Results 21 to 30 of about 6,650,580 (294)

Clipping Path Dhaka

open access: yes, 2023
Clipping Path Dhaka is a top-performing graphics design house, providing a wide range of professional services to clients all over the world. Our team is comprised of highly experienced experts, who have spent years mastering the art of Clipping Path ...
Clipping Path Clipping Path (16842768)
core   +1 more source

Automatic Manipulation of Magnetically Actuated Helical Microswimmers in Static Environments

open access: yesMicromachines, 2018
Electromagnetically actuated microswimmers have been widely used in various biomedical applications due to their minor invasive traits and their easy access to confined environments.
Jia Liu   +3 more
doaj   +1 more source

Path-Following and Collision-Avoidance Controls of a Robot in a Large Building with One or More Elevators

open access: yesApplied Sciences, 2023
For planning a robot’s path inside a large building with one or more elevators, we develop a topological map, called the building Voronoi graph. Using the building Voronoi graph, the robot finds the shortest path to the goal and follows the path.
Jonghoek Kim
doaj   +1 more source

Deep Deterministic Path Following

open access: yesCoRR, 2021
This paper deploys the Deep Deterministic Policy Gradient (DDPG) algorithm for longitudinal and lateral control of a simulated car to solve a path following task. The DDPG agent was implemented using PyTorch and trained and evaluated on a custom kinematic bicycle environment created in Python.
Georg Hess, William Ljungbergh
openaire   +2 more sources

Evolutionary approaches to robot path planning [PDF]

open access: yes, 1999
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The ultimate goal in robotics is to create machines which are more independent and rely less on humans to guide them in their operation.
Kent, Simon
core   +7 more sources

3DOF Adaptive Line-Of-Sight Based Proportional Guidance Law for Path Following of AUV in the Presence of Ocean Currents

open access: yesApplied Sciences, 2019
In order to achieve high-precision path following of autonomous underwater vehicle (AUV) in the horizontal plane, a three degrees-of-freedom adaptive line-of-sight based proportional (3DOFAPLOS) guidance law is proposed.
Fengxu Liu   +6 more
doaj   +1 more source

Robust three-dimensional best-path phase-unwrapping algorithm that avoids singularity loops [PDF]

open access: yes, 2009
In this paper we propose a novel hybrid three-dimensional phase-unwrapping algorithm, which we refer to here as the three-dimensional best-path avoiding singularity loops (3DBPASL) algorithm.
Burton, David   +8 more
core   +1 more source

Path-Following Control of Small Fixed-Wing UAVs under Wind Disturbance

open access: yesDrones, 2023
Aiming at the problems of low following accuracy and weak anti-disturbance ability in the three-dimensional path-following control of small fixed-wing Unmanned Aerial Vehicles (UAV), a Globally Stable Integral Sliding Mode Radial Basis Function S-Plane ...
Pengyun Chen   +4 more
doaj   +1 more source

Economic assessment of the mental health and wellbeing benefits of walking on the South West Coast Path: methodology and scoping study [PDF]

open access: yes, 2022
This is the author accepted manuscript. The final version is available from the South West Coast Path Association via the links in this record This report sets out the findings of research that aimed to assess the economic mental health and wellbeing ...
Petersen, C
core  

Improving Tracking of Trajectories through Tracking Rate Regulation: Application to UAVs

open access: yesSensors, 2022
The tracking problem (that is, how to follow a previously memorized path) is one of the most important problems in mobile robots. Several methods can be formulated depending on the way the robot state is related to the path.
Fernando Diaz-del-Rio   +3 more
doaj   +1 more source

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