A thresholded array is an array which has had a threshold applied to it. It
has an attribute thresh which is the threshold that was applied which can
be a number or an object of class th.
Usage
threshed_arr(arr, thresh)
Value
An object of class threshed_arr.
Arguments
arr
The thresholded array (not the original array).
thresh
The threshold that was used. Either a number or an object of
class th.
Details
The term 'array' is used loosely here in that vectors and matrices qualify as
arrays.