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Vision Transformers (ViTs) have emerged as the backbone of many segmentation models, consistently achieving state-of-the-art (SOTA) performance. However, their success comes at a significant computational cost. Image token pruning is one of…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Hanning Chen , Yang Ni , Wenjun Huang , Yezi Liu , SungHeon Jeong , Fei Wen , Nathaniel Bastian , Hugo Latapie , Mohsen Imani

The virtual try-on system has gained great attention due to its potential to give customers a realistic, personalized product presentation in virtualized settings. In this paper, we present PT-VTON, a novel pose-transfer-based framework for…

计算机视觉与模式识别 · 计算机科学 2021-11-25 Hanhan Zhou , Tian Lan , Guru Venkataramani

Despite the extensive adoption of machine learning on the task of visual object tracking, recent learning-based approaches have largely overlooked the fact that visual tracking is a sequence-level task in its nature; they rely heavily on…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Minji Kim , Seungkwan Lee , Jungseul Ok , Bohyung Han , Minsu Cho

Robot teleoperation gains great success in various situations, including chemical pollution rescue, disaster relief, and long-distance manipulation. In this article, we propose a virtual reality (VR) based robot teleoperation system to…

机器人学 · 计算机科学 2023-08-03 Lingxiao Meng , Jiangshan Liu , Wei Chai , Jiankun Wang , Max Q. -H. Meng

Pretraining on noisy, internet-scale datasets has been heavily studied as a technique for training models with broad, general capabilities for text, images, and other modalities. However, for many sequential decision domains such as…

For an autonomous agent to fulfill a wide range of user-specified goals at test time, it must be able to learn broadly applicable and general-purpose skill repertoires. Furthermore, to provide the requisite level of generality, these skills…

机器学习 · 计算机科学 2018-12-05 Ashvin Nair , Vitchyr Pong , Murtaza Dalal , Shikhar Bahl , Steven Lin , Sergey Levine

The setup considered in the paper consists of sensors in a Networked Control System that are used to build a digital twin (DT) model of the system dynamics. The focus is on control, scheduling, and resource allocation for sensory…

信号处理 · 电气工程与系统科学 2023-11-28 Van-Phuc Bui , Shashi Raj Pandey , Pedro M. de Sant Ana , Petar Popovski

The successful application of large pre-trained models such as BERT in natural language processing has attracted more attention from researchers. Since the BERT typically acts as an end-to-end black box, classification systems based on it…

计算与语言 · 计算机科学 2023-09-06 Shuai Jiang , Sayaka Kamei , Chen Li , Shengzhe Hou , Yasuhiko Morimoto

Large behavior models have shown strong dexterous manipulation capabilities by extending imitation learning to large-scale training on multi-task robot data, yet their generalization remains limited by the insufficient robot data coverage.…

The robustness of visual navigation policies trained through imitation often hinges on the augmentation of the training image-action pairs. Traditionally, this has been done by collecting data from multiple cameras, by using standard data…

计算机视觉与模式识别 · 计算机科学 2021-10-18 Dhruv Sharma , Alihusein Kuwajerwala , Florian Shkurti

Although pre-trained Vision-Language-Action (VLA) models exhibit impressive generalization in robotic manipulation, post-training remains crucial to ensure reliable performance during deployment. However, standard offline Supervised…

机器人学 · 计算机科学 2026-03-30 Zhide Zhong , Haodong Yan , Junfeng Li , Junjie He , Tianran Zhang , Haoang Li

We propose a model-free deep reinforcement learning method that leverages a small amount of demonstration data to assist a reinforcement learning agent. We apply this approach to robotic manipulation tasks and train end-to-end visuomotor…

Acquiring large-scale, high-fidelity robot demonstration data remains a critical bottleneck for scaling Vision-Language-Action (VLA) models in dexterous manipulation. We propose a Real-Sim-Real data collection and data editing pipeline that…

机器人学 · 计算机科学 2026-02-10 Jiacheng Fan , Zhiyue Zhao , Yiqian Zhang , Chao Chen , Peide Wang , Hengdi Zhang , Zhengxue Cheng

Recent work on visual representation learning has shown to be efficient for robotic manipulation tasks. However, most existing works pretrained the visual backbone solely on 2D images or egocentric videos, ignoring the fact that robots…

机器人学 · 计算机科学 2024-01-18 Wanying Wang , Jinming Li , Yichen Zhu , Zhiyuan Xu , Zhengping Che , Yaxin Peng , Chaomin Shen , Dong Liu , Feifei Feng , Jian Tang

Foundation models compress a large amount of information in a single, large neural network, which can then be queried for individual tasks. There are strong parallels between this widespread framework and offline goal-conditioned…

机器学习 · 计算机科学 2026-05-14 Marco Bagatella , Mert Albaba , Jonas Hübotter , Georg Martius , Andreas Krause

Image retrieval plays an important role in the Internet world. Usually, the core parts of mainstream visual retrieval systems include an online service of the embedding model and a large-scale vector database. For traditional model…

计算机视觉与模式识别 · 计算机科学 2023-05-05 Tan Pan , Furong Xu , Xudong Yang , Sifeng He , Chen Jiang , Qingpei Guo , Feng Qian Xiaobo Zhang , Yuan Cheng , Lei Yang , Wei Chu

Existing visual change detectors usually adopt CNNs or Transformers for feature representation learning and focus on learning effective representation for the changed regions between images. Although good performance can be obtained by…

计算机视觉与模式识别 · 计算机科学 2023-10-18 Bo Jiang , Zitian Wang , Xixi Wang , Ziyan Zhang , Lan Chen , Xiao Wang , Bin Luo

Many reinforcement learning algorithms, particularly those that rely on return estimates for policy improvement, can suffer from poor sample efficiency and training instability due to high-variance return estimates. In this paper we…

机器学习 · 计算机科学 2026-01-06 Alexander W. Goodall , Edwin Hamel-De le Court , Francesco Belardinelli

Offline reinforcement learning algorithms hold the promise of enabling data-driven RL methods that do not require costly or dangerous real-world exploration and benefit from large pre-collected datasets. This in turn can facilitate…

Task performance in terms of task completion time in teleoperation is still far behind compared to humans conducting tasks directly. One large identified impact on this is the human capability to perform transformations and alignments,…

机器人学 · 计算机科学 2025-05-20 Max Grobbel , Daniel Flögel , Philipp Rigoll , Sören Hohmann