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How to find Phase angle?
I am not certain that is possible for this system. since the roots are all real. See if getting the ‘Gains’ and ‘Roots’ will ...

4 years ago | 2

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Unable to read completely a text file
Try something like this instead — data = textscan(fileID, '%d %f %d %d %d;') The format string should then read it correctly....

4 years ago | 0

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How to plot Fourier transform against frequency?
I am not certain what you want to do. Try this — n = 400; %number of points F1 = 3; %frequency 2 F2 = 2; %frequen...

4 years ago | 1

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Answered
I cannot change the datetime x axis locale setting in the plot function.
In the datetime documentation under Input Arguments see 'Locale' (there is no direct llink to it). Defining: MyDatetimeArra...

4 years ago | 1

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Answered
How to remove noise from the signal analyzed by fft
Probably the easiest way to deal with a noisy signal (considering that the nature of the noise is not stated here) is to use the...

4 years ago | 0

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Attenuation as a Function of Frequency
I am not exactly certain what you are diong, however the procedure described, ‘In the frequency domain I divide the back wall of...

4 years ago | 0

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Use System Identification Toolbox Model with input parameters
From the polyest documentation: [sys,ic] = polyest(___) returns the estimated initial conditions as an initialCondition objec...

4 years ago | 0

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Answered
How to check whether datetime is within range
There are several ways to do this, all using logical indexing. The easiest way is with the isbetween function. C = strsplit(...

4 years ago | 0

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How can I find the number of major peaks in an energy spectrum
Use the findpeaks function, and set 'MinPeakProminence' to the value that gives the desired result.

4 years ago | 0

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Function to return Interpolated Value at one query point
Use the griddedInterpolant function, and then experiment with the actual data to see what gives the best results — xA = (rand(...

4 years ago | 0

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Answered
colorbar for line plot number
The colorbar apparently does not want to do this by itself, since it appears to scale to the ‘z’ values in a 3D plot (or equival...

4 years ago | 0

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Answered
Plotting powers of 10 on the colorbar
These are 'Ruler' properties, and they are not in the colorbar documentation. (I had to go searching for them, and then experim...

4 years ago | 1

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How do I get MLE(Maximum Likelihood Estimation)?
See the documentation on the mle function. LD = load('1민제 강 data.mat'); data = LD.data; [phat,pci] = mle(data) figure h...

4 years ago | 1

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Answered
Getting empty solution for second order differential equation
It apparently does not have an analytic solution. Integrate it numerically — syms x(t) t Y ode = diff(x,2) + 2*diff(x) + ...

4 years ago | 1

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How to define second derivative in symbolic
Use the symbolic diff function — syms A r(A) = cos(A) D1r = diff(r) D2r = diff(r,2) .

4 years ago | 0

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How to change the default style of bode/bodemag/bodeplot?
They are available, however they are extremely difficult (requiring extensive handle spelunking) to find and change. The best...

4 years ago | 0

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Using interp1 to write code
It may only be possible to see the differences by subtracting them from each other or plotting them against each other.

4 years ago | 0

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How do you set the x axis ticks / labels to be equal to the y axis ones?
The tick ranges are governed by the original data. If the tick ranges are different, the only options are to either set the x...

4 years ago | 0

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Uneven Pulse Time Transition Calculation.
The Signal Processing Toolbox has several functions that could do what you want, one such is the risetime function. Others ar...

4 years ago | 0

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Replacing a zero value of a matrix with the value left to it
One approach using fillmissing — A = [8 1 6 3 0 7 4 9 2]; A(A==0) = NaN; B = fillmissi...

4 years ago | 1

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Answered
How to find intersection between two array line plots
It would help to have the actual data. x = 1:4; y1 = rand(size(x)); y2 = rand(size(x)); xi = linspace(min(x), max(x), nu...

4 years ago | 0

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Mesh function creates extra face joining first and final data points
Try something like this — vxv = linspace(min(vx), max(vx), numel(vx)); vzv = linspace(min(vz), max(vz), numel(vz)); [X,Y]=me...

4 years ago | 0

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Answered
music piece creation with matlab
I provided an outline on how to do exactly that in my Answer to your previous question: music piece with matlab . Just change...

4 years ago | 1

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Plot cummulative values without creating a cumulative vector with the values
I am not certain what you are asking. The posted plot can be created by the area function in MATLAB.

4 years ago | 1

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best penalty value and mean penalty value
From the documentation: 'gaplotbestf' plots the best score value and mean score versus generation. So in every generation (or...

4 years ago | 0

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How to plot more than one graph on a single tile using tiledlayout?
I cannot run the posted code, however it is definitely possible to plot more than one series on a specific tile using the hold f...

4 years ago | 0

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Estimate area from spectrogram
When I last looked, the spectrogram plot is actually a surf plot viewed from the top. All the information is available in the...

4 years ago | 0

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Legend does not recognize semilogx plot
I have no idea what the other values are that you are plotting on the bodeplot axes. Apparently, the only legend entries bodepl...

4 years ago | 0

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Answered
horizontal bar plot (from a negative to a positive value in the same line)
Try this — figure patch([-5 5 5 -5], [0.25 0.25 0.75 0.75], 'b', 'FaceAlpha',0.5, 'EdgeColor','none') axis([-5 5 0 1]) ...

4 years ago | 0

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music piece with matlab
Another approach — A4 = 440; A5 = 880; Notes = A4*2^(1/12).^linspace(0, 11, 12); % Note Frequencies Fs = 8000...

4 years ago | 0