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Antonio Angrisano, Giovanni Cappello, Salvatore Gaglione and Ciro Gioia
Velocity estimation has a key role in several applications; for instance, velocity estimation in navigation or in mobile mapping systems and GNSSs is currently a common way to achieve reliable and accurate velocity. Two approaches are mainly used to obta...
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Wei Chen, Gongliu Yang and Yongqiang Tu
The inertial Navigation Systems/global navigation satellite system (SINS/GNSS) has become a research hotspot in the field of train positioning. However, during a uniform straight-line motion period, the heading misalignment angle of the SINS/GNSS is unob...
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Claude Flener, Yunsheng Wang, Leena Laamanen, Elina Kasvi, Jenni-Mari Vesakoski and Petteri Alho
The use of acoustic Doppler current profilers (ADCP) for measuring streamflow and discharge is becoming increasingly widespread. The spatial distribution of flow patterns is useful data in studying riverine habitats and geomorphology. Until now, most flo...
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Mohamed Elsayed Elsobeiey
The aim of this paper is to assess the performance of satellite-based correction service, Trimble PP-RTX, and Virtual Reference Stations (VRS) for bathymetry determination, and check how far these techniques meet the minimum standards of the Internationa...
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Xiongchuan Chen, Shuangcheng Zhang, Bin Wang, Guangwei Jiang, Chuanlu Cheng, Xin Zhou, Zhijie Feng and Jingtao Li
The motion of a continuously operating reference station is usually dominated by the long-term crustal motions of the tectonic block on which the station is located. Monitoring changes in the coordinates of reference stations located at tectonic plate bo...
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Nikolay Dimitrov and Radoslav Nakov
Monitoring of geodynamic processes by modern GNSS techniques in the area of Sofia and South-Western Bulgaria has continued for 25 years. To study the modern crustal movements in the area, Global Positioning System (GPS) data acquired between 1996 and 202...
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Xuejia Wu, Zhong Su, Lei Li and Zekun Bai
To address the issue of low positioning accuracy in unmanned vehicles navigating in obstructed spaces due to easily contaminated navigation measurement information, an improved adaptive federated Kalman filtering INS/GNSS/VNS integrated navigation algori...
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Marko Perkovic, Lucjan Gucma, Mateusz Bilewski, Bartosz Muczynski, Franc Dimc, Bla? Luin, Peter Vidmar, Vivien Lorencic and Milan Batista
The berthing of an ultra large ship is always a difficult issue and becomes yet more complex when vessels must be handled in restricted manoeuvring areas of limited depth, exposed to a forceful crosswind, or manoeuvring in a strong current, or all three....
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Qin-Hu Tian, Wen-Ting Zhang and Wu Zhu
The Weihe Fault is an important basement fault that is buried deep and controls the formation, evolution, and seismicity of the Weihe Basin. It has been quiescent for more than 300 years with only a few moderate and small earthquakes distributed unevenly...
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Mustafa Fahri Karabulut and Vahap Engin Gülal
Earthquakes occur as a result of ruptures on faults along plate boundaries. It is possible to reveal the approximate location and magnitude of the earthquake rupture, but this requires that the seismic cycle and kinematics of the study area are well know...
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Thanassis Mpimis, Theodore T. Kapsis, Athanasios D. Panagopoulos and Vassilis Gikas
Satellite positioning lies within the very core of numerous Intelligent Transportation Systems (ITS) and Future Internet applications. With the emergence of connected vehicles, the performance requirements of Global Navigation Satellite Systems (GNSS) ar...
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Jinye Ma and Jianhu Zhao
The idea of constructing the ?GNSS-like? seafloor geodetic network for underwater positioning, navigation, and timing (PNT) has been proposed by many countries. Based on this idea, this paper introduces the principle of the seafloor PNT network and provi...
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Farzan Farhangian, Hamza Benzerrouk and Rene Landry, Jr.
With the emergence of numerous low Earth orbit (LEO) satellite constellations such as Iridium-Next, Globalstar, Orbcomm, Starlink, and OneWeb, the idea of considering their downlink signals as a source of pseudorange and pseudorange rate measurements has...
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Tarmo Kall, Tõnis Oja, Karin Kollo and Aive Liibusk
The aim of this study was to estimate the noise properties, velocities, and their uncertainties from a time-series of selected (~9 years long) Estonian continuously operating Global Navigation Satellite System (GNSS) stations. Two software packages based...
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Shady Zahran, Adel Moussa and Naser El-Sheimy
The last decade has witnessed a wide spread of small drones in many civil and military applications. With the massive advancement in the manufacture of small and lightweight Inertial Navigation System (INS), navigation in challenging environments became ...
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Daniele Sampietro, Ahmed Hamdi Mansi and Martina Capponi
Airborne gravimetry represents nowadays probably the most efficient technique to collect gravity observations close to the Earth’s surface. In the 1990s, thanks to the development of the Global Navigation Satellite Systems (GNSS), which has made ac...
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Kun Qin, Yulong Wang and Bijun Wang
In road networks, an ?optimal? trajectory is a geometrically optimal drive from the source point to the destination point. In reality, the driver?s driving experience or road traffic conditions will lead to differences between the ?actual? trajectory and...
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María Gabriela Lenzano, Luis Lenzano, Jorge Barón, Esteban Lannutti, Marcelo Durand, Dario Trombotto Liaudat
Pág. 47 - 59
We report on ice movements changes in the Horcones Inferior Glacier (HIG), a major debris-covered
glacier located in the southern sector of Mt. Aconcagua, Central Andes of Argentina. The HIG has been characterized
by outstanding surge phenomena in the re...
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