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Nonprehensile manipulation through precise pushing is an essential skill that has been commonly challenged by perception and physical uncertainties, such as those associated with contacts, object geometries, and physical properties. For…

机器人学 · 计算机科学 2024-03-21 Gaotian Wang , Kejia Ren , Kaiyu Hang

One-stream Transformer-based trackers achieve advanced performance in visual object tracking but suffer from significant computational overhead that hinders real-time deployment. While token pruning offers a path to efficiency, existing…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Hao Wu , Xudong Wang , Jialiang Zhang , Junlong Tong , Xinghao Chen , Junyan Lin , Yunpu Ma , Xiaoyu Shen

Multi-object tracking (MOT) in monocular videos is fundamentally challenged by occlusions and depth ambiguity, issues that conventional tracking-by-detection (TBD) methods struggle to resolve owing to a lack of geometric awareness. To…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Xudong Han , Pengcheng Fang , Yueying Tian , Jianhui Yu , Xiaohao Cai , Daniel Roggen , Philip Birch

Inertial localization is particularly valuable in GPS-denied environments such as indoors. However, localization using only Inertial Measurement Units (IMUs) suffers from drift caused by motion-process noise and sensor biases. This paper…

机器人学 · 计算机科学 2026-01-13 Mohammed S. Alharbi , Shinkyu Park

Unsupervised deep metric learning (UDML) focuses on learning a semantic representation space using only unlabeled data. This challenging problem requires accurately estimating the similarity between data points, which is used to supervise a…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Shubhang Bhatnagar , Narendra Ahuja

Bilateral teleoperation of low-speed Unmanned Ground Vehicles (UGVs) on soft terrains is crucial for applications like lunar exploration, offering effective control of terrain-induced longitudinal slippage. However, latency arising from…

系统与控制 · 电气工程与系统科学 2024-02-27 Ahmad Abubakar , Yahya Zweiri , AbdelGafoor Haddad , Mubarak Yakubu , Ruqayya Alhammadi , Lakmal Seneviratne

Tracking a target in cluttered and dynamic environments is challenging but forms a core component in applications like aerial cinematography. The obstacles in the environment not only pose collision risk but can also occlude the target from…

机器人学 · 计算机科学 2024-06-24 Houman Masnavi , Arun Kumar Singh , Farrokh Janabi-Sharifi

Analyzing the dynamical properties of mobile objects requires to extract trajectories from recordings, which is often done by tracking movies. We compiled a database of two-dimensional movies for very different biological and physical…

定量方法 · 定量生物学 2021-06-09 Benjamin Gallois , Raphaël Candelier

Full-body avatar presence is crucial for immersive social and environmental interactions in digital reality. However, current devices only provide three six degrees of freedom (DOF) poses from the headset and two controllers (i.e.…

计算机视觉与模式识别 · 计算机科学 2024-02-15 Dongseok Yang , Jiho Kang , Lingni Ma , Joseph Greer , Yuting Ye , Sung-Hee Lee

Visual odometry estimates the motion of a moving camera based on visual input. Existing methods, mostly focusing on two-view point tracking, often ignore the rich temporal context in the image sequence, thereby overlooking the global motion…

计算机视觉与模式识别 · 计算机科学 2025-11-07 Weirong Chen , Le Chen , Rui Wang , Marc Pollefeys

Real-time crack segmentation is vital for structural health monitoring but is plagued by aleatoric uncertainties arising from varying lighting, blur, and texture ambiguity. Current uncertainty-aware approaches typically treat uncertainty…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Conghui Li , Huanyu He , Xin Wang , Weiyao Lin , Chern Hong Lim

Deformable linear object (DLO) manipulation is needed in many fields. Previous research on deformable linear object (DLO) manipulation has primarily involved parallel jaw gripper manipulation with fixed grasping positions. However, the…

机器人学 · 计算机科学 2023-12-27 Sun Zhaole , Jihong Zhu , Robert B. Fisher

Deep learning-based approaches have achieved significant improvements on public video anomaly datasets, but often do not perform well in real-world applications. This paper addresses two issues: the lack of labeled data and the difficulty…

计算机视觉与模式识别 · 计算机科学 2024-04-22 Giacomo D'Amicantonio , Egor Bondarau , Peter H. N. de With

We present an approach to robustly track the geometry of an object that deforms over time from a set of input point clouds captured from a single viewpoint. The deformations we consider are caused by applying forces to known locations on…

计算机视觉与模式识别 · 计算机科学 2015-03-31 Stefanie Wuhrer , Jochen Lang , Motahareh Tekieh , Chang Shu

Tracking the 6DoF pose of unknown objects in monocular RGB video sequences is crucial for robotic manipulation. However, existing approaches typically rely on accurate depth information, which is non-trivial to obtain in real-world…

计算机视觉与模式识别 · 计算机科学 2024-12-04 Zhiyuan Chen , Fan Lu , Guo Yu , Bin Li , Sanqing Qu , Yuan Huang , Changhong Fu , Guang Chen

We present a numerical framework for deep neural network (DNN) modeling of unknown time-dependent partial differential equations (PDE) using their trajectory data. Unlike the recent work of [Wu and Xiu, J. Comput. Phys. 2020], where the…

机器学习 · 计算机科学 2021-11-24 Zhen Chen , Victor Churchill , Kailiang Wu , Dongbin Xiu

In this paper, we propose a unified localization framework (called UNILocPro) that integrates model-based localization and channel charting (CC) for mixed line-of-sight (LoS)/non-line-of-sight (NLoS) scenarios. Specifically, based on…

信号处理 · 电气工程与系统科学 2025-11-03 Yuhao Zhang , Guangjin Pan , Musa Furkan Keskin , Ossi Kaltiokallio , Mikko Valkama , Henk Wymeersch

Safe UAV navigation is challenging due to the complex environment structures, dynamic obstacles, and uncertainties from measurement noises and unpredictable moving obstacle behaviors. Although plenty of recent works achieve safe navigation…

机器人学 · 计算机科学 2022-03-15 Zhefan Xu , Di Deng , Yiping Dong , Kenji Shimada

Applications from manipulation to autonomous vehicles rely on robust and general object tracking to safely perform tasks in dynamic environments. We propose the first certifiably optimal category-level approach for simultaneous shape…

机器人学 · 计算机科学 2024-12-09 Lorenzo Shaikewitz , Samuel Ubellacker , Luca Carlone

We present SCOPE, a fast and efficient framework for modeling and manipulating deformable linear objects (DLOs). Unlike conventional energy-based approaches, SCOPE leverages convex approximations to significantly reduce computational cost…

机器人学 · 计算机科学 2026-01-28 Ali Jnadi , Hadi Salloum , Yaroslav Kholodov , Alexander Gasnikov , Karam Almaghout