Results 31 to 40 of about 30,075,489 (344)

FPGA implementation of adaptive sliding mode control and genetically optimized PID control for fractional-order induction motor system with uncertain load

open access: yesAdvances in Difference Equations, 2017
In this paper, we investigate the control of 4-D nonautonomous fractional-order uncertain model of a PI speed-regulated current-driven induction motor (FOIM) using a fractional-order adaptive sliding mode controller (FOASMC).
Karthikeyan Rajagopal   +3 more
doaj   +1 more source

Strong Noise Rejection in VLC Links under Realistic Conditions through a Real-Time SDR Front-End

open access: yesSensors, 2023
One of the main challenges in the deployment of visible light communication (VLC) in realistic application fields, such as intelligent transportation systems (ITSs), is represented by the presence of large background noise levels on top of the optical ...
Muhammad Ali Umair   +2 more
doaj   +1 more source

SVM-RFE: selection and visualization of the most relevant features through non-linear kernels

open access: yesBMC Bioinformatics, 2018
Support vector machines (SVM) are a powerful tool to analyze data with a number of predictors approximately equal or larger than the number of observations.
H. Sanz   +4 more
semanticscholar   +1 more source

Probing Globular Protein Self-Assembling Dynamics by Heterodyne Transient Grating Experiments

open access: yesApplied Sciences, 2019
In this work, we studied the propagation of ultrasonic waves of lysozyme solutions characterized by different degrees of aggregation and networking. The experimental investigation was performed by means of the transient grating (TG) spectroscopy as a ...
Sara Catalini   +4 more
doaj   +1 more source

Breakthroughs in Photonics 2012: Nonlinear Laser Imaging for Neuroscience

open access: yesIEEE Photonics Journal, 2013
Many advantages make optical methods more and more interesting for neuroscientists. Thanks to the development of new voltage-sensitive dyes and of optogenetic probes, photon-based exploration of neuronal electrical activity is rapidly overcoming most of ...
Anna Letizia Allegra Mascaro   +3 more
doaj   +1 more source

Gold Nanostars Bioconjugation for Selective Targeting and SERS Detection of Biofluids

open access: yesNanomaterials, 2021
Gold nanoparticles (AuNPs) show physicochemical and optical functionalities that are of great interest for spectroscopy-based detection techniques, and especially for surface enhanced Raman spectroscopy (SERS), which is capable of providing detailed ...
Caterina Dallari   +5 more
doaj   +1 more source

Colored extrinsic fluctuations and stochastic gene expression

open access: yesMolecular Systems Biology, 2008
Stochasticity is both exploited and controlled by cells. Although the intrinsic stochasticity inherent in biochemistry is relatively well understood, cellular variation, or ‘noise’, is predominantly generated by interactions of the system of interest ...
Vahid Shahrezaei   +2 more
doaj   +1 more source

Human Stress and StO2: Database, Features, and Classification of Emotional and Physical Stress

open access: yesEntropy, 2020
Emotional and physical stress can cause various health problems. In this paper, we used tissue blood oxygen saturation (StO2), a newly proposed physiological signal, to classify the human stress. We firstly constructed a public StO2 database including 42
Xinyu Liu   +4 more
doaj   +1 more source

A new moisture tagging capability in the Weather Research and Forecasting model: formulation, validation and application to the 2014 Great Lake-effect snowstorm [PDF]

open access: yesEarth System Dynamics, 2018
A new moisture tagging tool, usually known as water vapor tracer (WVT) method or online Eulerian method, has been implemented into the Weather Research and Forecasting (WRF) regional meteorological model, enabling it for precise studies on atmospheric
D. Insua-Costa, G. Miguez-Macho
doaj   +1 more source

Local non‐linear alignment for non‐linear dimensionality reduction

open access: yesIET Computer Vision, 2017
In manifold learning, alignment is performed with the objective of deriving the global low‐dimensional coordinates of input data from their local coordinates. In virtually all alignment processes, the relation between the local and global coordinates is designed intuitively, without mathematical deduction and detailed analysis.
Guo Niu, Zhengming Ma
openaire   +2 more sources

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