Zobrazeno 1 - 10
of 107
pro vyhledávání: '"Juliang Cao"'
Publikováno v:
IEEE Access, Vol 8, Pp 103585-103600 (2020)
To deceive Inertial Navigation System(INS)/Global Navigation Satellite System(GNSS) integrated navigation terminals, the entry point is still to inject GNSS spoofing signals to the target system. However, the spoofing control strategy in integrated n
Externí odkaz:
https://doaj.org/article/f5bda60fcc724814a48e0ba6858a55ac
Publikováno v:
Applied Sciences, Vol 12, Iss 20, p 10511 (2022)
The measurement of Earth’s gravitational field is important in geophysics, geodynamics, geodesy, oceanography, and space science. The ocean covers 71% of the earth’s surface; therefore, measuring the ocean’s gravitational field is crucial. Comp
Externí odkaz:
https://doaj.org/article/d2ce78f660d64c498988777ee4ecfd44
Publikováno v:
Applied Sciences, Vol 12, Iss 8, p 3851 (2022)
Only a specific location can make sensor data useful. The paper presents an simplify belief propagation and variation expectation maximization (SBPVEM) algorithm to achieve node localization by cooperating with another target node while lowering comm
Externí odkaz:
https://doaj.org/article/f952a65bd05a4567a974b2fbdec2f659
Publikováno v:
IEEE Access, Vol 6, Pp 31703-31714 (2018)
Gravity gradient plays an important role in many fields of science, and many methods are used to achieve the measurement of it. To improve measurement accuracy, various error analyses have been conducted in previous studies about positioning and orie
Externí odkaz:
https://doaj.org/article/801e4af7a2f644f6a514a2c70569b97d
Publikováno v:
Sensors, Vol 15, Iss 12, Pp 29984-29996 (2015)
The temperature control system is one of the most important subsystems of the strapdown airborne gravimeter. Because the quartz flexible accelerometer based on springy support technology is the core sensor in the strapdown airborne gravimeter and the
Externí odkaz:
https://doaj.org/article/2a7c1995afae489da5d0c5154e0434dc
Publikováno v:
ISPRS International Journal of Geo-Information, Vol 4, Iss 4, Pp 2205-2218 (2015)
Surveying the Earth’s gravity field refers to an important domain of Geodesy, involving deep connections with Earth Sciences and Geo-information. Airborne gravimetry is an effective tool for collecting gravity data with mGal accuracy and a spatial
Externí odkaz:
https://doaj.org/article/2d4e07748c274780a0db0c65c9a7e646
Publikováno v:
Sensors, Vol 15, Iss 9, Pp 23477-23495 (2015)
In March 2015, a ground vehicle gravimetry test was implemented in eastern Changsha to assess the repeatability and accuracy of ground vehicle SINS/GNSS gravimeter—SGA-WZ02. The gravity system developed by NUDT consisted of a Strapdown Inertial Nav
Externí odkaz:
https://doaj.org/article/10f5101ffae346b28f8dfc5ffaf3be2f
Publikováno v:
Sensors, Vol 15, Iss 6, Pp 13258-13269 (2015)
An airborne gravimeter is one of the most important tools for gravity data collection over large areas with mGal accuracy and a spatial resolution of several kilometers. In August 2012, a flight test was carried out to determine the feasibility and t
Externí odkaz:
https://doaj.org/article/f953d0999c8b4fca8a17d4d3d239c061
Publikováno v:
Sensors, Vol 14, Iss 9, Pp 17068-17088 (2014)
Navigation plays a vital role in our daily life. As traditional and commonly used navigation technologies, Inertial Navigation System (INS) and Global Navigation Satellite System (GNSS) can provide accurate location information, but suffer from the a
Externí odkaz:
https://doaj.org/article/9f5daa9fee1a443489bc89327b8f7a75
Publikováno v:
Sensors, Vol 14, Iss 3, Pp 5426-5440 (2014)
Gravity surveys are an important research topic in geophysics and geodynamics. This paper investigates a method for high accuracy large scale gravity anomaly data reconstruction. Based on the airborne gravimetry technology, a flight test was carried
Externí odkaz:
https://doaj.org/article/997a54f4835a44aab3dfe0ed4854fc79