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Max Planck Institute for Biological Cybernetics / Intelligent Systems
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Oficina 702-A
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Pedro A. Ortega

piter.jpg

Me at the church of San Pedro de Atacama.

Hi!

I am a Postdoctoral Research Fellow at the Sensorimotor Learning and Decision-Making Group working with Daniel A. Braun and a researcher at ORAND.

I'm a member of the new Max-Planck Institute for Intelligent Systems and the Max-Planck Institute for Biological Cybernetics in Tübingen, Germany.

I did my PhD in Autonomous Agents under the supervision of Zoubin Ghahramani at the University of Cambridge and my BSc at the University of Chile.

Announcements

Research Interests

I work on the foundations of autonomous agents, and I study the links between:

  • information,
  • control,
  • learning,
  • causality,
  • complexity,
  • physics,
  • and economics.

In particular, I am interested in:

  • resource-bounded adaptive control and bounded rationality,
  • and the foundations of abstraction and structural learning.

If you want to get a clear idea of what I do, then you can:

I am not interested in particular algorithms: rather, I'm interested in the unifying ideas.

Tutorials

News

  • 17th December 2011: The talk “Bayesian Causal Induction” can be found here.
  • 15th November 2011: I'm giving the talk “Bayesian Causal Induction” at the 2011 NIPS Workshop on Philosophy and Machine Learning, Sierra Nevada.
  • 2nd November 2011: Paper “Bayesian Causal Induction”, ArXiv 1111.0708.
  • 26th July 2011: Started working as a postdoctoral fellow at the Max Planck Institute for Biological Cybernetics.
  • 21th June 2011: “A Unified Framework for Resource-Bounded Agents Interacting with an Unknown Environment”, final draft, PhD dissertation.
  • 4th May 2011: Papers “Information, Utility and Bounded Rationality” and “Reinforcement Learning and the Bayesian Control Rule” accepted at the fourth conference on artificial general intelligence.
  • 11th April 2011: Talk “A Minimum Relative Entropy Principle for Learning and Acting”, Symposium of the Max Planck Institute for Intelligent Systems, Tübingen, Germany.

Bayesian Control Rule

$$ P(a_{t+1}|\hat{a}_{1,\ldots,t},o_{1,\ldots,t}) = \int P(a_{t+1}|\theta, \hat{a}_{1,\ldots,t},o_{1,\ldots,t}) P(\theta|\hat{a}_{1,\ldots,t},o_{1,\ldots,t}) \, d\theta $$

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