BUILT-IN WOLFRAM LANGUAGE SYMBOL

Upsample

Upsample[array,n]
returns an upsampled version of the array by inserting zeros between array elements.

Upsample[array,n,offset]
shifts array so that its first element moves to the position offset in the resulting array.

Upsample[array,n,offset,val]
inserts elements of value val between array elements.

DetailsDetails

  • In Upsample[array,n,offset], the offset has to be an integer between and n.
  • In Upsample[array,], array can be an array of any rank.
  • Upsample[array,{n1,n2,}] inserts zeros between elements in the i^(th) dimension.
  • Upsample[array,n] is equivalent to Upsample[array,n,1].

ExamplesExamplesopen allclose all

Basic Examples  (4)Basic Examples  (4)

Upsample a list by a factor of 3:

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Use an offset:

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Specify the value to be inserted:

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Upsample a 2D array:

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Use a different upsampling factor in each dimension:

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Upsample a symbolic array:

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Introduced in 2012
(9.0)