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CPC Verifications

Forecast 199507

 

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
1
0
0
1
0
0
0
0
1
1
1
3
2
1
1
4

contingency table
fcst
obs
1
0
0
1
18
16
20
54
1
1
1
3
20
17
21
58

% contingency table
fcst
obs
25
0
0
25
0
0
0
0
25
25
25
75
50
25
25
100

% contingency table
fcst
obs
2
0
0
2
31
28
34
93
2
2
2
5
34
29
36
100

hitrate: 0.500 hitrate: 0.310
bias ratio (>1 overfcst):
0.50 0.00 3.00
bias ratio (>1 overfcst):
0.05 3.18 0.14
Heidke skill score: 0.250 Heidke skill score: -0.034
true Heidke skill score: 0.273 true Heidke skill score: 0.018
Kuipers skill score: 0.250 Kuipers skill score: -0.034
true Kuipers skill score: 0.300 true Kuipers skill score: 0.019
threat score:
0.500 0.000 0.333
threat score:
0.050 0.291 0.043
equitable threat score:
0.333 0.000 0.111
equitable threat score:
0.033 0.004 -0.004
probability of detection:
0.500 0.000 1.000
probability of detection:
0.050 0.941 0.048
false alarm rate (FAR):
0.000 0.000 0.667
false alarm rate (FAR):
0.000 0.704 0.667
samples: 4 out of 58 samples: 58 out of 58
%coverage: 6.90 %coverage: 100.00