Results 31 to 40 of about 1,012,468 (372)

Multiobjective tree-structured parzen estimator for computationally expensive optimization problems

open access: yesAnnual Conference on Genetic and Evolutionary Computation, 2020
Practitioners often encounter computationally expensive multiobjective optimization problems to be solved in a variety of real-world applications. On the purpose of challenging these problems, we propose a new surrogate-based multiobjective optimization ...
Yoshihiko Ozaki   +3 more
semanticscholar   +1 more source

Learning the MMSE Channel Estimator [PDF]

open access: yesIEEE Transactions on Signal Processing, 2017
We present a method for estimating conditionally Gaussian random vectors with random covariance matrices, which uses techniques from the field of machine learning.
David Neumann, Thomas Wiese, W. Utschick
semanticscholar   +1 more source

Development and testing of a soot particle concentration estimator using Lagrangian post-processing

open access: yesEngineering Applications of Computational Fluid Mechanics, 2018
Soot emissions from combustion devices are known to have harmful effects on the environment and human health. As the transportation industry continues to expand, the development of techniques to reduce soot emissions remains a significant goal of ...
Raymond Alexander   +3 more
doaj   +1 more source

Linearized Discrete Charge Balance Control with Simplified Algorithm for DCM Buck Converter

open access: yesEnergies, 2019
In this paper, a linearized discrete charge balance (LDCB) control strategy is proposed for buck converter operating in discontinuous conduction mode (DCM).
Run Min   +4 more
doaj   +1 more source

Stabilization of the GLV System with Asymptotically Unbounded External Disturbances

open access: yesMathematics, 2023
This paper investigates the stabilization of the generalized Lotka–Volterra (GLV) biological model, which is affected by the asymptotically unbounded external disturbances, and presents some new results.
Zhi Liu, Rongwei Guo
doaj   +1 more source

The Triple Difference Estimator

open access: yesSocial Science Research Network, 2020
Triple difference has become a widely used estimator in empirical work. A close reading of articles in top economics journals reveals that the use of the estimator to a large extent rests on intuition.
A. Olden, Jarle Møen
semanticscholar   +1 more source

Robust Estimators for the Correlation Measure to Resist Outliers in Data

open access: yesJournal of Mathematical and Fundamental Sciences, 2016
The objective of this research was to propose a composite correlation coefficient to estimate the rank correlation coefficient of two variables. A simulation study was conducted using 228 situations for a bivariate normal distribution to compare the ...
Juthaphorn Sinsomboonthong
doaj   +1 more source

Design, Development and Implementation of the Position Estimator Algorithm for Harmonic Motion on the XY Flexural Mechanism for High Precision Positioning

open access: yesSensors, 2020
This article presents a novel concept of the position estimator algorithm for voice coil actuators used in precision scanning applications. Here, a voice coil motor was used as an actuator and a sensor using the position estimator algorithm, which was ...
Mahesh Shewale   +3 more
doaj   +1 more source

Empirical likelihood estimation of the spatial quantile regression [PDF]

open access: yes, 2012
The spatial quantile regression model is a useful and flexible model for analysis of empirical problems with spatial dimension. This paper introduces an alternative estimator for this model.
A Owen   +32 more
core   +1 more source

An Artificial Neural Network for the Low-Cost Prediction of Soot Emissions

open access: yesEnergies, 2020
Soot formation in combustion systems is a growing concern due to its adverse environmental and health effects. It is considered to be a tremendously complicated phenomenon which includes multiphase flow, thermodynamics, heat transfer, chemical kinetics ...
Mehdi Jadidi   +3 more
doaj   +1 more source

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