Results 31 to 40 of about 1,242,716 (272)

Sequentially Estimating the Approximate Conditional Mean Using Extreme Learning Machines

open access: yesEntropy, 2020
This study examined the extreme learning machine (ELM) applied to the Wald test statistic for the model specification of the conditional mean, which we call the WELM testing procedure.
Lijuan Huo, Jin Seo Cho
doaj   +1 more source

Demand response of residential air conditioning load based on user behavior

open access: yesZhejiang dianli, 2023
Residential side demand response is an important supplementary means to maintain the supply-demand balance of source-load in the power system. However, the uncertainty of user behavior makes it difficult to accurately control demand response.
LIU Yiping   +5 more
doaj   +1 more source

Gaussian Process Time-Series Models for Structures under Operational Variability

open access: yesFrontiers in Built Environment, 2017
A wide range of vibrating structures are characterized by variable structural dynamics resulting from changes in environmental and operational conditions, posing challenges in their identification and associated condition assessment. To tackle this issue,
Luis David Avendaño-Valencia   +3 more
doaj   +1 more source

The empirical process on Gaussian spherical harmonics [PDF]

open access: yes, 2004
We establish weak convergence of the empirical process on the spherical harmonics of a Gaussian random field in the presence of an unknown angular power spectrum. This result suggests various Gaussianity tests with an asymptotic justification.
Domenico Marinucci   +3 more
core   +3 more sources

Conformations of Steroid Hormones: Infrared and Vibrational Circular Dichroism Spectroscopy

open access: yesMolecules, 2023
Steroid hormone molecules may exhibit very different functionalities based on the associated functional groups and their 3D arrangements in space, i.e., absolute configurations and conformations.
Yanqing Yang   +6 more
doaj   +1 more source

Recent developments in empirical dynamic modelling

open access: yesMethods in Ecology and Evolution, 2023
Ecosystems are complex and sparsely observed making inference and prediction challenging. Empirical dynamic modelling (EDM) circumvents the need for a parametric model and complete observations of all system variables.
Stephan B. Munch   +2 more
doaj   +1 more source

Gaussian Process Morphable Models [PDF]

open access: yes, 2016
Statistical shape models (SSMs) represent a class of shapes as a normal distribution of point variations, whose parameters are estimated from example shapes.
Gerig, Thomas   +3 more
core   +2 more sources

Multiphase flow applications of nonintrusive reduced-order models with Gaussian process emulation

open access: yesData-Centric Engineering, 2022
Reduced-order models (ROMs) are computationally inexpensive simplifications of high-fidelity complex ones. Such models can be found in computational fluid dynamics where they can be used to predict the characteristics of multiphase flows.
Themistoklis Botsas   +3 more
doaj   +1 more source

Gaussian Process Boosting

open access: yes, 2020
We introduce a novel way to combine boosting with Gaussian process and mixed effects models. This allows for relaxing, first, the zero or linearity assumption for the prior mean function in Gaussian process and grouped random effects models in a flexible non-parametric way and, second, the independence assumption made in most boosting algorithms.
openaire   +3 more sources

Ground Moving Target Tracking Filter Considering Terrain and Kinematics

open access: yesSensors, 2021
This paper addresses ground target tracking (GTT) for airborne radar. Digital terrain elevation data (DTED) are widely used for GTT as prior information under the premise that ground targets are constrained on terrain.
Do-Un Kim   +5 more
doaj   +1 more source

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