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Tarik Billa

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mixed-models

lme4::lmer reports “fixed-effect model matrix is rank deficient”, do I need a fix and how to?

January 1, 2024 by Tarik
Categories r Tags linear-regression, lme4, mixed-models, r, regression Leave a comment

How to get coefficients and their confidence intervals in mixed effects models?

August 8, 2023 by Tarik
Categories r Tags lme4, mixed-models, r, random-effects Leave a comment

Linear mixed model with crossed repeated effects and AR1 covariance structure, in R

August 3, 2023 by Tarik
Categories r Tags lme4, mixed-models, nlme, r Leave a comment

Restart mixed effect model estimation with previously estimated values

March 1, 2023 by Tarik
Categories r Tags lme4, lmer, mixed-models, r Leave a comment

Tarik Billa

Software Engineer
tarikbilla@gmail.com
+8801884414000
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