Posts in Publications
Technologically scaffolded atypical cognition: The case of YouTube's recommender system

This study represents the first systematic, pre-registered attempt to establish whether and to what extent the YouTube recommender system tends to promote radical content. Our results are consistent with the radicalization hypothesis. We discuss our findings, as well as directions for future research and recommendations for users, industry, and policy-makers.

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Artificial Intelligence, Administrative Law and Financial Regulation

In this conference paper, Dr Will Bateman presented a technically-embedded analysis of doctrinal legal issue which arise in the use of artificial intelligence (AI) by regulators, government administrators and other legal actors. The paper was delivered to the collected Justices of the Supreme Court of New South Wales, with special guest Justices from the High Court of Australia and the Supreme Court of the United Kingdom.

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Learning Domain-Independent Planning Heuristics with Hypergraph Networks

The paper extends a deep learning model known as graph neural networks and uses it to learn generalised heuristics. We show that these heuristics generalise to problems with different goals, larger problems, and even problems from different domains than those we trained on. This is the first paper that successfully learns domain-independent heuristics.

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How to be imprecise and yet immune to sure loss

This paper considers strategies for making decisions in the face of severe uncertainty, when one's beliefs are best represented by a set of probability functions over the possible states of the world (as opposed to a single precise probability function). The question is whether one can employ a decision strategy that does not have the disadvantage of making one vulnerable to sure loss in sequential-decision scenarios.

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A Planning Framework to Solve Conformant Planning Problems through a Counterexample Guided Refinement

In this paper, published in Artificial Intelligence, Alban Grastien and co-author address the problem of conformant planning, which consists in finding a sequence of actions in a well-specified environment that achieves a specified goal despite uncertainty on the initial configuration and without using observations.

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