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20242026
most citedWhat Matters When Repurposing Diffusion Models for General Dense Perception Tasks?

2 citations · 3 across the 14 of their papers we have counts for

collaborators

16 papers

cs.RO2026

PerturBot: Breaking Shortcut Priors in Vision-Language-Action Models with Perturbative Training

Mingyu Liu, Chonghao Sima, Tianjian Feng +4

A vision--language--action (VLA) policy can complete complex tasks while ignoring the evidence that should determine its actions. An object held near the wrist camera can displace…

cs.RO2026

Perfect Demo Makes Poor Teacher: Learning Robust Alignment from Critical Motion Segments

Mingyu Liu, Zeju Li, Jiuhe Shu +4

Expert demonstrations are widely assumed to be the gold standard for robot imitation learning. Yet for fine-grained manipulation such as insertion, stacking, and alignment, we unco…

cs.CV2026

OmniJigsaw: Enhancing Omni-Modal Reasoning via Modality-Orchestrated Reordering

Yiduo Jia, Muzhi Zhu, Hao Zhong +7

To extend the reinforcement learning post-training paradigm to omni-modal models for concurrently bolstering video-audio understanding and collaborative reasoning, we propose OmniJ…

cs.RO2025

StaMo: Unsupervised Learning of Generalizable Robot Motion from Compact State Representation

Mingyu Liu, Jiuhe Shu, Hui Chen +6

A fundamental challenge in embodied intelligence is developing expressive and compact state representations for efficient world modeling and decision making. However, existing meth…

cs.CV2025

GAE: Unleashing Physical Potential of VLM with Generalizable Action Expert

Mingyu Liu, Zheng Huang, Xiaoyi Lin +6

Vision-language models demonstrate strong reasoning and planning abilities, yet grounding these predictions into precise robot actions remains a central challenge. Existing Vision-…

cs.RO2025

NoTVLA: Semantics-Preserving Robot Adaptation via Narrative Action Interfaces

Zheng Huang, Mingyu Liu, Xiaoyi Lin +9

Vision-Language-Action (VLA) models represent a pivotal advance in embodied intelligence, yet they confront critical barriers to real-world deployment, most notably catastrophic fo…

cs.CV2025

Learning by Imagining: Debiased Feature Augmentation for Compositional Zero-Shot Learning

Haozhe Zhang, Chenchen Jing, Mingyu Liu +2

Compositional Zero-Shot Learning (CZSL) aims to recognize unseen attribute-object compositions by learning prior knowledge of seen primitives, \textit{i.e.}, attributes and objects…

cs.RO2025

ODYSSEY: Open-World Quadrupeds Exploration and Manipulation for Long-Horizon Tasks

Kaijun Wang, Liqin Lu, Mingyu Liu +7

Language-guided long-horizon mobile manipulation has long been a grand challenge in embodied semantic reasoning, generalizable manipulation, and adaptive locomotion. Three fundamen…

cs.CV2025★ 1 cited

Generative Video Matting

Yongtao Ge, Kangyang Xie, Guangkai Xu +6

Video matting has traditionally been limited by the lack of high-quality ground-truth data. Most existing video matting datasets provide only human-annotated imperfect alpha and fo…

cs.CV2025

Omni-R1: Reinforcement Learning for Omnimodal Reasoning via Two-System Collaboration

Hao Zhong, Muzhi Zhu, Zongze Du +6

Long-horizon video-audio reasoning and fine-grained pixel understanding impose conflicting requirements on omnimodal models: dense temporal coverage demands many low-resolution fra…

cs.CV2025

ACTIVE-o3: Empowering MLLMs with Active Perception via Pure Reinforcement Learning

Muzhi Zhu, Hao Zhong, Canyu Zhao +9

Active vision, also known as active perception, refers to actively selecting where and how to look in order to gather task-relevant information. It is a critical component of effic…

cs.CV2025

PerturboLLaVA: Reducing Multimodal Hallucinations with Perturbative Visual Training

Cong Chen, Mingyu Liu, Chenchen Jing +5

This paper aims to address the challenge of hallucinations in Multimodal Large Language Models (MLLMs) particularly for dense image captioning tasks. To tackle the challenge, we id…

cs.CV2025

DICEPTION: A Generalist Diffusion Model for Visual Perceptual Tasks

Canyu Zhao, Yanlong Sun, Mingyu Liu +6

This paper's primary objective is to develop a robust generalist perception model capable of addressing multiple tasks under constraints of computational resources and limited trai…

cs.CV2024

MovieBench: A Hierarchical Movie Level Dataset for Long Video Generation

Weijia Wu, Mingyu Liu, Zeyu Zhu +6

Recent advancements in video generation models, like Stable Video Diffusion, show promising results, but primarily focus on short, single-scene videos. These models struggle with g…

cs.CV2024

MovieDreamer: Hierarchical Generation for Coherent Long Visual Sequence

Canyu Zhao, Mingyu Liu, Wen Wang +5

Recent advancements in video generation have primarily leveraged diffusion models for short-duration content. However, these approaches often fall short in modeling complex narrati…

cs.CV2024★ 2 cited

What Matters When Repurposing Diffusion Models for General Dense Perception Tasks?

Guangkai Xu, Yongtao Ge, Mingyu Liu +5

Extensive pre-training with large data is indispensable for downstream geometry and semantic visual perception tasks. Thanks to large-scale text-to-image (T2I) pretraining, recent…