Results 21 to 30 of about 434,571 (333)

Evaluation of Hands-Free VR Interaction Methods During a Fitts’ Task: Efficiency and Effectiveness

open access: yesIEEE Access, 2023
Currently, it is standard to use tracked handheld controllers for interaction in immersive virtual reality (VR). However, since VR interactions are becoming more natural with hand tracking, it is important to provide hands-free alternatives for selection
Pedro Monteiro   +4 more
doaj   +1 more source

Ionospheric response to AGW propagation detected using GNSS measurements and coherent sounding over “Vernadsky” and “Palmer” Antarctic stations

open access: yesУкраїнський антарктичний журнал, 2017
The work presents results of the diagnostics of travelling ionospheric disturbances (TIDs) over the Antarctic Peninsula obtained by using two different techniques. The first method is based on ground-based multi- positional GNSS TEC measurements, and the
A. A. Sopin   +7 more
doaj   +1 more source

2018年8月5日印度尼西亚地震震前电离层异常特征

open access: yesDizhen xuebao, 2020
基于2018年8月5日印度尼西亚地震震中(116.45°E,8.33°S)附近的澳大利亚达尔文站和位于震中磁力线共轭区域的武汉站的电离层测高仪观测数据,以及相同区域全球卫星导航系统接收机的观测数据,对该地震震前的电离层异常扰动特征进行了分析。结果显示,震前同时观测到了电离层F2层临界频率(foF2)和总电子含量(TEC)时间序列的异常。基于岩石圈-大气层-电离层直流电场耦合模式和美国国家大气研究中心的热层-电离层环流耦合模式(NCAR/HAO TIEGCM ...
Zhuangkai Wang   +4 more
doaj   +1 more source

Privacy-Preserving Machine Learning on Apache Spark

open access: yesIEEE Access, 2023
The adoption of third-party machine learning (ML) cloud services is highly dependent on the security guarantees and the performance penalty they incur on workloads for model training and inference.
Claudia V. Brito   +4 more
doaj   +1 more source

Nonlocal Andreev reflection, fractional charge and current-phase relation in topological bilayer exciton condensate junctions [PDF]

open access: yes, 2014
We study Andreev reflection and Josephson currents in topological bilayer exciton condensates (TEC). These systems can create 100% spin entangled nonlocal currents with high amplitudes due to perfect nonlocal Andreev reflection.
Brinkman, A.   +5 more
core   +2 more sources

Dress Tec

open access: yes, 2022
Los grandes volúmenes de residuos textiles y contaminación producidos por la industria de la moda y en especial por el fast fashion, la necesidad cada vez más inminente de exclusividad y privilegio de los consumidores, y el avance exponencial de la implementación de tecnología en productos cotidianos nos llevan a plantear Dress Tec, a un clic de tu ...
Romero Sierra, María Camila   +3 more
openaire   +1 more source

Numerical and experimental analysis of thermal penetration depth in bare reinforced concrete structures during fire accidents [PDF]

open access: yesE3S Web of Conferences, 2020
This work faces the problem of fire resistance and temperature penetration depth in reinforced concrete under construction subjected to fire. Indeed, the design approaches always neglect the fire-induced effects on the structures under construction.
Tagliafico Luca Antonio   +5 more
doaj   +1 more source

Online, automatic, near‐real time estimation of GPS‐TEC: IONOLAB‐TEC [PDF]

open access: yesSpace Weather, 2013
The variability of space weather can best be captured using total electron content (TEC), which corresponds to total number of electrons on a ray path. The dual‐frequency ground based GPS receivers provide a cost‐effective means for monitoring TEC. Computation of TEC for a single GPS station is a challenge due to various unknowns and ambiguities such ...
Sezen, U.   +4 more
openaire   +4 more sources

The TEC as a theory of embodied cognition. [PDF]

open access: yes, 2003
We argue that the strengths of the Theory of Event Coding (TEC) can usefully be applied to a wider scope of cognitive tasks, and tested by more diverse methodologies.
Richardson, DC, Spivey, MJ
core   +1 more source

An integrated petrophysical analysis based on NMR, organic geochemistry and mineralogy. The Vaca Muerta source rock-unconventional play at different thermal maturities [PDF]

open access: yesE3S Web of Conferences, 2023
The Vaca Muerta Formation (Upper Jurassic–Lower Cretaceous) of the Neuquén Basin, Argentina is a world-class source rock and renowned as an unconventional reservoir for both oil and gas.
Masiero Diana   +9 more
doaj   +1 more source

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