LightJason - AgentSpeak(L++)
CSigmoid.java
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23 
24 package org.lightjason.agentspeak.action.builtin.math;
25 
33 
34 import javax.annotation.Nonnegative;
35 import javax.annotation.Nonnull;
36 import java.util.List;
37 import java.util.function.Function;
38 
39 
51 public final class CSigmoid extends IBuiltinAction
52 {
56  private static final long serialVersionUID = 3824593010060693544L;
57 
58  @Nonnegative
59  @Override
60  public final int minimalArgumentNumber()
61  {
62  return 3;
63  }
64 
65  @Nonnull
66  @Override
67  public final IFuzzyValue<Boolean> execute( final boolean p_parallel, @Nonnull final IContext p_context,
68  @Nonnull final List<ITerm> p_argument, @Nonnull final List<ITerm> p_return )
69  {
70  final Function<Double, Double> l_sigmoid = i -> p_argument.get( 0 ).<Number>raw().doubleValue()
71  / ( p_argument.get( 1 ).<Number>raw().doubleValue()
72  + Math.exp( -p_argument.get( 2 ).<Number>raw().doubleValue() * i )
73  );
74 
75  CCommon.flatten( p_argument )
76  .skip( 2 )
77  .map( ITerm::<Number>raw )
78  .mapToDouble( Number::doubleValue )
79  .boxed()
80  .map( l_sigmoid )
81  .map( CRawTerm::from )
82  .forEach( p_return::add );
83 
84  return CFuzzyValue.from( true );
85  }
86 
87 }
base class of build-in actions for setting name by package/classname (without prefix character) ...
final IFuzzyValue< Boolean > execute(final boolean p_parallel, @Nonnull final IContext p_context, @Nonnull final List< ITerm > p_argument, @Nonnull final List< ITerm > p_return)
defines a plan-body operation
Definition: CSigmoid.java:67
static< N > IFuzzyValue< N > from( @Nonnull final N p_value)
factory
common structure for execution definition
action for calculating a parameterized sigmoid function.
Definition: CSigmoid.java:51
execution context with local data
Definition: IContext.java:42
static Stream< ITerm > flatten( @Nonnull final Collection<? extends ITerm > p_terms)
flat term-in-term collection into a straight term list
final int minimalArgumentNumber()
minimum number of arguments
Definition: CSigmoid.java:60
result for an immutable fuzzy value
static< N > CRawTerm< N > from(final N p_value)
factory for a raw term
Definition: CRawTerm.java:104
term structure for simple datatypes
Definition: CRawTerm.java:45