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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...

1 month ago | 0

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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...

1 month ago | 0

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

1 month ago | 1

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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...

1 month ago | 0

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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 ...

1 month ago | 0

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Answered
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...

1 month ago | 0

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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...

1 month ago | 0

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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...

1 month ago | 0

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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...

1 month ago | 0

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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...

1 month ago | 0

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Answered
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...

1 month ago | 0

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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 ...

1 month ago | 0

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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...

1 month ago | 0

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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 = ...

1 month ago | 2

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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...

1 month ago | 0

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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...

1 month ago | 0

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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 ...

1 month ago | 0

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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...

1 month ago | 0

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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...

1 month ago | 0

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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...

1 month ago | 1

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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...

1 month ago | 0

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How to exported formatted text and create files in array with specified variables ?
There are several ways to do this — VariantModel = compose('%c', 'A':'E') files = sprintf('''Model%c.$2k'' (or it may be .txt...

1 month ago | 0

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Issue with legend colours in scatter plots with tranparency set 'ON'
The legend function has at least two other undocumented outputs (those are all that I experimented with, anyway), that can chang...

1 month ago | 0

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How to add two different surface curves in a single plot?
Try this — ‘I want to add another surface to the same plot for the same data which is at z=1 and parallel to x- and y-axis.’ ...

1 month ago | 0

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connecting each data points in a bar graph with an error bar
Sure! The easiest way is probably to return the handles of the errorbar calls to get the ‘XData’, ‘YData’, ‘’YPOsitiveDelta’,...

1 month ago | 0

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Average data points of different X,Y range
You have too interpolate all the curves to a single common independent variable. Then you can average them. x1 = sort(rand(...

1 month ago | 0

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How to achieve symbolic numerical integration
Without knowing more about ‘chi’ and the characteristics of its integrated result, one option (especially if the integration lim...

1 month ago | 0

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High Frequency Noise baseline filter
Your data have broadband noise, so as might be expected, a frequency-selective filter is going to have very little effect. Prob...

1 month ago | 1

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How to interface symbolic solutions with numeric ode solvers
With an initially symbolic set of differential equations, the symbolic versions should not be part of a numerical integration. ...

1 month ago | 0

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How do I obtain the area of each contour on a contour3 plot?
I wrote some utility routines to get information from contour plots a while ago, and tweaked them for this project. The ap[proa...

1 month ago | 0

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