Causally Abstracted Multi-armed Bandits

no code implementations • 26 Apr 2024 • Fabio Massimo Zennaro, Nicholas Bishop, Joel Dyer, Yorgos Felekis, Anisoara Calinescu, Michael Wooldridge, Theodoros Damoulas

Multi-armed bandits (MAB) and causal MABs (CMAB) are established frameworks for decision-making problems.

Decision Making Multi-Armed Bandits +1

Interventionally Consistent Surrogates for Agent-based Simulators

no code implementations • 18 Dec 2023 • Joel Dyer, Nicholas Bishop, Yorgos Felekis, Fabio Massimo Zennaro, Anisoara Calinescu, Theodoros Damoulas, Michael Wooldridge

Agent-based simulators provide granular representations of complex intelligent systems by directly modelling the interactions of the system's constituent agents.

Causal Optimal Transport of Abstractions

1 code implementation • 13 Dec 2023 • Yorgos Felekis, Fabio Massimo Zennaro, Nicola Branchini, Theodoros Damoulas

Causal abstraction (CA) theory establishes formal criteria for relating multiple structural causal models (SCMs) at different levels of granularity by defining maps between them.

Data Augmentation