Results 21 to 30 of about 24,621 (259)

Quantile correlations and quantile autoregressive modeling [PDF]

open access: yes, 2012
In this paper, we propose two important measures, quantile correlation (QCOR) and quantile partial correlation (QPCOR). We then apply them to quantile autoregressive (QAR) models, and introduce two valuable quantities, the quantile autocorrelation ...
Li, Guodong, Li, Yang, Tsai, Chih-Ling
core   +1 more source

A deep sequence‐to‐sequence method for accurate long landing prediction based on flight data

open access: yesIET Intelligent Transport Systems, 2021
In civil aviation industry, runway overrun is a typical landing safety incident concerned by both airlines and authorities. Among various contributing factors to the runway overrun incident, long landing plays an important role. However, existing studies
Zongwei Kang   +7 more
doaj   +1 more source

Phytochemical Screening and Antibacterial Activities of Aqueous and Alcoholic Extracts of Averrhoa bilimbi Leaf against Bacteria Isolated from Oral Cavity [PDF]

open access: yesArchives of Razi Institute, 2022
Medicinal herbs have been used as traditional treatments for many pathogens and extracted bioactive compounds from medicinal plants with a suitable therapeutic index for the production of new drugs.
M Mohammed Atiyah   +2 more
doaj   +1 more source

The Solar Neutrino Problem: Neither Astrophysics Nor Oscillations? [PDF]

open access: yes, 1994
There is no consistent solar model which can describe all experimental data on the solar neutrinos. The problem can be formulated essentially in a model independent way.
Smirnov, Alexei Yu.
core   +3 more sources

Racial and Ethnic Distribution of ABO and Rh (D) blood groups in Thi-Qar, Iraq

open access: yesAl-Mustansiriyah Journal of Pharmaceutical Sciences, 2013
Most data in the literature include frequencies of these antigens in European and American countries. In this study for the first time we have reported frequencies of these antigens in the Thi-Qar of Iraq.
Aysar E. Mahmood   +4 more
doaj   +1 more source

Systematic Assessment of the Quality and Comprehensibility of YouTube Content on Ulnar Collateral Ligament Injury and Management

open access: yesOrthopaedic Journal of Sports Medicine, 2023
Background: Ulnar collateral ligament (UCL) reconstruction has received a unique level of attention in the press and social media. There has also been an increasing use of the internet by patients to seek medical information. Concern exists regarding the
Sohil S. Desai MD   +6 more
doaj   +1 more source

Effects of the question-and-answer relationship strategy on students’ reading comprehension and critical thinking

open access: yesBahir Dar Journal of Education
This research aimed to determine whether the Question-and-Answer Relationship (QAR) strategy can improve students’ reading comprehension of narrative texts and critical thinking skills in Amharic. The study employed a quasi-experimental pretest-posttest
Tsegaye Girma, Marew Alemu, Sefa Meka
doaj   +5 more sources

Evaluating Flexural Strength of RC Beams Strengthened by CFRP using Different Analytical Models

open access: yesCivil and Environmental Engineering, 2021
This paper deals with reinforced concrete beams strengthened by CFRP in flexure. The debonding between CFRP and the surface of the beam is the main problem.
Abed Riyam J.   +2 more
doaj   +1 more source

Degeneration of Hodge structures over Picard modular surfaces [PDF]

open access: yes, 2017
We study variations of Hodge structures over a Picard modular surface, and compute the weights and types of their degenerations through the cusps of the Baily-Borel compactification.
Ancona, Giuseppe
core   +1 more source

THE EFFECTIVENESS OF USING QUESTION ANSWER RELATIONSHIPS (QAR) STRATEGY IN IMPROVING STUDENTS’ READING COMPREHENSION

open access: yesLET: Linguistics, Literature and English Teaching Journal, 2018
The objective of this study was to find out the effectiveness of QAR strategy towards reading comprehension on reading text at IX grade Science students of SMA Darul Hijrah for male.
Fuad Muttaqin   +2 more
doaj   +1 more source

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