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Problems with integration using functions
With this slight change: expecX_xbasis = integral(@(x)psitimesX(x),-inf, inf,'ArrayValued',true) I was able to get it to work...

約2年前 | 0

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I need help with fixing my filtering for EMG signals
You are filtering your signals twice — once wiith the movmean call and once with thte butter call. It would likely be best to f...

約2年前 | 1

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Odd behavior using datetime
If there are more than one value that you want to convert, perhaps something like this — date = [4072016 12072016]; sdate = c...

約2年前 | 0

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Error in ode45: issue with length of initial conditions vector
The ‘u’ function is either not being called correctly or not written correctly. In any event, it is miissing in the posted code...

約2年前 | 0

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How do I convert table data to double to manipulate them?
There are several ways you can convert or extract table data to an array. You can use dot notation or curly brace indexing, as...

約2年前 | 21

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How to interpolate data with different sample times
‘These structures have a field for time (in datenum format) and a field for value (lets say units of Watts)’ I would create t...

約2年前 | 0

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Intro to matlab lab and I have no idea how this works
Both questions seem to me to involve element-wise operations. See the documentation section on Array vs. Matrix Operations for...

約2年前 | 0

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How to get the values of the XAxis Minor Ticks (of an inset plot)
Assign the output to a variable — % create a plot x1 = linspace(0,1000); y1 = sin(2*pi*x1); plot(x1,y1) set(gca,'Fontsize'...

約2年前 | 1

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How can I draw a frame around the inset plot?
Use an annotation object — x1 = linspace(0,1); x2 = linspace(3/4,1); y1 = sin(2*pi*x1); y2 = sin(2*pi*x2); figure(1) ...

約2年前 | 1

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Can gamultiobj skip over instances where the function cannot solve?
II am not certain about gamultiobj because I have very limited experience with it. However ti has been my experience when using...

約2年前 | 0

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How to run a code (in series) in different folders?
Probably the easiest way would be to create ‘S4’ as a function and go from there. Example — pwd A = randi(10, 5) writemat...

約2年前 | 0

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I need to innovatively produce a 140x8 matrix filled with random grades from 140 students
OPne approach is to use logiical indexing — StuGra=[60 70 80 90;50 40 30 20;20 20 20 90;10 90 10 90] Lm = StuGra < 50 ...

約2年前 | 0

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Can plot markers be specified in an array?
Both of those are possible (with the correct referencing), however I usually use a character array. Try this — marker = 'ox...

約2年前 | 1

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How to locate an entire column based on one value?
The way the median is calculated may not exactly match any of the values in the matrix. The solutiion to that problem is to u...

約2年前 | 0

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FILTER BIG DATA SET
Your qquestion is a bit ambiguous. If you want to match thee elements of the data you posted to elements of your matrix, one ...

約2年前 | 1

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Include rows containing specific value
the value you are searching for. 0.456, may not be the exact value. Use ismembertol instead of find to search for values with...

約2年前 | 1

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Need help to removing motion (breathing?) artifact from ECG signal
There does not appear to be much noise at all, however the small baseline variation and high-frequency noise can be eliminated w...

約2年前 | 0

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How to remove black frame around the legend?
Add: legend('boxoff') after creatiing the plot. See Legend Properties for more legend options.

約2年前 | 0

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Compute the conditional variance σ2 t for each series
The garch function may be helpful, with See Also for more options and functions.

約2年前 | 0

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What is the difference between + and .+ explain with example. Suppose i am adding two matrices which is best and what are their roles.
Theree is no ‘.+’ (or ‘.-’) operator. (Using them would throw an error.) The dot operator with multiplication (‘.*’), division...

約2年前 | 0

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Random area of no data
I do not have your data, and I am not certain what ‘randomly’ implies.. Consider usinig the fillmissing function if the data cr...

約2年前 | 0

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unknown parameters in Radon transform example
Considering the complete example — I = fitsread("solarspectra.fts"); I = rescale(I); figure imshow(I) title("Original Im...

約2年前 | 0

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I want to install an MATLAB 2024 Update 6 but it is only showing Update 2 do I have to reinstall?
You should have gotten an update notice (a red dot will appear next to the bell icon in the upper right corner of the MATLAB hom...

約2年前 | 0

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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...

約2年前 | 0

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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...

約2年前 | 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...

約2年前 | 0

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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, '...

約2年前 | 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') ...

約2年前 | 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.

約2年前 | 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...

約2年前 | 0

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