Table 8

Averaged % improvement in the groups of verification metrics if the ensemble median prediction is used instead of deterministic forecast

% Improvementa
2009
2007
Goodness-of-fit 28% 4% 18% 12%
Accuracy 16% 8% 12% 7%
Reliability 7% −13% 0% −4%
Discrimination 6% −26% 1% −12%
% Improvementa
2009
2007