Results 51 to 60 of about 54,321 (199)

GNSS antenna array-aided CORS ambiguity resolution [PDF]

open access: yes, 2014
Array-aided precise point positioning is a measurement concept that uses GNSS data, from multiple antennas in an array of known geometry, to realize improved GNSS parameter estimation proposed by Teunissen (IEEE Trans Signal Process 60:2870–2881, 2012 ...
Li, Bofeng, Teunissen, Peter
core   +1 more source

Performance Assessment of Multi-GNSS PPP Ambiguity Resolution with LEO-Augmentation

open access: yesRemote Sensing, 2023
The fast motion of low Earth orbit (LEO) satellites provides rapid geometric changes in a short time, which can accelerate the initialization of precise point positioning (PPP).
Qin Li   +4 more
doaj   +1 more source

Assessment of code bias variations of BDS triple-frequency signals and their impacts on ambiguity resolution for long baselines

open access: yes, 2016
Carrier phase ambiguity resolution over long\ud baselines is challenging in BDS data processing. This is\ud partially due to the variations of the hardware biases in\ud BDS code signals and its dependence on elevation angles.\ud We present an assessment ...
Zheng, Fu   +4 more
core   +1 more source

Detailed Investigation on Ambiguity Validation of Long-Distance RTK

open access: yesRemote Sensing
Long-distance Real-Time Kinematic (RTK) positioning is crucial for applications in remote areas, such as maritime environments. Achieving 2–3 cm accuracy with RTK requires successful ambiguity resolution, which involves two main steps: identifying the ...
Shengyue Ji   +3 more
doaj   +1 more source

Ambiguity Resolution for Author Names of Bibliographic Data [PDF]

open access: yesJiàoyù zīliào yǔ túshūguǎn xué, 2011
Users or researchers have been confronted with serious problems in ambiguities of author names, while a great deal of scholar information quickly accumulated in Internet.
Kuang-Ha Chen, Chi-Nan Hsieh
doaj  

Using discourse predictions for ambiguity resolution [PDF]

open access: yesProceedings of the 16th conference on Computational linguistics -, 1996
In this paper we discuss how we apply discourse predictions along with non context-based predictions to the problem of parse disambiguation in Enthusiast, a Spanish-to-English translation system (Woszcyna et al., 1993; Suhm et al., 1994; Levin et al., 1995). We discuss extensions to our plan-based discourse processor in order to make this possible.
Qu, Yan   +2 more
openaire   +2 more sources

GNSS ambiguity resolution with controllable failure rate for long baseline network RTK

open access: yes, 2014
Many large-scale GNSS CORS networks have been deployed around the world to support various commercial and scientific applications. To make use of these networks for real-time kinematic positioning services, one of the major challenges is the ambiguity ...
Li, Bofeng   +4 more
core   +1 more source

Micro-Doppler Ambiguity Resolution Based on Short-Time Compressed Sensing

open access: yesJournal of Electrical and Computer Engineering, 2015
When using a long range radar (LRR) to track a target with micromotion, the micro-Doppler embodied in the radar echoes may suffer from ambiguity problem.
Jing-bo Zhuang   +4 more
doaj   +1 more source

A Waveform and Velocity Ambiguity Resolution Method for Corner Radar

open access: yesApplied Sciences
Millimeter-wave radar is experiencing an increasing demand for higher resolution and elevation measurement, necessitating its evolution from 3D millimeter-wave radar systems to 4D millimeter-wave radar.
Yu Liu, Dan Zhang, Shuo Wang, Jiazai Liu
doaj   +1 more source

Combined GPS/GLONASS Precise Point Positioning with Fixed GPS Ambiguities

open access: yesSensors, 2014
Precise point positioning (PPP) technology is mostly implemented with an ambiguity-float solution. Its performance may be further improved by performing ambiguity-fixed resolution.
Lin Pan   +3 more
doaj   +1 more source

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