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Academic Articles & Research Papers
Showing 20 of 4,247 academic articles
Jim Tattersall, Victor Katz • College Mathematics Journal
(1994)
Part I. Ancient Mathematics 1. Egypt and Mesopotamia 1.1 Egypt 1.2 Mesopotamia 2. The Beginnings of Mathematics in Greece 2.1 The Earliest Greek Mathematics 2.2 The Time of Plato 2.3 Aristotle 3. Euclid 3.1 Introduction to the Elements 3.2 ...
OPENALEX
DOI: https://doi.org/10.2307/2687626
Leah Edelstein‐Keshet • Society for Industrial and Applied Mathematics eBooks
(2005)
Life scientists are not always fully aware of the powerful role that mathematical models have in both answering biological research questions and in making predictions. Scientists have a clear view of the problem; they know the questions; t...
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DOI: https://doi.org/10.1137/1.9780898719147
José Salvado, Maria do Rosário Calado, António Espírito Santo, Anna Guerman • Modelling and Simulation in Engineering
(2017)
This paper addresses the problem of vibrations produced by switched reluctance actuators, focusing on the linear configuration of this type of machines, aiming at its characterization regarding the structural vibrations. The complexity of t...
DOAJ
Open Access (DOAJ)
DOI: 10.1155/2017/3258376
Roberto Montemanni, Sara Ceschia, Andrea Schaerf • EURO Journal on Computational Optimization
(2025)
Home healthcare has become more and more central in the last decades, due to the advantages it can bring to both healthcare institutions and patients. Planning activities in this context, however, presents significant challenges related to ...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.ejco.2024.100101
Jianjun Cao, Bailing An, Enran Hou, Fuzhang Wang • Frontiers in Physics
(2026)
This study presents a novel local meshless approach for solving one-dimensional Fisher’s equation, combining a local scheme, Gaussian radial basis functions (G-RBF), and a collocation technique. The method leverages the Gaussian basis’s non...
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Open Access (DOAJ)
DOI: 10.3389/fphy.2026.1792548
Zhiliang Wang, Chunyan Huang • Advances in Meteorology
(2012)
Rainfall is a complexity dynamics process. In this paper, our objective is to find the evidence of self-organized criticality (SOC) for rain datasets in China by employing the theory and method of SOC. For this reason, we analyzed the long-...
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Open Access (DOAJ)
DOI: 10.1155/2012/203682
Xingyu Yan, Xiaolong Pu, Yingchun Zhou, Xiaolei Xun • Statistical Theory and Related Fields
(2020)
The unified weighing scheme for the local-linear smoother in analysing functional data can deal with data that are dense, sparse or of neither type. In this paper, we focus on the convergence rate of functional principal component analysis ...
DOAJ
Open Access (DOAJ)
DOI: 10.1080/24754269.2019.1656048
Mete Özbaltan, Nicolas Berthier • Archives of Control Sciences
(2021)
We devise a tool-supported framework for achieving power-efficiency of data-flowhardware circuits. Our approach relies on formal control techniques, where the goal is to compute a strategy that can be used to drive a given model so that it ...
DOAJ
Open Access (DOAJ)
DOI: https://doi.org/10.24425/acs.2021.137426
Xin Ma, Jiangming Xu • Journal of Adolescence
(2003)
Using data from the Longitudinal Study of American Youth (LSAY), we aimed to determine the causal ordering between mathematics anxiety and mathematics achievement. Results of structural equation modelling showed that, across the entire juni...
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DOI: https://doi.org/10.1016/j.adolescence.2003.11.003
Jianhui LI, Yuanchun ZHOU, Lianglin HU, Feng LIU et al. • 大数据
(2016)
Scientific Data Resource Integration and Sharing Project is one of the 5 major informatization-specific projects of CAS for the 12th Five-Year Plan period.The overall construction of the project ideas,construction,technical innovation and s...
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Open Access (DOAJ)
Yongchao Duan, Rui Yang, Ming Zhao, Mingrui Qi et al. • Mathematics
(2025)
Segmentation of retinal vessels from fundus images is critical for diagnosing diseases such as diabetes and hypertension. However, the inherent challenges posed by the complex geometries of vessels and the highly imbalanced distribution of ...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/math13091454
Jun Zhang, Chuan Zhang, Mingtao Zhang • Engineering Reports
(2026)
ABSTRACT This study integrates embodied intelligence (EI) with a two‐stage two‐sided Hotelling duopoly model to reveal how physical intelligence reshapes digital platform equilibrium in intelligent logistics. By embedding EI‐driven efficien...
DOAJ
Open Access (DOAJ)
DOI: 10.1002/eng2.70671
Simon Frieder, Luca Pinchetti, Chevalier Chevalier, Ryan-Rhys Griffiths et al. • neural information processing systems
(2023)
We investigate the mathematical capabilities of two iterations of ChatGPT (released 9-January-2023 and 30-January-2023) and of GPT-4 by testing them on publicly available datasets, as well as hand-crafted ones, using a novel methodology. In...
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Open Access
DOI: https://doi.org/10.52202/075280-1205
Mahdi Yousefi Nejad, Karim Farajian, Hossein Jaleb • مدیریت مهندسی و رایانش نرم
(2025)
One of the major indicators in evaluating the performance of hospitals and their managers is the average length of stay of patients; given the importance of this indicator, the present study has examined the factors affecting the length of ...
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Open Access (DOAJ)
DOI: 10.22091/jemsc.2025.11174.1195
LIU Peng, LIU Bo, ZHOU Na-qin, PENG Xin-yi, LIN Wei-wei • Jisuanji kexue
(2022)
In the context of data explosion,traditional cloud computing is faced with the dilemma of insufficient local cloud resources and high expansion cost.However,the newly emerging hybrid cloud combining resource-rich public cloud and data-sensi...
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Open Access (DOAJ)
DOI: 10.11896/jsjkx.210300303
Nikolaos Bournaveas • Electronic Journal of Differential Equations
(2009)
We prove local well-posedness for the 2+1-dimensional Chern-Simons-Higgs equations in the Lorentz gauge with initial data of low regularity. Our result improves earlier results by Huh [10, 11]....
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Open Access (DOAJ)
Olesya Falenchuk, Michal Perlman, Evelyn McMullen, Brooke Fletcher et al. • PLoS ONE
(2017)
Staff education is considered key to quality of early childhood education and care (ECEC) programs. However, findings about associations between staff education and children's outcomes have been inconsistent. We conducted a systematic revie...
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Open Access (DOAJ)
DOI: 10.1371/journal.pone.0183673
Seokhwan Kim, Seungku Kim, Doo-Seop Eom • International Journal of Distributed Sensor Networks
(2012)
Due to such requirements as low power consumption and low cost, sensor nodes commonly do not include advanced H/W features. The absence of the features such as the memory management unit enforces several tasks to share a memory address doma...
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Open Access (DOAJ)
DOI: 10.1155/2012/962151
John Mordechai Gottman, J. D. Murray, Catherine Swanson, Rebecca C. Tyson et al. • The MIT Press eBooks
(2002)
Divorce rates are at an all-time high. But without a theoretical understanding of the processes related to marital stability and dissolution, it is difficult to design and evaluate new marriage interventions. The Mathematics of Marriage pro...
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DOI: https://doi.org/10.7551/mitpress/4499.001.0001
Justice Kwame Appati, Prince Kofi Nartey, Ebenezer Owusu, Ismail Wafaa Denwar • International Journal of Mathematics and Mathematical Sciences
(2021)
Biometrics consists of scientific methods of using a person’s unique physiological or behavioral traits for electronic identification and verification. The traits for biometric identification are fingerprint, voice, face, and palm print rec...
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Open Access (DOAJ)
DOI: 10.1155/2021/5545488