A local approach to forward model learning: Results on the game of life game

Research output: Chapter in book/report/conference proceedingConference contributionResearchpeer review

Authors

  • Simon M. Lucas
  • Alexander Dockhorn
  • Vanessa Volz
  • Chris Bamford
  • Raluca D. Gaina
  • Ivan Bravi
  • Diego Perez-Liebana
  • Sanaz Mostaghim
  • Rudolf Kruse

External Research Organisations

  • Queen Mary University of London
  • Otto-von-Guericke University Magdeburg
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Details

Original languageEnglish
Title of host publicationIEEE Conference on Games 2019, CoG 2019
PublisherIEEE Computer Society
ISBN (electronic)9781728118840
Publication statusPublished - Aug 2019
Externally publishedYes
Event2019 IEEE Conference on Games, CoG 2019 - London, United Kingdom (UK)
Duration: 20 Aug 201923 Aug 2019

Publication series

NameIEEE Conference on Computatonal Intelligence and Games, CIG
Volume2019-August
ISSN (Print)2325-4270
ISSN (electronic)2325-4289

Abstract

This paper investigates the effect of learning a forward model on the performance of a statistical forward planning agent. We transform Conway's Game of Life simulation into a single-player game where the objective can be either to preserve as much life as possible or to extinguish all life as quickly as possible.In order to learn the forward model of the game, we formulate the problem in a novel way that learns the local cell transition function by creating a set of supervised training data and predicting the next state of each cell in the grid based on its current state and immediate neighbours. Using this method we are able to harvest sufficient data to learn perfect forward models by observing only a few complete state transitions, using either a look-up table, a decision tree, or a neural network.In contrast, learning the complete state transition function is a much harder task and our initial efforts to do this using deep convolutional auto-encoders were less successful.We also investigate the effects of imperfect learned models on prediction errors and game-playing performance, and show that even models with significant errors can provide good performance.

Keywords

    Decision Tree, Forward Model Learning, General Game Playing/Learning, Neural Networks, Rolling Horizon Evolutionary Algorithm

ASJC Scopus subject areas

Cite this

A local approach to forward model learning: Results on the game of life game. / Lucas, Simon M.; Dockhorn, Alexander; Volz, Vanessa et al.
IEEE Conference on Games 2019, CoG 2019. IEEE Computer Society, 2019. 8848002 (IEEE Conference on Computatonal Intelligence and Games, CIG; Vol. 2019-August).

Research output: Chapter in book/report/conference proceedingConference contributionResearchpeer review

Lucas, SM, Dockhorn, A, Volz, V, Bamford, C, Gaina, RD, Bravi, I, Perez-Liebana, D, Mostaghim, S & Kruse, R 2019, A local approach to forward model learning: Results on the game of life game. in IEEE Conference on Games 2019, CoG 2019., 8848002, IEEE Conference on Computatonal Intelligence and Games, CIG, vol. 2019-August, IEEE Computer Society, 2019 IEEE Conference on Games, CoG 2019, London, United Kingdom (UK), 20 Aug 2019. https://doi.org/10.1109/CIG.2019.8848002
Lucas, S. M., Dockhorn, A., Volz, V., Bamford, C., Gaina, R. D., Bravi, I., Perez-Liebana, D., Mostaghim, S., & Kruse, R. (2019). A local approach to forward model learning: Results on the game of life game. In IEEE Conference on Games 2019, CoG 2019 Article 8848002 (IEEE Conference on Computatonal Intelligence and Games, CIG; Vol. 2019-August). IEEE Computer Society. https://doi.org/10.1109/CIG.2019.8848002
Lucas SM, Dockhorn A, Volz V, Bamford C, Gaina RD, Bravi I et al. A local approach to forward model learning: Results on the game of life game. In IEEE Conference on Games 2019, CoG 2019. IEEE Computer Society. 2019. 8848002. (IEEE Conference on Computatonal Intelligence and Games, CIG). doi: 10.1109/CIG.2019.8848002
Lucas, Simon M. ; Dockhorn, Alexander ; Volz, Vanessa et al. / A local approach to forward model learning : Results on the game of life game. IEEE Conference on Games 2019, CoG 2019. IEEE Computer Society, 2019. (IEEE Conference on Computatonal Intelligence and Games, CIG).
Download
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title = "A local approach to forward model learning: Results on the game of life game",
abstract = "This paper investigates the effect of learning a forward model on the performance of a statistical forward planning agent. We transform Conway's Game of Life simulation into a single-player game where the objective can be either to preserve as much life as possible or to extinguish all life as quickly as possible.In order to learn the forward model of the game, we formulate the problem in a novel way that learns the local cell transition function by creating a set of supervised training data and predicting the next state of each cell in the grid based on its current state and immediate neighbours. Using this method we are able to harvest sufficient data to learn perfect forward models by observing only a few complete state transitions, using either a look-up table, a decision tree, or a neural network.In contrast, learning the complete state transition function is a much harder task and our initial efforts to do this using deep convolutional auto-encoders were less successful.We also investigate the effects of imperfect learned models on prediction errors and game-playing performance, and show that even models with significant errors can provide good performance.",
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AB - This paper investigates the effect of learning a forward model on the performance of a statistical forward planning agent. We transform Conway's Game of Life simulation into a single-player game where the objective can be either to preserve as much life as possible or to extinguish all life as quickly as possible.In order to learn the forward model of the game, we formulate the problem in a novel way that learns the local cell transition function by creating a set of supervised training data and predicting the next state of each cell in the grid based on its current state and immediate neighbours. Using this method we are able to harvest sufficient data to learn perfect forward models by observing only a few complete state transitions, using either a look-up table, a decision tree, or a neural network.In contrast, learning the complete state transition function is a much harder task and our initial efforts to do this using deep convolutional auto-encoders were less successful.We also investigate the effects of imperfect learned models on prediction errors and game-playing performance, and show that even models with significant errors can provide good performance.

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