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Renhao Zhang

5 accepted papers

2026

From Noise to Control: Parameterized Diffusion Policies

ICML 2026poster

We propose Parameterized Diffusion Policy (PDP), a framework that learns a diffusion policy parameterized in a smooth continuous space. By structuring a latent manifold such that distances between latents' values reflect the semantic similarity of physical trajectories, we transform diffusion from a…

Cited by 0SourceScholar
2026

PROMPTMINER: Black-Box Prompt Stealing against Text-to-Image Generative Models via Reinforcement Learning and VLM-Guided Optimization

CVPR 2026

Text-to-image (T2I) generative models such as Stable Diffusion and FLUX can synthesize realistic, high-quality images directly from textual prompts. The resulting image quality depends critically on well-crafted prompts that specify both subjects and stylistic modifiers, which have become valuable d

Cited by 0SourcecodeScholar
2024

Learning to Edit Visual Programs with Self-Supervision

NeurIPS 2024poster

We design a system that learns how to edit visual programs. Our edit network consumes a complete input program and a visual target. From this input, we task our network with predicting a local edit operation that could be applied to the input program to improve its similarity to the target. In order…

2024

Model-based Reinforcement Learning for Parameterized Action Spaces

ICML 2024poster

We propose a novel model-based reinforcement learning algorithm---Dynamics Learning and predictive control with Parameterized Actions (DLPA)---for Parameterized Action Markov Decision Processes (PAMDPs). The agent learns a parameterized-action-conditioned dynamics model and plans with a modified Mod…

Cited by 5SourcePDFScholar
2021

Temporal Segmentation of Fine-gained Semantic Action: A Motion-Centered Figure Skating Dataset

AAAI 2021technical

Temporal Action Segmentation (TAS) has achieved great success in many fields such as exercise rehabilitation, movie editing, etc. Currently, task-driven TAS is a central topic in human action analysis. However, motion-centered TAS, as an important topic, is little researched due to unavailable datas…