Joseph Y. Halpern

Computer Science Department , Cornell University , Ithaca , USA.

21 papers in the IJCAI proceedings

IJCAI 2026

Unintended Consequences: Updating Causal Models

with Evan Piermont, Marie-Louise Vierø

doi:10.24963/ijcai.2026/431

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IJCAI 2023

Quantifying Harm

with Sander Beckers, Hana Chockler

doi:10.24963/ijcai.2023/41

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IJCAI 2018

Incentive-Compatible Mechanisms for Norm Monitoring in Open Multi-Agent Systems (Extended Abstract)

with Natasha Alechina, Ian A. Kash, Brian Logan

doi:10.24963/ijcai.2018/781

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IJCAI 2015

A Modification of the Halpern-Pearl Definition of Causality

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IJCAI 2013

Language-Based Games

with Adam Bjorndahl, Rafael Pass

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Sequential Equilibrium in Computational Games

with Rafael Pass

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IJCAI 2009

Iterated Regret Minimization: A New Solution Concept

with Rafael Pass

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IJCAI 2007

Characterizing Solution Concepts in Games Using Knowledge-Based Programs

with Yoram Moses

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Characterizing the NP-PSPACE Gap in the Satisfiability Problem for Modal Logic

with Leandro Chaves Rêgo

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IJCAI 2003

Great Expectations. Part I: On the Customizability of Generalized Expected Utility

with Francis C. Chu

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Great Expectations. Part II: Generalized Expected Utility as a Universal Decision Rule

with Francis C. Chu

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Responsibility and Blame: A Structural-Model Approach

with Hana Chockler

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IJCAI 2001

Causes and Explanations: A Structural-Model Approach - Part II: Explanations

with Judea Pearl

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Plausibility Measures: A General Approach For Representing Uncertainty

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IJCAI 1995

Reasoning about Noisy Sensors in the Situation Calculus

with Fahiem Bacchus, Hector J. Levesque

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Representation Dependence in Probabilistic Inference

with Daphne Koller

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IJCAI 1993

Statistical Foundations for Default Reasoning

with Fahiem Bacchus, Adam J. Grove, Daphne Koller

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IJCAI 1989

An Analysis of First-Order Logics of Probability

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Uncertainty, Belief, and Probability

with Ronald Fagin

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IJCAI 1985

A Guide to the Modal Logics of Knowledge and Belief: Preliminary Draft

with Yoram Moses

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Belief, Awareness, and Limited Reasoning: Preliminary Report

with Ronald Fagin

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