Results 31 to 40 of about 257,461 (188)

Kernel density estimation and its application

open access: yesITM Web of Conferences, 2018
Kernel density estimation is a technique for estimation of probability density function that is a must-have enabling the user to better analyse the studied probability distribution than when using a traditional histogram. Unlike the histogram, the kernel
Węglarczyk Stanisław
doaj   +1 more source

Using conditional kernel density estimation for wind power density forecasting [PDF]

open access: yes, 2012
Of the various renewable energy resources, wind power is widely recognized as one of the most promising. The management of wind farms and electricity systems can benefit greatly from the availability of estimates of the probability distribution of wind ...
Bremnes J. B.   +11 more
core   +1 more source

A novel method for analysis of offshore sustainable energy systems

open access: yesEnergy Exploration & Exploitation, 2023
In the present research, we have proposed a new adaptive kernel density estimation method formulated on the theory of linear diffusion processes. By examining the calculation results we have found that in the tail region, our proposed new adaptive kernel
Yingguang Wang
doaj   +1 more source

Parallel Space-Time Kernel Density Estimation

open access: yes, 2017
The exponential growth of available data has increased the need for interactive exploratory analysis. Dataset can no longer be understood through manual crawling and simple statistics.
Delmelle, Eric   +4 more
core   +1 more source

Improving Kernel Methods for Density Estimation in Random Differential Equations Problems

open access: yesMathematical and Computational Applications, 2020
Kernel density estimation is a non-parametric method to estimate the probability density function of a random quantity from a finite data sample. The estimator consists of a kernel function and a smoothing parameter called the bandwidth.
Juan Carlos Cortés López   +1 more
doaj   +1 more source

A Berry-Esseen Type Bound in Kernel Density Estimation for Negatively Associated Censored Data

open access: yesJournal of Applied Mathematics, 2013
We discuss the kernel estimation of a density function based on censored data when the survival and the censoring times form the stationary negatively associated (NA) sequences.
Qunying Wu, Pingyan Chen
doaj   +1 more source

Fast optimization of Multithreshold Entropy Linear Classifier [PDF]

open access: yes, 2014
Multithreshold Entropy Linear Classifier (MELC) is a density based model which searches for a linear projection maximizing the Cauchy-Schwarz Divergence of dataset kernel density estimation. Despite its good empirical results, one of its drawbacks is the
Czarnecki, Wojciech Marian   +1 more
core   +3 more sources

Development and application of traffic accident density estimation models using kernel density estimation

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online), 2016
Traffic accident frequency has been decreasing in Japan in recent years. Nevertheless, many accidents still occur on residential roads. Area-wide traffic calming measures including Zone 30, which discourages traffic by setting a speed limit of 30 km/h in
Seiji Hashimoto   +5 more
doaj   +1 more source

Probability density estimation with tunable kernels using orthogonal forward regression [PDF]

open access: yes, 2009
A generalized or tunable-kernel model is proposed for probability density function estimation based on an orthogonal forward regression procedure. Each stage of the density estimation process determines a tunable kernel, namely, its center vector and ...
Chen, S., Harris, Chris J., Hong, Xia
core   +1 more source

β-divergence loss for the kernel density estimation with bias reduced

open access: yesStatistical Theory and Related Fields, 2021
In this paper, we investigate the problem of estimating the probability density function. The kernel density estimation with bias reduced is nowadays a standard technique in explorative data analysis, there is still a big dispute on how to assess the ...
Hamza Dhaker   +2 more
doaj   +1 more source

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