Results 21 to 30 of about 848,965 (236)

Bandwidth Selection Problem in Nonparametric Functional Regression [PDF]

open access: yesStatistika: Statistics and Economy Journal, 2017
The focus of this paper is the nonparametric regression where the predictor is a functional random variable, and the response is a scalar. Functional kernel regression belongs to popular nonparametric methods used for this purpose. The two key problems
Daniela Kuruczová, Jan Koláček
doaj  

Rate-Distortion Bounds for Kernel-Based Distortion Measures

open access: yesEntropy, 2017
Kernel methods have been used for turning linear learning algorithms into nonlinear ones. These nonlinear algorithms measure distances between data points by the distance in the kernel-induced feature space.
Kazuho Watanabe
doaj   +1 more source

FAILURE RATE REGRESSION MODEL BUILDING FROM AGGREGATED DATA USING KERNELBASED MACHINE LEARNING METHODS

open access: yesВісник Національного технічного університету "ХПÌ": Системний аналіз, управління та інформаційні технології, 2022
The problem of regression model building of equipment failure rate using datasets containing information on number of failures of recoverable systems and measurements of technological and operational factors affecting the reliability of production system
Olena Akhiiezer   +3 more
doaj   +1 more source

Predicting Pharmaceutical Particle Size Distributions Using Kernel Mean Embedding

open access: yesPharmaceutics, 2020
In the pharmaceutical industry, the transition to continuous manufacturing of solid dosage forms is adopted by more and more companies. For these continuous processes, high-quality process models are needed.
Daan Van Hauwermeiren   +3 more
doaj   +1 more source

Revealing the distribution of transmembrane currents along the dendritic tree of a neuron from extracellular recordings

open access: yeseLife, 2017
Revealing the current source distribution along the neuronal membrane is a key step on the way to understanding neural computations; however, the experimental and theoretical tools to achieve sufficient spatiotemporal resolution for the estimation remain
Dorottya Cserpán   +6 more
doaj   +1 more source

KCS-FCnet: Kernel Cross-Spectral Functional Connectivity Network for EEG-Based Motor Imagery Classification

open access: yesDiagnostics, 2023
This paper uses EEG data to introduce an approach for classifying right and left-hand classes in Motor Imagery (MI) tasks. The Kernel Cross-Spectral Functional Connectivity Network (KCS-FCnet) method addresses these limitations by providing richer ...
Daniel Guillermo García-Murillo   +2 more
doaj   +1 more source

Kernel methods in machine learning

open access: yes, 2008
We review machine learning methods employing positive definite kernels. These methods formulate learning and estimation problems in a reproducing kernel Hilbert space (RKHS) of functions defined on the data domain, expanded in terms of a kernel.
Hofmann, Thomas   +2 more
core   +2 more sources

Deep Kernel and Deep Learning for Genome-Based Prediction of Single Traits in Multienvironment Breeding Trials

open access: yesFrontiers in Genetics, 2019
Deep learning (DL) is a promising method for genomic-enabled prediction. However, the implementation of DL is difficult because many hyperparameters (number of hidden layers, number of neurons, learning rate, number of epochs, batch size, etc.) need to ...
José Crossa   +8 more
doaj   +1 more source

A Data-Driven Measure of Effective Connectivity Based on Renyi's α-Entropy

open access: yesFrontiers in Neuroscience, 2019
Transfer entropy (TE) is a model-free effective connectivity measure based on information theory. It has been increasingly used in neuroscience because of its ability to detect unknown non-linear interactions, which makes it well suited for exploratory ...
Ivan De La Pava Panche   +2 more
doaj   +1 more source

A feasible k-means kernel trick under non-Euclidean feature space

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2020
This paper poses the question of whether or not the usage of the kernel trick is justified. We investigate it for the special case of its usage in the kernel k-means algorithm.
Kłopotek Robert   +2 more
doaj   +1 more source

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