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CPC Verifications

Forecast 199711

 

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
1
1
0
2
0
1
0
1
1
2
0
3

contingency table
fcst
obs
0
0
0
0
19
19
18
56
0
1
0
1
19
20
18
57

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

% contingency table
fcst
obs
0
0
0
0
33
33
32
98
0
2
0
2
33
35
32
100

hitrate: 0.333 hitrate: 0.333
bias ratio (>1 overfcst):
0.00 1.00 --
bias ratio (>1 overfcst):
0.00 2.80 0.06
Heidke skill score: 0.000 Heidke skill score: 0.000
true Heidke skill score: -0.200 true Heidke skill score: -0.026
Kuipers skill score: 0.000 Kuipers skill score: 0.000
true Kuipers skill score: -0.250 true Kuipers skill score: -0.025
threat score:
0.000 0.333 0.000
threat score:
0.000 0.333 0.000
equitable threat score:
0.000 -0.200 0.000
equitable threat score:
0.000 -0.017 -0.017
probability of detection:
0.000 0.500 0.000
probability of detection:
0.000 0.950 0.000
false alarm rate (FAR):
0.000 0.500 1.000
false alarm rate (FAR):
0.000 0.661 1.000
samples: 3 out of 57 samples: 57 out of 57
%coverage: 5.26 %coverage: 100.00