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Academic Articles & Research Papers
Showing 20 of 3,812 academic articles
Mohamed Afifi, Mohamed Afifi, Muhammad Uba Abdulazeez, Muhammad Uba Abdulazeez et al. • Frontiers in Bioengineering and Biotechnology
(2025)
Road traffic crashes are the leading cause of injuries, disabilities, and fatalities for children and young adults. Extremity joint injuries have been identified as one of the contributing factors to chronic disabilities among children in r...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fbioe.2025.1667865
Han Xiao, Han Xiao, Xiaoqian Zhang, Xiaoqian Zhang et al. • Frontiers in Environmental Science
(2022)
Forest disturbance monitoring can provide scientific data for the decision making and management of nature reserves. LandTrendr algorithm has been applied to identify forest disturbances on a long-time scale through appropriate segmentation...
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Open Access (DOAJ)
DOI: 10.3389/fenvs.2022.891752
Yongbai Sha, Donghe Han, Donghu Chen, Congzhi Liu • Machines
(2024)
The iron roughneck is an automated piece of equipment utilized for the connection and removal of drilling tools. This paper presents the design of an integrated iron roughneck, providing a detailed introduction to its clamp body structure, ...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/machines12080575
Shurui Huang, Yueneng Yang, Ye Yan, Shifeng Zhang et al. • International Journal of Aerospace Engineering
(2022)
The stratospheric satellite is regarded as an ideal stratosphere flight platform and is able to accomplish various missions such as surveillance, earth observation, and remote sensing, which requires a robust and effective trajectory tracki...
DOAJ
Open Access (DOAJ)
DOI: 10.1155/2022/1601771
Yaqiong Zhang, Fubin Wang, Jinchao Liu, Heng Zhao et al. • Aerospace
(2024)
The rotating blade is a key component of an aero-engine, and its vibration characteristics have an important impact on the performance of the engine and are vital for condition monitoring. This paper reviews the research progress of blade d...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/aerospace11080638
Senyefia Bosson-Amedenu, Emmanuel Ayitey, Francis Ayiah-Mensah, Luyton Asare • BMC Cancer
(2025)
Abstract Background Frailty models are extensively utilized in survival analysis to address unobserved heterogeneity among individuals. However, selecting the most robust model for survival prediction, especially in the context of high-dime...
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Open Access (DOAJ)
DOI: 10.1186/s12885-025-14040-z
Sipeng Shen, Ruyang Zhang, Yue Jiang, Yi Li et al. • Molecular Cancer
(2021)
Abstract N6-Methyladenosine (m6A) is an RNA modification that interacts with numerous coding and non-coding RNAs and plays important roles in the development of cancers. Nonetheless, the clinical impacts of m6A interactive genes on these ca...
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Open Access (DOAJ)
DOI: 10.1186/s12943-021-01362-2
Pekka Korhonen, Francis K.C. Hui, Jenni Niku, Sara Taskinen et al. • PeerJ
(2025)
Background Over the past decade, joint species distribution models (JSDMs) and model-based ordination have emerged as powerful tools for the analysis of community ecology data. Generalized linear latent variable models (GLLVMs) offer a flex...
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Open Access (DOAJ)
DOI: 10.7717/peerj.20338
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...
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Open Access (DOAJ)
DOI: 10.1080/29937574.2026.2714847
Šoltés Erik, Vojtková Mária, Šoltésová Tatiana • Moravian Geographical Reports
(2020)
With respect to the fulfillment of the objectives of the Europe 2020 strategy, the threat of poverty and social exclusion has not been sufficiently reduced in the European Union (EU) over the past decade, and large regional disparities pers...
DOAJ
Open Access (DOAJ)
DOI: 10.2478/mgr-2020-0001
Yan Dora Zhang, Amber N. Hurson, Haoyu Zhang, Parichoy Pal Choudhury et al. • Nature Communications
(2020)
In cancer many gene variants may contribute to disease etiology, but the impact of a given gene variant may have varied effect size. Here, the authors analyse summary statistics of genome-wide association studies from fourteen cancers, and ...
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Open Access (DOAJ)
DOI: 10.1038/s41467-020-16483-3
Samuel Kipsang Kaptum, Jane Aduda Akinyi, Philip Ngare, Amos Kipkorir Langat • Scientific African
(2025)
Herd behaviour in socio-economic systems is characterised by asynchronous, stochastic decision-making that traditional models capture imperfectly. Discrete-time DTMCs impose fixed-tick synchrony and require binning, which distorts event tim...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.sciaf.2025.e03042
Tristan Curteis, Augustine Wigle, Christopher J. Michaels, Adriani Nikolakopoulou • BMC Medical Research Methodology
(2025)
Abstract Background In network meta-analysis (NMA), the magnitude of difference between treatment effects is typically ignored in the calculation of ranking metrics, such as probability best and surface under the cumulative ranking curve (S...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s12874-025-02499-0
Frank Kofi Owusu, Peter Amoako-Yirenkyi, Nana Kena Frempong, Akoto Yaw Omari-Sasu et al. • Heliyon
(2023)
In this extant paper, a multivariate time series model using the seemingly unrelated times series equation (SUTSE) framework is proposed to forecast the peak and short-term electricity demand using time series data from February 2, 2014, to...
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Open Access (DOAJ)
DOI: 10.1016/j.heliyon.2023.e18821
Hengtai Wang, Aminu Ma’aruf Nass, Zhiwei Zou • Advances in Mathematical Physics
(2021)
In this article, we discussed the Lie symmetry analysis of C1m,a,b fractional and integer order differential equations. The symmetry algebra of both differential equations is obtained and utilized to find the similarity reductions, invarian...
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Open Access (DOAJ)
DOI: 10.1155/2021/9113423
Audrey Béliveau, Devon J. Boyne, Justin Slater, Darren Brenner et al. • BMC Medical Research Methodology
(2019)
Abstract Background Several reviews have noted shortcomings regarding the quality and reporting of network meta-analyses (NMAs). We suspect that this issue may be partially attributable to limitations in current NMA software which do not re...
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Open Access (DOAJ)
DOI: 10.1186/s12874-019-0829-2
Halidias Nikolaos • Abstract and Applied Analysis
(2004)
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Open Access (DOAJ)
DOI: 10.1155/S108533750430905X
Džiugas Chvoinikov, Svyatoslav Novikov, Jonas Šiaulys • Axioms
(2026)
We investigate the asymptotic behavior of the product of Gaussian random variables, with a focus on tail probabilities. Although sums of normal variables are well understood through classical limit theorems, their products exhibit significa...
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Open Access (DOAJ)
DOI: 10.3390/axioms15060425
Cynthia Afriani Utama, Lina Hapsari • Jurnal Akuntansi dan Keuangan Indonesia
(2012)
The purpose of this study is to investigate whether the Indonesian stock market reacts to terrorist bomb attack, and whether the Indonesian stock market reaction to terrorist bomb attack is affected by industry type and foreign ownership. U...
DOAJ
Open Access (DOAJ)
DOI: 10.21002/jaki.2012.07
Antonio Carlos Rodrigues • RAC: Revista de Administração Contemporânea
(2021)
Context: response surface analysis (RSA) is an approach that allows examining the extent to which combinations of two predictive variables relate to one outcome variable. The method is particularly interesting in cases where (in)congruence ...
DOAJ
Open Access (DOAJ)
DOI: 10.1590/1982-7849rac2021200293.en