Results 31 to 40 of about 630 (169)

Response of horizontal dilution of precision (HDOP).

, 2018
HDOP values in different habitat types and topographic levels are plotted against number of fixes in the Central Highlands. Predictions are from linear models and dots represent raw data. Shaded areas indicate 95% confidence interval.
Kean Maizels (5574947), Julian Di Stefano (3221058), Kate Parkins (5574944), Duncan R. Sutherland (531143), Blake M. Allan (5574950), Graeme Coulson (738120), Manuela Fischer (5574941)   +6 more
core   +1 more source

Simulation of GNSS Dilution of Precision for Automated Mobility Along the MODI Project Road Corridor Using High-Resolution Digital Surface Models

Geomatics
Horizontal dilution of precision (HDOP) is a widely used quality indicator of Global Navigation Satellite System (GNSS) positioning, considering only satellite geometry.
Kristian Breili, Carl William Lund
doaj   +1 more source

Etterspørselen etter omsorgsplasser med heldøgnsbemanning mot 2060. Betydningen av flere eldre, helsetilstand og familieomsorg [PDF]

, 2020
Denne rapporten fremskriver etterspørselen etter heldøgnsbemannede omsorgs­plasser (HDOP) mot 2060. HDOP omfatter: Omsorgsboliger med heldøgnsbemanning (OHB) Plasser i omsorgsinstitusjoner for korttids- og ...
Holmøy, Holmøy, Holmøy, Erling, Haugstveit, Fatima Valdes, Hjemås, Geir, Haugstveit, Fatima   +4 more
core  

Implementation of a system for measuring the influence of the land urbanization level on the quality of determining positions in the GPS system

, 2022
W artykule zaprezentowano projekt układu do rejestrowania położenia bezwzględnego z wykorzystaniem systemu GPS, który umożliwił przeprowadzenie badań nad wpływem poziomu zurbanizowania terenu na jakość wyznaczania pozycji. W tym celu dokonano rejestracji
Bielawski, Antoni, Lazarowska, Agnieszka
core   +1 more source

Autonomous “Figure-8” Flights of a Quadcopter: Experimental Datasets

Data, 2019
This article describes the data acquired from multiple flights of a custom-built quadcopter. The Quadcopter was programmed to fly a pre-defined “Figure-8” flight path, at a constant altitude.
Srikanth Gururajan, Ye Bai
doaj   +1 more source

Cooperative D-GNSS Aided with Multi Attribute Decision Making Module: A Rigorous Comparative Analysis

Future Internet, 2022
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 ...
Thanassis Mpimis, Theodore T. Kapsis, Athanasios D. Panagopoulos, Vassilis Gikas   +3 more
doaj   +1 more source

Mean location error (µLE ± SD) for each HDOP value.

, 2013
Mean location error (µLE ± SD) for each HDOP value for lightweight GPS collars across all suburban habitats and sky availability classes, Dunedin.
Yolanda van Heezik (398508), Amy L. Adams (398506), Katharine J. M. Dickinson (398507), Bruce C. Robertson (134657)   +3 more
core   +1 more source

Genetic algorithm for beacon placement design [PDF]

, 2020
The placement of navigational beacons to provide localisation is an active area of research with a long history. It presents problems for automated design due to the combinatorial expansion of the problem with increased complexity, as well as the ...
Saavalainen, Mikko
core  

Quantification of the Accuracy of Low Priced GPS Receivers for Crash Location [PDF]

, 2017
Global positioning system (GPS) has been identified as a potential tool for capturing crash location data. This study quantifies factors that could affect the accuracy of GPS receivers. The results showed that GPS receiver orientation, site obstructions,
Sando, Thobias, Sobanjo, John, Mussa, Renatus, Spainhour, Lisa   +3 more
core   +1 more source

Satellite Availability and Service Performance Evaluation for Next-Generation GNSS, RNSS and LEO Augmentation Constellation

Remote Sensing, 2021
Positioning accuracy is affected by the combined effect of user range errors and the geometric distribution of satellites. Dilution of precision (DOP) is defined as the geometric strength of visible satellites.
Haomeng Cui, Shoujian Zhang
doaj   +1 more source