August 2020
Intermediate to advanced
362 pages
12h 58m
English
Content preview from Swarm Intelligence Algorithms
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152 Elephant Herding Optimization
Male elephats
Matriarch
elephants
Clan 1
Clan 2
Clan c
FIGURE 12.1
Elephant herd moving in clans.
to determine the influence of the matriarch on an individual elephant of clan
c. p
best
is the position of the leader elephant of the clan that holds the best
fitness achieved so far. r[0, 1] is the uniform distribution.
The position of matriarch elephants, i.e., p
t
jc
= p
best
is updated as
p
t+1
jc
= β × p
center,c
(12.2)
where, p
center,c
represents the central position of clan c, and β[0, 1] is the
scaling factor influenced by p
center,c
. The matriarch makes use of β to update
its own position by ensuring the security of that clan. The ...
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