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add arrow above textbox
I wrote some simple functions to transform (x,y) coordinates to normalised values to use with annotation functions. I added t...

2 years ago | 0

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Can MatLab provide a variable in an answer?
If you have the Symbolic Math Toolbox, that may well be possible. Without knowing more, I doubt that would otherwise be possi...

2 years ago | 0

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How to calculate Average without receiving 'Inf' as a result.
Uz = unzip('Matlab Copy.zip') T1 = readtable(Uz{1}, 'VariableNamingRule','preserve') NonZeros = nnz(T1{:,1}) NrInf = nnz(...

2 years ago | 0

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how to get the envelope of oscillating signal
Perhaps this — LD = load('data.mat') t = LD.t; il5 = LD.il5; Data = rmmissing([t il5]); t = Data(:,1); il5 = Data(:,2); ...

2 years ago | 0

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plotting multiple distributions on one graph
I am not certain what your data are, so I will create some. A = randn(20, 1000); A = (A - min(A,[],2)) + 1; A = A .* 15./...

2 years ago | 0

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trying to make sure my data has been imported correctly as a 4D matrix
Using readtable, your data imports as a (104x290) table. (There aree no variable names.) The matrix loads as a 4-dimensional...

2 years ago | 0

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How to find the mean of a matrice based on a value in another matrice
This returns all of the monthly means for all the months — LD = load('data_x.mat') T1 = table(LD.month, LD.sa, 'VariableNames...

2 years ago | 0

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plot bar graph based on element type in matrix
Do you want all of them, or just the last row (t=10)? This does both — A = randi(3, 20, 100) TallyAll = accumarray(A(:),...

2 years ago | 0

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Find the indices of numbers that occur first
That is not an appropriate find call. The syntax is incorrect. X = randperm(9) % Unique Rand...

2 years ago | 0

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How to fill in missing data?
If you have R2016b, use the fillmissing function (introduced in R2016b) — T1 = array2table(randi([0 9],10,5)) ...

2 years ago | 0

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shifting a column in Matlab of CSV
The ‘Var1’ (first column) values are not exactly -1 and +1 so you have a choice to make. Either keep them as such (so after add...

2 years ago | 0

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set the tick format of y axis
In the Numeric Ruler Properties documentation, see the section on Exponent. x = linspace(0, 1); y1 = sin(2*pi*x); y2 = cos...

2 years ago | 0

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Non-integer value in for-loop
One approach — iv = 0:.1:1; for i = 1:numel(iv) H(i)=10*iv(i) ; end H .

2 years ago | 1

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Is there a way to determine an equivalent circuit for Nyquist diagrams (I have the data set) using Matlab (or Simulink)?
I am not certain what you want witth respect to an equivalent circuit. I believe you intend circuit synthesis or circuit realis...

2 years ago | 2

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Caucer fraction expansion fraction expansion for filter synthesis
The Cauer decomposition is useful. Your post is only the second time I’ve encountered a question about it here. The residue fu...

2 years ago | 0

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Bandpass filter Transient Response. How to get rid of it?
Without your sampling frequeency, it is impossible to desingn the filtere and therefore difficult to figure out what the problem...

2 years ago | 0

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Help with time variation graphs versus time
T1 = array2table(["2010/01/01" "00:00" 0.109864 2.04021 "2010/01/01" "00:00" 0.122071 2.8937 "2010/01/01" "00:00" 0.134278 2...

2 years ago | 0

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auto completion does not work
Tthere are two options that I can offer — The first is to re-start MATLAB and see if that fixes it. If it does not, the sec...

2 years ago | 0

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Optimisation of three function in two variables
To begin with, you need to parameterise the functions so that ‘x’ and ‘y’ are two elements in the same vector. Your functions...

2 years ago | 1

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having the same problem about the arrays
My guess is that you actually want to calculate this: daily_savings(i + 1) = O_Consumption(i + 1).*Cost(i+1); Multiplying by ...

2 years ago | 0

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Why does the track2 function is not working?
Try this — [lati , loni] = track2(lat1,lon1,lat2,lon2,[],[],number); MATLAB function arguments are positional (except for the...

2 years ago | 1

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Numbers on the middle of colorbar in MATLAB
It can be done using annotation objects (specifically textbox) however it is definitely a challenge. Try something like this...

2 years ago | 0

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Improving personal Fourier Interpolation Model
It is difficult to understand what you are doing, or the question you aree asking. I ran your code and it appears to work. ...

2 years ago | 0

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Can't bring up matlab
Contact Support I doubt that any of us here could help you with this. Be sure to mention your operating system in your message...

2 years ago | 0

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how to draw a peak line
If you have the Signal Processing Toolbox, use the findpeaks function with an approopriate valuee for 'MinPeakProminence' so tha...

2 years ago | 0

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Extend only two lines on a plot
One option is to extrapolate the two curves. That then changes these lines: plot(Vturb,rR) plot(Vlam,rR) to these modified...

2 years ago | 1

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making import function for files that have different datetime format
I am not certain how you could use this in your import options call, however one approach could be this — DC = {'9/27/2024 8:...

2 years ago | 0

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help to plot cross section
The best you can do is probably to use the colorbar label — x = linspace(0, 20).'; y = linspace(0, 70).'; [X,Y] = ndgrid(x, ...

2 years ago | 0

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Converting result after substituting numerical values into symbolic expression not possible. Matlab creates new symbolic variables by complex symbolic expression.
The are sub-expressions. You can keep them from appearing by using: sympref('AbbreviateOutput',false); So here: syms T...

2 years ago | 0

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Image Acquisition Toolbox Support Package for GenICam Interface does not install
Contact Support I doubt that any of us here could help with that.

2 years ago | 0