Results 21 to 30 of about 6,729,386 (312)

Civil society involvement in harm reduction drug policy: reflections on the past, expectations for the future

open access: yesHarm Reduction Journal, 2021
Background A range of civil society organisations (CSOs) such as drug user groups, non-governmental/third sector organisations and networks of existing organisations, seek to shape the development of drugs policy at national and international levels ...
Aileen O’Gorman, Eberhard Schatz
doaj   +1 more source

Spatial Correlation for Correlated Scatterers [PDF]

open access: yes2006 IEEE International Conference on Acoustics Speed and Signal Processing Proceedings, 2006
This paper investigates the correlations between sensor signals in multipath environments created by correlated scatterers. We derive a closed form expression for the correlation in fields created by arbitrary scatterer correlations and scatterer powers, using Fourier techniques, and propose reasonable function forms for scatterer correlation ...
Terence Betlehem, Thushara D. Abhayapala
openaire   +1 more source

The Cross-correlation Structure of Tehran Stock Exchange Indexes by Multifractal Detrended Fluctuation Analysis [PDF]

open access: yesتحقیقات مالی, 2012
One of the latest approaches for analyzing the coupled time series is MF-DXA. This technique has been used in many disciplines such as finance. In this paper, we have analyzed Tehran Stock Exchange indexes by MF-DXA and have found a scaling behavior ...
Reza Tehrani   +2 more
doaj   +1 more source

Quantum Correlation without Classical Correlations [PDF]

open access: yesPhysical Review Letters, 2008
4 pages, no figures; v2: presentation improved, results unchanged, published ...
Kaszlikowski, D.   +4 more
openaire   +4 more sources

Beyond clinical outcomes: the social and healthcare system implications of hepatitis C treatment

open access: yesBMC Infectious Diseases, 2020
Background Hepatitis C virus (HCV) infections in people who inject drugs (PWID) can now be treated and cured. However, the impact that HCV treatment has on drug-user health, practices and wellbeing is not known. The aim of this research was to understand
Marta Torrens   +3 more
doaj   +1 more source

Laser polarization-variable autofluorescence of the network of optically anisotropic biological tissues: Diagnostics and differentiation of early stages of cancer of cervix uteri [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2014
This research presents the results of investigation of laser polarization fluorescence of biological layers (histological sections, cytological smears) in the task of diagnostics and differentiation of early stages of cancer: Dysplasia — cervical ...
Yu. A. Ushenko   +5 more
doaj   +1 more source

Research on prescribing cascades: a scoping review

open access: yesFrontiers in Pharmacology, 2023
Background: The concept of prescribing cascades has been proposed for more than 20 years, but the research progress and cognitive level varied in different countries.
Zhe Chen   +22 more
doaj   +1 more source

Complementarity and Correlations [PDF]

open access: yesPhysical Review Letters, 2015
Published version (+1 reference)
MACCONE, LORENZO   +2 more
openaire   +4 more sources

Spatial-Frequency Azimuthally Stable Cartography of Biological Polycrystalline Networks

open access: yesInternational Journal of Optics, 2013
A new azimuthally stable polarimetric technique processing microscopic images of optically anisotropic structures of biological tissues histological sections is proposed.
V. A. Ushenko   +2 more
doaj   +1 more source

Correlation clustering [PDF]

open access: yesThe 43rd Annual IEEE Symposium on Foundations of Computer Science, 2002. Proceedings., 2003
We consider the following clustering problem: we have a complete graph on n vertices (items), where each edge (u, v) is labeled either + or – depending on whether u and v have been deemed to be similar or different. The goal is to produce a partition of the vertices (a clustering) that agrees as much as possible with the edge labels. That is, we want a
Bansal, N., Blum, A., Chawla, S.
openaire   +5 more sources

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