CPC Banner
 

CPC Verifications

Forecast 199712-199802

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 10.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
2
0
1
3
0
0
0
0
0
0
4
4
2
0
5
7

contingency table
fcst
obs
2
0
1
3
10
11
29
50
0
0
4
4
12
11
34
57

% contingency table
fcst
obs
29
0
14
43
0
0
0
0
0
0
57
57
29
0
71
100

% contingency table
fcst
obs
4
0
2
5
18
19
51
88
0
0
7
7
21
19
60
100

hitrate: 0.857 hitrate: 0.298
bias ratio (>1 overfcst):
1.50 -- 0.80
bias ratio (>1 overfcst):
0.25 4.55 0.12
Heidke skill score: 0.786 Heidke skill score: -0.053
true Heidke skill score: 0.696 true Heidke skill score: 0.098
Kuipers skill score: 0.786 Kuipers skill score: -0.053
true Kuipers skill score: 0.800 true Kuipers skill score: 0.135
threat score:
0.667 0.000 0.800
threat score:
0.154 0.220 0.118
equitable threat score:
0.533 0.000 0.533
equitable threat score:
0.111 0.033 0.051
probability of detection:
1.000 0.000 0.800
probability of detection:
0.167 1.000 0.118
false alarm rate (FAR):
0.333 0.000 0.000
false alarm rate (FAR):
0.333 0.780 0.000
samples: 7 out of 57 samples: 57 out of 57
%coverage: 12.28 %coverage: 100.00