0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0 0 10 20 30 40 50 60 70 80 90 100
Mean fault tolerance estimation error
Mea
n lo
ad b
alan
ce e
stim
atio
n er
ror (
sec)
No-entropy Entropy-100% Entropy-90% Entropy-80% Entropy-70% Old-algorithm
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2 0 10 20 30 40 50 60 70
Optimization size
Util
izat
ion
reso
urce
s
Genetic-algorithm
Ant colony-algorithm
Particle swarm-algorithm