Results 51 to 60 of about 3,403,709 (354)

Optimal Bandwidth Selection for Kernel Density Functionals Estimation

open access: yesJournal of Probability and Statistics, 2015
The choice of bandwidth is crucial to the kernel density estimation (KDE) and kernel based regression. Various bandwidth selection methods for KDE and local least square regression have been developed in the past decade.
Su Chen
doaj   +1 more source

An R Package Implementation for Statistical Modeling of Emergence Curves in Weed Science

open access: yesProceedings, 2018
Over the last few years, the research group MODES has carried out a research line (in collaboration with researchers from the Sustainable Agriculture Institute of the CSIC in Córdoba) on statistical modeling in weed science. One of the aspects dealt with
Daniel Barreiro-Ures   +2 more
doaj   +1 more source

Bandwidth selection for kernel conditional density estimation [PDF]

open access: yesComputational Statistics & Data Analysis, 2001
We consider bandwidth selection for kernel estimators of conditional densities with one explanatory variable. Several bandwidth selection methods are derived, ranging from fast rules-of-thumb which assume the underlying densities are known to relatively slow procedures which use the bootstrap.
Bashtannyk, D. M., Hyndman, R. J.
openaire   +2 more sources

Optimal Bandwidth Selection in Heteroskedasticity–Autocorrelation Robust Testing [PDF]

open access: yesEconometrica, 2008
The paper considers studentized tests in time series regressions with nonparametrically autocorrelated errors. The studentization is based on robust standard errors with truncation lag M = bT for some constant b 2 (0;1] and sample size T: It is shown that the nonstandard …xed-b limit distributions of such nonparametrically studentized tests provide ...
SUN, Yixiao   +2 more
openaire   +5 more sources

Nonparametric localized bandwidth selection for Kernel density estimation

open access: yes, 2019
As conventional cross-validation bandwidth selection methods do not work properly in the situation where the data are serially dependent time series, alternative bandwidth selection methods are necessary.
Tingting Cheng, Jiti Gao, Xibin Zhang
semanticscholar   +1 more source

Wireless Network Optimization for Federated Learning with Model Compression in Hybrid VLC/RF Systems

open access: yesEntropy, 2021
In this paper, the optimization of network performance to support the deployment of federated learning (FL) is investigated. In particular, in the considered model, each user owns a machine learning (ML) model by training through its own dataset, and ...
Wuwei Huang   +5 more
doaj   +1 more source

Optimal Relay Selection with Non-negligible Probing Time

open access: yes, 2015
In this paper an optimal relay selection algorithm with non-negligible probing time is proposed and analyzed for cooperative wireless networks. Relay selection has been introduced to solve the degraded bandwidth efficiency problem in cooperative ...
Liu, Mingyan, Liu, Yang, Ouyang, Yi
core   +1 more source

Reduced Muscular Carnosine in Proximal Myotonic Myopathy—A Pilot 1H‐MRS Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Myotonic dystrophy type 2 (proximal myotonic myopathy, PROMM) is a progressive multisystem disorder with muscular symptoms (proximal weakness, pain, myotonia) and systemic manifestations such as diabetes mellitus, cataracts, and cardiac arrhythmias.
Alexander Gussew   +11 more
wiley   +1 more source

Bandwidth selection for kernel estimation in mixed multi-dimensional spaces [PDF]

open access: yes, 2007
Kernel estimation techniques, such as mean shift, suffer from one major drawback: the kernel bandwidth selection. The bandwidth can be fixed for all the data set or can vary at each points.
Aurélie Bugeau   +4 more
core   +4 more sources

Hopfield Neural Networks for Online Constrained Parameter Estimation With Time‐Varying Dynamics and Disturbances

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper proposes two projector‐based Hopfield neural network (HNN) estimators for online, constrained parameter estimation under time‐varying data, additive disturbances, and slowly drifting physical parameters. The first is a constraint‐aware HNN that enforces linear equalities and inequalities (via slack neurons) and continuously tracks the ...
Miguel Pedro Silva
wiley   +1 more source

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