Questions tagged [undocumented]

Questions on undocumented functionality of Mathematica. Note that such functions might be subject to change without notice in future versions.

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Does Graphics`Mesh`SimplePolygonQ[] work for you?

Graphics`Mesh`SimplePolygonQ is an undocumented function. I'm using Mathematica 7, and when I try: ...
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How to make my custom neural layer only apply noise during training (similar to how DropoutLayer behaves)?

Utilizing some undocumented Mathematica functionality, I implemented it like this: ...
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67 views

Evaluating Internal`$VideoEncodings gives a strange message

When calling Internal`$VideoEncodings to check available video codecs on my pc, Mathematica_11.3 gives a message: ...
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42 views

Second argument Run[]

Run officially takes only one argument. I encountered code with Run[command, "Text"], is this a mistake or is the second argument meaningful? If so what does it do? ...
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31 views

Method option of function MatrixRank

By running ??MatrixRank, I see that it has an optional argument named Method. However, this argument is not in the ...
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93 views

Implementing jacknife method

I need to use a jacknife method in order to find the standard deviation of my data. Howvere, I realise there's no built-in fuction (or maybe I couldn't find it), not even a general bootstrap method. ...