Results 11 to 20 of about 2,353,500 (291)

ETRS89/D96-17 – Rezultat GNSS-izmere EUREF Slovenija 2016 ( = ETRS89/D96-17 – A result of the EUREF Slovenia 2016 GNSS campaign) [PDF]

open access: yesGeodetski Vestnik, 2020
The horizontal component of the national spatial reference system of Slovenia is based on EUREF GPS campaigns at the passive GNSS-network of EUREF sites in the years 1994–1996.
Sandi Berk   +3 more
doaj   +1 more source

Operational Quantum Reference Frame Transformations [PDF]

open access: yesQuantum
Quantum reference frames are needed in quantum theory for much the same reasons that reference frames are in classical theories: to manifest invariance in line with fundamental relativity principles and to provide a basis for the definition of observable
Titouan Carette   +2 more
doaj   +1 more source

SIRGAS reference frame analysis at DGFI–TUM

open access: yesJournal of Geodetic Science, 2022
The Deutsches Geodätisches Forschungsinstitut (DGFI) has been involved in the research activities of the Latin American Reference Frame SIRGAS since its establishment in 1993.
Sánchez Laura   +3 more
doaj   +1 more source

Frames of Reference [PDF]

open access: yesJournal of Applied Social Science, 2016
Unforeseen obstacles and inefficiencies may arise when medical organizations seek to implement protocols that rely upon cooperation and coordination by clinical practitioners from multiple disciplines, departments, and professional orientations. In this reflection, we discuss some ways in which sociological concepts may be useful in forestalling and ...
J.E. Sumerau, Deborah Cragun
openaire   +1 more source

Classical and quantum communication without a shared reference frame [PDF]

open access: yes, 2003
We show that communication without a shared reference frame is possible using entangled states. Both classical and quantum information can be communicated with perfect fidelity without a shared reference frame at a rate that asymptotically approaches one
C. H. Bennett   +8 more
core   +2 more sources

Dynamics of a quantum reference frame undergoing selective measurements and coherent interactions [PDF]

open access: yes, 2010
We consider the dynamics of a quantum directional reference frame undergoing repeated interactions. We first describe how a precise sequence of measurement outcomes affects the reference frame, looking at both the case that the measurement record is ...
A. R. Edmonds   +8 more
core   +2 more sources

Effects of initial eye position on saccades evoked by microstimulation in the primate superior colliculus: implications for models of the SC read-out process

open access: yesFrontiers in Integrative Neuroscience, 2011
The motor layers of the superior colliculus (SC) are thought to specify saccade amplitude and direction, independent of initial eye position. However, recent evidence suggests that eye position can modulate the level of activity of SC motor neurons.
Jennifer M Groh   +3 more
doaj   +1 more source

A two-point boundary value problem on a Lorentz manifold arising in A. Poltorak's concept of reference frame [PDF]

open access: yes, 2006
In A. Poltorak's concept, the reference frame in General Relativity is a certain manifold equipped with a connection. The question under consideration here is whether it is possible to join two events in the space-time by a time-like geodesic if they are
Gliklikh Yu.E   +5 more
core   +2 more sources

Different roles of alpha and beta band oscillations in sensorimotor gating

open access: yesFrontiers in Human Neuroscience, 2014
Alpha (8-12Hz) and beta band (18-30Hz) oscillations have been implicated in sensory anticipation and motor preparation. Here, using magneto-encephalography, we tested whether they have distinct functional roles in a saccade task that induces a remapping ...
Verena Nadine Buchholz   +3 more
doaj   +1 more source

Reduced Reference Frame Transformation Assessment in Unbalanced Three-Phase Four-Wire Systems

open access: yesIEEE Access, 2023
Three-phase four-wire systems require a reference frame similar to that used in 3-phase 3-wire system configurations that allow them to be easily analysed, modelled and controlled.
Francisco Casado-Machado   +3 more
doaj   +1 more source

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