Results 41 to 50 of about 19,461 (275)

Are we seeing the beginnings of Inflation? [PDF]

open access: yes, 2009
Phantom Cosmology provides an unique opportunity to "connect" the phantom driven (low en- ergy meV scale) dark energy phase to the (high energy GUT scale) inflationary era. This is possible because the energy density increases in phantom cosmology.
Cosmin Ilie   +6 more
core   +1 more source

A new three-dimensional chaotic flow with one stable equilibrium: dynamical properties and complexity analysis

open access: yesOpen Physics, 2018
This paper proposes a new three-dimensional chaotic flow with one stable equilibrium. Dynamical properties of this system are investigated. The system has a chaotic attractor coexisting with a stable equilibrium.
Khalaf Abdul Jalil M.   +5 more
doaj   +1 more source

A High Spectral Entropy (SE) Memristive Hidden Chaotic System with Multi-Type Quasi-Periodic and its Circuit

open access: yesEntropy, 2019
As a new type of nonlinear electronic component, a memristor can be used in a chaotic system to increase the complexity of the system. In this paper, a flux-controlled memristor is applied to an existing chaotic system, and a novel five-dimensional ...
Licai Liu   +3 more
doaj   +1 more source

Hidden attractors on one path: Glukhovsky-Dolzhansky, Lorenz, and Rabinovich systems

open access: yes, 2017
In this report, by the numerical continuation method we visualize and connect hidden chaotic sets in the Glukhovsky-Dolzhansky, Lorenz and Rabinovich systems using a certain path in the parameter space of a Lorenz-like system.Comment: arXiv admin note ...
Chen, G.   +3 more
core   +1 more source

Data-Driven Forecasting of High-Dimensional Chaotic Systems with Long Short-Term Memory Networks

open access: yes, 2018
We introduce a data-driven forecasting method for high-dimensional chaotic systems using long short-term memory (LSTM) recurrent neural networks. The proposed LSTM neural networks perform inference of high-dimensional dynamical systems in their reduced ...
Byeon, Wonmin   +4 more
core   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Extreme Homogeneous and Heterogeneous Multistability in a Novel 5D Memristor-Based Chaotic System with Hidden Attractors

open access: yesFractal and Fractional
This paper proposes a novel five-dimensional (5D) memristor-based chaotic system by introducing a flux-controlled memristor into a 3D chaotic system with two stable equilibrium points, and increases the dimensionality utilizing the state feedback control
Chengwei Dong, Min Yang
doaj   +1 more source

Periodicity Manifestations in the Turbulent Regime of Globally Coupled Map Lattice

open access: yes, 2000
We revisit the globally coupled map lattice (GCML). We show that in the so called turbulent regime various periodic cluster attractor states are formed even though the coupling between the maps are very small relative to the non-linearity in the element ...
A. Lasota   +31 more
core   +1 more source

Transcriptional profiling of circulating extracellular vesicles from prebiopsy prostate cancer patients

open access: yesMolecular Oncology, EarlyView.
RNA profiling of circulating extracellular vesicles (EVs) from blood samples of men undergoing prostate biopsy identifies transcripts associated with clinically significant prostate cancer. Integrative analysis with public tumor datasets links EV‐derived gene signatures to tumor stage and progression‐free survival, highlighting CASP3, XRCC2, and RIT1 ...
Stefan Werner   +14 more
wiley   +1 more source

Chaotic Dynamics Analysis and FPGA Implementation Based on Gauss Legendre Integral

open access: yesMathematics
In this paper, we first design the corresponding integration algorithm and matlab program according to the Gauss–Legendre integration principle. Then, we select the Lorenz system, the Duffing system, the hidden attractor chaotic system and the Multi-wing
Li Wen, Li Cui, Hairong Lin, Fei Yu
doaj   +1 more source

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