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Lizhong Wang

5 accepted papers

2026

PACT: Self-Evolving Physical Safety Alignment for Diffusion Policies in Embodied Manipulation

ICML 2026spotlight

Diffusion policies have achieved remarkable success in robotic manipulation, yet they often fail to satisfy strict physical constraints required for safe deployment. Existing approaches impose safety either prematurely during training or reactively via external guardrails at test time, limiting poli…

Cited by 0SourceScholar
2026

Reinforced Rate Control for Neural Video Compression via Inter-Frame Rate–Distortion Awareness

AAAI 2026technical

Neural video compression (NVC) has demonstrated superior compression efficiency, yet effective rate control remains a significant challenge due to complex temporal dependencies. Existing rate control schemes typically leverage frame content to capture distortion interactions, overlooking inter-frame

Cited by 0SourcePDFScholar
2025

Integrating Adaptive Sampling for Optimal Learned Video Compression

ICASSP 2025accepted

We propose a novel adaptive prediction network that dynamically determines the optimal sampling factor and Lagrangian multiplier for encoding each frame, guided by sequential information. By exploiting spatio-temporal redundancy through adaptive sampling, our method reduces bitrate consumption while…

Cited by 0SourceScholar
2023

Distortion-Aware Convolutional Neural Network-Based Interpolation Filter for AVS3

ICASSP 2023accepted

Motion compensation is a key technology in video coding for removing the temporal redundancy between video frames. Considering the incompatibility between traditional interpolation filters and diversified video content, the inter prediction method still has considerable room for improvement. This pa…

Cited by 0SourceScholar
2023

Semi-Supervised Sound Event Detection with Pre-Trained Model

ICASSP 2023accepted

Sound event detection (SED) is an interesting but challenging task due to the scarcity of data and diverse sound events in real life. In this paper, we focus on the semi-supervised SED task, and combine pre-trained model from other field to assist in improving the detection effect. Pre-trained model…

Cited by 0SourceScholar