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CPC Verifications

Forecast 199701

 

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
2
1
3
1
1
1
3
1
3
2
6

contingency table
fcst
obs
0
0
0
0
9
20
25
54
1
1
1
3
10
21
26
57

% contingency table
fcst
obs
0
0
0
0
0
33
17
50
17
17
17
50
17
50
33
100

% contingency table
fcst
obs
0
0
0
0
16
35
44
95
2
2
2
5
18
37
46
100

hitrate: 0.500 hitrate: 0.368
bias ratio (>1 overfcst):
0.00 1.00 1.50
bias ratio (>1 overfcst):
0.00 2.57 0.12
Heidke skill score: 0.250 Heidke skill score: 0.053
true Heidke skill score: 0.143 true Heidke skill score: -0.007
Kuipers skill score: 0.250 Kuipers skill score: 0.053
true Kuipers skill score: 0.136 true Kuipers skill score: -0.007
threat score:
0.000 0.500 0.250
threat score:
0.000 0.364 0.036
equitable threat score:
0.000 0.200 0.000
equitable threat score:
0.000 0.003 -0.014
probability of detection:
0.000 0.667 0.500
probability of detection:
0.000 0.952 0.038
false alarm rate (FAR):
0.000 0.333 0.667
false alarm rate (FAR):
0.000 0.630 0.667
samples: 6 out of 57 samples: 57 out of 57
%coverage: 10.53 %coverage: 100.00