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CPC Verifications

Forecast 199712-199802

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 9.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

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

contingency table
fcst
obs
1
0
0
1
11
11
31
53
0
0
3
3
12
11
34
57

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

% contingency table
fcst
obs
2
0
0
2
19
19
54
93
0
0
5
5
21
19
60
100

hitrate: 1.000 hitrate: 0.263
bias ratio (>1 overfcst):
1.00 -- 1.00
bias ratio (>1 overfcst):
0.08 4.82 0.09
Heidke skill score: 1.000 Heidke skill score: -0.105
true Heidke skill score: 1.000 true Heidke skill score: 0.062
Kuipers skill score: 1.000 Kuipers skill score: -0.105
true Kuipers skill score: 1.000 true Kuipers skill score: 0.086
threat score:
1.000 0.000 1.000
threat score:
0.083 0.208 0.088
equitable threat score:
1.000 0.000 1.000
equitable threat score:
0.067 0.018 0.038
probability of detection:
1.000 0.000 1.000
probability of detection:
0.083 1.000 0.088
false alarm rate (FAR):
0.000 0.000 0.000
false alarm rate (FAR):
0.000 0.792 0.000
samples: 4 out of 57 samples: 57 out of 57
%coverage: 7.02 %coverage: 100.00