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CPC Verifications

Forecast 199710-199712

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 7.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
0
0
0
0
0
0
0
1
0
0
1
1
0
0
1

contingency table
fcst
obs
0
0
0
0
18
17
21
56
1
0
0
1
19
17
21
57

% contingency table
fcst
obs
0
0
0
0
0
0
0
0
100
0
0
100
100
0
0
100

% contingency table
fcst
obs
0
0
0
0
32
30
37
98
2
0
0
2
33
30
37
100

hitrate: 0.000 hitrate: 0.298
bias ratio (>1 overfcst):
0.00 -- --
bias ratio (>1 overfcst):
0.00 3.29 0.05
Heidke skill score: -0.500 Heidke skill score: -0.053
true Heidke skill score: 0.000 true Heidke skill score: -0.002
Kuipers skill score: -0.500 Kuipers skill score: -0.053
true Kuipers skill score: nan true Kuipers skill score: -0.002
threat score:
0.000 0.000 0.000
threat score:
0.000 0.304 0.000
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.008 -0.017
probability of detection:
0.000 0.000 0.000
probability of detection:
0.000 1.000 0.000
false alarm rate (FAR):
0.000 0.000 1.000
false alarm rate (FAR):
0.000 0.696 1.000
samples: 1 out of 57 samples: 57 out of 57
%coverage: 1.75 %coverage: 100.00