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CPC Verifications

Forecast 199903

 

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
8
0
4
12
8
0
4
12

contingency table
fcst
obs
0
0
0
0
22
18
12
52
8
0
4
12
30
18
16
64

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

% contingency table
fcst
obs
0
0
0
0
34
28
19
81
13
0
6
19
47
28
25
100

hitrate: 0.333 hitrate: 0.344
bias ratio (>1 overfcst):
0.00 -- 3.00
bias ratio (>1 overfcst):
0.00 2.89 0.75
Heidke skill score: 0.000 Heidke skill score: 0.016
true Heidke skill score: 0.000 true Heidke skill score: 0.094
Kuipers skill score: 0.000 Kuipers skill score: 0.016
true Kuipers skill score: 0.000 true Kuipers skill score: 0.107
threat score:
0.000 0.000 0.333
threat score:
0.000 0.346 0.167
equitable threat score:
0.000 0.000 0.000
equitable threat score:
0.000 0.090 0.048
probability of detection:
0.000 0.000 1.000
probability of detection:
0.000 1.000 0.250
false alarm rate (FAR):
0.000 0.000 0.667
false alarm rate (FAR):
0.000 0.654 0.667
samples: 12 out of 64 samples: 64 out of 64
%coverage: 18.75 %coverage: 100.00