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The accurate and efficient vessel draft reading (VDR) is an important component of intelligent maritime surveillance, which could be exploited to assist in judging whether the vessel is normally loaded or overloaded. The computer vision…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Jingxiang Qu , Ryan Wen Liu , Chenjie Zhao , Yu Guo , Sendren Sheng-Dong Xu , Fenghua Zhu , Yisheng Lv

In this paper, we consider the motion planning problem in Gaussian belief space for minimum sensing navigation. Despite the extensive use of sampling-based algorithms and their rigorous analysis in the deterministic setting, there has been…

机器人学 · 计算机科学 2023-06-02 Vrushabh Zinage , Ali Reza Pedram , Takashi Tanaka

Perception is one of the key abilities of autonomous mobile robotic systems, which often relies on fusion of heterogeneous sensors. Although this heterogeneity presents a challenge for sensor calibration, it is also the main prospect for…

机器人学 · 计算机科学 2019-04-09 Juraj Peršić , Luka Petrović , Ivan Marković , Ivan Petrović

Multi-sensor fusion is an effective way to enhance the positioning performance of autonomous underwater vehicles (AUVs). However, underwater multi-sensor fusion faces challenges such as heterogeneous frequency and dynamic availability of…

机器人学 · 计算机科学 2023-10-24 Jiangbo Song , Wanqing Li , Ruofan Liu , Xiangwei Zhu

In the field of 3D dynamic scene reconstruction, how to balance model convergence rate and rendering quality has long been a critical challenge that urgently needs to be addressed, particularly in high-precision modeling of scenes with…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Nengbo Lu , Minghua Pan , Shaohua Sun , Yizhou Liang

In Global Navigation Satellite System (GNSS)-denied environments such as indoor parking structures or dense urban canyons, achieving accurate and robust vehicle positioning remains a significant challenge. This paper proposes a…

机器人学 · 计算机科学 2025-06-25 Ola Elmaghraby , Eslam Mounier , Paulo Ricardo Marques de Araujo , Aboelmagd Noureldin

State estimation in multi-layer turbulent flow fields with only a single layer of partial observation remains a challenging yet practically important task. Applications include inferring the state of the deep ocean by exploiting surface…

流体动力学 · 物理学 2025-09-30 Zhongrui Wang , Nan Chen , Di Qi

This paper introduces an active learning framework for manifold Gaussian Process (GP) regression, combining manifold learning with strategic data selection to improve accuracy in high-dimensional spaces. Our method jointly optimizes a…

机器学习 · 统计学 2026-05-12 Yuanxing Cheng , Lulu Kang , Yiwei Wang , Chun Liu

Statistical modeling of dependent directional data remains relatively underexplored, particularly in high-dimensional spatial settings. Existing approaches for spatial angular data primarily rely on wrapped Gaussian process (WGP) models,…

统计方法学 · 统计学 2026-03-09 Arnab Hazra

Recently, the Neural Radiance Field (NeRF) advancement has facilitated few-shot Novel View Synthesis (NVS), which is a significant challenge in 3D vision applications. Despite numerous attempts to reduce the dense input requirement in NeRF,…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Wangze Xu , Huachen Gao , Shihe Shen , Rui Peng , Jianbo Jiao , Ronggang Wang

Short-term water demand forecasting (StWDF) is the foundation stone in the derivation of an optimal plan for controlling water supply systems. Deep learning (DL) approaches provide the most accurate solutions for this purpose. However, they…

机器学习 · 计算机科学 2025-12-09 Tony Salloom , Okyay Kaynak , Wei He

Global navigation satellite system (GNSS) positioning is widely used for urban navigation, but the covariance reported by the GNSS solver is often unreliable in urban canyons. Existing differentiable factor graph optimization (DFGO) methods…

信号处理 · 电气工程与系统科学 2026-05-08 Liang Qian , Penggao Yan , Penghui Xu , Li-Ta Hsu

This article proposes a visual inertial navigation algorithm intended to diminish the horizontal position drift experienced by autonomous fixed wing UAVs (Unmanned Air Vehicles) in the absence of GNSS (Global Navigation Satellite System)…

机器人学 · 计算机科学 2023-08-17 Eduardo Gallo , Antonio Barrientos

Forward Osmosis (FO) is a promising low-energy membrane separation technology, but challenges in accurately modelling its water flux (Jw) persist due to complex internal mass transfer phenomena. Traditional mechanistic models struggle with…

机器学习 · 计算机科学 2025-12-12 Shiv Ratn , Shivang Rampriyan , Bahni Ray

Micro-Doppler-based target classification capabilities of the automotive radars can provide high reliability and short latency to the future active safety automotive features. A large number of pedestrians surrounding vehicle in practical…

信号处理 · 电气工程与系统科学 2018-08-02 Petro Khomchuk , Inna Stainvas , Igal Bilik

Using data sources beyond the Automatic Identification System to represent the context a vessel is navigating in and consequently improve situation awareness is still rare in machine learning approaches to vessel trajectory prediction…

机器学习 · 计算机科学 2024-10-23 Kathrin Donandt , Dirk Söffker

The paper discusses the improvement of the accuracy of an inertial navigation system created on the basis of MEMS sensors using machine learning (ML) methods. As input data for the classifier, we used infor-mation obtained from a developed…

机器人学 · 计算机科学 2022-12-08 Aleksandr N. Grekov , Aleksei A. Kabanov , Sergei Yu. Alekseev

In underwater images, most useful features are occluded by water. The extent of the occlusion depends on imaging geometry and can vary even across a sequence of burst images. As a result, 3D reconstruction methods robust on in-air scenes,…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Nir Mualem , Roy Amoyal , Oren Freifeld , Derya Akkaynak

Sparse identification of differential equations aims to compute the analytic expressions from the observed data explicitly. However, there exist two primary challenges. Firstly, it exhibits sensitivity to the noise in the observed data,…

数值分析 · 数学 2024-01-23 Yuhuang Meng , Yue Qiu

Visual Place Recognition (VPR) systems often have imperfect performance, affecting the `integrity' of position estimates and subsequent robot navigation decisions. Previously, SVM classifiers have been used to monitor VPR integrity. This…

计算机视觉与模式识别 · 计算机科学 2024-11-20 Owen Claxton , Connor Malone , Helen Carson , Jason Ford , Gabe Bolton , Iman Shames , Michael Milford