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How to smoothly interpolate signal data using another datasets timestepping
Yes. If you have the Signal Processing Toolbox, use the resample function. You can define the sampling frequency of the resamp...

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EEG data preprocessing and filtering.
It seems to me that one or both filters are not designed correctly. The filtered result does not appear to be similar to the in...

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My scatter plot points aren't showing up on my main line plot.
Perhaps something like this — [s2max,s2idx] = max(s2); [s3max,s3idx] = max(s3); figure hold on scatter(t(s2idx),s2max,'o...

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Can not calculate coefficient Accurately
Only request the coefficients of ‘X2’ and then divide ‘EQ_01(2)’ by ‘X1’ — syms X1 X2 Disp = X1*(4*X2 - 4*X1 + 1) [EQ_01, T...

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Is there any example of Range-Speed Response Pattern in MATLAB or how can i crate one?
See the Phased Array System Toolbox documentation section on Range and Doppler Estimation and then choose the appropriate sectio...

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Extracting certain set of points from a 3D plot
I would use the contour function for this. Example — [X,Y] = ndgrid(-3:0.1:3); f = @(x,y) exp(-(x.^2+y.^2*3)*0.75); Z = ...

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Reduce the number of peaks from findpeaks command?
The findpeaks function has a number of name-value pair arguments that you can use. The two I use most often are 'MinPeakPromine...

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See if datetime is within range
I do not entirely understand what you want to do. One approach — D1 = {'3/25/2024 15:01:15' 1 '3/25/2024 15:01:31' 2...

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how to use multiple '%c' on each variable ?
Add ‘VariantFy’ as an argument to the function as ‘L28’ (or whatever you choose to call it): function writefile(C,L28) and ...

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Problem while attaining the coefficent of variable
You need to specify more terms in your coeffs call. The problem is that then the polynomial separates into two separate polynom...

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histogram on data graph
One option (if your data were a scatter plot) would be the scatterhist or scatterhistogram functions. Otherwise, perhaps some...

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Add a bar above a character in axis labels
Try this — figure ylabel('$\bar{c}$', 'Interpreter','latex') .

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'readtable' in 2023 version error （This issue did not occur in 2018）
I do not understand ‘2023b the array only has many 3’, however I believe that the shortened table display in the last few releas...

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Removing instantaneous jumps (outliers) from a time series data set
There are several functions to detect and remove outliers, depending on how you want to define them and deal with them. Here ...

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Rate of Force Development for Isometric Mid-Thigh Pull
The denominator is a vector, so you need to use element-wise division (./) instead of matrix division (/) — rRFD = (r_Peak - r...

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Substitution of symbols in equation after their values are being calculated
Try this — syms yApprox(X1) a0 a1 a2 a3 a4 a5 a6 syms a2 a3 a4 a5 a6 EQ_01=a2 +9*a3 + 72*a4 + 540*a5 + 3888*a6 == -121/36000...

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How to create separate data for daylight hours and nighttime hours in MATLAB?
It would be best to begin by importing your data to a table using the readtable function. The date and time values (whatever th...

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How to Extracting Only Surface Coordinates from a 3D STL File in MATLAB?
See if the trisurf function does what you want — Uz = unzip('22G teardrop COMSOL.zip'); filename = Uz{:}; [TR,fileformat,att...

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Facing Problem while solving Linear Equations simultaneously
The only correction required to get this to run is to add the syms declaration — syms a2 a3 a4 a5 a6 EQ_01=a2 +9*a3 + 72*a...

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Seeking Guidance on Electrophysiology Data Analysis: Data Smoothing, Baseline Adjustment, and Graph Overlay
There are probably several ways to do what you want, depending on what that is. To remove a wandering or non-zero baseline, o...

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How to obtain the standard deviation of the fitting parameters?
The most meaningful measure of the parameters is the confidence interval. You could possibly recover some information from the ...

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What is the best way of calculating the path length of a freely moving tracked animal.
What you probably want is a line integral. This integrates the hypotenuse of simultaneously varying elements along a level path...

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Converting xlsx files to frequency domains using the fft algorithm
Try this — T1 = readtable('120mm.xlsx') VN = T1.Properties.VariableNames([1 4:end]); t = T1{:,1}; s = T1{:,4:end}; Ts = ...

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creating a plot of one cycle from multipel cycles
This is called an ‘ensemble average’. One approach to it (I have posted several times on these problems) is in Combining repeti...

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I am trying to solve a system of three differential equations simultaneously
It ‘sort of’ has an analytic solution (if you want to let it run for a while, and then can make sense of that result), however i...

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Solving a system of differential equations with a variable stored in an array
The value does not cause the curves to vary much. There may be other problems with your initial conditions for the outbreaks ...

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HD-sEMG data segmentation
Use the Signal Processing Toolbox buffer function on each column individually. The number of samples to use as the second arg...

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How to set as preferences radiant instead of degrees?
Functions have their own defined preferences. For example polarplot, sin, cos, tan, and most others require radian angle argume...

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italicize only a part of the legend
Use \it to begin it an \rm to end it. If you are doing that in an sprintf call, use \\it and \\rm respectively. text(0.4, 0...

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import data from csv file with same format of stored data in file
The data are imported and stored with their original precision. They are just displayed with 4 digits to the right of the decim...

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