Seismic risk analysis using Bayesian belief networks - Seismic Risk Analysis and Management of Civil Infrastructure Systems - page 184

Table 7.4 The classifi cation results for liquefaction

Correctly
classifi ed
instances

Incorrectly
classifi ed
instances

Mean
absolute
error

Root mean
squared
error

Relative
absolute
error

Root relative
squared
error

Search
algorithm

Kappa
statistic

K2 135

(79.41%)

35
(20.59%)

0.5555 0.2299 0.3772 48.35% 77.37%

Hill climbing 141

(82.94%)

29
(17.06%)

0.6253 0.2289 0.3604 48.13% 73.92%

TAN 137

(80.59%)

33
(19.41%)

0.5785 0.2415 0.3888 50.79% 79.74%

Tabu search 137

(80.59%)

33
(19.41%)

0.5736 0.2656 0.3690 55.85% 75.68%

Fixed-structure
result

141
(82.94%)

29
(17.06%)

0.6296 0.2225 0.3549 46.79% 72.80%

Bold type represents 'best' method.