Results 11 to 20 of about 7,863 (166)

Diagnosis by a Waiter and a Mars Explorer [PDF]

open access: yesProceedings of the IEEE, 2004
This paper shows how state-of-the-art state estimation techniques can be used to provide efficient solutions to the difficult problem of real-time diagnosis in mobile robots. The power of the adopted estimation techniques resides in our ability to combine particle filters with classical algorithms, such as Kalman filters.
Nando de Freitas   +5 more
openaire   +2 more sources

Origin of Life on Mars: Suitability and Opportunities

open access: yesLife, 2021
Although the habitability of early Mars is now well established, its suitability for conditions favorable to an independent origin of life (OoL) has been less certain.
Benton C. Clark   +8 more
doaj   +1 more source

A novel artificial intelligence approach for regolith geochemical grade prediction using multivariate adaptive regression splines

open access: yesGeosystems and Geoenvironment, 2022
The necessity for applying a potent analytical regolith geochemical grade estimator is driven by the reality of mineral exploration. This is because many exploration geologists rely upon the classical geostatistical method of Kriging which oftentimes do ...
Fareed Majeed   +4 more
doaj   +1 more source

Discoveries of the InSight seismic investigation on Mars' surface

open access: yes地球与行星物理论评, 2021
The InSight mission is a great milestone in the history of Mars' seismic exploration after the Viking 2 lander. We first review the scientific goals of the InSight mission and its seismic observation experiment on Mars' surface.
Wanbo Xiao, Yanbin Wang
doaj   +1 more source

Bearing properties of TJ-M1 Mars soil simulant

open access: yesYantu gongcheng xuebao, 2020
The mechanical and engineering behaviors of Mars soils play an important role in Mars exploration, which is one of the main objects in Mars exploration.
JIANG Ming-jing 1, 2, LÜ Lei 1, 2, LI Li-qing 1, 2, HUANG Wei 3
doaj   +1 more source

Review of Key Technologies of Rotary-Wing Mars UAVs for Mars Exploration

open access: yesInventions, 2023
The sparse atmosphere on the surface of Mars provides the necessary flight conditions for Mars unmanned aerial vehicles (UAVs) to perform low-altitude flights.
Pengyue Zhao   +5 more
doaj   +1 more source

The guiding role of national demand in the first level discipline construction of planetary science

open access: yes地球与行星物理论评, 2021
Since the beginning of the 21st century, deep space exploration has become an important national strategy. Five lunar exploration missions and the first Mars exploration mission have been successful.
Yong Wei
doaj   +1 more source

Space Photography and the Exploration of Mars [PDF]

open access: yesApplied Optics, 1970
A general exposition of the scientific potentialities and analytic framework of space photography is presented using the photography of Mars from flybys and orbiters as the principal example. Space photography is treated here as a communication process in which planetary scene information is communicated to the eye-brain receiver of earth-based ...
B C, Murray, M E, Davies
openaire   +2 more sources

A non-data-aided SNR estimator based on maximum likelihood method for communication between orbiters

open access: yesEURASIP Journal on Wireless Communications and Networking, 2020
Signal-to-noise ratio (SNR) is an important metric for performance assessment in numerous scenerios. In order to ensure the reliability and effectiveness of the system performance, plenty of situations require the information of SNR estimate. At the same
Zezhou Sun, Xin Gong, Fan Lu
doaj   +1 more source

Geological evolution and habitable environment of Mars: Progress and prospects

open access: yes地球与行星物理论评, 2021
Mars is the most similar planet to the Earth in the solar system. Due to its diverse aqueous history and the capability to preserve ancient life, Mars has been one of the major planets explored by deep space missions.
Yang Liu   +3 more
doaj   +1 more source

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