Results 21 to 30 of about 10,965 (333)

The Katwijk beach planetary rover dataset [PDF]

open access: yesThe International Journal of Robotics Research, 2017
This paper describes a dataset collected along a 1 km section of beach near Katwijk, The Netherlands, which was populated with a collection of artificial rocks of varying sizes to emulate known rock size densities at current and potential Mars landing sites. First, a fixed-wing unmanned aerial vehicle collected georeferenced images of the entire area.
Robert A. Hewitt   +6 more
openaire   +2 more sources

Visual-LiDAR Odometry for Planetary Rover with Plane Constraints [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
In space exploration missions, planetary rovers require precise navigation to ensure operational safety and efficiency. This paper presents a novel visual-LiDAR odometry method designed specifically for planetary rovers, aiming to address the challenges ...
L. Zhang   +10 more
doaj   +1 more source

Geometric Properties of Water-ice Clouds as Observed from Jezero Crater in the First 600 sols with the NavCam Instrument On Board the Mars2020 Rover, Perseverance

open access: yesThe Planetary Science Journal, 2023
In the first 600 sols of the Mars2020 mission, L _S 5.6 ^o – 316.8 ^o , 46 cloud movies and 145 cloud surveys were collected to observe clouds at Jezero Crater, the landing site of the Perseverance Rover.
Priya Patel   +12 more
doaj   +1 more source

Wheel Design and Tension Analysis for the Tethered Axel Rover on Extreme Terrain [PDF]

open access: yes, 2009
As the Mars Exploration rovers have reaffirmed, some of the most interesting sites for scientists to explore on planetary surfaces lie in terrains that are currently inaccessible to state-of-the art rovers.
Abad-Manterola, Pablo   +3 more
core   +1 more source

Absolute Navigation Information Estimation for Micro Planetary Rovers

open access: yesInternational Journal of Advanced Robotic Systems, 2016
This paper provides algorithms to estimate absolute navigation information, e.g., absolute attitude and position, by using low power, weight and volume Microelectromechanical Systems-type (MEMS) sensors that are suitable for micro planetary rovers ...
Muhammad Ilyas   +3 more
doaj   +1 more source

Terrain mapping for a walking planetary rover [PDF]

open access: yesIEEE Transactions on Robotics and Automation, 1994
Presents a terrain mapping system for walking robots that constructs quantitative models of surface geometry, The accuracy of the constructed maps enables safe, power-efficient locomotion over the natural, rugged terrain found on planetary surfaces. The mapping system acquires range images with a laser rangefinder, preprocesses and stores the images ...
Eric Krotkov, Regis Hoffman
openaire   +1 more source

Efficient and Adaptive Autonomous Guidance and Control of Planetary Rover with Improved Traction Controller and Dynamic Cost Map

open access: goldJournal of Field Robotics, EarlyView.
ABSTRACT Planetary exploration is rapidly gaining importance within the space research community. Autonomous locomotion of rovers requires consideration of several mobility aspects to ensure safety, including avoiding hazardous areas that can cause the robot to become immobilized in soft soil or damaged in sharp terrains.
Alessio De Luca   +3 more
openalex   +2 more sources

Path-Following Control of Wheeled Planetary Exploration Robots Moving on Deformable Rough Terrain

open access: yesThe Scientific World Journal, 2014
The control of planetary rovers, which are high performance mobile robots that move on deformable rough terrain, is a challenging problem. Taking lateral skid into account, this paper presents a rough terrain model and nonholonomic kinematics model for ...
Liang Ding   +5 more
doaj   +1 more source

The Small Frontier: Trends Toward Miniaturization and the Future of Planetary Surface Rovers

open access: yesActuators
The robotic exploration of space began only five decades ago, and yet in the intervening years, a wide and diverse ecosystem of robotic explorers has been developed for this purpose. Such devices have greatly benefited from miniaturization trends and the
Carrington Chun   +4 more
doaj   +1 more source

Embedding a Scheduler in Execution for a Planetary Rover

open access: yesProceedings of the International Conference on Automated Planning and Scheduling, 2018
Scheduling often takes place in the context of execution. This reality drives several key design decisions: (1) when to invoke (re) scheduling, (2) what to do when the scheduler is running, and (3) how to use the schedule to execute scheduled activities.
Wayne Chi   +8 more
openaire   +2 more sources

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