<agrum/FMDP/decision/statisticalLazyDecider.h> More...

#include <statisticalLazyDecider.h>

Inheritance diagram for gum::StatisticalLazyDecider:

Collaboration diagram for gum::StatisticalLazyDecider:

Public Member Functions
Constructor & destructor.
	StatisticalLazyDecider ()
	Constructor. More...

	~StatisticalLazyDecider ()
	Destructor. More...

Initialization
virtual void	initialize (const FMDP< double > *fmdp)
	Initializes the learner. More...

Incremental methods
StatesCounter	_counter_

bool	_initialized_

void	checkState (const Instantiation &newState, Idx actionId=0)

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 no decision at all yet performing statistic on visited states. Actions are randomly chosen among all actions available

Does nothing more for decison making But count how many times every visited states have been visited

Definition at line 53 of file statisticalLazyDecider.h.

Constructor & Destructor Documentation

◆ StatisticalLazyDecider()

gum::StatisticalLazyDecider::StatisticalLazyDecider ( )

inline

Constructor.

Definition at line 62 of file statisticalLazyDecider.h.

References _initialized_.

                              : _counter_(), _initialized_(false) {
       GUM_CONSTRUCTOR(StatisticalLazyDecider);
     }

◆ ~StatisticalLazyDecider()

gum::StatisticalLazyDecider::~StatisticalLazyDecider ( )

inline

Destructor.

Definition at line 69 of file statisticalLazyDecider.h.

                               {
       GUM_DESTRUCTOR(StatisticalLazyDecider);
       ;
     }

Member Function Documentation

◆ checkState()

void gum::StatisticalLazyDecider::checkState	(	const Instantiation &	newState,
		Idx	actionId = `0`
	)

inlinevirtual

Implements gum::IDecisionStrategy.

Definition at line 82 of file statisticalLazyDecider.h.

References _initialized_.

                                                                      {
       if (!_initialized_) {
         _counter_.reset(newState);
         _initialized_ = true;
       } else
         _counter_.incState(newState);
     }

◆ 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 72 of file IDecisionStrategy.h.

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

◆ setOptimalStrategy()

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

inlineinherited

Definition at line 89 of file IDecisionStrategy.h.

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

◆ stateOptimalPolicy()

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

inlinevirtualinherited

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

Definition at line 93 of file IDecisionStrategy.h.

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

Member Data Documentation

◆ _counter_

StatesCounter gum::StatisticalLazyDecider::_counter_

private

Definition at line 91 of file statisticalLazyDecider.h.

◆ _initialized_

bool gum::StatisticalLazyDecider::_initialized_

private

Definition at line 92 of file statisticalLazyDecider.h.

Referenced by checkState(), and StatisticalLazyDecider().

◆ allActions_

ActionSet gum::IDecisionStrategy::allActions_

protectedinherited

Definition at line 102 of file IDecisionStrategy.h.

◆ optPol_

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