 in package R <code>nlme</code>.</li>
<li>
<a href="https://menne-biomed.de/blog/tag:Stan" class="external-link">Stan-based fits</a>, both <a href="https://github.com/dmenne/gastempt/blob/main/inst/stan/linexp_gastro_1b.stan" class="external-link">without</a> and <a href="https://github.com/dmenne/gastempt/blob/main/inst/stan/linexp_gastro_2b.stan" class="external-link">with</a> covariance estimation. Thanks to priors, fitting with Bayesian methods also works for single records, even if stability strongly i