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Tipi di risorsa: Libro cartaceo Libro elettronico Articolo Rivista Tesi Capitolo
Ricerca accademica
Analysis and Comparison the Dynamical Properties for Two Hyperchaotic Systems
Articolo
Articolo
Saad Fawzi Jasim AL-Azzawi et al · University of Mosul, College of Education for Pure Science · 2018 · ISSN 1812-125X
In this paper , a new four-dimensions hyperchaotic system is proposes based on a three-dimensional Pan system by introducing a nonlinear state feedback controller, and we investigated some basic properties for this syste...
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Open Access
Chaotic behavior and solution structures of the Chaffee–Infante equation under external forces
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Articolo
Wali Samad et al · De Gruyter · 2026 · ISSN 2391-5471
This study presents the dynamical analysis and soliton solutions of the Chaffee–Infante equation, an important nonlinear evolution model. The Chaffee Infante equation, widely employed as a reaction–diffusion model, i...
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Open Access
Analysis of soybean cropland expansion in the southern Brazilian Amazon and its relation to economic drivers
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Articolo
Anibal GUSSO et al · Instituto Nacional de Pesquisas da Amazônia · 2017 · ISSN 0044-5967
ABSTRACT The agricultural dynamics of soybean expansion have long been recognized as a major driver of excessive land cover change on the southwestern border of the Brazilian Amazon. The hypothesis that the soybean marke...
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Open Access
Dynamical models in neuroscience from a closed-loop control perspective
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Articolo
Martínez, Sebastián et al · RI ITBA · 2023 · ISSN 1932-2968
"Modifying neural activity is a substantial goal in neuroscience that facilitates the understanding of brain functions and the development of medical therapies. Neurobiological models play an essential role, contributing...
Idioma Inglés
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Open Access
Bifurcation analysis and exploration of new optical soliton solutions in parabolic law medium with weak non-local nonlinearity
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Articolo
Karmina K. Ali et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract In the present study, we examine how optical solitons behave in a synthetic nonlocal nonlinear medium. An analytical investigation is conducted into the nonlinear dynamical model that represents the propagation ...
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Open Access
Computational analysis of soliton dynamics and their applications in the fractional Kairat-II equation
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Articolo
Beenish et al · SpringerOpen · 2026 · ISSN 1687-2770
Abstract In this paper, we investigate the dynamical behaviour and soliton solutions of the M-fractional Kairat-II equation. Initially, soliton solutions are obtained using the new extended direct algebraic method. To en...
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Open Access
Non-fiducial cosmological test from geometrical and dynamical distortions around voids
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Articolo
Correa, Carlos Mauricio et al · Wiley Blackwell Publishing, Inc · 2019 · ISSN 5761-5772
We present a new cosmological test using the distribution of galaxies around cosmic voids without assuming a fiducial cosmology. The test is based on a physical model for the void-galaxy cross-correlation function projec...
Idioma Inglés
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Ficha bibliográfica
Self-Cooling Simulated Annealing (SCSA) Algorithm for Nonlinear Least Square’s Data Analysis
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Articolo
Costa, Federico et al · Scientific Research and Community · 2025 · ISSN 2754-6705
A Self-Cooling Simulated Annealing (SCSA) algorithm is introduced for the optimization of nonlinear least-squares problems. In contrast to conventional simulated annealing techniques that require a predefined cooling sch...
Idioma Inglés
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Open Access
A numerical framework for fractional and fractal-fractional analysis of the Pehlivan chaotic system using Caputo derivative
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Articolo
R. Vinoth et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract The Pehlivan chaotic system, introduced by Ibrahim Pehlivan and Yilmaz Uyaroglu, is a three-dimensional autonomous chaotic model with rich dynamical properties. This paper develops a numerical framework for the ...
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Open Access
Crude oil market and geopolitical events: an analysis based on information-theory-based quantifiers
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Articolo
Fernández Bariviera, Aurelio et al · RI ITBA · 2022 · ISSN 1136-0593
"This paper analyzes the informational efficiency of oil market during the last three decades, and examines changes in informational efficiency with major geopolitical events, such as terrorist attacks, financial crisis ...
Idioma Inglés
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Open Access
Model selection: using information measures from ordinal symbolic analysis to select model subgrid-scale parameterizations
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Articolo
Pulido, Manuel et al · RI ITBA · 2019 · ISSN 0022-4928
"The use of information measures for model selection in geophysical models with subgrid parameterizations is examined. Although the resolved dynamical equations of atmospheric or oceanic global numerical models are well ...
Idioma Inglés
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Open Access
Operating conditions analysis for a partial nitritation process with biomass retention
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Articolo
Jamilis Ricaldoni, Martín Ignacio et al · Elsevier · 2019 · ISSN 2405-8963
In wastewater treatment, ammonium removal is a key step which can be done biologically. One method is by coupling a partial nitritation with the Anammox process. The partial nitritation goal is to convert half of the amm...
Idioma Inglés
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Open Access
Stress Analysis on Single-Crystal Diamonds by Raman Spectroscopy 3D Mapping
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Articolo
Di Liscia, Emiliano Javier et al · Scientific Research · 2013 · ISSN 2153-1188
Results on stress analysis for single-crystal diamonds are presented. Isolated crystals were studied by Raman mapping and depth profiling techniques, using confocal microscopy. Diamonds were deposited on molybdenum and t...
Idioma Inglés
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Open Access
Análisis de los conglomerados de precipitación y sus cambios estacionales sobre América Central para el período 1976-2015
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Articolo
Maldonado Mora, Tito José et al · Universidad de Costa Rica · 2021 · ISSN 2215-3373
La ubicación geográfica de América Central juega un papel importante en la descripción de la variabilidad climática de la región. Está rodeada por dos grandes masas de agua, el Pacífico Tropical del Este en el la...
Idioma Español
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Open Access
Constraining exotrojans in hot-Jupiter systems using transit timing variation observations from TESS
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Articolo
Zhang Zixin et al · EDP Sciences · 2026 · ISSN 0004-6361
Context. Co-orbital objects, also known as Trojans, are celestial bodies that share a 1:1 mean motion resonance orbit with a planet. Many planets in our Solar System hold Trojans, yet none has been confirmed in exoplanet...
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ICT Usage in Enterprises in the Years 2010–2019 – Poland in Comparison with Other European Union Countries
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Articolo
Aleksandra Kupis-Fijałkowska et al · Lodz University Press · 2023 · ISSN 0208-6018
As Eurostat’s glossary explains, the term Information and Communication Technologies (ICT): ‘covers all technical means used to handle information and aid communication. This includes both computer and network hardwa...
LCC LCC:Marketing. Distribution of products; TENDOkZpbmFuY2U~Idioma Inglés
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Open Access
Optimized deep learning ensemble using Fast Osprey algorithm for accurate lymphoblastic leukemia detection
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Articolo
Narinder Kaur et al · Frontiers Media S.A · 2026 · ISSN 2296-858X
IntroductionAcute Lymphoblastic Leukemia (ALL) is a hematological malignancy, which is life-threatening and demands rapid and precise diagnosis to either enhance or worsen the survival chances. Traditional diagnostic met...
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Open Access
The network ontogeny of the parrot: Altriciality, dynamic skeletal assemblages, and the avian body plan
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Articolo
Carril, Julieta et al · Springer Verlag Berlín · 2020 · ISSN 0071-3260
We analyze the connectivity patterns and fusion events among bones leading to the adult skeletal organization during the development of the superaltricial monk parakeet (Myiopsitta monachus, Psittaciformes), providing in...
Idioma Inglés
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Open Access
A Formation Inversion Algorithm Based on Collaborative Fuzzy Gradient Neural Dynamics for Natural Gamma Logging While Drilling
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Articolo
Juntao Liu et al · Wiley · 2026 · ISSN 2468-2322
ABSTRACT A formation inversion algorithm with real‐time performance and accuracy is crucial for natural gamma logging while drilling (LWD). However, traditional inversion algorithms are often limited by high computatio...
LCC TENDOkNvbXB1dGF0aW9uYWwgbGluZ3Vpc3RpY3MuIE5hdHVyYWwgbGFuZ3VhZ2UgcHJvY2Vzc2luZw~~; LCC:Computer softwareIdioma Inglés
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Open Access
A Global-Scale Time Series Dataset for Groundwater Studies within the Earth System
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Articolo
Annemarie Bäthge et al · Nature Portfolio · 2026 · ISSN 2052-4463
Abstract Groundwater is a central component of the Earth system. However, our understanding of how it is dynamically interlinked with the atmosphere, hydrosphere, cryosphere, biosphere, geosphere, and anthroposphere rema...
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Open Access
A new scenario for the origin of the 3/2 resonant system HD 45364
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Articolo
Correa Otto, J. A. et al · Edp Sciences · 2013 · ISSN 0004-6361
We revise the model for the origin of the HD 45364 exoplanetary system proposed by Rein et al. (2010, A&A, 510, A4), which is currently known to host two planets close to the 3/2 mean-motion resonance (MMR). We show t...
Idioma Inglés
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Open Access
A novel watershed viability assessment grounded in global sustainable development goals
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Articolo
Marjan Bahlekeh et al · Elsevier · 2026 · ISSN 2665-9727
The current study will deal with the problem of natural resource degradation, presenting a new, multifaceted approach to the measurement of watershed health. This idea determines the capacity of a watershed to be structu...
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Open Access
Adaptive frequency-domain CFAR for robust spectrum sensing under jamming and administrator-controlled counter-access
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Articolo
Mohamed Salah Shams et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract Cognitive radio networks (CRN) enable secondary users (SUs) to opportunistically access underutilized licensed spectrum while protecting primary users (PUs) from interference. However, robust spectrum sensing un...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma Inglés
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Open Access
An Explainable Multimodal Vision–Language Framework With Adaptive Mixture of Experts and Optimized Learning for Remote Sensing Image Captioning and Visual Question Answering
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Articolo
M. Balakrishna Mallapu et al · IEEE · 2026 · ISSN 2169-3536
The provision of accurate and explainable captions and answers to visual questions about remote sensing images is essential in areas such as disaster management, land-use supervision, and military analysis, where system ...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma Inglés
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Open Access
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