Results 11 to 20 of about 3,198,692 (262)

Communication Requirements for a Hybrid VSC Based HVDC/AC Transmission Networks State Estimation

open access: yesEnergies, 2021
The communication infrastructure of the modern Supervisory, Control and Data Acquisition (SCADA) system continues to enlarge, as hybrid High Voltage Direct Current (HVDC)/Alternating Current (AC) networks emerge.
Motaz Ayiad   +3 more
doaj   +1 more source

Community Partitioning over Feature-Rich Networks Using an Extended K-Means Method

open access: yesEntropy, 2022
This paper proposes a meaningful and effective extension of the celebrated K-means algorithm to detect communities in feature-rich networks, due to our assumption of non-summability mode.
Soroosh Shalileh, Boris Mirkin
doaj   +1 more source

Qualitative and Quantitative Analysis of Two Plant Pathogens by Three Dimensional Fluorescence Spectroscopy Combined with Second Order Correction Algorithm

open access: yesShipin gongye ke-ji, 2022
Pseudomonas syringae pv. Lachrymans-8 and Fusarium graminearum-ACCC37687 were used to quickly identify the pathogenic microorganisms of plant fungal diseases and bacterial diseases.
Luning CAI   +4 more
doaj   +1 more source

Low-Dose CT Image Reconstruction With a Deep Learning Prior

open access: yesIEEE Access, 2020
In low-dose computed tomography (LDCT), a penalized weighted least squares (PWLS) approach that incorporates the Poisson statistics of X-ray photons can significantly reduce excessive quantum noise.
Hyoung Suk Park   +2 more
doaj   +1 more source

Tracking online low-rank approximations of higher-order incomplete streaming tensors

open access: yesPatterns, 2023
Summary: In this paper, we propose two new provable algorithms for tracking online low-rank approximations of high-order streaming tensors with missing data.
Le Trung Thanh   +3 more
doaj   +1 more source

A Comparative Study on the Performance of GSCA and CSA in Parameter Recovery for Structural Equation Models With Ordinal Observed Variables

open access: yesFrontiers in Psychology, 2018
A simulation based comparative study was designed to compare two alternative approaches to structural equation modeling—generalized structured component analysis (GSCA) with the alternating least squares (ALS) estimator vs. covariance structure analysis (
Kwanghee Jung   +3 more
doaj   +1 more source

Multi-area distributed three-phase state estimation for unbalanced active distribution networks

open access: yesJournal of Modern Power Systems and Clean Energy, 2017
This paper proposes a new multi-area framework for unbalanced active distribution network (ADN) state estimation. Firstly, an innovative three-phase distributed generator (DG) model is presented to take the asymmetric characteristics of DG three-phase ...
Sheng Chen   +5 more
doaj   +1 more source

Scalable Alternating Projection and Proximal Splitting for Array Pattern Synthesis

open access: yesInternational Journal of Antennas and Propagation, 2015
Array synthesis with embedded element patterns is a problem of great practical importance. In this paper, an array pattern synthesis method using scalable alternating projection and proximal splitting is proposed which considers the scaling invariance ...
Yubing Han, Chuan Wan
doaj   +1 more source

Multivariate curve resolution of time course microarray data

open access: yesBMC Bioinformatics, 2006
Background Modeling of gene expression data from time course experiments often involves the use of linear models such as those obtained from principal component analysis (PCA), independent component analysis (ICA), or other methods.
Martinez M Juanita   +5 more
doaj   +1 more source

Target Localization for a Distributed SIMO Sonar With an Isogradient Sound Speed Profile

open access: yesIEEE Access, 2018
A distributed single-input multiple-output (SIMO) sonar system makes use of a sound source and a distributed star receiver network to localize targets.
Chaofeng He   +3 more
doaj   +1 more source

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