Author

Reza Aghajani

2 papers indexed here

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#artificial intelligence Review Oct 2026

Reward Hacking as a Transmissible Strategy in Multi-Agent Coding Systems

Multi-agent systems are increasingly used to solve coding tasks by coordinating agents that share code and plans. These agents are often optimized with reinforcement learning (RL) using automated evaluators, but bypassing evaluation can earn reward without producing a genuine solution. Prior work has largely treated re...

Yue-Peng Hu, P. Ghahremani, Reza Aghajani et al. · 0 citations

#machine learning Dec 2025

Learning Steerable Clarification Policies with Collaborative Self-play

This work uses Reinforced Self-Training (ReST) to train the model to achieve high reward and shows this leads to a steerable policy that changes its behavior predictably conditioned on the provided costs, leading to higher reward and accuracy.

Jonathan Berant, M. Chen, Adam Fisch et al. · arXiv.org · 6 citations · ⚡2