Search Results for author: Itai Shapira

Found 4 papers, 1 papers with code

Learning Social Welfare Functions

no code implementations27 May 2024 Kanad Shrikar Pardeshi, Itai Shapira, Ariel D. Procaccia, Aarti Singh

We focus on two learning tasks; in the first, the input is vectors of utilities of an action (decision or policy) for individuals in a group and their associated social welfare as judged by a policy maker, whereas in the second, the input is pairwise comparisons between the welfares associated with a given pair of utility vectors.

Axioms for AI Alignment from Human Feedback

no code implementations23 May 2024 Luise Ge, Daniel Halpern, Evi Micha, Ariel D. Procaccia, Itai Shapira, Yevgeniy Vorobeychik, Junlin Wu

The problem of learning a reward function is one of preference aggregation that, we argue, largely falls within the scope of social choice theory.

Generative Social Choice

1 code implementation3 Sep 2023 Sara Fish, Paul Gölz, David C. Parkes, Ariel D. Procaccia, Gili Rusak, Itai Shapira, Manuel Wüthrich

Traditionally, social choice theory has only been applicable to choices among a few predetermined alternatives but not to more complex decisions such as collectively selecting a textual statement.

Chatbot Language Modelling +1

Expressivity of Shallow and Deep Neural Networks for Polynomial Approximation

no code implementations6 Mar 2023 Itai Shapira

This study explores the number of neurons required for a Rectified Linear Unit (ReLU) neural network to approximate multivariate monomials.

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