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CPC Verifications

Forecast 199807

 

Verification Type: categorical precipitation
Tool/Product: monthly Canonical Corr. Analysis Precip
Region: conus
Averaging Period: 1 month

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
0
0
0
0
0
0
0
0
3
1
4
0
3
1
4

contingency table
fcst
obs
0
0
0
0
16
16
26
58
0
3
1
4
16
19
27
62

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
0
75
25
100
0
75
25
100

% contingency table
fcst
obs
0
0
0
0
26
26
42
94
0
5
2
6
26
31
44
100

hitrate: 0.250 hitrate: 0.274
bias ratio (>1 overfcst):
-- 0.00 4.00
bias ratio (>1 overfcst):
0.00 3.05 0.15
Heidke skill score: -0.125 Heidke skill score: -0.089
true Heidke skill score: 0.000 true Heidke skill score: -0.059
Kuipers skill score: -0.125 Kuipers skill score: -0.089
true Kuipers skill score: 0.000 true Kuipers skill score: -0.062
threat score:
0.000 0.000 0.250
threat score:
0.000 0.262 0.033
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 -0.041 -0.026
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 0.842 0.037
false alarm rate (FAR):
0.000 0.000 0.750
false alarm rate (FAR):
0.000 0.724 0.750
samples: 4 out of 62 samples: 62 out of 62
%coverage: 6.45 %coverage: 100.00