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Accurate tracking of an anatomical landmark over time has been of high interests for disease assessment such as minimally invasive surgery and tumor radiation therapy. Ultrasound imaging is a promising modality benefiting from low-cost and…

计算机视觉与模式识别 · 计算机科学 2023-02-01 Zhihua Liu , Bin Yang , Yan Shen , Xuejun Ni , Huiyu Zhou

The Joint Detection and Embedding (JDE) framework has achieved remarkable progress for multiple object tracking. Existing methods often employ extracted embeddings to re-establish associations between new detections and previously disrupted…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Yaoqi Hu , Axi Niu , Yu Zhu , Qingsen Yan , Jinqiu Sun , Yanning Zhang

Discontinuity layout optimization (DLO) is a relatively new upper bound limit analysis method. Compared to classic topology optimization methods, aimed at obtaining the optimum design of a structure by considering its self-weight, building…

计算工程、金融与科学 · 计算机科学 2022-03-09 Yiming Zhang , Xueya Wang , Xinquan Wang , Herbert Mang

Articulated objects are prevalent in daily life and robotic manipulation tasks. However, compared to rigid objects, pose tracking for articulated objects remains an underexplored problem due to their inherent kinematic constraints. To…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Xianhui Meng , Yukang Huo , Li Zhang , Liu Liu , Haonan Jiang , Yan Zhong , Pingrui Zhang , Cewu Lu , Jun Liu

Purpose: Accurate detection and 6D pose estimation of surgical instruments are crucial for many computer-assisted interventions. However, supervised methods lack flexibility for new or unseen tools and require extensive annotated data. This…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Jonas Hein , Lilian Calvet , Matthias Seibold , Siyu Tang , Marc Pollefeys , Philipp Fürnstahl

Tracking and modeling unknown rigid objects in the environment play a crucial role in autonomous unmanned systems and virtual-real interactive applications. However, many existing Simultaneous Localization, Mapping and Moving Object…

机器人学 · 计算机科学 2023-10-03 Linghao Yang , Yanmin Wu , Yu Deng , Rui Tian , Xinggang Hu , Tiefeng Ma

Object tracking is a fundamental tool in modern innovation, with applications in defense systems, autonomous vehicles, and biomedical research. It enables precise identification, monitoring, and spatiotemporal analysis of objects across…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Mojtaba S. Fazli , Shannon Quinn

This paper proposes Elastic Tracker, a flexible trajectory planning framework that can deal with challenging tracking tasks with guaranteed safety and visibility. Firstly, an object detection and intension-free motion prediction method is…

机器人学 · 计算机科学 2022-03-03 Jialin Ji , Neng Pan , Chao Xu , Fei Gao

As legged robots are deployed in industrial and autonomous construction tasks requiring collaborative manipulation, they must handle object manipulation while maintaining stable locomotion. The challenge intensifies in real-world…

机器人学 · 计算机科学 2024-10-16 Mohsen Sombolestan , Quan Nguyen

Next generation Unmanned Aerial Vehicles (UAVs) must reliably avoid moving obstacles. Existing dynamic collision avoidance methods are effective where obstacle trajectories are linear or known, but such restrictions are not accurate to many…

机器人学 · 计算机科学 2019-03-12 Vincent Kurtz , Hai Lin

Guidance for assemblable parts is a promising field for augmented reality. Augmented reality assembly guidance requires 6D object poses of target objects in real time. Especially in time-critical medical or industrial settings, continuous…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Shiyu Li , Hannah Schieber , Niklas Corell , Bernhard Egger , Julian Kreimeier , Daniel Roth

Relative pose estimation is fundamental for SLAM, visual localization, and 3D reconstruction. Existing Relative Pose Regression (RPR) methods face a key trade-off: feature-matching pipelines achieve high accuracy but block gradient flow via…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Jun Wang , Xiaoyan Huang

Recent Vision-and-Language Navigation (VLN) advancements are promising, but their idealized assumptions about robot movement and control fail to reflect physically embodied deployment challenges. To bridge this gap, we introduce VLN-PE, a…

机器人学 · 计算机科学 2025-09-29 Liuyi Wang , Xinyuan Xia , Hui Zhao , Hanqing Wang , Tai Wang , Yilun Chen , Chengju Liu , Qijun Chen , Jiangmiao Pang

A `trajectory' refers to a trace generated by a moving object in geographical spaces, usually represented by of a series of chronologically ordered points, where each point consists of a geo-spatial coordinate set and a timestamp. Rapid…

机器学习 · 计算机科学 2021-11-16 Seongjin Choi

Following the tracking-by-attention paradigm, this paper introduces an object-centric, transformer-based framework for tracking in 3D. Traditional model-based tracking approaches incorporate the geometric effect of object- and ego motion…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Simon Doll , Niklas Hanselmann , Lukas Schneider , Richard Schulz , Markus Enzweiler , Hendrik P. A. Lensch

Quadruped robots are increasingly deployed in unstructured environments. Safe locomotion in these settings requires long-horizon goal progress, passability over uneven terrain and static constraints, and collision avoidance against…

机器人学 · 计算机科学 2026-02-10 Zihao Xu , Runyu Lei , Zihao Li , Boxi Lin , Ce Hao , Jin Song Dong

Field robotics in perceptually-challenging environments require fast and accurate state estimation, but modern LiDAR sensors quickly overwhelm current odometry algorithms. To this end, this paper presents a lightweight frontend LiDAR…

机器人学 · 计算机科学 2022-01-10 Kenny Chen , Brett T. Lopez , Ali-akbar Agha-mohammadi , Ankur Mehta

Over the past decade, lidars have become a cornerstone of robotics state estimation and perception thanks to their ability to provide accurate geometric information about their surroundings in the form of 3D scans. Unfortunately, most of…

机器人学 · 计算机科学 2024-10-08 Cedric Le Gentil , Raphael Falque , Teresa Vidal-Calleja

Multi-object tracking (MOT) is an essential task in the computer vision field. With the fast development of deep learning technology in recent years, MOT has achieved great improvement. However, some challenges still remain, such as…

计算机视觉与模式识别 · 计算机科学 2021-05-07 Gaoang Wang , Yizhou Wang , Renshu Gu , Weijie Hu , Jenq-Neng Hwang

The robotic manipulation of Deformable Linear Objects (DLOs) is a fundamental challenge due to the high-dimensional, non-linear dynamics of flexible structures and the complexity of maintaining topological integrity during contact-rich…

机器人学 · 计算机科学 2026-05-01 Tim Missal , Lucas Domingues , Berk Guler , Simon Manschitz , Jan Peters , Paula Dornhofer Paro Costa