Results 81 to 90 of about 630 (169)

Paired plot of mean altitude estimates during horizontal movements of the CatLog device with data points with a) all HDOP values; b) HDOP values <2.

open access: yes, 2022
(TIF)
Eleanor I. Heywood (10181470)   +4 more
core   +1 more source

Characterisation of biphasic electrodes based on the liquid N,N-didodecyl-N'N'-diethylphenylenediamine redox system immobilised on porous hydrophobic silicates and immersed in aqueous media

open access: yes, 2005
Biphasic electrodes based on the water-insoluble redox liquid N,N-didodecyl-N,N'-diethylphenylene-diamine (DDPD) neat and dissolved in di-(2-ethyl-hexyl)phosphate (HDOP) deposited onto silicate matrices were prepared and studied in aqueous electrolyte ...
Palys, Barbara   +9 more
core   +1 more source

Solid-state and solution complexation of dopamine with the silicotungstic Keggin polyoxometalate

open access: yesFrontiers in Chemical Biology
We investigated the interaction between the silicotungstic Keggin polyoxometalate (POM) and dopamine. Compound 1, [HDop4(SiW12O40)]•4H2O, crystallized as intense deep-red crystals from an acidic aqueous solution containing silicotungstic acid (SiW) and 2
Fredric G. Svensson, Vadim G. Kessler
doaj   +1 more source

A Framework for Sensor Fusing Using Fuzzy Logic for Navigation Systems [PDF]

open access: yesIraqi Journal for Electrical and Electronic Engineering, 2010
Navigational sensors are evolving both on a commercial and research level. However, the limitation still lies in the accuracy of the respective sensors.
Wong Wei Kitt   +2 more
doaj  

Combining a differential global positioning system and double electric compass to improve multi-path error correction for a high-precision agricultural robotic vehicle [PDF]

open access: yesMaejo International Journal of Science and Technology, 2011
This work has addressed the improving of the multi-path error in positioning systems by coupling a differential global positioning system (DGPS) and double electric compass (DEC) in the navigation system of an orchard robotic vehicle.
Chung-Teh Cheng
doaj  

Геометрический фактор созвездий геостационарных спутников [PDF]

open access: yes, 2015
Рассматривается модель для расчета геометрических факторов созвездий гео- стационарных спутников из состава SBAS. Приводятся результаты моделиро- вания PDOP, HDOP, VDOP по данным альманаха для различных регионов.
Конин Валерий, Konin Valeriy
core  

Study on effect of system geometry on position fixing accuracy with GPS receiver

open access: yes, 2008
W artykule przedstawiono wyniki badań zależności dokładności pozycji określanej za pomocą odbiornika GPS w funkcji HDOP. Okazuje się, że w przypadku odbiorników wielokanałowych zależność tę można opisać funkcją liniową, co nie miało miejsca w ...
Wolski, A.   +3 more
core  

Оцінювання точності DME/DME позиціонування для повітряного простору України

open access: yes, 2013
Availability of positioning by DME equipment in Ukrainian has been discussed. The horizontaldilution of precision coefficients for DME/DME navigation algorithm and HDOP calculation forUkrainian airspace have been represented.
Остроумов, I. В.
core   +1 more source

Rancang Bangun Sistem Monitoring dan Pembatasan Zona Operasional Kendaraan Bermotor Roda Dua berbasis Website dan Arduino

open access: yesJuTISI (Jurnal Teknik Informatika dan Sistem Informasi), 2019
Two-wheeled motorized vehicles provide a separate role in shortening travel time and can also save travel costs compared to using public transportation (city transportation).
Arief Nugraha   +2 more
doaj   +1 more source

EXPERIMENTAL RESEARCHES OF THE COMBINED GNSS RECEIVER CHARACTERISTICS IN HIGH LATI-TUDES

open access: yesНаучный вестник МГТУ ГА, 2016
The nautical system’s conditions in high latitudes (in the area of Talakan and Igarka airfields) assisted by GLONASS, GPS and combined system GLONASS/GPS have been examined through semirealistic simulation. Nautical session’s conditions are characterized
O. N. Skrypnk   +2 more
doaj  

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