguous, so they can be converted into a vector...

oltre 2 anni fa | 1

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Biphasic Pulse signal with FFT
The problem was that ‘wholeSignal’ had 60 more elements than ‘t’ so I artificially shortened it: wholeSignal = wholeSignal(1:n...

oltre 2 anni fa | 0

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How to count how often a variable returns to zero and then increases from zero
One method to find the first instance of a zero value is to use the strfind function. You can use it again to determine the ind...

oltre 2 anni fa | 0

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How do I compute averages for NOAA SST data?
The easiest way to do this is to use the accumarray function — T1 = readtable('ersst5.nino.mt...-20.ascii.csv', 'VariableNami...

oltre 2 anni fa | 0

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How can i calculate the area under two curves that intersect?
Integrate them using trapz then do what you want with the results (keep them as they are, add them, add their absolute values, ...

oltre 2 anni fa | 1

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The legend option called interpreter latex does not display the latex symbols correctly
You need to put dollar signs ($) around the string you send to the LaTeX interpreter — plot(1:10,1:10,'DisplayName','$\eta_i$'...

oltre 2 anni fa | 1

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Transfer function extraction from frequency response
You will need to use the System Identification Toolbox for this. Then: ResponseData = mag.*exp(1j*phase); data = idfrd(Res...

oltre 2 anni fa | 0

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how to use the hanning window to smooth the photon signal
That appears to be some sort of spectrum. I am not certain what you want to do with it, however windowing it is not likely to p...

oltre 2 anni fa | 0

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how to plot table to line graph with dots ?
There are easier ways to import the table using detectImportOptions, however since it exists as posted, try this — x = str2dou...

oltre 2 anni fa | 1

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Plotting several plots of respective ranges from an excel file into one single plot
Perhaps this — opts = detectImportOptions('tempDataTrollhFlygpl.xlsx', 'VariableNamingRule','preserve', 'HeaderLines',9); opt...

oltre 2 anni fa | 1

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scatteredInterpolant using a matrix, F = scatteredInterpolant(x,y,v) form
‘Input data point values have invalid dimension. The data must be specified in column-vector format.’ This holds when you ini...

oltre 2 anni fa | 0

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Find Coefficients of an equation
Using two independent variables is relatively straightforward. You need to concatenate them, then refer to them individually i...

oltre 2 anni fa | 0

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