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Assistive agents should make humans' lives easier. Classically, such assistance is studied through the lens of inverse reinforcement learning, where an assistive agent (e.g., a chatbot, a robot) infers a human's intention and then selects…

Artificial Intelligence · Computer Science 2025-01-17 Vivek Myers , Evan Ellis , Sergey Levine , Benjamin Eysenbach , Anca Dragan

We address the problem of accurate capture of interactive behaviors between two people in daily scenarios. Most previous works either only consider one person or solely focus on conversational gestures of two people, assuming the body…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Leo Ho , Yinghao Huang , Dafei Qin , Mingyi Shi , Wangpok Tse , Wei Liu , Junichi Yamagishi , Taku Komura

Text-to-image diffusion models benefit artists with high-quality image generation. Yet their stochastic nature hinders artists from creating consistent images of the same subject. Existing methods try to tackle this challenge and generate…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Jiahao Wang , Caixia Yan , Haonan Lin , Weizhan Zhang , Mengmeng Wang , Tieliang Gong , Guang Dai , Hao Sun

Video data is more cost-effective than motion capture data for learning 3D character motion controllers, yet synthesizing realistic and diverse behaviors directly from videos remains challenging. Previous approaches typically rely on…

Graphics · Computer Science 2025-12-10 Jianan Li , Xiao Chen , Tao Huang , Tien-Tsin Wong

Nature evolves creatures with a high complexity of morphological and behavioral intelligence, meanwhile computational methods lag in approaching that diversity and efficacy. Co-optimization of artificial creatures' morphology and control in…

Generating high-quality and diverse human images is an important yet challenging task in vision and graphics. However, existing generative models often fall short under the high diversity of clothing shapes and textures. Furthermore, the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Yuming Jiang , Shuai Yang , Haonan Qiu , Wayne Wu , Chen Change Loy , Ziwei Liu

Human-centric video generation has advanced rapidly, yet existing methods struggle to produce controllable and physically consistent Human-Object Interaction (HOI) videos. Existing works rely on dense control signals, template videos, or…

Computer Vision and Pattern Recognition · Computer Science 2026-03-11 Jiazhi Guan , Quanwei Yang , Luying Huang , Junhao Liang , Borong Liang , Haocheng Feng , Wei He , Kaisiyuan Wang , Hang Zhou , Jingdong Wang

It is a long-lasting goal to design a generalist-embodied agent that can follow diverse instructions in human-like ways. However, existing approaches often fail to steadily follow instructions due to difficulties in understanding abstract…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Enshen Zhou , Yiran Qin , Zhenfei Yin , Yuzhou Huang , Ruimao Zhang , Lu Sheng , Yu Qiao , Jing Shao

Virtual character animation control is a problem for which Reinforcement Learning (RL) is a viable approach. While current work have applied RL effectively to portray physics-based skills, social behaviours are challenging to design reward…

Machine Learning · Computer Science 2021-04-14 Vihanga Gamage , Cathy Ennis , Robert Ross

This paper presents DreamDance, a novel character art animation framework capable of producing stable, consistent character and scene motion conditioned on precise camera trajectories. To achieve this, we re-formulate the animation task as…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Jiaxu Zhang , Xianfang Zeng , Xin Chen , Wei Zuo , Gang Yu , Guosheng Lin , Zhigang Tu

Current datasets for action recognition tasks face limitations stemming from traditional collection and generation methods, including the constrained range of action classes, absence of multi-viewpoint recordings, limited diversity, poor…

Computer Vision and Pattern Recognition · Computer Science 2024-01-25 Xingyu Song , Zhan Li , Shi Chen , Kazuyuki Demachi

Recently, diffusion models have shown their impressive ability in visual generation tasks. Besides static images, more and more research attentions have been drawn to the generation of realistic videos. The video generation not only has a…

Computer Vision and Pattern Recognition · Computer Science 2025-11-03 Yucheng Xing , Jinxing Yin , Xiaodong Liu

Recent advances in generative video modeling, driven by large-scale datasets and powerful architectures, have yielded remarkable visual realism. However, emerging evidence suggests that simply scaling data and model size does not endow…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Ying Shen , Jerry Xiong , Tianjiao Yu , Ismini Lourentzou

Multi-person interactive motion generation, a critical yet under-explored domain in computer character animation, poses significant challenges such as intricate modeling of inter-human interactions beyond individual motions and generating…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Boyuan Li , Xihua Wang , Ruihua Song , Wenbing Huang

Robust perception and dynamics modeling are fundamental to real-world robotic policy learning. Recent methods employ video diffusion models (VDMs) to enhance robotic policies, improving their understanding and modeling of the physical…

This paper tackles the problem of physics-aware human motion synthesis in a dynamic scene. Unlike existing works which mainly tend to generate physically unrealistic motions due to limited contact modeling, typically restricted to hands, in…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Chaoyue Xing , Wei Mao , Miaomiao Liu

In this paper, we introduce GaussianMotion, a novel human rendering model that generates fully animatable scenes aligned with textual descriptions using Gaussian Splatting. Although existing methods achieve reasonable text-to-3D generation…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Gyumin Shim , Sangmin Lee , Jaegul Choo

The generation of realistic and controllable GPS trajectories is a fundamental task for applications in urban planning, mobility simulation, and privacy-preserving data sharing. However, existing methods face a two-fold challenge: they lack…

Artificial Intelligence · Computer Science 2026-05-05 Yuanshao Zhu , Yuxuan Liang , Xiangyu Zhao , Liang Han , Xinwei Fang , Xun Zhou , Xuetao Wei , James Jianqiao Yu

Despite raw driving videos contain richer information on facial expressions than intermediate representations such as landmarks in the field of portrait animation, they are seldom the subject of research. This is due to two challenges…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Shurong Yang , Huadong Li , Juhao Wu , Minhao Jing , Linze Li , Renhe Ji , Jiajun Liang , Haoqiang Fan

The goal of this work is to generate step-by-step visual instructions in the form of a sequence of images, given an input image that provides the scene context and the sequence of textual instructions. This is a challenging problem as it…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Tomáš Souček , Prajwal Gatti , Michael Wray , Ivan Laptev , Dima Damen , Josef Sivic