River Water Quality Monitoring Through IoT Enabled Technologies by Rita de Fátima Muniz, Badria Almaz Ali Yousif, Azadeh Shemshad

“…Then the data that we collect using various equipment and be analyzed using the software that we have designed. …”
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Parameters identification for a model of T cell homeostasis by Houssein Ayoub, Bedreddine Ainseba, Michel Langlais, Rodolphe Thiébaut

“…In this study, we consider a model of T cell homeostasis based on the Smith-Martin model. …”
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Foreword to the Special Issue on Uralic Languages by Tommi A Pirinen, Trond Trosterud, Francis M. Tyers, Veronika Vincze, Eszter Simon, Jack Rueter

“… In this introduction we have tried to present concisely the history of language technology for Uralic languages up until today, and a bit of a desiderata from the point of view of why we organised this special issue. …”
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The weighted generalized Atangana-Baleanu fractional derivative in banach spaces- definition and applications by Muneerah AL Nuwairan, Ahmed Gamal Ibrahim

“…In this paper, we introduce the concept of the weighted generalized Atangana-Baleanu fractional derivative. …”
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Parallel one forms on special Finsler manifolds by Salah G. Elgendi

“…In this paper, we investigated the existence of parallel 1-forms on specific Finsler manifolds. …”
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The holographic landscape of symmetric product orbifolds by Alexandre Belin, Alejandra Castro, Christoph A. Keller, Beatrix Mühlmann

“…We find that this landscape decomposes into two regions. …”
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The Baker–Schmidt problem for dual approximation and some classes of manifolds by Hussain, Mumtaz, Schleischitz, Johannes

“…IMRN 2021, no. 12, 8845–8867] in which we settled the problem (for dual approximation) for hypersurfaces. …”
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ON THE ISSUE OF REPRESENTTION OF WATER/ECONOMIC JOURNALS IN THE SCIENTIFIC CITATION BASES by Natalia A. Valek

“…The article presents the results of the analysis of the water/economic journals bibliometric data in leading bases of scientific citation (Russian Index of Scientific Citation (RISC), Web of Science Core Collection, and Scopus). We have analyzed the outcomes of the Clarivate Analytics – «Research Fronts 2020» and «Research Fronts 2020: active fields, leading countries» reports and based on them we have found out top issues of researches in the area of water/economic activities and leading countries involved in their development. …”

Spatial Complexity of a Predator-Prey Model with Holling-Type Response by Lei Zhang, Zhibin Li

“…We focus on a spatially extended Holling-type IV predator-prey model that contains some important factors, such as noise (random fluctuations), external periodic forcing, and diffusion processes. …”
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Node Selection Algorithms with Data Accuracy Guarantee in Service-Oriented Wireless Sensor Networks by Hongju Cheng, Ronglie Guo, Yuzhong Chen

“…Firstly, we have formulated this problem into an integer nonlinear programming problem to illustrate its NP-hard property. …”
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Derivation of the Schrödinger equation V: Relativistic Equations of Quantum Mechanics and its epistemological impacts on teaching by L.S.F. Olavo, Marcello Ferreira

“…In this paper, we present a derivation of the relativistic equations of Quantum Mechanics. …”
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The Fixed Point Property in c0 with an Equivalent Norm by Berta Gamboa de Buen, Fernando Núñez-Medina

“…We study the fixed point property (FPP) in the Banach space c0 with the equivalent norm ‖⋅‖D. …”
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Massive spectrum in F-theory and the distance conjecture by Keren Chen, Qinjian Lou, Yi-Nan Wang

“…Abstract We investigate the massive states in F-theory compactification models, including BPS string junctions stretching between parallel 7-branes and KK modes. …”
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Corporate storytelling and the idea of Latin America by Mariana I. Paludi, Jean Helms Mills, Albert J. Mills

“…Based on the three themes of politics, economics, and culture, we present three grand narratives, or official stories, that we argue summaries PAA storytelling about Latin America between 1927 and 1960. …”
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Spectral Polyhedra by Raman Sanyal, James Saunderson

“…We then focus on spectral polyhedra. We prove that spectral polyhedra are spectrahedra and give small representations as spectrahedral shadows. …”
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Loop Assisted Synchronization-Free Localization for Underwater Acoustic Sensor Networks by Song Zhang, Deshi Li, Lei Li, Zilong Liao

“…Finally, we propose an intersections based location estimation mechanism for error problem in practical measurement and we improve the localization accuracy. …”
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Study of Fixed Points and Chaos in Wave Propagation for the Generalized Damped Forced Korteweg-de Vries Equation using Bifurcation Analysis by Shruti Tomar, Naresh M. Chadha

“…In this article, we consider the Generalized Damped Forced Korteweg-de Vries (GDFKdV) equation. …”
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Analysis of an M/M/c Queueing System with Impatient Customers and Synchronous Vacations by Dequan Yue, Wuyi Yue, Guoxi Zhao

“…We consider an M/M/c queueing system with impatient customers and a synchronous vacation policy, where customer impatience is due to the servers’ vacation. …”
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Negative frequencies and negative norms in analogue Hawking radiation systems by Aguero-Santacruz, Raul, Bermudez, David

“…In this work, we study the core concepts of Hawking radiation in the astrophysical and analogue systems. …”
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Low-loss on-chip superconducting microwave circulator assisted by shunting capacitors by N. Pradeep Kumar, Dat Thanh Le, Prasanna Pakkiam, Thomas M. Stace, Arkady Fedorov

“…Specifically, we introduce large direct capacitive couplings between the waveguides, which based on the modeling we describe here, requires less stringent junction fabrication tolerance. …”
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