Class: EvoSynth::Evolvers::LocalSearch::GreatDelugeAcceptance
- Inherits:
-
Object
- Object
- EvoSynth::Evolvers::LocalSearch::GreatDelugeAcceptance
- Defined in:
- lib/evosynth/evolvers/local_search/acceptance_great_deluge.rb
Overview
AKZEPTANZ-GD (Weicker Page 158)
Constant Summary collapse
- DEFAULT_WATER_LEVEL =
Float::MIN
- DEFAULT_RAIN_SPEED =
1.0
Instance Attribute Summary collapse
-
#rain_speed ⇒ Object
Returns the value of attribute rain_speed.
-
#water ⇒ Object
Returns the value of attribute water.
Instance Method Summary collapse
- #accepts(parent, child, generation) ⇒ Object
-
#initialize(start_water_level = DEFAULT_WATER_LEVEL, rain_speed = DEFAULT_RAIN_SPEED) ⇒ GreatDelugeAcceptance
constructor
A new instance of GreatDelugeAcceptance.
- #to_s ⇒ Object
Constructor Details
#initialize(start_water_level = DEFAULT_WATER_LEVEL, rain_speed = DEFAULT_RAIN_SPEED) ⇒ GreatDelugeAcceptance
Returns a new instance of GreatDelugeAcceptance.
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# File 'lib/evosynth/evolvers/local_search/acceptance_great_deluge.rb', line 38 def initialize(start_water_level = DEFAULT_WATER_LEVEL, rain_speed = DEFAULT_RAIN_SPEED) @water = start_water_level @rain_speed = rain_speed end |
Instance Attribute Details
#rain_speed ⇒ Object
Returns the value of attribute rain_speed.
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# File 'lib/evosynth/evolvers/local_search/acceptance_great_deluge.rb', line 33 def rain_speed @rain_speed end |
#water ⇒ Object
Returns the value of attribute water.
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# File 'lib/evosynth/evolvers/local_search/acceptance_great_deluge.rb', line 33 def water @water end |
Instance Method Details
#accepts(parent, child, generation) ⇒ Object
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# File 'lib/evosynth/evolvers/local_search/acceptance_great_deluge.rb', line 43 def accepts(parent, child, generation) if parent.maximizes? child.fitness > @water + generation * @rain_speed else child.fitness < @water - generation * @rain_speed end end |
#to_s ⇒ Object
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# File 'lib/evosynth/evolvers/local_search/acceptance_great_deluge.rb', line 51 def to_s "Great Deluge Acceptance" end |