Results 71 to 80 of about 6,904 (221)

State and Perspectives of Underwater Robotics - Role of Laboratory for Underwater Systems and Technologies [PDF]

open access: yes, 2016
The state and perspectives of underwater robotics is presented. The role and achievements of Laboratory for underwater systems and technologies (LABUST) in this domain is described.
Nikola Mišković, Zoran Vukić
core   +2 more sources

PBM‐YOLO: A Performance Balanced Floating Garbage Detection Model for Water Surface Environments

open access: yesIET Image Processing, Volume 19, Issue 1, January/December 2025.
We propose a lightweight detection model, PBM‐YOLO, for floating garbage detection on water surfaces. Based on YOLOv8n, the model introduces a feature extraction module (FSEM) that integrates frequency and spatial information to enhance object representation.
Yazheng Hou, Yuanhui Yu
wiley   +1 more source

Parameter optimization of unmanned surface vessel propulsion motor based on BAS-PSO

open access: yesInternational Journal of Advanced Robotic Systems, 2022
Despite advances in modern control theory and artificial intelligence technology, current methods for tuning proportional-integral-derivative (PID) controller parameters based on the traditional particle swarm optimization (PSO) algorithm do not meet the
Li Bian   +4 more
doaj   +1 more source

Tactical Networking Testbed Mio Experimentation [PDF]

open access: yes, 2010
Beginning in 2004, a team of Naval Postgraduate School (NPS) researchers together with partners from the Lawrence Livermore National Laboratory (LLNL), started a new interagency experimentation program, which is now collectively known as the TNT MIO ...
Bordetsky, Alex, Dougan, Arden
core  

Extreme Short-Term Prediction of Unmanned Surface Vessel Nonlinear Motion Under Waves

open access: yesJournal of Marine Science and Engineering
Under complex hydrodynamic conditions, Unmanned Surface Vessel (USV) exhibits non-stationary and nonlinear dynamic behaviors. Extreme short-term prediction of such nonlinear motion is therefore critical for ensuring navigational safety.
Yiwen Wang   +5 more
semanticscholar   +1 more source

A MILP Model and Two‐Stage Heuristic Algorithm for Vehicle‐Assisted Multi‐Drone Inspection Routing Problem

open access: yesIET Intelligent Transport Systems, Volume 19, Issue 1, January/December 2025.
This paper presents a novel solution for the vehicle‐assisted multi‐drone inspection routing problem (VAMDIRP) using a mixed‐integer linear programming (MILP) model solvable by GUROBI for small instances and a two‐stage heuristic algorithm for larger cases.
Yuanqing Xia   +5 more
wiley   +1 more source

Towards building a safety case for Marine Unmanned Surface Vehicles: a Bayesian perspective [PDF]

open access: yes, 2017
Marine Unmanned Surface Vehicles (MUSVs) are essential platforms for persistent and adaptable ocean monitoring and sampling. In order to operate these platforms in coastal areas or near oil and gas waters the MUSVs must meet statutorily and industry ...
Brito, Mario
core   +1 more source

Ship Formation Control Using Nonlinear Model Predictive Control With Safe Speed Constraints and Tidal Elevation Variations

open access: yesIET Intelligent Transport Systems, Volume 19, Issue 1, January/December 2025.
1. An adaptive speed control method is proposed to execute the ship formation trajectory tracking task more efficiently and safely while entering port with tidal elevation variations. 2. A distributed ship formation controller based on the leader‒follower structure is designed to govern the coordinated motion of formation members more flexibly. 3.
Fanglie Wu   +4 more
wiley   +1 more source

Research on Trajectory Reconstruction Method Using Automatic Identification System Data for Unmanned Surface Vessel

open access: yesIEEE Access, 2019
The unmanned surface vessel (USV) trajectory with spatial and temporal information plays an important role in its positioning and navigation. Unlike traditional trajectory reconstruction methods, this paper proposes a novel method based on the automatic ...
Binghua Shi   +4 more
doaj   +1 more source

Model Predictive Control for Autonomous UAV Landings: A Comprehensive Review of Strategies, Applications and Challenges

open access: yesThe Journal of Engineering, Volume 2025, Issue 1, January/December 2025.
This review examines model predictive control (MPC) strategies for autonomous UAV landings, focusing on dynamic environments, constrained operations, and real‐time adaptability. It categorizes approaches into six key domains, highlights MPC's strengths in precision and constraint handling, and identifies critical limitations such as computational ...
Kesavan Panjavarnam   +4 more
wiley   +1 more source

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