3 papers
cs.CV2026
Motion Concept Unlearning in Video Diffusion Models
Ping Liu, Chi Zhang
Text-to-video (T2V) diffusion models can generate realistic depictions of actions such as kicking, stabbing, and shooting, raising safety concerns that motivate targeted concept er…
cs.LG2026
Machine Unlearning under Retain-Forget Entanglement
Jingpu Cheng, Ping Liu, Qianxiao Li +1
Forgetting a subset in machine unlearning is rarely an isolated task. Often, retained samples that are closely related to the forget set can be unintentionally affected, particular…
cs.CV2025
Erased or Dormant? Rethinking Concept Erasure Through Reversibility
Ping Liu, Chi Zhang
To what extent does concept erasure eliminate generative capacity in diffusion models? While prior evaluations have primarily focused on measuring concept suppression under specifi…