Results 61 to 70 of about 679,163 (312)

Portable Low‐Field Magnetic Resonance Imaging in People With Human Immunodeficiency Virus

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The aging population of people with HIV (PWH) raises heightened concerns regarding accelerated aging and dementia. Portable, low‐field MRI (LF‐MRI) is an innovative technology that could enhance access and facilitate routine monitoring of PWH.
Annabel Sorby‐Adams   +14 more
wiley   +1 more source

Inhibition of Classical and Alternative Complement Pathway by Ravulizumab and Eculizumab

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore the feasibility of classical (CH50) and alternative (AH50) complement pathway activity as potential biomarkers for treatment guidance and monitoring during therapy with ravulizumab in patients with generalized myasthenia gravis (gMG) and compare these to therapeutic drug monitoring under eculizumab.
Lea Gerischer   +14 more
wiley   +1 more source

Optimal Markowitz portfolio using returns forecasted with time series and machine learning models

open access: yesJournal of Big Data
We aim to answer whether using forecasted stock returns based on machine learning and time series models in a mean-variance portfolio framework yields better results than relying on historical returns.
Damian Ślusarczyk, Robert Ślepaczuk
doaj   +1 more source

Employment Flows with Endogenous Financing Constraints [PDF]

open access: yes
Empirical studies document that resource reallocation across production units plays an important role in accounting for aggregate productivity growth in the U.S. manufacturing.
Shuyun May Li
core  

Post‐COVID Fatigue Is Associated With Reduced Cortical Thickness After Hospitalization

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neuropsychiatric symptoms are among the most prevalent sequelae of COVID‐19, particularly among hospitalized patients. Recent research has identified volumetric brain changes associated with COVID‐19. However, it currently remains poorly understood how brain changes relate to post‐COVID fatigue and cognitive deficits.
Tim J. Hartung   +190 more
wiley   +1 more source

Enhancing Predictive Performance of LSTM–Attention Models for Investment Risk Forecasting

open access: yesRisks
For many decades, time-series forecasting has been applied to different problems by scientists and industries. Many models have been introduced for the purpose of forecasting. These advancements have significantly improved the accuracy and reliability of
Amina Ladhari, Heni Boubaker
doaj   +1 more source

Evaluation of the DWP Growth Fund [PDF]

open access: yes, 2011
The objective of the DWP Growth Fund was to raise levels of access to affordable credit by building the capacity of third sector lenders to serve financially excluded households.
Collard, Sharon   +2 more
core  

Olink Proteomics Analysis Reveals Heterogeneous Responses to FcRn Blockade in Anti‐AChR Antibody‐Positive Myasthenia Gravis: FGF‐19 as a Novel Biomarker

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective This study aimed to systematically observe the clinical manifestations, immune cell subsets, and dynamic changes in serological indicators in patients with myasthenia gravis (MG) before and after efgartigimod (EFG) treatment. Methods We analyzed the baseline data, laboratory parameters, and lymphocyte subset proportions in MG ...
Tiancheng Luo   +9 more
wiley   +1 more source

Wavelet Estimation for Density and Copula Functions

open access: yesMathematics
This article investigates the problem of univariate and bivariate density estimation using wavelet decomposition techniques. Special attention is given to the estimation of copula functions, which capture the dependence structure between random variables
Heni Boubaker, Houcem Belgacem
doaj   +1 more source

How to recognize opportunities: Heterarchical search in a Wall Street trading room [PDF]

open access: yes
Our task in this paper is to analyze the organization of trading in the era of quantitative finance. To do so, we conduct an ethnography of arbitrage, the trading strategy that best exemplifies finance in the wake of the quantitative revolution.
Daniel Beunza Ibáñez, David Stark
core  

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