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CPC Verifications

Forecast 199702

 

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
3
1
0
4
3
1
0
4

contingency table
fcst
obs
0
0
0
0
21
17
15
53
3
1
0
4
24
18
15
57

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

% contingency table
fcst
obs
0
0
0
0
37
30
26
93
5
2
0
7
42
32
26
100

hitrate: 0.000 hitrate: 0.298
bias ratio (>1 overfcst):
0.00 0.00 --
bias ratio (>1 overfcst):
0.00 2.94 0.27
Heidke skill score: -0.500 Heidke skill score: -0.053
true Heidke skill score: 0.000 true Heidke skill score: -0.020
Kuipers skill score: -0.500 Kuipers skill score: -0.053
true Kuipers skill score: 0.000 true Kuipers skill score: -0.021
threat score:
0.000 0.000 0.000
threat score:
0.000 0.315 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.007 -0.059
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 0.944 0.000
false alarm rate (FAR):
0.000 0.000 1.000
false alarm rate (FAR):
0.000 0.679 1.000
samples: 4 out of 57 samples: 57 out of 57
%coverage: 7.02 %coverage: 100.00