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CPC Verifications

Forecast 200212-200302

 

Verification Type: categorical precipitation
Tool/Product: seasonal Canonical Corr. Analysis Precip 7.5 mo lead
Region: conus
Averaging Period: 1 season

cat 4 ignored
cat 4 used

contingency table
fcst
obs
0
1
0
1
0
0
1
1
1
0
1
2
1
1
2
4

contingency table
fcst
obs
0
1
0
1
25
23
13
61
1
0
1
2
26
24
14
64

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

% contingency table
fcst
obs
0
2
0
2
39
36
20
95
2
0
2
3
41
38
22
100

hitrate: 0.250 hitrate: 0.375
bias ratio (>1 overfcst):
1.00 1.00 1.00
bias ratio (>1 overfcst):
0.04 2.54 0.14
Heidke skill score: -0.125 Heidke skill score: 0.062
true Heidke skill score: -0.200 true Heidke skill score: 0.007
Kuipers skill score: -0.125 Kuipers skill score: 0.062
true Kuipers skill score: -0.200 true Kuipers skill score: 0.007
threat score:
0.000 0.000 0.333
threat score:
0.000 0.371 0.067
equitable threat score:
-0.143 -0.143 0.000
equitable threat score:
-0.015 0.003 0.039
probability of detection:
0.000 0.000 0.500
probability of detection:
0.000 0.958 0.071
false alarm rate (FAR):
1.000 1.000 0.500
false alarm rate (FAR):
1.000 0.623 0.500
samples: 4 out of 64 samples: 64 out of 64
%coverage: 6.25 %coverage: 100.00