Results 11 to 20 of about 3,796,572 (268)

Correlations [PDF]

open access: yesSSRN Electronic Journal, 2009
Correlations of equity returns have varied substantially over time and remain a source of continuing policy debate. This paper studies stock market correlations in an equilibrium model with heterogeneous risk aversion. In the model, preference heterogeneity causes variations in the volatility of aggregate risk aversion from good to bad states.
Paul Ehling, Christian Heyerdahl-Larsen
openaire   +3 more sources

Correlated Initialization for Correlated Data [PDF]

open access: yesNeural Processing Letters, 2022
Spatial data exhibits the property that nearby points are correlated. This also holds for learnt representations across layers, but not for commonly used weight initialization methods. Our theoretical analysis quantifies the learning behavior of weights of a single spatial filter.
openaire   +2 more sources

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

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

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

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

The impact of levothyroxine therapy on pregnancy and neonatal outcomes in euthyroid pregnant women with thyroid autoimmunity: A systematic review, meta-analysis and trial sequential analysis

open access: yesFrontiers in Pharmacology, 2023
Background: At present, only one systematic review has investigated the effect of levothyroxine (LT4) in the treatment of euthyroid pregnant women with thyroid autoimmunity, but some problems [such as merging different types of research for meta-analysis,
Jingjing Chen   +37 more
doaj   +1 more source

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

The price and affordability of essential medicines, progress and regional distribution in China: a systematic review

open access: yesFrontiers in Pharmacology, 2023
Background: Essential medicine is a vital component to assure universal access to quality healthcare. However, the trend of affordability to essential medicines in China and its regional differences were not yet fully understood.
Zheng Liu   +53 more
doaj   +1 more source

The impact of levothyroxine therapy on the pregnancy, neonatal and childhood outcomes of subclinical hypothyroidism during pregnancy: An updated systematic review, meta-analysis and trial sequential analysis

open access: yesFrontiers in Endocrinology, 2022
BackgroundSeveral systematic reviews and meta-analyses have investigated the effect of levothyroxine (LT4) therapy in pregnant women with subclinical hypothyroidism (SCH).
Xue-Feng Jiao   +40 more
doaj   +1 more source

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