gum::LazyDecider Class Reference

Class to make decision randomlyDoes nothing more than the interface for DecisionStrategy does. More...

#include <agrum/FMDP/SDyna/lazyDecider.h>

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Public Member Functions
Constructor & destructor.
	LazyDecider ()
	Constructor. More...
	~LazyDecider ()
	Destructor. More...
Incremental methods
void	checkState (const Instantiation &newState, Idx actionId)
Initialization
virtual void	initialize (const FMDP< double > *fmdp)
	Initializes the learner. More...

Incremental methods
void	setOptimalStrategy (const MultiDimFunctionGraph< ActionSet, SetTerminalNodePolicy > *optPol)
virtual ActionSet	stateOptimalPolicy (const Instantiation &curState)
const MultiDimFunctionGraph< ActionSet, SetTerminalNodePolicy > *	_optPol
ActionSet	_allActions

Detailed Description

Class to make decision randomly

Does nothing more than the interface for DecisionStrategy does.

Definition at line 46 of file lazyDecider.h.

Constructor & Destructor Documentation

LazyDecider()

gum::LazyDecider::LazyDecider ( )

inline

Constructor.

Definition at line 55 of file lazyDecider.h.

{}

~LazyDecider()

gum::LazyDecider::~LazyDecider ( )

inline

Destructor.

Definition at line 60 of file lazyDecider.h.

{}

Member Function Documentation

checkState()

void gum::LazyDecider::checkState ( const Instantiation &  newState, Idx  actionId  )

inlinevirtual

Implements gum::IDecisionStrategy.

Definition at line 70 of file lazyDecider.h.

{}

initialize()

virtual void gum::IDecisionStrategy::initialize ( const FMDP< double > *  fmdp )

inlinevirtualinherited

Initializes the learner.

Reimplemented in gum::AdaptiveRMaxPlaner, and gum::E_GreedyDecider.

Definition at line 69 of file IDecisionStrategy.h.

References gum::IDecisionStrategy::_allActions, gum::IDecisionStrategy::_optPol, gum::FMDP< GUM_SCALAR >::beginActions(), gum::IDecisionStrategy::checkState(), gum::FMDP< GUM_SCALAR >::endActions(), and gum::ActionSet::size().

Referenced by gum::E_GreedyDecider::initialize(), gum::AdaptiveRMaxPlaner::initialize(), and gum::SDYNA::initialize().

                                                        {
      _optPol = nullptr;
      if (_allActions.size() == 0)
        for (auto actionIter = fmdp->beginActions();
             actionIter != fmdp->endActions();
             ++actionIter)
          _allActions += *actionIter;
    }

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setOptimalStrategy()

void gum::IDecisionStrategy::setOptimalStrategy ( const MultiDimFunctionGraph< ActionSet, SetTerminalNodePolicy > *  optPol )

inlineinherited

Definition at line 87 of file IDecisionStrategy.h.

References gum::IDecisionStrategy::_optPol.

Referenced by gum::SDYNA::makePlanning().

                                                                                {
      _optPol =
         const_cast< MultiDimFunctionGraph< ActionSet, SetTerminalNodePolicy >* >(
            optPol);
    }

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stateOptimalPolicy()

virtual ActionSet gum::IDecisionStrategy::stateOptimalPolicy ( const Instantiation &  curState )

inlinevirtualinherited

Reimplemented in gum::E_GreedyDecider, and gum::RandomDecider.

Definition at line 94 of file IDecisionStrategy.h.

References gum::IDecisionStrategy::_allActions, and gum::IDecisionStrategy::_optPol.

Referenced by gum::E_GreedyDecider::stateOptimalPolicy(), and gum::SDYNA::takeAction().

                                                                        {
      return (_optPol && _optPol->realSize() != 0) ? _optPol->get(curState)
                                                   : _allActions;
    }

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Member Data Documentation

_allActions

ActionSet gum::IDecisionStrategy::_allActions

protectedinherited

Definition at line 104 of file IDecisionStrategy.h.

Referenced by gum::IDecisionStrategy::initialize(), gum::RandomDecider::stateOptimalPolicy(), gum::E_GreedyDecider::stateOptimalPolicy(), and gum::IDecisionStrategy::stateOptimalPolicy().

_optPol

const MultiDimFunctionGraph< ActionSet, SetTerminalNodePolicy >* gum::IDecisionStrategy::_optPol

protectedinherited

Definition at line 101 of file IDecisionStrategy.h.

Referenced by gum::IDecisionStrategy::initialize(), gum::IDecisionStrategy::setOptimalStrategy(), and gum::IDecisionStrategy::stateOptimalPolicy().

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The documentation for this class was generated from the following file:

• agrum/FMDP/decision/lazyDecider.h