Results 21 to 30 of about 2,955,171 (326)

ChIAMM: A Mixture Model for Statistical Analysis of Long-Range Chromatin Interactions From ChIA-PET Experiments

open access: yesFrontiers in Genetics, 2020
Chromatin interaction analysis by paired-end tag sequencing (ChIA-PET) is an important experimental method for detecting specific protein-mediated chromatin loops genome-wide at high resolution. Here, we proposed a new statistical approach with a mixture
Yibeltal Arega   +6 more
doaj   +1 more source

Introducing Two Parsimonious Standard Power Mixture Models for Bimodal Proportional Data with Application to Loss Given Default

open access: yesMathematics, 2022
The need to model proportional data is common in a range of disciplines however, due to its bimodal nature, U- or J-shaped data present a particular challenge.
Janette Larney   +2 more
doaj   +1 more source

A simulation study of a parametric mixture model of three different distributions to analyze heterogeneous survival data [PDF]

open access: yes, 2013
In this paper a simulation study of a parametric mixture model of three different distributions is considered to model heterogeneous survival data.Some properties of the proposed parametric mixture of Exponential, Gamma and Weibull are investigated.The ...
Ismail, Suzilah   +2 more
core   +1 more source

Application of a mixture model to assess the effect of measles-mumps-rubella vaccine on the mumps epidemic in children from kindergarten to early school age in Jiangsu Province, China

open access: yesHuman Vaccines & Immunotherapeutics, 2018
A single dose of the measles-mumps-rubella (MMR) vaccine has been applied in routine immunizations for children in China; however, the Immunoglobulin G (IgG) antibody level of mumps in children from kindergarten to early school age with MMR vaccine ...
Lei Zhang   +8 more
doaj   +1 more source

Generalized Analysis of a Distribution Separation Method

open access: yesEntropy, 2016
Separating two probability distributions from a mixture model that is made up of the combinations of the two is essential to a wide range of applications. For example, in information retrieval (IR), there often exists a mixture distribution consisting of
Peng Zhang   +5 more
doaj   +1 more source

Mixture of Akash Distributions: Estimation, Simulation and Application

open access: yesAxioms, 2022
In this paper, we propose a two-component mixture of Akash model (TC-MAM). The behavior of TC-MAM distribution has been presented graphically. Moment-based measures, including skewness, index of dispersion, kurtosis, and coefficient of variation, have ...
Anum Shafiq   +4 more
doaj   +1 more source

Bayesian Repulsive Gaussian Mixture Model

open access: yes, 2017
We develop a general class of Bayesian repulsive Gaussian mixture models that encourage well-separated clusters, aiming at reducing potentially redundant components produced by independent priors for locations (such as the Dirichlet process).
Xie, Fangzheng, Xu, Yanxun
core   +2 more sources

A Novel Joint Gene Set Analysis Framework Improves Identification of Enriched Pathways in Cross Disease Transcriptomic Analysis

open access: yesFrontiers in Genetics, 2019
Motivation: Gene set enrichment analysis is a widely accepted expression analysis tool which aims at detecting coordinated expression change within a pre-defined gene sets rather than individual genes.
Wenyi Qin   +9 more
doaj   +1 more source

Mixture of Experts Models

open access: yes, 2019
Mixtures of experts models provide a framework in which covariates may be included in mixture models. This is achieved by modelling the parameters of the mixture model as functions of the concomitant covariates. Given their mixture model foundation, mixtures of experts models possess a diverse range of analytic uses, from clustering observations to ...
Gormley, Isobel Claire   +1 more
openaire   +5 more sources

Classifying Exoplanets with Gaussian Mixture Model

open access: yes, 2018
Recently, Odrzywolek and Rafelski (arXiv:1612.03556) have found three distinct categories of exoplanets, when they are classified based on density. We first carry out a similar classification of exoplanets according to their density using the Gaussian ...
Desai, Shantanu, Kulkarni, Soham
core   +1 more source

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