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The collection of large-scale and diverse robot demonstrations remains a major bottleneck for imitation learning, as real-world data acquisition is costly and simulators offer limited diversity and fidelity with pronounced sim-to-real gaps.…

机器人学 · 计算机科学 2025-12-15 Junjie Ye , Rong Xue , Basile Van Hoorick , Pavel Tokmakov , Muhammad Zubair Irshad , Yue Wang , Vitor Guizilini

Interactive multi-agent simulation algorithms are used to compute the trajectories and behaviors of different entities in virtual reality scenarios. However, current methods involve considerable parameter tweaking to generate plausible…

图形学 · 计算机科学 2018-12-04 Jiaping Ren , Wei Xiang , Yangxi Xiao , Ruigang Yang , Dinesh Manocha , Xiaogang Jin

Real-time talking avatar generation requires low latency and minute-level temporal stability. Autoregressive (AR) forcing enables streaming inference but suffers from exposure bias, which causes errors to accumulate and become irreversible…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Liyuan Cui , Wentao Hu , Wenyuan Zhang , Zesong Yang , Fan Shi , Xiaoqiang Liu

VTubing, the practice of live streaming using virtual avatars, has gained worldwide popularity among streamers seeking to maintain anonymity. While previous research has primarily focused on the social and cultural aspects of VTubing, there…

人机交互 · 计算机科学 2025-03-04 Daye Kim , Sebin Lee , Yoonseo Jun , Yujin Shin , Jungjin Lee

The paradigm of learning-based robotics holds immense promise, yet its translation to real-world applications is critically hindered by the sample inefficiency and brittleness of conventional model-free reinforcement learning algorithms. In…

机器人学 · 计算机科学 2025-12-02 Agniprabha Chakraborty

Diffusion models have shown impressive potential on talking head generation. While plausible appearance and talking effect are achieved, these methods still suffer from temporal, 3D or expression inconsistency due to the error accumulation…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Haijie Yang , Zhenyu Zhang , Hao Tang , Jianjun Qian , Jian Yang

In this paper, we present DreaMoving, a diffusion-based controllable video generation framework to produce high-quality customized human videos. Specifically, given target identity and posture sequences, DreaMoving can generate a video of…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Mengyang Feng , Jinlin Liu , Kai Yu , Yuan Yao , Zheng Hui , Xiefan Guo , Xianhui Lin , Haolan Xue , Chen Shi , Xiaowen Li , Aojie Li , Xiaoyang Kang , Biwen Lei , Miaomiao Cui , Peiran Ren , Xuansong Xie

We propose an approach for forecasting video of complex human activity involving multiple people. Direct pixel-level prediction is too simple to handle the appearance variability in complex activities. Hence, we develop novel intermediate…

计算机视觉与模式识别 · 计算机科学 2017-12-07 Mengyao Zhai , Jiacheng Chen , Ruizhi Deng , Lei Chen , Ligeng Zhu , Greg Mori

Training generalist robots demands large-scale, diverse manipulation data, yet real-world collection is prohibitively expensive, and existing simulators are often constrained by fixed asset libraries and manual heuristics. To bridge this…

机器人学 · 计算机科学 2026-03-20 Songjia He , Zixuan Chen , Hongyu Ding , Dian Shao , Jieqi Shi , Chenxu Li , Jing Huo , Yang Gao

Autonomous vehicles (AVs) are expected to revolutionize transportation by improving efficiency and safety. Their success relies on 3D vision systems that effectively sense the environment and detect traffic agents. Among sensors AVs use to…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Amirhesam Aghanouri , Cristina Olaverri-Monreal

Recent pose-transfer methods aim to generate temporally consistent and fully controllable videos of human action where the motion from a reference video is reenacted by a new identity. We evaluate three state-of-the-art pose-transfer…

计算机视觉与模式识别 · 计算机科学 2025-01-28 Vaclav Knapp , Matyas Bohacek

Rapid advances in the field of generative AI and text-to-image methods in particular have transformed the way we interact with and perceive computer-generated imagery today. In parallel, much progress has been made in 3D face…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Mirela Ostrek , Justus Thies

Recently, 2D speaking avatars have increasingly participated in everyday scenarios due to the fast development of facial animation techniques. However, most existing works neglect the explicit control of human bodies. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Jiazhi Guan , Quanwei Yang , Kaisiyuan Wang , Hang Zhou , Shengyi He , Zhiliang Xu , Haocheng Feng , Errui Ding , Jingdong Wang , Hongtao Xie , Youjian Zhao , Ziwei Liu

We introduce a method for manipulating objects in three-dimensional space using controlled fluid streams. To achieve this, we train a neural network controller in a differentiable simulation and evaluate it in a simulated environment…

机器人学 · 计算机科学 2024-04-30 Karlis Freivalds , Laura Leja , Oskars Teikmanis

In this paper, we introduce a novel method to capture visual trajectories for navigating an indoor robot in dynamic settings using streaming image data. First, an image processing pipeline is proposed to accurately segment trajectories from…

机器人学 · 计算机科学 2020-01-13 Aditya Rajguru , Christopher Collander , William J. Beksi

We present Vid2Avatar, a method to learn human avatars from monocular in-the-wild videos. Reconstructing humans that move naturally from monocular in-the-wild videos is difficult. Solving it requires accurately separating humans from…

计算机视觉与模式识别 · 计算机科学 2023-02-23 Chen Guo , Tianjian Jiang , Xu Chen , Jie Song , Otmar Hilliges

The Kinematic Theory of rapid movements, and its associated Sigma-Lognormal, model 2D spatiotemporal trajectories. It is constructed mainly as a temporal overlap of curves between virtual target points. Specifically, it uses an arc and a…

计算机视觉与模式识别 · 计算机科学 2024-01-31 Miguel A. Ferrer , Moises Diaz , Jose J. Quintana , Cristina Carmona-Duarte

Generative models hold promise for revolutionizing medical education, robot-assisted surgery, and data augmentation for medical AI development. Diffusion models can now generate realistic images from text prompts, while recent advancements…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Weixiang Sun , Xiaocao You , Ruizhe Zheng , Zhengqing Yuan , Xiang Li , Lifang He , Quanzheng Li , Lichao Sun

Diffusion models have emerged as a powerful generative method for synthesizing high-quality and diverse set of images. In this paper, we propose a video generation method based on diffusion models, where the effects of motion are modeled in…

计算机视觉与模式识别 · 计算机科学 2022-12-02 Kangfu Mei , Vishal M. Patel

Diffusion models have made significant strides in image generation, mastering tasks such as unconditional image synthesis, text-image translation, and image-to-image conversions. However, their capability falls short in the realm of video…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Gaurav Shrivastava , Abhinav Shrivastava
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