Message-ID: <CANtt_hy=CiLn0twfeTtJxrRJWOx=kewh_Fh+W4DHnN-afWW7hw@mail.gmail.com>
Date: 2012-02-23T17:43:40Z
From: Robert J. Hijmans
Subject: image processing - find the "sigma" value in a kernel of 3x3 pixel
In-Reply-To: <CAJ6JbR9didnbxTH=pS0QkcZAA=AzfOAiOzoTPyshtg4vvZYo5Q@mail.gmail.com>
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