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CPC Verifications

Forecast 199802

 

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
2
0
4
6
2
0
4
6

contingency table
fcst
obs
0
0
0
0
5
14
32
51
2
0
4
6
7
14
36
57

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
33
0
67
100
33
0
67
100

% contingency table
fcst
obs
0
0
0
0
9
25
56
89
4
0
7
11
12
25
63
100

hitrate: 0.667 hitrate: 0.316
bias ratio (>1 overfcst):
0.00 -- 1.50
bias ratio (>1 overfcst):
0.00 3.64 0.17
Heidke skill score: 0.500 Heidke skill score: -0.026
true Heidke skill score: 0.000 true Heidke skill score: 0.041
Kuipers skill score: 0.500 Kuipers skill score: -0.026
true Kuipers skill score: 0.000 true Kuipers skill score: 0.056
threat score:
0.000 0.000 0.667
threat score:
0.000 0.275 0.105
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.038 0.006
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 1.000 0.111
false alarm rate (FAR):
0.000 0.000 0.333
false alarm rate (FAR):
0.000 0.725 0.333
samples: 6 out of 57 samples: 57 out of 57
%coverage: 10.53 %coverage: 100.00