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Agile locomotion in legged robots poses significant challenges for visual perception. Traditional frame-based cameras often fail in these scenarios for producing blurred images, particularly under low-light conditions. In contrast, event…

机器人学 · 计算机科学 2026-01-07 Jingcheng Cao , Chaoran Xiong , Jianmin Song , Shang Yan , Jiachen Liu , Ling Pei

Moving object segmentation (MOS) and Ego velocity estimation (EVE) are vital capabilities for mobile systems to achieve full autonomy. Several approaches have attempted to achieve MOSEVE using a LiDAR sensor. However, LiDAR sensors are…

机器人学 · 计算机科学 2024-05-22 Changsong Pang , Xieyuanli Chen , Yimin Liu , Huimin Lu , Yuwei Cheng

In this paper, we study state estimation of multi-visual-inertial systems (MVIS) and develop sensor fusion algorithms to optimally fuse an arbitrary number of asynchronous inertial measurement units (IMUs) or gyroscopes and global and(or)…

机器人学 · 计算机科学 2024-09-04 Yulin Yang , Patrick Geneva , Guoquan Huang

As cameras and inertial sensors are becoming ubiquitous in mobile devices and robots, it holds great potential to design visual-inertial navigation systems (VINS) for efficient versatile 3D motion tracking which utilize any (multiple)…

机器人学 · 计算机科学 2020-06-30 Kevin Eckenhoff , Patrick Geneva , Guoquan Huang

Millimeter-wave (mmWave) frequencies promise multi-gigabit connectivity for vehicle-to-everything (V2X) networks, but face challenges in terms of severe path loss and mobility-related beam misalignment. Reliable V2X connectivity requires…

网络与互联网体系结构 · 计算机科学 2026-05-07 Avhishek Biswas , Apala Pramanik , Eylem Ekici , Mehmet C. Vuran

Event-based motion field estimation is an important task. However, current optical flow methods face challenges: learning-based approaches, often frame-based and relying on CNNs, lack cross-domain transferability, while model-based methods,…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Dehao Yuan , Levi Burner , Jiayi Wu , Minghui Liu , Jingxi Chen , Yiannis Aloimonos , Cornelia Fermüller

This paper presents a fully unsupervised deep change detection approach for mobile robots with 3D LiDAR. In unstructured environments, it is infeasible to define a closed set of semantic classes. Instead, semantic segmentation is…

机器人学 · 计算机科学 2024-05-01 Alexander Krawciw , Jordy Sehn , Timothy D. Barfoot

Current autonomous driving algorithms heavily rely on the visible spectrum, which is prone to performance degradation in adverse conditions like fog, rain, snow, glare, and high contrast. Although other spectral bands like near-infrared…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Youngwan Jin , Michal Kovac , Yagiz Nalcakan , Hyeongjin Ju , Hanbin Song , Sanghyeop Yeo , Shiho Kim

High-speed boundary-layer transition is extremely sensitive to the free-stream disturbances which are often uncertain. This uncertainty compromises predictions of models and simulations. To enhance the fidelity of simulations, we directly…

流体动力学 · 物理学 2021-04-28 David A. Buchta , Tamer A. Zaki

Dynamic environments such as urban areas are still challenging for popular visual-inertial odometry (VIO) algorithms. Existing datasets typically fail to capture the dynamic nature of these environments, therefore making it difficult to…

机器人学 · 计算机科学 2021-02-12 Koji Minoda , Fabian Schilling , Valentin Wüest , Dario Floreano , Takehisa Yairi

We propose a physics-informed data-driven framework for urban wind estimation. This framework validates and incorporates the Reynolds number independence for flows under various working conditions, thus allowing the extrapolation for wind…

LiDAR point clouds have become the most common data source in autonomous driving. However, due to the sparsity of point clouds, accurate and reliable detection cannot be achieved in specific scenarios. Because of their complementarity with…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Leichao Cui , Xiuxian Li , Min Meng , Xiaoyu Mo

This paper proposes FAST-LIVO2: a fast, direct LiDAR-inertial-visual odometry framework to achieve accurate and robust state estimation in SLAM tasks and provide great potential in real-time, onboard robotic applications. FAST-LIVO2 fuses…

Neural Scene Flow Prior (NSFP) is of significant interest to the vision community due to its inherent robustness to out-of-distribution (OOD) effects and its ability to deal with dense lidar points. The approach utilizes a coordinate neural…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Xueqian Li , Jianqiao Zheng , Francesco Ferroni , Jhony Kaesemodel Pontes , Simon Lucey

Millimeter-wave (mmWave) radar offers robust sensing capabilities in diverse environments, making it a highly promising solution for human body reconstruction due to its privacy-friendly and non-intrusive nature. However, the significant…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Jiarui Yang , Songpengcheng Xia , Zengyuan Lai , Lan Sun , Qi Wu , Wenxian Yu , Ling Pei

Moving object detection and segmentation is an essential task in the Autonomous Driving pipeline. Detecting and isolating static and moving components of a vehicle's surroundings are particularly crucial in path planning and localization…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Sambit Mohapatra , Mona Hodaei , Senthil Yogamani , Stefan Milz , Heinrich Gotzig , Martin Simon , Hazem Rashed , Patrick Maeder

Accurately determining fluid viscosity is crucial for various industrial and scientific applications. Traditional methods of viscosity measurement, though reliable, often require manual intervention and cannot easily adapt to real-time…

机器学习 · 计算机科学 2023-12-05 Jong Hoon Park , Gauri Pramod Dalwankar , Alison Bartsch , Abraham George , Amir Barati Farimani

Autonomous navigation for legged robots in complex and dynamic environments relies on robust simultaneous localization and mapping (SLAM) systems to accurately map surroundings and localize the robot, ensuring safe and efficient operation.…

Robust object detection for Unmanned Surface Vehicles (USVs) in complex water environments is essential for reliable navigation and operation. Specifically, water surface object detection faces challenges from blurred edges and diverse…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Huilin Yin , Pengyu Wang , Senmao Li , Jun Yan , Daniel Watzenig

Indoor scene understanding remains a fundamental challenge in robotics, with direct implications for downstream tasks such as navigation and manipulation. Traditional approaches often rely on closed-set recognition or loop closure, limiting…

机器人学 · 计算机科学 2025-06-10 Hongming Chen , Yiyang Lin , Ziliang Li , Biyu Ye , Yuying Zhang , Ximin Lyu