CPC Banner
 

CPC Verifications

Forecast 199803-199805

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 0.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
1
0
0
1
0
0
1
1
0
0
1
1
1
0
2
3

contingency table
fcst
obs
1
0
0
1
10
18
27
55
0
0
1
1
11
18
28
57

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

% contingency table
fcst
obs
2
0
0
2
18
32
47
96
0
0
2
2
19
32
49
100

hitrate: 0.667 hitrate: 0.351
bias ratio (>1 overfcst):
1.00 -- 0.50
bias ratio (>1 overfcst):
0.09 3.06 0.04
Heidke skill score: 0.500 Heidke skill score: 0.026
true Heidke skill score: 0.500 true Heidke skill score: 0.050
Kuipers skill score: 0.500 Kuipers skill score: 0.026
true Kuipers skill score: 0.750 true Kuipers skill score: 0.055
threat score:
1.000 0.000 0.500
threat score:
0.091 0.327 0.036
equitable threat score:
1.000 0.000 0.250
equitable threat score:
0.075 0.017 0.018
probability of detection:
1.000 0.000 0.500
probability of detection:
0.091 1.000 0.036
false alarm rate (FAR):
0.000 1.000 0.000
false alarm rate (FAR):
0.000 0.673 0.000
samples: 3 out of 57 samples: 57 out of 57
%coverage: 5.26 %coverage: 100.00