الباحثون

Peizhi Niu

المنشورات 2

نسخة أولية وصول مفتوح

Making LLMs Truly Forget: Deep Unlearning by Searching, Selecting, and Severing Knowledge Paths

Jialu Wang, Peizhi Niu, Haoteng Yin وآخرون · 2026

While an unlearned language model may no longer recall a fact directly, the fact often remains recoverable through multi-hop reasoning over related knowledge. Most existing unlearning techniques overlook this vulnerability, targeting facts in isolation while leaving their supporting knowledge intact. To achieve true fo …

نسخة أولية وصول مفتوح

What Must a World Model Distinguish for Planning?

Rongzhe Wei, Hans Hao-Hsun Hsu, Peizhi Niu وآخرون · 2026

World models simulate the consequences of action candidates, but good planning need not preserve every physical distinction required for accurate prediction. We formalize this gap through a hierarchy of mechanism, response, and decision sufficiency. Given a candidate set, the planning query determines which physical va …

المؤلفون المشاركون