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We propose Diffusion Noise Optimization (DNO), a new method that effectively leverages existing motion diffusion models as motion priors for a wide range of motion-related tasks. Instead of training a task-specific diffusion model for each…

计算机视觉与模式识别 · 计算机科学 2024-04-04 Korrawe Karunratanakul , Konpat Preechakul , Emre Aksan , Thabo Beeler , Supasorn Suwajanakorn , Siyu Tang

This paper considers to jointly tackle the highly correlated tasks of estimating 3D human body poses and predicting future 3D motions from RGB image sequences. Based on Lie algebra pose representation, a novel self-projection mechanism is…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Ji Yang , Youdong Ma , Xinxin Zuo , Sen Wang , Minglun Gong , Li Cheng

We develop a technique for generating smooth and accurate 3D human pose and motion estimates from RGB video sequences. Our method, which we call Motion Estimation via Variational Autoencoder (MEVA), decomposes a temporal sequence of human…

计算机视觉与模式识别 · 计算机科学 2020-10-07 Zhengyi Luo , S. Alireza Golestaneh , Kris M. Kitani

Dynamic multi-person mesh recovery has been a hot topic in 3D vision recently. However, few works focus on the multi-person motion capture from uncalibrated cameras, which mainly faces two challenges: the one is that inter-person…

计算机视觉与模式识别 · 计算机科学 2022-06-23 Buzhen Huang , Yuan Shu , Tianshu Zhang , Yangang Wang

Recent advancements in technology have brought forth new forms of interactive applications, such as the social metaverse, where end users interact with each other through their virtual avatars. In such applications, precise full-body…

图形学 · 计算机科学 2023-12-11 Deok-Kyeong Jang , Dongseok Yang , Deok-Yun Jang , Byeoli Choi , Taeil Jin , Sung-Hee Lee

We introduce the task of action-driven stochastic human motion prediction, which aims to predict multiple plausible future motions given a sequence of action labels and a short motion history. This differs from existing works, which predict…

计算机视觉与模式识别 · 计算机科学 2022-06-01 Wei Mao , Miaomiao Liu , Mathieu Salzmann

Human motion prediction and understanding is a challenging problem. Due to the complex dynamic of human motion and the non-deterministic aspect of future prediction. We propose a novel sequence-to-sequence model for human motion prediction…

计算机视觉与模式识别 · 计算机科学 2021-01-01 Emad Barsoum , John Kender , Zicheng Liu

Despite many advances in deep-learning based semantic segmentation, performance drop due to distribution mismatch is often encountered in the real world. Recently, a few domain adaptation and active learning approaches have been proposed to…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Yu-Ting Chen , Wen-Yen Chang , Hai-Lun Lu , Tingfan Wu , Min Sun

Motion estimation is a fundamental step in dynamic medical image processing for the assessment of target organ anatomy and function. However, existing image-based motion estimation methods, which optimize the motion field by evaluating the…

图像与视频处理 · 电气工程与系统科学 2021-11-09 Yuyu Guo , Lei Bi , Dongming Wei , Liyun Chen , Zhengbin Zhu , Dagan Feng , Ruiyan Zhang , Qian Wang , Jinman Kim

Unsupervised face animation aims to generate a human face video based on the appearance of a source image, mimicking the motion from a driving video. Existing methods typically adopted a prior-based motion model (e.g., the local affine…

计算机视觉与模式识别 · 计算机科学 2023-10-24 Jiale Tao , Shuhang Gu , Wen Li , Lixin Duan

Learning representations of underlying environmental dynamics from partial observations is a critical challenge in machine learning. In the context of Partially Observable Markov Decision Processes (POMDPs), state representations are often…

机器学习 · 计算机科学 2024-11-13 Chao Han , Debabrota Basu , Michael Mangan , Eleni Vasilaki , Aditya Gilra

We propose an efficient approach to exploiting motion information from consecutive frames of a video sequence to recover the 3D pose of people. Previous approaches typically compute candidate poses in individual frames and then link them in…

计算机视觉与模式识别 · 计算机科学 2016-09-05 Bugra Tekin , Artem Rozantsev , Vincent Lepetit , Pascal Fua

In this paper, we propose a new self-supervised method, which is called Denoising Masked AutoEncoders (DMAE), for learning certified robust classifiers of images. In DMAE, we corrupt each image by adding Gaussian noises to each pixel value…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Quanlin Wu , Hang Ye , Yuntian Gu , Huishuai Zhang , Liwei Wang , Di He

Motion prediction of vehicles is critical but challenging due to the uncertainties in complex environments and the limited visibility caused by occlusions and limited sensor ranges. In this paper, we study a new task, safety-aware motion…

计算机视觉与模式识别 · 计算机科学 2021-09-06 Xuanchi Ren , Tao Yang , Li Erran Li , Alexandre Alahi , Qifeng Chen

This paper proposes a weakly-supervised learning framework for dynamics estimation from human motion. Although there are many solutions to capture pure human motion readily available, their data is not sufficient to analyze quality and…

计算机视觉与模式识别 · 计算机科学 2021-04-26 Petrissa Zell , Bodo Rosenhahn , Bastian Wandt

Variational autoencoder (VAE) is a deep generative model for unsupervised learning, allowing to encode observations into the meaningful latent space. VAE is prone to catastrophic forgetting when tasks arrive sequentially, and only the data…

机器学习 · 计算机科学 2021-11-04 Anna Kuzina , Evgenii Egorov , Evgeny Burnaev

We introduce HuMoR: a 3D Human Motion Model for Robust Estimation of temporal pose and shape. Though substantial progress has been made in estimating 3D human motion and shape from dynamic observations, recovering plausible pose sequences…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Davis Rempe , Tolga Birdal , Aaron Hertzmann , Jimei Yang , Srinath Sridhar , Leonidas J. Guibas

Human pose, action, and motion generation are critical for applications in digital humans, character animation, and humanoid robotics. However, many existing methods struggle to produce physically plausible movements that are consistent…

计算机视觉与模式识别 · 计算机科学 2025-07-16 Zixi Kang , Xinghan Wang , Yadong Mu

3D human motion prediction, predicting future poses from a given sequence, is an issue of great significance and challenge in computer vision and machine intelligence, which can help machines in understanding human behaviors. Due to the…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Kedi Lyu , Haipeng Chen , Zhenguang Liu , Beiqi Zhang , Ruili Wang

Predicting 3D human poses in real-world scenarios, also known as human pose forecasting, is inevitably subject to noisy inputs arising from inaccurate 3D pose estimations and occlusions. To address these challenges, we propose a…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Saeed Saadatnejad , Ali Rasekh , Mohammadreza Mofayezi , Yasamin Medghalchi , Sara Rajabzadeh , Taylor Mordan , Alexandre Alahi