Results 11 to 20 of about 8,279,811 (300)

The European Water Framework Directive: How Ecological Assumptions Frame Technical and Social Change

open access: yesEcology and Society, 2007
The European Water Framework Directive (WFD) is built upon significant cognitive developments in the field of ecological science but also encourages active involvement of all interested parties in its implementation.
Patrick Steyaert, Guillaume Ollivier
doaj   +1 more source

Reference Systems [PDF]

open access: yesInternational Astronomical Union Colloquium, 1997
AbstractA reference system is a relation connecting observables and their mathematical represententions. The principle of general relativity assures that any sort of coordinate system can be used to describe physical phenomena. Thus, any reference system is only a convention. There is no absolutely true reference system.
openaire   +1 more source

Research on reference frames and reference networks in Poland in 2019–2022

open access: yesAdvances in Geodesy and Geoinformation, 2023
The article presents the reviewed and summarised research activities of Polish research groups on reference frames and reference networks in a period of 2019–2022.
Jan Kryński, Tomasz Liwosz
doaj   +1 more source

Stability Tests for the Network of Permanent GNSS Stations of the Republic of Srpska

open access: yesAGG+, 2020
The network of permanent GNSS stations of the Republic of Srpska is located in a fairly seismic area and belongs to different sides of regional faults.
Tanja Fržović   +2 more
doaj   +1 more source

Development of a mobile, cost-effective and easy to use inertial motion capture system for monitoring in rehabilitation applications

open access: yesCurrent Directions in Biomedical Engineering, 2021
Many people are familiar with the feeling of instability, pain, or subsidence in the knee joint after a knee injury. There are many different methods for examining the knee, such as the drawer test or the Lachman test [1], before and after surgery. While
Schlage Nana   +3 more
doaj   +1 more source

Functional representation for the grand partition function of a multicomponent system of charged particles: Correlation functions of the reference system

open access: yesCondensed Matter Physics, 2006
Based on the method of collective variables (CV) with a reference system, the exact expression for the functional of the grand partition function of a m-component ionic model with charge and size asymmetry is found.
O.V.Patsahan, I.M.Mryglod
doaj   +1 more source

Relativistic Celestial Mechanics with PPN Parameters [PDF]

open access: yes, 1999
Starting from the global parametrized post-Newtonian (PPN) reference system with two PPN parameters $\gamma$ and $\beta$ we consider a space-bounded subsystem of matter and construct a local reference system for that subsystem in which the influence of ...
A. Caporali   +71 more
core   +4 more sources

Nepremičninske evidence in novi koordinatni sistem v luči direktive INSPIRE : Real Estate Databases And The New Coordinate System In Relation To The Inspire Directive [PDF]

open access: yesGeodetski Vestnik, 2010
V resoluciji št. 2 zadnjega simpozija EUREF, ki je bilmaja 2009 v Firencah, je poudarjen pomen direktiveINSPIRE, pri čemer se zlasti opozarja na pomenEvropskega terestričnega referenčnega sistema 1989(ETRS89) ter Evropskega vertikalnega ...
Sandi Berk   +2 more
doaj  

Determination of RNA genome in the low titer zoonotic RNA virus samples

open access: yesJournal of Zoonotic Diseases, 2023
There are numerous RNA virus infections in mammals as emerging zoonosis originating from wildlife. The total viral diversity is unknown. The total number of mammalian viruses is estimated to be more than 320000.
David Shayan   +6 more
doaj   +1 more source

Research on reference frames and reference networks in Poland in 2015–2018 [PDF]

open access: yesGeodesy and Cartography, 2019
Research activities of Polish research groups in a period of 2015–2019 on reference frames and reference networks are reviewed and summarised in this paper. The summary contains the results concerning the implementation of latest resolutions on reference
Jan Krynski   +2 more
doaj   +1 more source

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