Results 31 to 40 of about 698,944 (120)

Recursive trimmed filter in eliminating high density impulse noise from digital image

Desimal, 2023
Advances in technology have made it easier to share media over the Internet. In the process of media sharing, a media may receive noise or interference that results in loss of information.
Ilyasa Pahlevi Reza Yulianto, Bima Ramadhan, Achmad Abdurrazzaq   +2 more
doaj   +1 more source

Green roof in module of climate chamber

Selected Scientific Papers: Journal of Civil Engineering, 2019
The submitted article is devoted to the research of the green roofs located at Faculty of civil engineering of Technical University of Kosice.
Baláž Richard, Budzáková Jana, Dorinová Denisa   +2 more
doaj   +1 more source

Position and Speed Control of Brushless DC Motors Using Sensorless Techniques and Application Trends

Sensors, 2010
This paper provides a technical review of position and speed sensorless methods for controlling Brushless Direct Current (BLDC) motor drives, including the background analysis using sensors, limitations and advances.
Jaime Gómez-Gil, José Carlos Gamazo-Real, Ernesto Vázquez-Sánchez   +2 more
doaj   +1 more source

Exploiting Extrinsic Information for Serial MAP Detection by Utilizing Estimator in Holographic Data Storage Systems

Applied Sciences
In the big data era, data are created in huge volume. This leads to the development of storage devices. Many technologies are proposed for the next generation of storage fields.
Thien An Nguyen, Jaejin Lee
doaj   +1 more source

SolidPAC is an interactive battery-on-demand energy density estimator for solid-state batteries

Cell Reports Physical Science, 2022
Summary: Solid-state batteries hold the promise to be highly impactful next-generation technologies for high-energy and -power-density rechargeable battery applications.
Marm Dixit, Anand Parejiya, Rachid Essehli, Nitin Muralidharan, Shomaz Ul Haq, Ruhul Amin, Ilias Belharouak   +6 more
doaj   +1 more source

Estimating the Gerber–Shiu Function in the Two-Sided Jumps Risk Model by Laguerre Series Expansion

Mathematics, 2023
In this paper, we consider an insurance risk model with two-sided jumps, where downward and upward jumps typically represent claim amounts and random gains, respectively. We use the Laguerre series to expand the Gerber–Shiu function and estimate it based
Kang Hu, Ya Huang, Yingchun Deng
doaj   +1 more source

Nonparametric estimation of the local Hurst function of multifractional Gaussian processes

, 2012
A new nonparametric estimator of the local Hurst function of a multifractional Gaussian process based on the increment ratio (IR) statistic is defined.
Ayache, Ayache, Bardet, Bardet, Bardet, Begyn, Begyn, Begyn, Benassi, Benassi, Benassi, Billingsley, Coeurjolly, Coeurjolly, Donatas Surgailis, Guyon, Istas, Jean-Marc Bardet, Lacaux, Samorodnitsky, Stoev, Surgailis, Surgailis   +22 more
core   +4 more sources

An Adaptive Derivative Estimator for Fault-Detection Using a Dynamic System with a Suboptimal Parameter

Algorithms, 2019
This paper deals with an approximation of a first derivative of a signal using a dynamic system of the first order. After formulating the problem, a proposition and a theorem are proven for a possible approximation structure, which consists of a dynamic ...
Manuel Schimmack, Paolo Mercorelli
doaj   +1 more source

An Improved Sensorless Vector Control Method for IPMSM Drive with Small DC-Link Capacitors

Energies, 2020
In this paper, an improved sensorless vector control method for an interior permanent magnet synchronous motor (IPMSM) drive with small DC-link capacitors is proposed.
Quan Yin, Haichun Li, Hui Luo, Qingyi Wang, Chendong Xu   +4 more
doaj   +1 more source

Adaptive Monotone Shrinkage for Regression [PDF]

, 2015
We develop an adaptive monotone shrinkage estimator for regression models with the following characteristics: i) dense coefficients with small but important effects; ii) a priori ordering that indicates the probable predictive importance of the features.
Foster, Dean, Ma, Zhuang, Stine, Robert
core