Results 21 to 30 of about 7,175,788 (283)

Optimization of satellite resource scheduling under regional target coverage conditions

open access: yesOpen Astronomy, 2022
This study presented a mathematical description of an arbitrary shape area, and after analyzing the characteristics of the near-polar orbital co-ground trajectory constellation that satisfies the revisit interval constraint, an optimization model of the ...
Liu Kaixi   +5 more
doaj   +1 more source

On wireless network coverage in bounded areas [PDF]

open access: yes2013 Proceedings IEEE INFOCOM, 2013
In this paper, we study the problem of wireless coverage in bounded areas. Coverage is one of the fundamental requirements of wireless networks. There has been considerable research on optimal coverage of infinitely large areas. However, in the real world, the deployment areas of wireless networks are always geographically bounded.
Zuoming Yu   +3 more
openaire   +2 more sources

Tackling Area Coverage Problems in a Reconfigurable Floor Cleaning Robot Based on Polyomino Tiling Theory

open access: yesApplied Sciences, 2018
Whilst Polyomino tiling theory has been extensively studied as a branch of research in mathematics, its application has been largely confined to multimedia, graphics and gaming domains.
Veerajagadheswar Prabakaran   +4 more
doaj   +1 more source

FoV-Based Quality Assessment and Optimization for Area Coverage in Wireless Visual Sensor Networks

open access: yesIEEE Access, 2020
Wireless visual sensor networks are commonly employed on several applications contexts such as smart cities, intelligent transportation systems and industrial management, aiming at the use of visual data from cameras to provide enhanced information and ...
Thiago C. Jesus   +3 more
doaj   +1 more source

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

On Multi-robot Area Coverage [PDF]

open access: yesInternational Joint Conference on Autonomous Agents and Multiagent Systems, 2010
Area coverage is one of the emerging problems in multi-robot coordination. In this task a team of robots is cooperatively trying to observe or sweep an entire area, possibly containing obstacles, with their sensors or actuators. The goal is to build an efficient path for each robot which jointly ensure that every single point in the environment can be ...
openaire   +4 more sources

VillageLink: Wide-area wireless coverage [PDF]

open access: yes2014 Sixth International Conference on Communication Systems and Networks (COMSNETS), 2014
White spaces promise to revolutionize the way wireless connectivity is delivered over wide areas. However, large-scale white space networks face the problem of allocating channels to multiple contending users in the wide white space band. To tackle the issue, we first examine wireless propagation in a long-distance outdoor white space testbed and find ...
Veljko Pejovic   +4 more
openaire   +2 more sources

Temporal distribution of sediment yield from catchments covered by different pine plantation areas

open access: yesJournal of Degraded and Mining Lands Management, 2018
Soil erosion and sedimentation are environmental problems faced by tropical countries. Many researches on soil erosion-sedimentation have been conducted with various results.
Tyas Mutiara Basuki   +5 more
doaj   +1 more source

Area Coverage With Multiple Capacity-Constrained Robots

open access: yesIEEE Robotics and Automation Letters, 2022
The area coverage problem is the task of efficiently servicing a given two-dimensional surface using sensors mounted on robots such as unmanned aerial vehicles (UAVs) and unmanned ground vehicles (UGVs). We present a novel formulation for generating coverage routes for multiple capacity-constrained robots, where capacity can be specified in terms of ...
Saurav Agarwal, Srinivas Akella
openaire   +2 more sources

Multi-robot repeated area coverage [PDF]

open access: yesAutonomous Robots, 2013
We address the problem of repeated coverage of a target area, of any polygonal shape, by a team of robots having a limited visual range. Three distributed Cluster-based algorithms, and a method called Cyclic Coverage are introduced for the problem. The goal is to evaluate the performance of the repeated coverage algorithms under the effects of the ...
Pooyan Fazli   +2 more
openaire   +2 more sources

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