Results 51 to 60 of about 8,910 (305)

Geodetic datum determination for the Urbas landslide geodetic network

open access: yes, 2022
V magistrskem delu bomo obravnavali problematiko geodetskega datuma geodetske mreže plazu Urbas. Gre za največji plaz v zaledju Koroške Bele, ki bi ob svoji sprožitvi lahko ogrozil življenja in poškodoval infrastrukturo na območju naselja Koroška Bela ...
Pleterski, Žan
core  

Tropicalization of the Temperate Zone: Spatiotemporal Variability of Winter Warming and Declining Freeze Days Across the United States

open access: yesInternational Journal of Climatology, EarlyView.
Unique characteristics of winter daily minimum (Tmin) and maximum (Tmax) temperatures and freeze days across the conterminous United States from 1952 to 2024 are examined. Results show spatial heterogeneity in Tmin/Tmax warming rates across the tropical‐temperate transition zone in the southeastern United States, and that the highest temperature on the
Vincent M. Brown   +4 more
wiley   +1 more source

Individual movement modeling expands the power of migratory species observations: North Atlantic right whale case study

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Understanding a population's distribution depends on observing the presence and movement of individuals throughout their range. For highly mobile marine species, these observations typically rely on high effort monitoring programs. Tracking enough individuals to understand trends in movement behavior is not always logistically feasible, and ...
Abigail M. Kreuser   +3 more
wiley   +1 more source

Povečanje zanesljivosti GNSS-omrežij SIGNAL in 0. red (= Increase of reliability of the SIGNAL and Zero-Order GNSS networks) [PDF]

open access: yesGeodetski Vestnik, 2019
For more than a decade, the GNSS Service at the Geodetic Institute of Slovenia has been managing the national GNSS CORS network SIGNAL, and since 2016 also the GNSS part of the national Zero-Order Geodetic Network.
Klemen Ritlop   +6 more
doaj   +1 more source

Increasing the efficacy of the tests for outliers for geodetic networks

open access: yesActa Geodaetica et Geophysica Hungarica, 2011
Outliers in geodetic networks badly affect all parameters and their variances estimated by least-squares. Tests for outliers (e.g. Baarda’s and Pope’s tests) are frequently used to detect outliers in geodetic networks. To measure the ability of these tests, the mean success rate (MSR) is proposed.
Hekimoglu, S.   +3 more
openaire   +5 more sources

Estimation vertical components of refraction from terrestrial and satellite geodetic measuring [PDF]

open access: yesActa Montanistica Slovaca, 2009
The geodetic surveying, that are oneself execute in the complicated physical environs with expressive thermic gradient aregenerally loading systematic errors, that are be needed right processing progress eliminate.
Juraj Gašinec, Silvia Gašincová
doaj  

Refining techniques for high‐frequency monitoring of chlorophyll a fluorescence in estuarine systems

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Concentrations of the photosynthetic pigment chlorophyll a are commonly used as a proxy for phytoplankton biomass in aquatic systems. Traditional methods for extracting chlorophyll a in discrete samples limit measurement frequency, while in situ sensor technology provides high frequency chlorophyll a fluorescence measurements at a more ...
Nicole Dix   +10 more
wiley   +1 more source

Comparison of Squared Msplit Method Vs. Absolute Msplit Method - Case Study [PDF]

open access: yesGeodetski Glasnik
In this paper we analyse and compare two modern methods of deformation analysis: the squared Msplit method and the absolute Msplit method. The comparison is made on cases of simulated and actually measured horizontal geodetic networks. The squared Msplit
Klemen Kregar   +5 more
doaj   +1 more source

Using the Nordic Geodetic Observing System for land uplift studies

open access: yes, 2014
Geodetic observing systems have been planned and developed during the last decade. An ideal observing system consists of a network of geodetic observing stations with several techniques at the same site, publicly accessible databases, and as a product ...
M. Poutanen   +7 more
core   +1 more source

Main‐chain polyfullerenes: Taking fullerene to the next dimension

open access: yesPolymer International, EarlyView.
This short review appraises main‐chain polyfullerenes. Their slow development over 30 years has suddenly boomed with a rapid growth due to exciting developments in solar energy. Abstract This mini‐review gives an overview of the development, chemistry, properties and applications of main‐chain polyfullerenes.
Marco Antônio GB Gomes   +4 more
wiley   +1 more source

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