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Hongyuan Zhan

3 accepted papers

2026

The Alignment Waltz: Jointly Training Agents to Collaborate for Safety

ICLR 2026poster

Harnessing the power of LLMs requires a delicate dance between being helpful and harmless, leading to two critical challenges: vulnerability to adversarial attacks that elicit unsafe content, and a tendency for overrefusal on benign but sensitive prompts. Current approaches often navigate this dance…

Cited by 0SourceScholar
2024

PrE-Text: Training Language Models on Private Federated Data in the Age of LLMs

ICML 2024oral

On-device training is currently the most common approach for training machine learning (ML) models on private, distributed user data. Despite this, on-device training has several drawbacks: (1) most user devices are too small to train large models on-device, (2) on-device training is communication-…

2022

Federated Learning with Buffered Asynchronous Aggregation

AISTATS 2022poster

Scalability and privacy are two critical concerns for cross-device federated learning (FL) systems. In this work, we identify that synchronous FL – cannot scale efficiently beyond a few hundred clients training in parallel. It leads to diminishing returns in model performance and training speed, ana…

Cited by 377SourcePDFScholar