Answered
Findings experimental values closest to the setpoint value
IIf I understand correctly what you want to do, the objective is to find the minimum between the ‘Setpoint_Angle’ and ‘Compu1_An...

1 year ago | 0

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Answered
plotting 2d graphs with decimals
There appear to be two problems. First, you are plotting tables. You have to plot the variables from the tables instead. Se...

1 year ago | 0

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Adjusting table columns by a grouped value
One optiopn is to sue findgroups and then accumarray to create the different tables. They need to be separate since they are d...

1 year ago | 0

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Answered
Resolving array indices must be positive integers or logical values error?
If you just want the string data after the slant, some optionos are — pwd = 'C:\testsamples' LastString = extractAfter(pwd, '...

1 year ago | 0

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Plot contours from counts of a scatter plot
Perhaps something like this — x = linspace(0.65 , 0.8, 100); y = 0.25*randn(size(x))+12; figure scatter(x, y, 'filled') ...

1 year ago | 0

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Automatically select the right number of bins (or combine the bins) for the expected frequencies in crosstab, in order to guarantee at least 5 elements per bin
One option for small samples is to use the fishertest function.

1 year ago | 1

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Separate data to plot as multiple lines
I don’t completely understand what you want to do, however I refer you to findgroups and splitapply to start with. There are ot...

1 year ago | 0

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Answered
plot magnitude data at location (x,y,z)
@Jorge — Try this — LD = load('data') x = LD.data(:,1); y = LD.data(:,2); z = LD.data(:,3); c = LD.data(:,4); figure ...

1 year ago | 0

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Answered
Getting error message when running Runge Kutta solution...
I’m not certain what you’re modeling. First, using norm to return a scalar solves the first problem of the differential equaton...

1 year ago | 0

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Attempting to fit data with a sigmoid curve, but not an option in curvefitter toolbox
Perhaps something like this — s = fittype('a/(1+exp(-b*(x-c)))', 'Coefficients',{'a','b','c'}, 'Independent','x', 'Dependent',...

1 year ago | 0

Answered
Difference between local time and "created_at
To illustratte — TZ = timezones("Europe"); disp(TZ) MessageTime = datetime("2024-08-21T16:54:31Z", 'InputFormat','yyyy-MM-dd...

1 year ago | 0

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Can anyone help me for knowing the options of genetic algorithm?
To list them all — opts = optimoptions(@ga) Change the ones you need to change. This is a structure, so to display 'Functi...

1 year ago | 0

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Having issues installing Imaging Processing Toolbox
Contact Support

1 year ago | 0

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How to filter out the noisy portion of contourf plot?
By inspection, the longest part of the contour is likely the one you want to keep. It is relatively straightforward to find thi...

1 year ago | 0

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Answered
I need help for optimization using Ga
Perhaps something like this — figure imshow(imread('Messenger_crea...ef71aba6.jpeg')) x = [1 2.5 10:10:100]; simulated = ...

1 year ago | 0

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Find the ratio or difference spectra as time progresses
If the spectra are vectors and have a relatively flat baseline (I am not certain what your spectra are, since they can be mass s...

1 year ago | 1

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Answered
How to calculate HF/LF from ECG data
I have no idea what you want, since you did not define either ‘LF’ or ‘HF’. Try this — % Txt = fileread('ecg.demo.txt') T1...

1 year ago | 1

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Is Wilcoxon test appropiate for the comparison of large, independent, nonnormal datasets?
Since we’re likely discussing the lognormally distributed data you previously described, and since this is an unpaired comparisi...

1 year ago | 1

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Answered
How to fit power-law to each column of data arranged in a table?
It might be best to put all the parameters in a single table, and for that matter, put everything in a single table. Since yo...

1 year ago | 1

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Answered
Draw a line between a point, which has non-normalised coordinates, and a legend, which has a normalised position
I wrote my osn set of utility functions for my own use for these sorts of problems. The approach I use here is to find the norm...

1 year ago | 1

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Answered
Fill color inside stair.
The stairs plots are relatively straightforward to work with, however it is necessary to get their outputs in order to plot the...

1 year ago | 2

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Answered
To RESHAPE number of elements must not change
An alternative to reshape that you may want to use instead is the Signal Processing Toolbox buffer function. With a vector inpu...

1 year ago | 0

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How to datasample exponential data without losing the exponential decay?
Your data are not exponentially distributed, however they are convincingly lognormally distributed. They do not have a corres...

1 year ago | 2

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Answered
How i get a graph that i attached here with this matlab code?
One problem is that ‘term4’ and therefore ‘u2’ and ‘u’ should be functions of ‘phi’ and they are not originally. However chang...

1 year ago | 0

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How To Create a Space Between Edge of a Plot and The Y-axis LineTick?
No data,m so I can’t run your code. That aside, try this — x = 0:0.1:10; y = randn(size(x)); figure plot(x,y) grid ...

1 year ago | 0

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Plotting multiple datasets on one plot
I have no idea what your data are. The red plots are plotted last, so if the values are similar, it is likely that they are ...

1 year ago | 0

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Answered
how to put a bar above a letter in MATLAB equation?
You have to specify 'Interpreter','latex' as well. text(0.5,0.5,'$\bar{x}$', 'Interpreter','latex', 'FontSize',20) .

1 year ago | 0

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Add a title to a group of 4 subplots centred at the top
Use the sgtitle function (introduced in R2018b). It works with subplot and tiledlayout figures.

1 year ago | 0

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hi, find the value of x theoretically?
The symbolic approach will not work, however I left the symbolic code in (commented out) in case you want to experiment with it....

1 year ago | 0

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How to fit kinetic model to estimate kinetic parameter from experimental data
I got this to run (there were a number of coding errors, most of which I corrected). However it takes too long to run here, so ...

1 year ago | 1

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