Calibration and Validation tips

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Somsubhra chattopadhyay

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Nov 6, 2011, 8:47:56 AM11/6/11
to ArcSWAT
Hi SWAT users

I have ran my model successfully and was wondering if I could get some
tips on the next steps i.e calibration and validation. Is it better to
go for a manual calibration or the AUTOcalibration is sufficient
enough. I would appreciate if someone suggest me something.


Thanks and regards
Somsubhra Chattopadhyay

Jim Almendinger

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Nov 7, 2011, 6:16:59 PM11/7/11
to Somsubhra chattopadhyay, ArcSWAT
I would always recommend some manual calibration beforehand, to learn a bit about how the model works and to get you closer to an acceptable parameter set.  Autocalibration without some manual calibration is dangerous, in that it could converge on an inappropriate parameters set. 
There is a pretty good chapter on calibration in the swat2009 documentation, &/or look for swat calibration tips on the swat web page.
-- Jim


From: "Somsubhra chattopadhyay" <som.ag...@gmail.com>
To: "ArcSWAT" <arc...@googlegroups.com>
Sent: Sunday, November 6, 2011 7:47:56 AM
Subject: [ArcSWAT:3795] Calibration and Validation tips
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--
Dr. James E. Almendinger
St. Croix Watershed Research Station
Science Museum of Minnesota
16910 152nd St N
Marine on St. Croix, MN  55047
tel: 651-433-5953 ext 19


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