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Number of counts in matrix
Use histcounts with unique (or uniquetol) to generate the bins. You will need to add one more bin at the end since the last bin ...

20 jours il y a | 0

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Download of addons & update are blocked by company firewall
I am not 100% certain but I believe Add-Ons Manager and the Update installer need to connect to the same servers as the MathWork...

21 jours il y a | 0

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Parse error at x
If all of the code you posted is in the same file, the line where you define the initial value occurs after the end keyword that...

21 jours il y a | 1

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Generate 3D histogram while capping the height of bars
Rather than trying to make hist3 or histogram2 truncate the bins, consider using zlim to control the limits of the Z axis. x = ...

22 jours il y a | 0

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Drawing polygons from vertex coordinates
See the polyshape function. If you're hoping MATLAB will automatically "figure out" what the polygons should be from your scatt...

22 jours il y a | 1

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I can't run a file
Most often I'd expect to see this if you tried to include either a space in the name of your MATLAB program file (not allowed) o...

23 jours il y a | 1

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Telling numbers and letters apart
You can use the isstrprop function to determine which characters inside a string are letters. S = ["D56788T5434" "E44G5555" "...

23 jours il y a | 0

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For "Characterize Battery Cell for Electric Vehicles" the "copy command" does not lead to the same content as the website example
The version of the example on the website is from the most recent release, which as I type this is release R2024a. You indicated...

24 jours il y a | 1

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Information needed to identify your computer is missing or invalid.
Please contact Customer Service directly using this link for help with setting up a license to run on both the classified and un...

25 jours il y a | 0

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matlab program drawing style
Note the scale of the Y axis in your plot. Around t = 0 and t = 0.033 the value of D must get very small in magnitude, leading t...

25 jours il y a | 0

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When running an exe created from a matlab app, where are the variables stored?
The variables are stored in the memory of the executable. Just like you don't need to allocate space for your web browser to sto...

25 jours il y a | 0

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Perform Calculations on Data in A Table and Create a New Table
I'd likely turn your Time column into a duration array (using the seconds function) then convert your table into a timetable usi...

25 jours il y a | 0

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Parallel computing of "for" loop
Is it the case that the computation of the value for the entity in the second iteration of your loop requires the value of the e...

25 jours il y a | 0

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Not getting the expected size matrix from evaluating a function handle that is equal to zero
I am expecting Z to be zeros matrix of 10x10. But I am getting Z to be a 0 of 1x1. Why? Because that's what you told your fun...

25 jours il y a | 0

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Creating three shaded regions in a loglog plot
If you're using release R2023a or later and you want to create horizontal or vertical regions, consider using the xregion and/or...

26 jours il y a | 1

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In Matlab AppDesigner -> Generation of a Report with a Word Template: Problem with Input Arguments for function 'Document'
The mlreportgen.dom.Document Class is in the mlreportgen.dom namespace. What did you import? import mrlreportgen.dom.*; You ha...

27 jours il y a | 1

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why is not equal
Rather than converting from degrees to radians and then computing the sine of the angle in radians, why not just use the sind fu...

28 jours il y a | 0

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How can I Integrate on an array with respect to another array
To integrate data sets use the trapz or cumtrapz functions. If you had functions to integrate use the integral family of functi...

28 jours il y a | 0

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if-statements for reassigning values
Let's look at the exact text of the error you received. N=randi([-100,100]); if N=[-20,20] N=N*2 else if N>20 N...

environ un mois il y a | 2

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Have the nnd4db command been removed for 2023b
I believe that command was part of an old demo that was removed from Deep Learning Toolbox in release R2023b. Looking back at t...

environ un mois il y a | 0

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ANY and ALL with NaN array
Not a bug. On that documentation page, the description of the A input argument states in part "The any function ignores elements...

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How to create separate data for daylight hours and nighttime hours in MATLAB?
Since the timestep of the model output is in UTC, I have to add 5.30 with the model hours to get the IST (Indian standard time)....

environ un mois il y a | 0

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Dynamic function call using eval
For this case, use the cast function. x = 42; for n = 3:6 bitlength = 2^n; fprintf("Casting %d to int%d.\n", x, bitl...

environ un mois il y a | 0

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Interpolating NaN values in a matrix
interp1 isn't the right tool for this job. I recommend using fillmissing (with the dim input argument if you want to interpolate...

environ un mois il y a | 1

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How to plot quiver vectors of same length and plot streamlines?
For part 1, you probably want to normalize your U and V data (if you assemble them into a matrix, the vecnorm function may be of...

environ un mois il y a | 0

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Field ii ultrasound simulation: Unable to run C compiled binary files (mexw64 extension)
Which operating system are you using? As you can see from the table below: struct2table(mexext('all')) mexw64 is the extension...

environ un mois il y a | 0

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Issue with integrating a function.
There are several problems with this code segment. Off the top of my head I see three serious problems. First, nowhere in the c...

environ un mois il y a | 0

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i need license number i sign in with my account university
If you're trying to use a campus-wide license provided by your university, make sure you have a MathWorks Account using your uni...

environ un mois il y a | 0

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How to verify a function with an input and output throws a warning?
The problem is indeed on this line and in your system_under_test function. Commenting it out so I can run other code later in th...

environ un mois il y a | 1

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Having -1 as part of the result when factoring a polynomial
What happens if you omit that factor when you multiply the rest of the factors together? syms x y P1 = y^6 - x^6 f = factor(P...

environ un mois il y a | 0