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Reliable odometry in highly dynamic environments remains challenging when it relies on ICP-based registration: ICP assumes near-static scenes and degrades in repetitive or low-texture geometry. We introduce Dynamic-ICP, a Doppler-aware…

Robotics · Computer Science 2026-03-19 Dong Wang , Daniel Casado Herraez , Stefan May , Andreas Nüchter

Recently, 4D millimetre-wave radar exhibits more stable perception ability than LiDAR and camera under adverse conditions (e.g. rain and fog). However, low-quality radar points hinder its application, especially the odometry task that…

Robotics · Computer Science 2025-03-04 Zhiheng Li , Yubo Cui , Ningyuan Huang , Chenglin Pang , Zheng Fang

Despite having achieved real-time performance in mesh construction, most of the current LiDAR odometry and meshing methods may struggle to deal with complex scenes due to relying on explicit meshing schemes. They are usually sensitive to…

Robotics · Computer Science 2023-12-27 Yanjin Zhu , Xin Zheng , Jianke Zhu

Loop Closure Detection (LCD) is an essential task in robotics and computer vision, serving as a fundamental component for various applications across diverse domains. These applications encompass object recognition, image retrieval, and…

Robotics · Computer Science 2023-09-14 Mirko Usuelli , Matteo Frosi , Paolo Cudrano , Simone Mentasti , Matteo Matteucci

In this work, we propose the orthogonal delay-Doppler (DD) division multiplexing (ODDM) modulation with frequency modulated continuous wave (FMCW) (ODDM-FMCW) waveform to enable integrated sensing and communication (ISAC) with a low…

Signal Processing · Electrical Eng. & Systems 2026-02-03 Kehan Huang , Akram Shafie , Min Qiu , Elias Aboutanios , Jinhong Yuan

In this letter we investigate a tightly coupled Lidar-Inertia Odometry and Mapping (LIOM) scheme, with the capability to incorporate multiple lidars with complementary field of view (FOV). In essence, we devise a time-synchronized scheme to…

Robotics · Computer Science 2021-07-07 Thien-Minh Nguyen , Shenghai Yuan , Muqing Cao , Yang Lyu , Thien Hoang Nguyen , Lihua Xie

State-of-the-art forward facing monocular visual-inertial odometry algorithms are often brittle in practice, especially whilst dealing with initialisation and motion in directions that render the state unobservable. In such cases having a…

Robotics · Computer Science 2019-05-15 Bo Fu , Kumar Shaurya Shankar , Nathan Michael

Mobile AR applications benefit from fast initialization to display world-locked effects instantly. However, standard visual odometry or SLAM algorithms require motion parallax to initialize (see Figure 1) and, therefore, suffer from delayed…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Alejo Concha , Michael Burri , Jesús Briales , Christian Forster , Luc Oth

This paper presents a lidar-only state estimation and tracking framework, along with a roadside sensing unit for integration with existing urban infrastructure. Urban deployments demand scalable, real-time tracking solutions, yet…

Robotics · Computer Science 2025-09-25 Simon Schäfer , Bassam Alrifaee , Ehsan Hashemi

Real-time LiDAR-visual-inertial odometry and mapping is crucial for navigation and planning tasks in intelligent transportation systems. This study presents a pose-only bundle adjustment (PA) LiDAR-visual-inertial odometry (LVIO), named…

Robotics · Computer Science 2026-03-25 Hailiang Tang , Tisheng Zhang , Liqiang Wang , Xin Ding , Man Yuan , Xiaoji Niu

Hybrid pipelines that combine deep learning with classical optimization have established themselves as the dominant approach to visual odometry (VO). By integrating neural network predictions with bundle adjustment, these models estimate…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Vlardimir Yugay , Duy-Kien Nguyen , Theo Gevers , Cees G. M. Snoek , Martin R. Oswald

This paper presents a novel visual-LiDAR odometry and mapping method with low-drift characteristics. The proposed method is based on two popular approaches, ORB-SLAM and A-LOAM, with monocular scale correction and visual-bootstrapped LiDAR…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Hanyu Cai , Ni Ou , Junzheng Wang

In the last decades, Light Detection And Ranging (LiDAR) technology has been extensively explored as a robust alternative for self-localization and mapping. These approaches typically state ego-motion estimation as a non-linear optimization…

Off-road robotics have traditionally utilized lidar for local navigation due to its accuracy and high resolution. However, the limitations of lidar, such as reduced performance in harsh environmental conditions and limited range, have…

Robotics · Computer Science 2023-10-27 Timothy Overbye , Srikanth Saripalli

This paper documents the winning entry at the CVPR2017 vehicle velocity estimation challenge. Velocity estimation is an emerging task in autonomous driving which has not yet been thoroughly explored. The goal is to estimate the relative…

Computer Vision and Pattern Recognition · Computer Science 2018-02-21 Moritz Kampelmühler , Michael G. Müller , Christoph Feichtenhofer

Generating high-quality time-series data is challenging because real-world signals often exhibit multimodal patterns and multiscale dynamics, including oscillations and high-frequency variations. Flow Matching (FM) offers an efficient…

Machine Learning · Computer Science 2026-05-29 Junru Zhang , Lang Feng , Jinbo Wang , Xu Guo , Yucheng Wang , Han Yu , Min Wu , Yabo Dong , Duanqing Xu

Future wireless communication systems must simultaneously address multiple challenges to ensure accurate data detection, deliver high Quality of Service (QoS), adding enable a high data transmission with low system design. Additionally,…

Information Theory · Computer Science 2024-10-03 Amina Darghouthi , Abdelhakim Khlifi , Belgacem Chibani

Currently, visual odometry and LIDAR odometry are performing well in pose estimation in some typical environments, but they still cannot recover the localization state at high speed or reduce accumulated drifts. In order to solve these…

Robotics · Computer Science 2025-04-01 Jintao Cheng , Bohuan Xue , Shiyang Chen , Qiuchi Xiang , Xiaoyu Tang

Precise ego-motion measurement is crucial for various applications, including robotics, augmented reality, and autonomous navigation. In this poster, we propose mmPhase, an odometry framework based on single-chip millimetre-wave (mmWave)…

Robotics · Computer Science 2024-04-16 Argha Sen , Soham Chakraborty , Soham Tripathy , Sandip Chakraborty

We present a real-time monocular thermal-inertial odometry system designed for high-velocity, GPS-denied flight on embedded hardware. The system fuses measurements from a FLIR Boson+ 640 longwave infrared camera, a high-rate IMU, a laser…

Robotics · Computer Science 2026-03-03 Austin Stone , Mark Petersen , Cammy Peterson