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Academic Articles & Research Papers
Showing 20 of 1,679 academic articles
Rhoda Dadzie-Dennis, Samuel K.-B. Dzidzornu • Journal of Applied Mathematics
(2026)
The study contributes a contemporary perspective to the evolving discourse on the relative performance of three managed investing styles: Deep Value, Growth, and Blended portfolios. Deep Value investing focuses on fundamentally strong but u...
DOAJ
Open Access (DOAJ)
DOI: 10.1155/jama/8261109
Sylvester Sebola, Niladri Chakraborty, Morné Rowan Sjölander • Mathematics
(2026)
This paper proposes a combined maximal precedence–exceedance test (MPErs) that integrates maximal precedence and maximal exceedance statistics tests to provide sensitivity to both early and late distributional differences between two sample...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/math14203658
Jennifer Belt Antwi, Nana Kena Frempong • Mathematics in Medical and Life Sciences
(2026)
Background: The classic Wells–Riley model (CWRM) is a well-established framework for estimating airborne infection risk in shared indoor environments. This study extends the framework to simultaneously incorporate fecal–oral transmission, a...
DOAJ
Open Access (DOAJ)
DOI: 10.1080/29937574.2026.2714847
Eric Nyarko, Irene A. Kretchy, Grace Lovia Allotey-Babington, Adwoa Oforiwaa Kwakye et al. • BMC Infectious Diseases
(2026)
Abstract Background Poor adherence to antiretroviral therapy (ART) continues to undermine HIV treatment outcomes in sub-Saharan Africa, including Ghana. Objective This study aimed to quantify ART treatment adherence among people living with...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s12879-026-13836-z
Bashir Mikail Usman, Satirenjit Kaur Johl, Parvez Alam Khan • Discover Sustainability
(2025)
Abstract This study examines the adoption of green governance systems in Nigeria's energy sector to attain carbon neutrality, following Sustainable Development Goals (SDGs) 7 and 13. The study conducted conducts a comprehensive narrative re...
DOAJ
Open Access (DOAJ)
DOI: 10.1007/s43621-025-01064-5
Tim Hill, Gwenn Elizabeth Flowers, Matthew James Hoffman, Derek Bingham et al. • Journal of Glaciology
(2024)
Subglacial hydrology models struggle to reproduce seasonal drainage patterns that are consistent with observed subglacial water pressures and surface velocities. We modify the standard sheet-flow parameterization within a coupled sheet–chan...
DOAJ
Open Access (DOAJ)
DOI: 10.1017/jog.2023.103
Albert Whata, Charles Chimedza • IEEE Access
(2022)
Logistic regression (LR) is a popular method that is used for estimating causal effects in observational studies using propensity scores. We examine the use of deep learning models such as the deep neural network (DNN), PropensityNet (PN), ...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/ACCESS.2021.3140189
Martin Sterchi, Lorenz Hilfiker, Rolf Grütter, Abraham Bernstein • Scientific Reports
(2023)
Abstract The problem of identifying the source of an epidemic (also called patient zero) given a network of contacts and a set of infected individuals has attracted interest from a broad range of research communities. The successful and tim...
DOAJ
Open Access (DOAJ)
DOI: 10.1038/s41598-023-38282-8
Riki Martusa, Meythi Meythi, Laurensia Vina Dharmawan • International Journal of Innovative Technologies in Economy
(2022)
This study investigates whether earnings quality affects to asymmetric cost behavior, i.e., sticky cost of listed firms of Jakarta Stock Exchange (JKSE). This study analyzes 1032 year-firms observations during 2012-2019 periods. This study ...
DOAJ
Open Access (DOAJ)
DOI: 10.31435/rsglobal_ijite/30062022/7843
Ku Bean Jeong, Hee Seok Moon, Kyung Ryun In, Sun Hyung Kang et al. • BMC Gastroenterology
(2025)
Abstract Background The incidence of lower gastrointestinal bleeding is on the rise, prompting the creation of various scoring systems to forecast patient’s outcomes. But there is no single unified scoring system and these scoring systems c...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s12876-025-03638-z
Kulwa Mwita Mang'ana, Daniel Wilson Ndyetabula, Silver John Hokororo • Social Sciences and Humanities Open
(2023)
Small and Medium-Sized Enterprises in agriculture sector, contribute significantly to economic change in developing countries by addressing a wide range of unemployment, nutrition, income poverty, and food security issues. Despite their cri...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.ssaho.2023.100494
Miguel Marco-Fondevila, Mar Rueda-Tomás, María Pilar Latorre-Martínez • Education Sciences
(2022)
During the last decade and, particularly, from the restrictions on mobility brought by the COVID-19 pandemic, online and digital teaching is positioning itself as an alternative to face-to-face teaching. As of today, however, the soundness ...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/educsci12070429
Wenjiao Zhang, Wenjiao Zhang, Wenbo Yang, Wenbo Yang et al. • Frontiers in Cardiovascular Medicine
(2026)
BackgroundCardiovascular–kidney–metabolic (CKM) syndrome captures the interconnected burden of metabolic risk factors, chronic kidney disease, and cardiovascular disease. Evidence remains limited regarding simple and clinically accessible m...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fcvm.2026.1875961
M. Baumgart, N. Druml, M. Consani • The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
(2018)
This paper presents a simulation approach for Time-of-Flight cameras to estimate sensor performance and accuracy, as well as to help understanding experimentally discovered effects. The main scope is the detailed simulation of the optical s...
DOAJ
Open Access (DOAJ)
DOI: 10.5194/isprs-archives-XLII-2-83-2018
Romain Leborgne, Michael O. Rivett, Gift J. Wanangwa, Philippe Sentenac et al. • Applied Sciences
(2021)
To improve borehole siting for rural water supply, an advanced resistivity method was adapted for developing country use and demonstrated in Malawi. The method was designed to be low cost, developing-country accessible, efficient. It allows...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/app11031162
Xu Cheng, Shiqiang Wu, Jiangyu Dai, Xiufeng Wu et al. • Engineering Applications of Computational Fluid Mechanics
(2026)
The plain water network area is characterized by its flat terrain and a dense crisscrossing of rivers. The runoff process in this region is significantly influenced by human activities, resulting in a complex relationship between water stor...
DOAJ
Open Access (DOAJ)
DOI: 10.1080/19942060.2026.2749141
Salvator Lawrence, Srimuruganandam Bhathmanabhan • Sustainable Environment Research
(2026)
Abstract Accurate prediction of fine particulate matter (PM2.5) remains challenging because atmospheric processes are nonlinear, nonstationary, and influenced by temporal variability, measurement uncertainty, and episodic pollution events. ...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s42834-026-00296-y
Huan Song, Lijun Wang, Yuguo Gao, Shuman Guo et al. • AgriEngineering
(2026)
Accurate and in-situ monitoring of frost growth on plant leaves is crucial for disaster prevention in smart agriculture. To address the limitations of traditional methods in quantification and continuity, this study proposes a novel monitor...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/agriengineering8020067
Anping Shu, Jiapin Zhu, Baoshan Cui, Le Wang et al. • Frontiers in Marine Science
(2023)
By offering natural protection along offshore wetlands, mangroves play a crucial role in providing great ecological and economic benefits to local communities. However, mangroves are currently facing an increasing threat of decline worldwid...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fmars.2023.1165048
Tingting Wu, Yaxin Liu, Laihe Qi, Pu Wang et al. • Machines
(2026)
A pipeline intelligent plugging robot (PIPR) is an important tool in subsea pipeline maintenance and emergency repair. Precise position-tracking control is crucial for the in-pipe plugging operation of a PIPR. The anchoring module is the ke...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/machines14060675