com.fossgalaxy.games.fireworks.ai.mcts

Class MCTSPolicy

java.lang.Object

com.fossgalaxy.games.fireworks.ai.mcts.MCTS

com.fossgalaxy.games.fireworks.ai.mcts.MCTSPolicy

All Implemented Interfaces:

Agent

public class MCTSPolicy
extends MCTS

A version of the MCTS agent that replaces the random rollout with policy based rollouts.

Field Summary

Fields inherited from class com.fossgalaxy.games.fireworks.ai.mcts.MCTS

DEFAULT_ITERATIONS, DEFAULT_ROLLOUT_DEPTH, DEFAULT_TREE_DEPTH_MUL, logger, NO_LIMIT, random, rolloutDepth, roundLength, treeDepthMul

Constructor Summary

Constructors

Constructor and Description
MCTSPolicy(Agent rolloutPolicy)
MCTSPolicy(int roundLength, int rolloutDepth, int treeDepthMul, Agent rollout)

Method Summary

Modifier and Type	Method and Description
static MCTSPolicy	buildPolicyND(Agent rolloutPolicy)
protected Action	selectActionForRollout(GameState state, int playerID) Rather than perform a random move, query a policy for one.
String	toString()

Methods inherited from class com.fossgalaxy.games.fireworks.ai.mcts.MCTS

buildMCTSND, calculateTreeDepthLimit, doMove, expand, rollout, select, selectActionForExpand

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.fossgalaxy.games.fireworks.ai.Agent

receiveID

Constructor Detail

MCTSPolicy

public MCTSPolicy(Agent rolloutPolicy)

MCTSPolicy

public MCTSPolicy(int roundLength,
                  int rolloutDepth,
                  int treeDepthMul,
                  Agent rollout)

Method Detail

buildPolicyND

public static MCTSPolicy buildPolicyND(Agent rolloutPolicy)

selectActionForRollout

protected Action selectActionForRollout(GameState state,
                                        int playerID)

Rather than perform a random move, query a policy for one.

Overrides:

selectActionForRollout in class MCTS

Parameters:

state -

playerID -

Returns:

toString

public String toString()

Overrides:

toString in class MCTS