Results 51 to 60 of about 206,974 (199)

Autonomous Systems: Autonomous Systems: Indoor Drone Navigation

open access: yes, 2023
Drones are a promising technology for autonomous data collection and indoor sensing. In situations when human-controlled UAVs may not be practical or dependable, such as in uncharted or dangerous locations, the usage of autonomous UAVs offers flexibility, cost savings, and reduced risk.
Iyer, Aswin   +3 more
openaire   +2 more sources

Maritime Autonomous Surface Ships: Architecture for Autonomous Navigation Systems

open access: yesJournal of Marine Science and Engineering
The development of Maritime Autonomous Surface Ships (MASS) has seen significant advancements in recent years, yet there remains a lack of comprehensive studies that holistically address the architecture of autonomous navigation systems and explain the ...
Anas S. Alamoush, Aykut I. Ölçer
doaj   +1 more source

Autonomous navigation with constrained consistency for C-Ranger [PDF]

open access: yes, 2016
Autonomous underwater vehicles (AUVs) have become the most widely used tools for undertaking complex exploration tasks in marine environments. Their synthetic ability to carry out localization autonomously and build an environmental map concurrently, in ...
He, Bo   +4 more
core  

Robust Control for a Slung-Mass Quadcopter Under Abrupt Velocity Changes

open access: yesApplied Sciences
This paper addresses the robust control for a slung-mass quadrotor under abrupt velocity changes. The proposed algorithm is based on a sliding mode controller applied to the quadrotor translational dynamics considering the slung-mass angle as feedback. A
Sergio Salazar   +4 more
doaj   +1 more source

Correlation Flow: Robust Optical Flow Using Kernel Cross-Correlators

open access: yes, 2018
Robust velocity and position estimation is crucial for autonomous robot navigation. The optical flow based methods for autonomous navigation have been receiving increasing attentions in tandem with the development of micro unmanned aerial vehicles.
Ji, Tete   +3 more
core   +1 more source

Depth-Based Safe Landing for Unmanned Aerial Vehicles in GPS-Denied Environment

open access: yesDrones
This paper presents a safe landing methodology for Unmanned Aerial Vehicles (UAVs) when the GPS-based navigation system fails or is denied or unavailable. The approach relies on the estimation of a flat landing area when landing is required in an unknown
Miguel Angel Cerda   +4 more
doaj   +1 more source

Collision Avoidance of Moving Obstacles for Underwater Robots [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2006
A fuzzy logic for autonomous navigation of underwater robot is proposed in this paper. The VFF(Virtual Force Field) algorithm, which is widely used in the field of mobile robot, is modified for application to the autonomous navigation of underwater robot.
KWON KYOUNG YOUB   +3 more
doaj  

Enhanced free space detection in multiple lanes based on single CNN with scene identification

open access: yes, 2019
Many systems for autonomous vehicles' navigation rely on lane detection. Traditional algorithms usually estimate only the position of the lanes on the road, but an autonomous control system may also need to know if a lane marking can be crossed or not ...
García, Fernando, Pizzati, Fabio
core   +1 more source

Speed and Path Planning Optimization of Autonomous Vehicle to Minimize Lap Time in Racing Track

open access: yesIEEE Access
This study proposes a trajectory optimization method for racing vehicles, aiming to maximize speed and path planning performance by estimating tire friction coefficients.
Young-Jin Roh, Ji-Ung Im, Jong-Hoon Won
doaj   +1 more source

From Monocular SLAM to Autonomous Drone Exploration

open access: yes, 2017
Micro aerial vehicles (MAVs) are strongly limited in their payload and power capacity. In order to implement autonomous navigation, algorithms are therefore desirable that use sensory equipment that is as small, low-weight, and low-power consuming as ...
Cremers, Daniel   +4 more
core   +1 more source

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