Results 171 to 180 of about 3,076,378 (375)

Evaluation of Different Diagnostic Approaches for Detection of Cryptosporidium in Stools of Diarrheic Children

open access: yesJournal of High Institute of Public Health, 2017
Background: Cryptosporidiosis is of utmost importance especially in vulnerable age groups in developing countries. Malnourished children are more susceptible to recurrent diarrheal episodes, which can lead to chronic nutritional and cognitive sequelae ...
Safaa Mohamed M Eassa   +3 more
doaj   +1 more source

GoMi - A new gold standard corpus for miRNA Named Entity Recognition to test dictionary, rule-based and machine-learning approaches. [PDF]

open access: green, 2021
Anika Frericks-Zipper   +5 more
openalex   +1 more source

Greenback-gold returns and expectations of resumption, 1862 - 1879 [PDF]

open access: yes, 1996
We propose a unified framework for studying the greenback-gold price during the U.S. suspension of convertibility from 1862 to 1879. The gold price is viewed as a floating exchange rate, with a fixed destination given by gold standard parity because of ...
Smith, Gregor W., Smith, R. Todd
core  

Bayesian Estimation of Performance Measures of Cervical Cancer Screening Tests in the Presence of Covariates and Absence of a Gold Standard [PDF]

open access: gold, 2008
Edson Zangiacomí Martínez   +6 more
openalex   +1 more source

Simulation-Based Exact Tests with Unidentified Nuisance Parameters under the Null Hypothesis : the Case of Jumps Tests in Model with Conditional Heteroskedasticity [PDF]

open access: yes
We use the Monte-Carlo (MC) test technique to find valid p-values when testing for discontinuities in jump-diffusion models. While the distribution of the LR statistic for this test is typically non-standard, we show that the MC p-value is finite sample ...
Bilodeau, Jean-François   +2 more
core  

MRI Tissue Magnetism Quantification through Total Field Inversion with Deep Neural Networks [PDF]

open access: yesarXiv, 2019
Quantitative susceptibility mapping (QSM) utilizes MRI signal phase to infer estimates of local tissue magnetism (magnetic susceptibility), which has been shown useful to provide novel image contrast and as biomarkers of abnormal tissue. QSM requires addressing a challenging post-processing problem: filtering of image phase estimates and inversion of ...
arxiv  

Diagnostic Challenge in Frontal Variant Alzheimer's Disease With Low Amyloid‐β PET Retention

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Diagnosing frontal variant Alzheimer's disease (fvAD) is difficult and could be even more difficult when amyloid‐beta (Aβ) PET retention is low. A 63‐year‐old woman presenting with a 3‐year history of apathy and memory impairment showed executive dysfunction, memory impairment, and severe bilateral frontotemporal atrophy on MRI.
Ryosuke Shimasaki   +5 more
wiley   +1 more source

Robust language pair-independent sub-tree alignment [PDF]

open access: yes, 2007
Data-driven approaches to machine translation (MT) achieve state-of-the-art results. Many syntax-aware approaches, such as Example-Based MT and Data-Oriented Translation, make use of tree pairs aligned at sub-sentential level.
Hearne, Mary   +3 more
core  

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