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This paper presents a lightweight LiDAR-inertial-visual odometry system optimized for resource-constrained platforms. It integrates a degeneration-aware adaptive visual frame selector into error-state iterated Kalman filter (ESIKF) with…

Robotics · Computer Science 2025-01-24 Bingyang Zhou , Chunran Zheng , Ziming Wang , Fangcheng Zhu , Yixi Cai , Fu Zhang

Training deep neural networks using backpropagation is very memory and computationally intensive. This makes it difficult to run on-device learning or fine-tune neural networks on tiny, embedded devices such as low-power micro-controller…

Machine Learning · Computer Science 2023-08-21 Marcus Rüb , Daniel Maier , Daniel Mueller-Gritschneder , Axel Sikora

Small-scale farming communities are disproportionately affected by water scarcity, erratic climate patterns, and a lack of access to advanced, affordable agricultural technologies. To address these challenges, this paper presents a novel,…

Machine Learning · Computer Science 2026-01-21 Kamogelo Taueatsoala , Caitlyn Daniels , Angelina J. Ramsunar , Petrus Bronkhorst , Absalom E. Ezugwu

In recent years, the demand for mapping construction sites or buildings using light detection and ranging~(LiDAR) sensors has been increased to model environments for efficient site management. However, it is observed that sometimes…

Robotics · Computer Science 2023-04-26 Hyungtae Lim , Daebeom Kim , Beomsoo Kim , Hyun Myung

This project presents the development of a gait recognition system using Tiny Machine Learning (Tiny ML) and Inertial Measurement Unit (IMU) sensors. The system leverages the XIAO-nRF52840 Sense microcontroller and the LSM6DS3 IMU sensor to…

Machine Learning · Computer Science 2025-07-25 Jiahang Zhang , Mingtong Chen , Zhengbao Yang

Driven by the simple and effective Dense O2O, DEIM demonstrates faster convergence and enhanced performance. In this work, we extend it with DINOv3 features, resulting in DEIMv2. DEIMv2 spans eight model sizes from X to Atto, covering GPU,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Shihua Huang , Yongjie Hou , Longfei Liu , Xuanlong Yu , Xi Shen

This paper presents a low-complexity robust data-dependent dimensionality reduction based on a modified joint iterative optimization (MJIO) algorithm for reduced-rank beamforming and steering vector estimation. The proposed robust…

Information Theory · Computer Science 2014-01-21 P. Li , R. C. de Lamare

MEMS Inertial Measurement Units (IMUs) as ubiquitous proprioceptive motion measurement devices are available on various everyday gadgets and robotic platforms. Nevertheless, the direct inference of geometrical transformations or odometry…

Machine Learning · Computer Science 2022-03-22 R. Khorrambakht , H. Damirchi , H. D. Taghirad

We consider optimal experimental design (OED) problems in selecting the most informative observation sensors to estimate model parameters in a Bayesian framework. Such problems are computationally prohibitive when the…

Computational Engineering, Finance, and Science · Computer Science 2024-09-10 Jinwoo Go , Peng Chen

Efficient data collection from a multitude of Internet of Things (IoT) devices is crucial for various applications, yet existing solutions often struggle with minimizing access delay and Age of Information (AoI), especially when managing…

Networking and Internet Architecture · Computer Science 2024-07-24 A. B. Abdul Razzaque , A. Baiocchi

We introduce XIRVIO, a transformer-based Generative Adversarial Network (GAN) framework for monocular visual inertial odometry (VIO). By taking sequences of images and 6-DoF inertial measurements as inputs, XIRVIO's generator predicts pose…

Robotics · Computer Science 2025-03-04 Chit Yuen Lam , Ronald Clark , Basaran Bahadir Kocer

Advances in low-power electronics and machine learning techniques lead to many novel wearable IoT devices. These devices have limited battery capacity and computational power. Thus, energy harvesting from ambient sources is a promising…

Signal Processing · Electrical Eng. & Systems 2022-03-21 Toygun Basaklar , Yigit Tuncel , Umit Y. Ogras

This paper introduces UVIO, a multi-sensor framework that leverages Ultra Wide Band (UWB) technology and Visual-Inertial Odometry (VIO) to provide robust and low-drift localization. In order to include range measurements in state…

Robotics · Computer Science 2026-04-23 Giulio Delama , Farhad Shamsfakhr , Stephan Weiss , Daniele Fontanelli , Alessandro Fornasier

A common prerequisite for evaluating a visual(-inertial) odometry (VO/VIO) algorithm is to align the timestamps and the reference frame of its estimated trajectory with a reference ground-truth derived from a system of superior precision,…

Robotics · Computer Science 2024-04-25 Zichao Shu , Lijun Li , Rui Wang , Zetao Chen

Herein, an atomic norm based method for accurately estimating the location and orientation of a target from millimeter-wave multi-input-multi-output (MIMO) orthogonal frequency-division multiplexing (OFDM) signals is presented. A novel…

Signal Processing · Electrical Eng. & Systems 2021-10-12 Jianxiu Li , Maxime Ferreira Da Costa , Urbashi Mitra

This work proposes an energy-efficient Directional Modulation (DM) scheme for on-body Internet of Things (IoT) devices. DM performance is tested using a 5-port stacked-patch MIMO antenna under two scenarios: a free space case and using a…

Signal Processing · Electrical Eng. & Systems 2023-01-18 Abel Zandamela , Nicola Marchetti , Adam Narbudowicz

Large-scale MIMO systems are well known for their advantages in communications, but they also have the potential for providing very accurate localization thanks to their high angular resolution. A difficult problem arising indoors and…

Information Theory · Computer Science 2017-02-13 Nil Garcia , Henk Wymeersch , Erik G. Larsson , Alexander M. Haimovich , Martial Coulon

One of appealing approaches to guiding learnable parameter optimization, such as feature maps, is global attention, which enlightens network intelligence at a fraction of the cost. However, its loss calculation process still falls short:…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Suyu Han , Guodong Wang , Donghua Liu

In this paper, a computational resources-aware parameter adaptation method for visual-inertial navigation systems is proposed with the goal of enabling the improved deployment of such algorithms on computationally constrained systems. Such…

Robotics · Computer Science 2021-06-02 Pranay Mathur , Nikhil Khedekar , Kostas Alexis

The majority of IoT devices like smartwatches, smart plugs, HVAC controllers, etc., are powered by hardware with a constrained specification (low memory, clock speed and processor) which is insufficient to accommodate and execute large,…