Cited by 1,126Reinforcement Learning in RoboticsPsychiatry, Mental Health, NeuroscienceSocial Robot Interaction and HRI

Intrinsic Motivation Systems for Autonomous Mental Development

Open access
Oudeyer, Pierre-Yves, Kaplan, Frdric, Hafner, Verena V.·2007·IEEE Transactions on Evolutionary Computation

Abstract

Exploratory activities seem to be intrinsically rewarding for children and crucial for their cognitive development. Can a machine be endowed with such an intrinsic motivation system? This is the question we study in this paper, presenting a number of computational systems that try to capture this drive towards novel or curious situations. After discussing related research coming from developmental psychology, neuroscience, developmental robotics, and active learning, this paper presents the mechanism of Intelligent Adaptive Curiosity, an intrinsic motivation system which pushes a robot towards situations in which it maximizes its learning progress. This drive makes the robot focus on situations which are neither too predictable nor too unpredictable, thus permitting autonomous mental development. The complexity of the robot's activities autonomously increases and complex developmental sequences self-organize without being constructed in a supervised manner. Two experiments are presented illustrating the stage-like organization emerging with this mechanism. In one of them, a physical robot is placed on a baby play mat with objects that it can learn to manipulate. Experimental results show that the robot first spends time in situations which are easy to learn, then shifts its attention progressively to situations of increasing difficulty, avoiding situations in which nothing can be learned. Finally, these various results are discussed in relation to more complex forms of behavioral organization and data coming from developmental psychology.

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Crossref · 10.1109/tevc.2006.890271

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85 of 85 references verified0 citation errors · 0 not checkable

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  • Intrinsic motivation develops internal reward signals that drive exploration and skill acquisition without external supervision, often based on learning progress, rewarding improved ability to predict or control aspects of the environment.

    “Intrinsic motivation develops internal reward signals that drive exploration and skill acquisition without external supervision, often based on learning progress, rewarding improved ability to predict or control aspects of the environment (Singh et al., 2004; Oudeyer et al., 2007; ¸ Sim¸ sek and Barto, 2006).”

    From Toward Enactive Artificial Intelligence (2026) · cites this paper as Oudeyer et al., 2007

  • The brain generates intrinsic rewards when it senses learning progress, measured by tracking prediction errors over time.

    “One solution, emerging from the field of developmental robotics, is that the brain generates intrinsic rewards when it senses learning progress, which it measures by tracking its prediction errors over time (Oudeyer et al., 2007).”

    From Attention, learning, and the value of information (2012) · cites this paper as Oudeyer et al., 2007

  • To generate adaptive exploration, the brain must distinguish between at least two types of uncertainty: reducible and irreducible.

    “It has been previously noted that to generate adaptive exploration the brain must distinguish between at least two types of uncertainty (Oudeyer et al., 2007; Payzan-LeNestour and Bossaerts, 2011; Yu and Dayan, 2005).”

    From Attention, learning, and the value of information (2012) · cites this paper as Oudeyer et al., 2007

  • The intrinsic reward mechanism may motivate learning in the absence of external reward and has been effective in producing curiosity-like behaviors in robots.

    “This mechanism may motivate learning even in the absence of an external reward, and has been very effective in producing curiosity-like behaviors - whereby robots remain spontaneously interested in activities of intermediate complexity where they improve their predictions but disengage from random (unlearnable) or from overlearned and “boring” tasks.”

    From Attention, learning, and the value of information (2012) · cites this paper as Oudeyer et al., 2007

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Authors
Oudeyer, P.-Y., Kaplan, F., & Hafner, V. V.
Affiliations
  • École Nationale Supérieure de Techniques Avancées (FR)
  • Sony Computer Science Laboratories (JP)
Venue
IEEE Transactions on Evolutionary Computation
Published
2007-04
Volume
11
Issue
2
Pages
265-286
ISSN
1089-778X (ISSN-L)
OpenAlex
W2101524054
Cited by
1,126
References
85
Citations by year
2026: 37 · 2025: 35 · 2024: 41 · 2023: 52 · 2022: 69 · 2021: 74 · 2020: 100 · 2019: 89 · 2018: 73 · 2017: 62 · 2016: 68 · 2015: 44 · 2014: 62 · 2013: 57 · 2012: 58
FWCI
55.18
Type
journal article
Language
en
Open access
Locations
  • IEEE Transactions on Evolutionary Computation (publishedVersion)
  • CogPrints (University of Southampton) (submittedVersion)
  • HAL (submittedVersion, other-oa)
  • Infoscience (Ecole Polytechnique Fédérale de Lausanne) (submittedVersion)
Topics
  • Physical Sciences › Computer Science › Artificial Intelligence › Reinforcement Learning in Robotics
  • Physical Sciences › Computer Science › Artificial Intelligence › Psychiatry, Mental Health, Neuroscience
  • Social Sciences › Psychology › Social Psychology › Social Robot Interaction and HRI
Keywords
intrinsic motivation, curiosity, autonomous mental development, developmental robotics, active learning (machine learning), self-organization, developmental stages, robot learning, exploration, developmental psychology

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