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Academic Articles & Research Papers
Showing 20 of 535 academic articles
Heriberto Ramírez Luján • Eikasía
(2026)
This paper explores how epistemic artifacts have transformed our understanding of scientific observation. It examines the historical evolution from basic instruments such as Mayan quadrants and Galileo’s telescope to today’s sophisticated e...
DOAJ
Open Access (DOAJ)
DOI: https://doi.org/10.57027/eikasia.134.1286
Gabriel Frahm • Risks
(2018)
An intersection–union test for supporting the hypothesis that a given investment strategy is optimal among a set of alternatives is presented. It compares the Sharpe ratio of the benchmark with that of each other strategy. The interse...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/risks6020040
Adam R. Foster, Paul P. Plucinsky, Terrance J. Gaetz, Xi Long et al. • The Astrophysical Journal
(2025)
We present an analysis of the archival XMM-Newton observations of the Large Magellanic Cloud (LMC) supernova remnant N132D totaling more than 500 ks. We focus on the high temperature plasma ( kT _e ∼ 4.5 keV) that is responsible for the hi...
DOAJ
Open Access (DOAJ)
DOI: 10.3847/1538-4357/adcd61
Glyn A. Collinson, Heli Hietala, Ferdinand Plaschke, Tomas Karlsson et al. • Geophysical Research Letters
(2023)
Abstract Shocklets and short large‐amplitude magnetic structures (SLAMS) are steepened magnetic fluctuations commonly found in Earth's upstream foreshock. Here we present Venus Express observations from the 26th of February 2009 establishin...
DOAJ
Open Access (DOAJ)
DOI: 10.1029/2023GL104610
Qingle Guo, Junping Zhang, Chongxiao Zhong, Ye Zhang • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
(2021)
With the increase in the availability of multitemporal hyperspectral images (HSIs), HSIs change detection (CD) methods, including pixel-level and subpixel-level based methods, have attracted great attention in recent years. However, the wid...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/JSTARS.2021.3074538
Hui Fang, Guisheng Liao, Yongjun Liu, Cao Zeng et al. • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
(2024)
Video synthetic aperture radar (video SAR) has been successfully applied in many fields and the registration of the video SAR images has been proven to be a crucial step in their preprocessing. However, video SAR images exhibit more severe ...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/JSTARS.2024.3465835
Zean Guo, Jiawei Wang, Mengmeng Li, Yawei Lv et al. • Physical Review Research
(2024)
Hall anomaly related to deviations in Hall carrier concentrations have always been recognized as signs of charge incoherence in organic semiconductors, which lack ordered lattices. In this paper, we show that the Hall carrier concentration ...
DOAJ
Open Access (DOAJ)
DOI: 10.1103/PhysRevResearch.6.043180
S. H. Ubohov, V. V. Trokhymchuk, G. V. Zagoriy, L. O. Fedorova • Фармацевтичний журнал
(2019)
One of the most promising ways to increase the efficiency of pharmaceutical enterprises in the field of quality assurance of medicines is the introduction of integrated quality systems (IQS).
The aim of the work is to study of the state ...
DOAJ
Open Access (DOAJ)
DOI: 10.32352/0367-3057.2.19.01
Ruidong Wan, Ziqi Zhao, Min Zhao, Ke Hu et al. • Scientific Reports
(2021)
Abstract Yaks are typical plateau-adapted animals, however the microvascular changes and characteristics in their lungs after birth are still unclear. Pulmonary microvasculature characteristics and changes across age groups were analysed us...
DOAJ
Open Access (DOAJ)
DOI: 10.1038/s41598-021-97760-z
Mahmoud Balata, Mohamed Ibrahim Gbreel, Mohamed Hamouda Elkasaby, Marwa Hassan et al. • Journal of Cardiothoracic Surgery
(2025)
Abstract Background Despite the promising results of both MitraClip and PASCAL systems for the treatment of mitral regurgitation (MR), there is limited data on the comparison of both systems regarding their safety and efficacy. We aim to co...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s13019-024-03218-4
Hao Yi, Bo Liu, Bin Zhao, Enhai Liu • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
(2024)
Due to the limitations of small targets in remote sensing images, such as background noise, poor information, and so on, the results of commonly used detection algorithms in small target detection is not satisfactory. To improve the accurac...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/JSTARS.2023.3339235
Roger E. Cohen, Kristen B. W. McQuinn, Alessandro Savino, Max J. B. Newman et al. • The Astrophysical Journal
(2025)
Radial stellar population gradients within dwarf galaxies provide a promising avenue for disentangling the drivers of galaxy evolution, including environment. Within the Local Volume, radial stellar age gradient slopes correlate with intera...
DOAJ
Open Access (DOAJ)
DOI: 10.3847/1538-4357/adb61d
Faith Adedayo Adejumo, Samuel Gbolagunte Olaniyan, Temilade Patience Adejumo, Sandra Kikelomo Odunaro et al. • The Egyptian Heart Journal
(2026)
Abstract Background Heart failure with preserved ejection fraction (HFpEF) is increasingly recognized as a major heart failure phenotype globally; however, its diagnosis is complex and is recommended to require integrated assessment of clin...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s43044-026-00779-8
Rui Zhao, Haofeng Hu, Yun Li, Yuze Fan et al. • Sensors
(2024)
Urban traffic congestion poses significant economic and environmental challenges worldwide. To mitigate these issues, Adaptive Traffic Signal Control (ATSC) has emerged as a promising solution. Recent advancements in deep reinforcement lear...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/s24196202
Abderrafii KHOUDRI • Revue des Langues, Cultures et Sociétés
(2020)
L’observation des échanges entre soignant et soigné constitue une voie d'accès privilégié pour l'examen de l'organisation des matériaux technolectaux mobilisés dans leurs pratiques discursives. Les analyses des données recueillies révèlent ...
DOAJ
Open Access (DOAJ)
DOI: 10.48384/IMIST.PRSM/lcs-v6i1.21291
Charlotte M. H. H. T. Bootsma-Robroeks, Charlotte M. H. H. T. Bootsma-Robroeks, Jessica D. Workum, Jessica D. Workum et al. • Frontiers in Digital Health
(2025)
IntroductionThe integration of Large Language Models (LLMs) in Electronic Health Records (EHRs) has the potential to reduce administrative burden. Validating these tools in real-world clinical settings is essential for responsible implement...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fdgth.2025.1588143
Rishi V. Parikh, Alan S. Go, Ankeet S. Bhatt, Thida C. Tan et al. • Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
(2023)
Background There is a need to develop electronic health record–based predictive models for worsening heart failure (WHF) events across clinical settings and across the spectrum of left ventricular ejection fraction (LVEF). Methods and Resul...
DOAJ
Open Access (DOAJ)
DOI: 10.1161/JAHA.122.029736
Nana A Mensah, Michael J Fassett, Nehaa Khadka, Jiaxiao M Shi et al. • JMIR Research Protocols
(2025)
BackgroundHemolytic disease of the fetus and newborn (HDFN) is a rare but serious condition caused by maternal-fetal red blood cell antigen incompatibility. In an affected pregnancy, maternal immunoglobulin G antibodies cross the placenta a...
DOAJ
Open Access (DOAJ)
DOI: 10.2196/77836
Susilowati, Aprizal, Dyah Indriana Kusumastuti • Discover Artificial Intelligence
(2026)
Abstract This study introduces an ensemble machine learning (EML) framework to enhance short-duration rainfall-intensity prediction under limited-data conditions. By integrating multiple base learners within a stacking architecture, the pro...
DOAJ
Open Access (DOAJ)
DOI: 10.1007/s44163-026-01772-5
Carlos NGWAPITSHI NGWAMASHI • Ziglôbitha
(2023)
Résumé : L’étude menée par nous qui se solde par la présentation des résultats sous format d’un article porte sur « le magistrat congolais face au blanchiment d’argent sale ». Il répond à la question de savoir si le magistrat congolais peut...
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