Results 61 to 70 of about 155,072 (308)

Doppler Spectrum Estimation by Ramanujan Fourier Transforms [PDF]

open access: yes, 2009
The Doppler spectrum estimation of a weather radar signal in a classic way can be made by two methods, temporal one based in the autocorrelation of the successful signals, whereas the other one uses the estimation of the power spectral density PSD by ...
Bensebti, Messaoud, Lagha, Mohand
core   +4 more sources

In Materia Shaping of Randomness with a Standard Complementary Metal‐Oxide‐Semiconductor Transistor for Task‐Adaptive Entropy Generation

open access: yesAdvanced Functional Materials, EarlyView.
This study establishes a materials‐driven framework for entropy generation within standard CMOS technology. By electrically rebalancing gate‐oxide traps and Si‐channel defects in foundry‐fabricated FDSOI transistors, the work realizes in‐materia control of temporal correlation – achieving task adaptive entropy optimization for reinforcement learning ...
Been Kwak   +14 more
wiley   +1 more source

Increased Anti‐Psoriatic Effect of Anti‐Inflammatory Dendrimers Using Fluid Catanionic Vesicle‐Based Topical Formulations

open access: yesAdvanced Healthcare Materials, EarlyView.
Next‐Generation Psoriasis Therapy – With advanced dendrimer‐based formulations, this study paves the way for highly effective, skin‐permeable treatments. Encapsulated in fluid catanionic vesicles, IMD‐006 and its analogues show promising anti‐psoriatic effects offering a targeted, non‐invasive approach to managing chronic skin inflammation.
Ranime Jebbawi   +10 more
wiley   +1 more source

Direct velocity measurement of a turbulent shear flow in a planar Couette cell

open access: yes, 2014
In a plane Couette cell a thin fluid layer consisting of water is sheared between a transparent band at Reynolds numbers ranging from 300 to 1400. The length of the cells flow channel is large compared to the film separation. To extract the flow velocity
Måløy, Knut Jørgen   +3 more
core   +3 more sources

Multivalent Protein Nanorings for Broad and Potent SARS‐CoV‐2 Neutralization

open access: yesAdvanced Healthcare Materials, EarlyView.
A protein‐only, modular multivalent nanoscaffold displaying 20 anchor points, decorated with two different binders (10 of each), targeting the SARS‐CoV‐2 receptor‐binding domain is presented. The construct self‐assembles into stable, biocompatible, homogeneous nanoparticles, exhibit synergistic binding with fM IC50 values. It also detects spike at 9 ng 
Molood Behbahanipour   +11 more
wiley   +1 more source

LPI Radar Detection Based on Deep Learning Approach with Periodic Autocorrelation Function

open access: yesSensors, 2023
In electronic warfare systems, detecting low-probability-of-intercept (LPI) radar signals poses a significant challenge due to the signal power being lower than the noise power.
Do-Hyun Park   +3 more
doaj   +1 more source

Dual‐Functional Polyphosphoesters for Gene Delivery: Synergistic Effects of Guanidinium and Hydrophobic Side Chains in Degradable Polymers

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents guanidinium‐ and indole‐functionalized polyphosphoesters as degradable, non‐viral gene delivery vectors. Through precise tuning of charge density and hydrophobicity, these polymers form stable polyplexes with low toxicity. Remarkably, minor structural changes yield up to 200‐fold differences in transfection efficiency, highlighting ...
Markus Kötzsche   +8 more
wiley   +1 more source

Autocorrelation Method for Phased Antenna Array Calibration Based on Far-Field Measurement System

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника
Introduction. An autocorrelation method can be used for calibration of phased antenna arrays (PAA) in the presence of interference. In scenarios where the PAA size is substantial, the initial elements of post-calibration are designated as a reference ...
Xuan Luong Nguyen   +3 more
doaj   +1 more source

Neural Langevin Dynamical Sampling

open access: yesIEEE Access, 2020
Sampling technique is one of the asymptotically unbiased estimation approaches for inference in Bayesian probabilistic models. Markov chain Monte Carlo (MCMC) is a kind of sampling methods, which is widely used in the inference of complex probabilistic ...
Minghao Gu, Shiliang Sun
doaj   +1 more source

Application of Multicanonical Multigrid Monte Carlo Method to the Two-Dimensional $\phi^4$-Model: Autocorrelations and Interface Tension [PDF]

open access: yes, 1994
We discuss the recently proposed multicanonical multigrid Monte Carlo method and apply it to the scalar $\phi^4$-model on a square lattice. To investigate the performance of the new algorithm at the field-driven first-order phase transitions between the ...
A. Billoire   +32 more
core   +2 more sources

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