Results 11 to 20 of about 467 (181)

Protokol NTRIP za prenos podatkov GNSS preko interneta : Streaming GNSS Data via Internet using NTRIP Protocol [PDF]

open access: yesGeodetski Vestnik, 2006
The article presents a means of GNSS data transfer via internet by using the Ntrip protocol. Ntrip is used for streaming data in the standard RTCM form, but it also supports any other data form.
Bojan Stopar, Klemen Kozmus
doaj   +2 more sources

Implementation of NTRIP and Management System in NIGNET Network [PDF]

open access: yes, 2015
Hoje em dia, várias aplicações exigem o conhecimento da sua posição em tempo real, a fim de atingir o resultado pretendido de criação. Global Navigation Satellite System (GNSS) provou ser a forma mais eficaz e eficiente de posicionamento em uma escala global, usando um receptor GNSS, para determinar as posições com uma precisão de poucos milímetros. No
Okorukwu, Williams Okey
openaire   +3 more sources

KAJIAN PENENTUAN POSISI MENGGUNAKAN DGPS DAN RTK NTRIP [PDF]

open access: yesElipsoida : Jurnal Geodesi dan Geomatika, 2019
Seiring perkembangan teknologi pengukuran dalam penentuan posisi, kegiatan pendaftaran tanah dilakukan tidak hanya menggunakan teknologi tersetrial, namun juga sekarang sudah memanfaatkan teknologi ekstraterestrial. Kegiatan pendaftaran tanah ini bertujuan untuk memberikan kepastian hukum dan perlindungan terhadap pemegang hak atas bidang tanah yang ...
Bambang Darmo Yuwono   +3 more
openaire   +2 more sources

Posicionamento por DGPS: experimentos para avaliação das técnicas RDS, NTRIP e DGPS

open access: yesRevista Brasileira de Geomática, 2013
Neste trabalho são mostrados os resultados de experimentos baseados em diferentes técnicas de transmissão de correções diferenciais a partir de uma estação GPS de referência, bem como resultados de um posicionamento que utiliza o conceito de DGPS em rede, no modo pós-processado.
Maurício Ihlenfeldt Sejas   +2 more
openaire   +5 more sources

AVALIAÇÃO DO POSICIONAMENTO GNSS OBTIDO PELOS MÉTODOS CINEMÁTICO RTK/NTRIP E PPP EM TEMPO REAL

open access: yesRevista Brasileira de Cartografia, 2014
Neste trabalho foram analisados os métodos de posicionamento PPP cinemático em tempo real via software BNC V. 2.6 do BKG (Bundesamt für Kartographie und Geodäsie), posicionamento RTK (Real Time Kinematic) usando o protocolo NTRIP da RBMC-IP e o ...
Alexandre do Nascimento Souza   +2 more
openaire   +4 more sources

Spatial pattern consistency and repeatability of proximal soil sensor data for digital soil mapping

open access: yesEuropean Journal of Soil Science, Volume 74, Issue 5, September–October 2023., 2023
Abstract Data from proximal soil sensors can facilitate digital soil mapping at high spatial resolutions. However, their use for predicting static soil properties, such as texture, is affected by spatio‐temporal changes in environmental and measurement conditions.
Hella Ellen Ahrends   +2 more
wiley   +1 more source

Rethinking the regularity in mobility patterns of personal vehicle drivers: A multi‐city comparison using a feature engineering approach

open access: yesTransactions in GIS, Volume 27, Issue 3, Page 663-685, May 2023., 2023
Abstract Large‐scale trajectory data offer a finer lens into the regularity in individual mobility choices. Previous studies have exerted efforts to measure the regularity in people's location visiting patterns. However, the complexity of travel behavior at different spatial and temporal scales has not been adequately considered.
Yuhan Ji   +7 more
wiley   +1 more source

A‐CHAIM: Near‐Real‐Time Data Assimilation of the High Latitude Ionosphere With a Particle Filter

open access: yesSpace Weather, Volume 21, Issue 3, March 2023., 2023
Abstract The Assimilative Canadian High Arctic Ionospheric Model (A‐CHAIM) is an operational ionospheric data assimilation model that provides a 3D representation of the high latitude ionosphere in Near‐Real‐Time (NRT). A‐CHAIM uses low‐latency observations of slant Total Electron Content (sTEC) from ground‐based Global Navigation Satellite System ...
Ben Reid   +5 more
wiley   +1 more source

Detection of Ecballium elaterium in hedgerow olive orchards using a low‐cost uncrewed aerial vehicle and open‐source algorithms

open access: yesPest Management Science, Volume 79, Issue 2, Page 645-654, February 2023., 2023
The use of imagery from a low‐cost unmanned aerial vehicle and open‐source algorithms allow mapping Ecballium elaterium infestations in hedgerow olive orchards for site‐specific weed management. Abstract BACKGROUND Ecballium elaterium (common name: squirting cucumber) is an emerging weed problem in hedgerow or superintensive olive groves under no ...
Jorge Torres‐Sánchez   +3 more
wiley   +1 more source

Development and Evaluation of Near‐Real Time TEC and Ancillary Products for SANSA Space Weather

open access: yesSpace Weather, Volume 20, Issue 5, May 2022., 2022
Abstract In this paper, the second version of SANSA's Total Electron Content (TEC) maps is presented with its associated methodology and assumptions. The method is based on Ma and Maruyama (2003, https://doi.org/10.5194/angeo-21-2083-2003) determination of receiver bias and hence TEC for individual receivers.
Tshimangadzo M. Matamba   +1 more
wiley   +1 more source

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