Beta regression

版本 1.5.0.0 (3.0 KB) 作者: Willem-Jan de Goeij
Estimation of a beta regression model (logit link function). The parameters are estimated with ML.
0.0
(0)
1.2K 次下载
更新时间 2009/12/8

查看许可证

Estimation of a beta regression model:

Y_i ~ Beta(mu_i, mu_i * (1-mu_i) / phi),

with:
E(Y_i) = mu_i,
Var(Y_i) = mu_i * (1-mu_i) / phi,
mu_i = exp(X_i * beta)/(1 + exp(X_i * beta)).

The parameters are estimated with Maximum Likelihood.

引用格式

Willem-Jan de Goeij (2024). Beta regression (https://www.mathworks.com/matlabcentral/fileexchange/24994-beta-regression), MATLAB Central File Exchange. 检索来源 .

MATLAB 版本兼容性
创建方式 R14SP1
兼容任何版本
平台兼容性
Windows macOS Linux
类别
在 Help Center 和 MATLAB Answers 中查找有关 Statistics and Machine Learning Toolbox 的更多信息

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

版本 已发布 发行说明
1.5.0.0

Replaced fminunc with fminsearch because of convergence problems with fminunc.
1.3.0.0

Extended the description.
1.1.0.0

Renamed mysim.m to betasim.m, made a few tiny corrections.
1.0.0.0