t - Regional Climate Group
t - Regional Climate Group
t - Regional Climate Group
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Statistical downscaling:<br />
Reproduction of variance<br />
• underestimated variance in downscaled data<br />
• two ways of reproduction of variance<br />
– inflation (enhancement of anomalies by a<br />
constant factor)<br />
• physically questionable all forcing comes<br />
from large-scales<br />
– adding noise<br />
• white noise<br />
• regression residuals<br />
• noise with pre-specified statistical<br />
characteristics<br />
Göteborg University http://www.gvc2.gu.se/rcg <strong>Regional</strong> <strong>Climate</strong> <strong>Group</strong><br />
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