Results 51 to 60 of about 2,111,559 (284)

Multi-UAV Coverage through Two-Step Auction in Dynamic Environments

open access: yesDrones, 2022
The cooperation of multiple unmanned aerial vehicles (Multi-UAV) can effectively solve the area coverage problem. However, developing an online multi-UAV coverage approach remains a challenge due to energy constraints and environmental dynamics.
Yihao Sun   +5 more
doaj   +1 more source

Moving Target Tracking through Distributed Clustering in Directional Sensor Networks

open access: yesSensors, 2014
The problem of moving target tracking in directional sensor networks (DSNs) introduces new research challenges, including optimal selection of sensing and communication sectors of the directional sensor nodes, determination of the precise location of the
Asma Enayet   +4 more
doaj   +1 more source

Local Coverage Optimization Strategy Based on Voronoi for Directional Sensor Networks

open access: yesSensors, 2016
In this paper, we study the area coverage of directional sensor networks (DSNs) with random node distribution. The coverage of DSNs depends on the sensor’s locations, the sensing radiuses, and the working directions, as well as the angle of view (AoV ...
Guanglin Zhang   +4 more
doaj   +1 more source

The 31 Deg$^2$ Release of the Stripe 82 X-ray Survey: The Point Source Catalog [PDF]

open access: yes, 2015
We release the next installment of the Stripe 82 X-ray survey point-source catalog, which currently covers 31.3 deg$^2$ of the Sloan Digital Sky Survey (SDSS) Stripe 82 Legacy field.
Ananna, Tonima   +25 more
core   +5 more sources

Energy Consumption Estimation Model for Complete Coverage of a Tetromino Inspired Reconfigurable Surface Tiling Robot

open access: yesEnergies, 2019
As autonomous tiling devices begin to perform floor cleaning, agriculture harvesting, surface painting tasks, with minimal or no human intervention, a new challenge arises: these devices also need to be energy efficient and be constantly aware of the ...
Arunmozhi Manimuthu   +5 more
doaj   +1 more source

Autonomous Control Method of Rotor UAVs for Power Inspection With Renewable Energy Based on Swarm Intelligence

open access: yesFrontiers in Energy Research, 2021
With the rapid development of renewable energy, the scale of China’s power grid with renewable energy has become much bigger than ever; as a result, we are facing severe challenges in the inspection and maintenance work of power grids that use renewable ...
Yao Yao   +11 more
doaj   +1 more source

Efficient Multi-Robot Coverage of a Known Environment

open access: yes, 2018
This paper addresses the complete area coverage problem of a known environment by multiple-robots. Complete area coverage is the problem of moving an end-effector over all available space while avoiding existing obstacles.
Benson, Kelly   +4 more
core   +1 more source

Robot Formations for Area Coverage [PDF]

open access: yes, 2009
Two algorithms for area coverage (for use in space applications) were evaluated using a simulator and then tested on a multi-robot society consisting of LEGO Mindstorms robots. The two algorithms are (i) a vector force based implementation and (ii) a machine learning approach. The second is based on an organizational-learning oriented classifier system
openaire   +2 more sources

Realization Energy Optimization of Complete Path Planning in Differential Drive Based Self-Reconfigurable Floor Cleaning Robot

open access: yesEnergies, 2019
The efficiency of energy usage applied to robots that implement autonomous duties such as floor cleaning depends crucially on the adopted path planning strategies.
Anh Vu Le   +5 more
doaj   +1 more source

System Level Modeling and Control Design of hTetrakis–A Polyiamond Inspired Self-Reconfigurable Floor Tiling Robot

open access: yesIEEE Access, 2020
Fixed morphology cleaning robots mostly face significant challenges in cleaning the narrow spaces in the environment. To overcome this, a new class of self-reconfigurable floor cleaning robot, hTetrakis, made of four triangular blocks, is built.
Rizuwana Parween   +3 more
doaj   +1 more source

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