1,721,779 research outputs found

    mar-under-uncertainty: Code for MAR analysis in Water journal article

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    <p>Code used to produce results published in journal article:</p> <p>Arshad, Muhammad, Joseph Guillaume, and Andrew Ross. 2014. “Assessing the Feasibility of Managed Aquifer Recharge for Irrigation under Uncertainty.” Water 6 (9). Multidisciplinary Digital Publishing Institute: 2748–69. doi:10.3390/w6092748.</p&gt

    Some unique fixed point theorems for rational contractions in partially ordered metric spaces

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    KARAPINAR, ERDAL/0000-0002-6798-3254; Arshad, Muhammad/0000-0003-3041-328XIn this paper, we prove some unique fixed point results for an operator T satisfying certain rational contraction condition in a partially ordered metric space. Our results generalize the main result of Jaggi (Indian J. Pure Appl. Math. 8(2):223-230, 1977). We give several examples to show that our results are proper generalization of the existing one. MSC: 47H10, 54H25, 46J10, 46J15

    Some Existence Results for a System of Nonlinear Fractional Differential Equations

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    Aydi, Hassen/0000-0003-4606-7211; Parvaneh, Vahid/0000-0002-3820-3351; Isik, Huseyin/0000-0001-7558-4088; Arshad, Muhammad/0000-0003-3041-328XIn this paper, we show that a sequence satisfying a Suzuki-type JS-rational contraction or a generalized Suzuki-type Ciric JS-contraction, under some conditions, is a Cauchy sequence. This paper presents some common fixed point theorems and an application to resolve a system of nonlinear fractional differential equations. Some examples and consequences are also given

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Approximation of Oscillatory Bessel Integral Transforms

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    Khan, Suliman/0000-0003-0069-4025; khan, Feroz/0000-0002-7318-4918; alhazmi, sharifah/0000-0002-7761-4196; Arshad, Muhammad/0000-0002-4283-0307; Park, Jongee/0000-0003-1415-6906The numerical treatment of oscillatory integrals is a demanding problem in applied sciences, particularly for large-scale problems. The main concern of this work is on the approximation of oscillatory integrals having Bessel-type kernels with high frequency and large interpolation points. For this purpose, a modified meshless method with compactly supported radial basis functions is implemented in the Levin formulation. The method associates a sparse system matrix even for high frequency values and large data points, and approximates the integrals accurately. The method is efficient and stable than its counterpart methods. Error bounds are derived theoretically and verified with several numerical experiments.(c) 2023 International Association for Mathematics and Computers in Simulation (IMACS). Published by Elsevier B.V. All rights reserved.Deanship of Scientific Research at Umm Al-Qura University [23UQU4282396DSR002]Acknowledgments The author Sharifah E. Alhazmi would like to thank the Deanship of Scientific Research at Umm Al-Qura University for supporting this work by Grant Code: (23UQU4282396DSR002)

    Artificial intelligence and companion animals: Perspectives on digital healthcare for dogs, cats, and pet ownership

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    The exponential increase in global pet ownership has been creating an urgent demand for novel solutions to upgrade care for companion animals, particularly dogs and cats. Similar to its impact on other domains, artificial intelligence (AI) delivers an alternative solution to this pressing requirement. Profound transformation in pet care management is underway with the application of cutting-edge AI technologies incorporating various machine learning (ML) algorithms. This thorough review highlights the expanding potential of AI in reshaping the pet industry and will embark on a two-fold exploration. The first section offers a brief explanation of AI paradigms, outlining essential concepts and presenting examples of their use in the management of companion animals. A more extensive second section provides a meticulous exploration of the diverse applications of AI for pets including health monitoring, behaviour monitoring, feed and feeding systems, parasite detection, artificial, virtual, and robotic pets, and veterinary care and support. It can be easily predicted from the ongoing research that the continuous integration of AI-driven innovations in the pet care sector will result in a balanced blend of compassion and technology offering optimized pet care. Currently, this integration still faces inherent challenges, and it is imperative to navigate them in order to leverage full potential of AI for companion animals

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis
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