snn
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Name
snn - symmetric nearest neighbour noise reduction
Syntax
snn <inimage> <outimage> [<dx> [<dy>]]
Description
Perform Symmetric Nearest Neighbour filtering
for noise removal. Filter window has size
dx * dy.
dx has default value 3, dy has default value dx.
Restrictions
inimage must have bands with pixel type unsigned byte or
unsigned short.
See also
lit(1), litSnn(1)
Author
Tor Lønnestad, BLAB, Ifi, UiO
Examples
snn mona.img monasnn.img
snn mona.img monasnn.img 5
snn mona.img monasnn.img 5 7
Id
$Id: snn.c,v 1.29 1997/01/10 19:42:14 svein Exp $