نتایج جستجو برای: geodetic coordinates

تعداد نتایج: 39208  

2012
Sandra Verhagen Dorota Grejner-Brzezinska Guenther Retscher Marcelo Santos Xiaoli Ding Yang Gao Shuanggen Jin

This contribution focuses on geodetic sensor systems and sensor networks for positioning and applications. The key problems in this area will be addressed together with an overview of applications. Global Navigation Satellite Systems (GNSS) and other geodetic techniques play a central role in many applications like engineering, mapping and remote sensing. These techniques include precise positi...

2001
MOSHE BENHAMU Yerach Doytsher

This paper presents results of research dealing with geodetic and cadastral aspects of utilizing space above and below the surface. The research is being conducted at the Geodetic Engineering Division of the Technion Israel Institute of Technology, as part of the doctoral studies of the first author. The principal objectives of the research are to find a cadastralgeodetic solution for utilizing...

2006

Title: T h e role of orbit errors in processing of satellite altimeter da t a The problem of radial orbit errors in processing of satellite altimeter data is largely due to the inaccuracy of the gravity model which is required for the computation of the trajectory of the spacecraft. A commonly used technique for removing these errors consists of minimizing the crossover differences of profiles ...

Journal: :Reliable Computing 2005
Steffen Schön Hansjörg Kutterer

Interval methods are very convenient to describe the uncertainty of measurements and derived parameters in engineering sciences. In this paper, the geodetic determination of points in the 2d or 3d Euclidean space by least-squares estimation is studied. Up to now, two problems limited the applicability of interval mathematics. First, due to overestimation, interval boxes are too pessimistic unce...

2005
Yerach Doytsher Moshe Benhamu

This paper presents results of research dealing with geodetic and cadastral aspects of utilizing space above and below the surface. The research is being conducted at the Geodetic Engineering Division of the Technion Israel Institute of Technology, as part of the doctoral studies of the first author. The principal objectives of the research are to find a cadastralgeodetic solution for utilizing...

Journal: :Remote Sensing 2022

The main objective of this research work was to study the accuracy GNSS code receivers under poor sky visibility conditions based on measurements three different objects (point, line, and surface) additionally test results point positioning with good conditions. measurement 3 smartphones (in same mode check repeatability) 2 handheld (working in GPS+GLONASS modes). methodology RTK technique, who...

2014
Pratik Agarwal Wolfram Burgard Cyrill Stachniss

The ability to simultaneously localize a robot and build a map of the environment is central to most robotic applications and the problem is often referred to as SLAM. Robotics researchers have proposed a large variety of solutions allowing robots to build maps and use them for navigation. Also the geodetic community addressed large-scale map building for centuries, computing maps which span ac...

1996
Timothy H. Dixon Marith C. Reheis

Late Quaternary slip rates and satellite-based geodetic data for the western Great Basin constrain regional fault-slip distribution and evolution. The geologic slip rate on the Fish Lake Valley fault zone (the northwest extension of the Furnace Creek fault zone) increases northward from about 3 to 5 mm/yr, in agreement with modeled geodetic data. The increase coincides with the intersections of...

2016
Ludovico Biagi Florin Catalin Grec Marco Negretti

The geodetic monitoring of local displacements and deformations is often needed for civil engineering structures and natural phenomena like, for example, landslides. A local permanent GNSS (Global Navigation Satellite Systems) network can be installed: receiver positions in the interest area are estimated and monitored with respect to reference stations. Usually, GNSS geodetic receivers are ado...

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