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Particle swarm optimization: Difference between revisions

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Particle swarm optimization (view source)

Revision as of 06:29, 3 August 2015

1,028 bytes removed ,  8 years ago
→‎{{header|J}}: Use printf for status display
(→‎{{header|J}}: define pso as an adverb)
(→‎{{header|J}}: Use printf for status display)
Line 15:
</p>
=={{header|J}}==
<lang J>pso_initload =: verb define'format/printf'
pso_init =: verb define
'Min Max parameters nParticles' =. y
smoutput'Min: 4%j\nMax: 2 $ 'Min';Min;'Max';Max;'omega%j\nomega, phip, phig: %j\nnParticles: %j\n' printf Min;Max;parameters;'nParticles';nParticles
Range =. Max - Min
nDims =. #Min
Line 32 ⟶ 33:
 
NB. previous state
'iter gbpos gbval Min Max parameters pos vel bpos0 bval' =:. y
 
NB. evaluate
Line 75 ⟶ 76:
 
state =: pso_init _1.5 _3 ; 4 4 ; 0 0.6 0.3; 100
Min: _1.5 _3
 
Max: 4 4
┌─────────────────┬─────────┐
│omegaomega, phip, phig│0phig: 0 0.6 0.3│3▼
│Min │_1.5 _3 │
nParticles: 100
├─────────────────┼─────────┤
│Max │4 4 │
├─────────────────┼─────────┤
▲│omega, phip, phig│0 0.6 0.3│
├─────────────────┼─────────┤
│nParticles │100 │
└─────────────────┴─────────┘
 
state =: (mccormick pso)^:40 state
'Iteration: %j\nGlobalBestPosition: %j\nGlobalBestValue: %j\n' printf 3{. state
smoutput |: 2 3 $ 'Iteration';'GlobalBestPosition';'GlobalBestValue';iter;gbpos;gbval
Iteration: 40
 
GlobalBestPosition: _0.547399 _1.54698
┌──────────────────┬──────────────────┐
GlobalBestValue: _1.91322</lang>
│Iteration │40 │
├──────────────────┼──────────────────┤
│GlobalBestPosition│_0.547599 _1.54788│
├──────────────────┼──────────────────┤
│GlobalBestValue │_1.91322 │
└──────────────────┴──────────────────┘</lang>
 
=={{header|ooRexx}}==
Tikkanz
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