Search Results for author: Thomas Griffiths

Found 8 papers, 1 papers with code

Global Decision-Making via Local Economic Transactions

no code implementations ICML 2020 Michael Chang, Sid Kaushik, S. Matthew Weinberg, Sergey Levine, Thomas Griffiths

This paper seeks to establish a mechanism for directing a collection of simple, specialized, self-interested agents to solve what traditionally are posed as monolithic single-agent sequential decision problems with a central global objective.

Decision Making

Probing BERT’s priors with serial reproduction chains

no code implementations Findings (ACL) 2022 Takateru Yamakoshi, Thomas Griffiths, Robert Hawkins

Sampling is a promising bottom-up method for exposing what generative models have learned about language, but it remains unclear how to generate representative samples from popular masked language models (MLMs) like BERT.

Learning a face space for experiments on human identity

no code implementations ICLR 2018 Joshua Peterson, Jordan Suchow, Thomas Griffiths

Generative models of human identity and appearance have broad applicability to behavioral science and technology, but the exquisite sensitivity of human face perception means that their utility hinges on alignment of the latent representation to human psychological representations and the photorealism of the generated images.

Connecting Context-specific Adaptation in Humans to Meta-learning

no code implementations27 Nov 2020 Rachit Dubey, Erin Grant, Michael Luo, Karthik Narasimhan, Thomas Griffiths

This work connects the context-sensitive nature of cognitive control to a method for meta-learning with context-conditioned adaptation.

Meta-Learning

Recasting Gradient-Based Meta-Learning as Hierarchical Bayes

no code implementations ICLR 2018 Erin Grant, Chelsea Finn, Sergey Levine, Trevor Darrell, Thomas Griffiths

Meta-learning allows an intelligent agent to leverage prior learning episodes as a basis for quickly improving performance on a novel task.

Meta-Learning

Evaluating computational models of explanation using human judgments

no code implementations26 Sep 2013 Michael Pacer, Joseph Williams, Xi Chen, Tania Lombrozo, Thomas Griffiths

We evaluate four computational models of explanation in Bayesian networks by comparing model predictions to human judgments.

The Author-Topic Model for Authors and Documents

1 code implementation11 Jul 2012 Michal Rosen-Zvi, Thomas Griffiths, Mark Steyvers, Padhraic Smyth

A document with multiple authors is modeled as a distribution over topics that is a mixture of the distributions associated with the authors.

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