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A key challenge in self-supervised video representation learning is how to effectively capture motion information besides context bias. While most existing works implicitly achieve this with video-specific pretext tasks (e.g., predicting…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Lianghua Huang , Yu Liu , Bin Wang , Pan Pan , Yinghui Xu , Rong Jin

Deep neural networks trained as image denoisers are widely used as priors for solving imaging inverse problems. While Gaussian denoising is thought sufficient for learning image priors, we show that priors from deep models pre-trained as…

Image and Video Processing · Electrical Eng. & Systems 2024-10-04 Yuyang Hu , Albert Peng , Weijie Gan , Peyman Milanfar , Mauricio Delbracio , Ulugbek S. Kamilov

Learning diverse skills is one of the main challenges in robotics. To this end, imitation learning approaches have achieved impressive results. These methods require explicitly labeled datasets or assume consistent skill execution to enable…

Robotics · Computer Science 2023-02-14 Chenhao Li , Sebastian Blaes , Pavel Kolev , Marin Vlastelica , Jonas Frey , Georg Martius

Robotic assembly presents a long-standing challenge due to its requirement for precise, contact-rich manipulation. While simulation-based learning has enabled the development of robust assembly policies, their performance often degrades…

Robotics · Computer Science 2026-02-27 Yijie Guo , Iretiayo Akinola , Lars Johannsmeier , Hugo Hadfield , Abhishek Gupta , Yashraj Narang

Humans make extensive use of vision and touch as complementary senses, with vision providing global information about the scene and touch measuring local information during manipulation without suffering from occlusions. While prior work…

Robotics · Computer Science 2023-08-01 Justin Kerr , Huang Huang , Albert Wilcox , Ryan Hoque , Jeffrey Ichnowski , Roberto Calandra , Ken Goldberg

We present an end-to-end system for reconstructing complete watertight and textured models of moving subjects such as clothed humans and animals, using only three or four handheld sensors. The heart of our framework is a new pairwise…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Ruizhe Wang , Lingyu Wei , Etienne Vouga , Qixing Huang , Duygu Ceylan , Gerard Medioni , Hao Li

Enabling virtual humans to dynamically and realistically respond to diverse auditory stimuli remains a key challenge in character animation, demanding the integration of perceptual modeling and motion synthesis. Despite its significance,…

Graphics · Computer Science 2025-11-04 Shuyang Xu , Zhiyang Dou , Mingyi Shi , Liang Pan , Leo Ho , Jingbo Wang , Yuan Liu , Cheng Lin , Yuexin Ma , Wenping Wang , Taku Komura

Mixture priors provide an intuitive way to incorporate historical data while accounting for potential prior-data conflict by combining an informative prior with a non-informative prior. However, pre-specifying the mixing weight for each…

Methodology · Statistics 2023-09-11 Peng Yang , Yuansong Zhao , Lei Nie , Jonathon Vallejo , Ying Yuan

Robots are good at performing repetitive tasks in modern manufacturing industries. However, robot motions are mostly planned and preprogrammed with a notable lack of adaptivity to task changes. Even for slightly changed tasks, the whole…

Systems and Control · Electrical Eng. & Systems 2022-07-04 Tian Yu , Qing Chang

We address the problem of dynamic variable selection in time series regression with unknown residual variances, where the set of active predictors is allowed to evolve over time. To capture time-varying variable selection uncertainty, we…

Methodology · Statistics 2019-09-24 Veronika Rockova , Kenichiro McAlinn

The Contrastive Language-Image Pre-training (CLIP) has recently shown remarkable generalization on "zero-shot" training and has applied to many downstream tasks. We explore the adaptation of CLIP to achieve a more efficient and generalized…

Computer Vision and Pattern Recognition · Computer Science 2023-08-10 Qiang Wang , Junlong Du , Ke Yan , Shouhong Ding

Continual fine-tuning of large language models (LLMs) is becoming increasingly crucial as these models are deployed in dynamic environments where tasks and data distributions evolve over time. While strong adaptability enables rapid…

Machine Learning · Computer Science 2026-03-11 Yiyang Lu , Yu He , Jianlong Chen , Hongyuan Zha

Unlike quasi-static robotic manipulation tasks like pick-and-place, dynamic tasks such as non-prehensile manipulation pose greater challenges, especially for vision-based control. Successful control requires the extraction of features…

Physics-based character animation has become a fundamental approach for synthesizing realistic, physically plausible motions. While current data-driven deep reinforcement learning (DRL) methods can synthesize complex skills, they struggle…

Artificial Intelligence · Computer Science 2026-04-08 Zhiquan Wang , Bedrich Benes

In this study, we investigate the task of data pre-selection, which aims to select instances for labeling from an unlabeled dataset through a single pass, thereby optimizing performance for undefined downstream tasks with a limited…

Computer Vision and Pattern Recognition · Computer Science 2023-07-24 Xin Li , Sima Behpour , Thang Doan , Wenbin He , Liang Gou , Liu Ren

Zero-shot action recognition is challenging due to the semantic gap between seen and unseen classes. We present a novel framework that enhances CLIP with disentangled embeddings and semantic-guided interaction. A Motion Separation Module…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Yiming Wang , Frederick W. B. Li , Jingyun Wang

In MRI, motion artefacts are among the most common types of artefacts. They can degrade images and render them unusable for accurate diagnosis. Traditional methods, such as prospective or retrospective motion correction, have been proposed…

Image and Video Processing · Electrical Eng. & Systems 2020-12-01 Soumick Chatterjee , Alessandro Sciarra , Max Dünnwald , Steffen Oeltze-Jafra , Andreas Nürnberger , Oliver Speck

Nowadays, industries are showing a growing interest in human-robot collaboration, particularly for shared tasks. This requires intelligent strategies to plan a robot's motions, considering both task constraints and human-specific factors…

Movement primitives (MPs) are compact representations of robot skills that can be learned from demonstrations and combined into complex behaviors. However, merely equipping robots with a fixed set of innate MPs is insufficient to deploy…

Robotics · Computer Science 2024-10-28 Tilman Daab , Noémie Jaquier , Christian Dreher , Andre Meixner , Franziska Krebs , Tamim Asfour

Reinforcement learning provides a general framework for flexible decision making and control, but requires extensive data collection for each new task that an agent needs to learn. In other machine learning fields, such as natural language…

Machine Learning · Computer Science 2020-11-20 Avi Singh , Huihan Liu , Gaoyue Zhou , Albert Yu , Nicholas Rhinehart , Sergey Levine