Answered
How to apply low pass filter to forces generated by OpenFOAM?
Filters do not care what data you present to them. They assume that the data are sampled at constant intervals, and that the ch...

2 years ago | 0

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How to create line connects between two semi circles?
I finally got this to work yesterday — If you’re interested, I’ll post my code .

2 years ago | 0

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How to solve a highly non-linear ODE containing multiple powers?
It probably depends on what the values are. When I run it, it usually takes off to occasionally at some point, however in oth...

2 years ago | 0

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Detect peaks before drop in signal
Withoiut having the data to work with, one option could be the islocalmax function. Use 'FlatSelection','last' since the tops ...

2 years ago | 0

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Plotting the bode plot of a high pass filter using matlab
The ‘H’ calculation may be reversed. (I can’t read the axis values on the LTSpice plot image.) Perhaps this — f = logs...

2 years ago | 0

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How to plot Chroma_Features for an audio file?
I proivided those files for you in my answer to your previous question Unrecognized function or variable 'chromagram_IF'. It ...

2 years ago | 1

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How do I use the buffer function to operate real time on EEG signal files?
I seriously doubt that MATLAB can do real-time signal processing, unless you are also useing the Data Acquisition Toolbox and ap...

2 years ago | 1

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How do I plot a quiver plot without the tail?
It doesn’t appear to be possible to turn the tails off, since there doesn’t appear to be any specific ‘tail-length’ property, an...

2 years ago | 0

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Curve fitting and parameter estimation with lsqcurvefit
If you look at your data, I do not believe that there is any way to use your ‘SEIR’ model to fit them — T1 = readtable('infec...

2 years ago | 0

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How to normalize the baseline of multiple Differential Pulse Voltammetry Curves?
Without actually having the data to work with, my first approach would be to use the detrend function on each curve.

2 years ago | 1

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Scatter graph trend line adjustment and outlier removal
The only option that I can suggest is the rmoutliers function. You will have to experiment with it to get the result you want....

2 years ago | 0

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How do I plot 14th and 86th percentile?
Use the prctile function to calculate those percentiles.

2 years ago | 0

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how to rename columns with names like Var2_1, Var2_2...?
Probably the easiest way: data.Properties.VariableNames(2:end) = {'Var2','Var3','Var4'}; Example — data = array2table(rand(...

2 years ago | 1

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Create multi slopes from a profile
I am not certain what you want. This code performs a linear regression on the line clusters and then plots it for each of them....

2 years ago | 0

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Searching for Transferfunction between two functions
Use the System Identification Toolbox. The actual transfer function is probably a simple delay term or that includes one, for...

2 years ago | 0

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What is the best way to zoom this graph so there is no white space?
pix = dir('*.png'); for k = 1:numel(pix) figure imshow(imread(pix(k).name)) end Add this line after the plot: x...

2 years ago | 0

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table2timetable with Time as double
The resample function works with timetable arrays. See Resample Nonuniformly Sampled Data in Timetable for an example. Times...

2 years ago | 0

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How apply trapz on the double definite integral
You have not provided enough information to write specific code. As a general rule, to use double integration with trapz, cre...

2 years ago | 0

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Plot a surface for a 3D matrix 2x361x360
Taking a wild guess (since the actual matrix has not been provided, and I don’t know how you want them plotted) — A = rand(2,3...

2 years ago | 0

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read and store data from struct file during each iteration in the for loop
I am not certain what result you want. Try this — % load('matlab') % whos('-file', 'matlab') % % Measurements field...

2 years ago | 0

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Answered
How to add hat in the plot legend?
Perhaps this — x = (0:10); y = rand(11,2); figure plot(x, y(:,1), '-g', 'DisplayName','$i_a^{true}$', 'LineWidth',2) ho...

2 years ago | 0

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How to filter rows from excel in matlab
There are two principal options. If you are only importing the dates as strings, use the weekday function — D = '12 May 202...

2 years ago | 0

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Read Garmin .fit file function
@Gabri — According to the information in the Programming Languages section of the links you provided (thank you), the SDK suppor...

2 years ago | 0

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function handle with input parameters
I am not certain that I understand what you want to do. One approach: function y = fun_Htimesx(x, H , transx_many, transy_m...

2 years ago | 1

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how to use audiowrite
You did not actually ask a question. However I get the impression that ‘dmfs’ is complex, and that is not going to work. Th...

2 years ago | 0

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Unable to fully filter out a tone with a notch filter.
It is not possible to run your code. The filter may be working, however note that it is only order 2. That may be appropria...

2 years ago | 0

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Choosing a suitable fit for the graph
I would choose a different function, perhaps something similar to with appropriate additional parameters. Then use findpeaks t...

2 years ago | 1

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Make Parametric Curves Plot Smoother
I do not see any problems. The issue you are probably dealing with has to do with the finite resolution of your monitor, and the...

2 years ago | 0

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Answered
The results of the plots does not match the actual ones
There may have been a problem converting degrees to radian measure, however that is not required in MATLAB. Use trigonometric f...

2 years ago | 1

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Scatter plot and linear regression
It would help to have your data and a description of what you want to plot and regress against what else. Then, use the lslin...

2 years ago | 0