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LITSNN

Section: User Commands (1)
Updated: 16 Mar 1998
Index

 

NAME

litSnn - texture measure, combination of lit and snn

 

SYNTAX

litSnn <inimage> <outimage> <dp> [<dx> [<dy>]]

 

DESCRIPTION

Combination of lit - local information transform -and snn - symmetric nearest neighbour. Only thosepixels selected by the snn filter are included inthe counting of pixels within the pixel valueinterval [centerpixel-dp..centerpixel+dp]. Theoutput pixel value is the number of such pixelswithin the window. Uses a rectangular processingwindow of size dx* dy.

dpis the delta pixel value.dxhas default value 3, dyhas default value dx.

 

SEE ALSO

lit(1), snn(1)

 

RESTRICTIONS

inimagemust have bands with pixel type unsigned byte.Even values of dxand dyare increased by one.

 

AUTHOR

Tor Lřnnestad, BLAB, Ifi, UiO

 

EXAMPLES

 snn mona.img monals.img 10
 snn mona.img monals.img 10 5
 snn mona.img monals.img 10 5 7

 

ID

$Id: litSnn.c,v 1.23 1997/01/10 19:42:34 svein Exp $

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Index

NAME

SYNTAX

DESCRIPTION

SEE ALSO

RESTRICTIONS

AUTHOR

EXAMPLES

ID

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