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refactor: fixed wrong random value usage

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This commit is contained in:
Oleg Agafonov 2023-11-28 21:48:25 +04:00
parent 01dd8c33ba
commit cacf8226aa
4 changed files with 8 additions and 5 deletions
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4
Mage.Server.Plugins/Mage.Player.AIMCTS/src/mage/player/ai/MCTSNode.java
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@ -17,9 +17,9 @@ import mage.abilities.common.PassAbility;
import mage.cards.Card;
import mage.game.Game;
import mage.game.combat.Combat;
import mage.game.combat.CombatGroup;
import mage.game.turn.Step.StepPart;
import mage.players.Player;
import mage.util.RandomUtil;
import org.apache.log4j.Logger;
/**
@ -113,7 +113,7 @@ public class MCTSNode {
uct = ((node.visits - node.wins) / (node.visits)) + (selectionCoefficient * Math.sqrt(Math.log(visits) / (node.visits)));
else
// ensure that a random unvisited node is played first
uct = 10000 + 1000 * Math.random();
uct = 10000 + 1000 * RandomUtil.nextDouble();
if (uct > bestValue) {
bestChild = node;
bestValue = uct;