Results 31 to 40 of about 26,597,943 (299)

A Transition Model for Analysis of Zero-Inflated Longitudinal Count Data Using Generalized Poisson Regression Model

open access: yesRevstat Statistical Journal, 2020
In most of the longitudinal studies, involving count responses, excess zeros are common in practice. Usually, the current response measurement in a longitudinal sequence is a function of previous outcomes.
Taban Baghfalaki , Mojtaba Ganjali
doaj   +1 more source

Heavy-tailed prior distributions for sequence count data: removing the noise and preserving large differences

open access: yesbioRxiv, 2018
In RNA-seq differential expression analysis, investigators aim to detect genes with changes in expression across conditions, despite technical and biological variability. A common task is to accurately estimate the effect size. When the counts are low or
Anqi Zhu, J. Ibrahim, M. Love
semanticscholar   +1 more source

Naught all zeros in sequence count data are the same.

open access: yesComputational and Structural Biotechnology Journal, 2020
Genomic studies feature multivariate count data from high-throughput DNA sequencing experiments, which often contain many zero values. These zeros can cause artifacts for statistical analyses and multiple modeling approaches have been developed in ...
J. Silverman   +3 more
semanticscholar   +1 more source

New statistical process control charts for overdispersed count data based on the Bell distribution [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2023
Poisson distribution is a popular discrete model used to describe counting information, from which traditional control charts involving count data, such as the c and u charts, have been established in the literature.
LAION L. BOAVENTURA   +4 more
doaj   +1 more source

Make Data Count

open access: yes, 2023
Conference: Workshop/Exploring National Infrastructure for Public Access Usage and Impact Reporting Award Number:2315721; Principal Investigator:Charles Watkinson; Co-Principal Investigator:; Organization:Regents of the University of Michigan - Ann Arbor;NSF Organization:OAC Start Date:02/15/2023 https://www.nsf.gov/awardsearch/showAward?AWD_ID ...
openaire   +2 more sources

A comparison of residual diagnosis tools for diagnosing regression models for count data

open access: yesBMC Medical Research Methodology, 2020
Background Examining residuals is a crucial step in statistical analysis to identify the discrepancies between models and data, and assess the overall model goodness-of-fit.
C. Feng, Longhai Li, A. Sadeghpour
semanticscholar   +1 more source

Zero-Inflated Patent Data Analysis Using Generating Synthetic Samples

open access: yesFuture Internet, 2022
Due to the expansion of the internet, we encounter various types of big data such as web documents or sensing data. Compared to traditional small data such as experimental samples, big data provide more chances to find hidden and novel patterns with big ...
Daiho Uhm, Sunghae Jun
doaj   +1 more source

The Applications of Generalized Poisson Regression Models to Insurance Claim Data

open access: yesRisks, 2023
Predictive modeling has been widely used for insurance rate making. In this paper, we focus on insurance claim count data and address their common issues with more flexible modeling techniques.
Pouya Faroughi, Shu Li, Jiandong Ren
doaj   +1 more source

A Review of Spatiotemporal Models for Count Data in R Packages. A Case Study of COVID-19 Data

open access: yesMathematics, 2021
Spatiotemporal models for count data are required in a wide range of scientific fields, and they have become particularly crucial today because of their ability to analyze COVID-19-related data.
Maria Victoria Ibañez   +2 more
doaj   +1 more source

Genomic Bayesian Prediction Model for Count Data with Genotype × Environment Interaction

open access: yesG3: Genes, Genomes, Genetics, 2016
Genomic tools allow the study of the whole genome, and facilitate the study of genotype-environment combinations and their relationship with phenotype. However, most genomic prediction models developed so far are appropriate for Gaussian phenotypes.
Abelardo Montesinos-López   +8 more
doaj   +1 more source

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