Library "MatrixScaleDown"
Provides a function to scale down a matrix into a smaller square format were its values are averaged to mantain matrix topology.

method scale_down(mat, size)
  scale a matrix to a new smaller square size.
  Namespace types: matrix<float>
    mat (matrix<float>): Source matrix.
    size (int): New matrix size.
  Returns: New matrix with scaled down size. Source values will be averaged together.
Pine library

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