-density and log-density gradient could be written as R functions
(e.g., TMB). However, the <code>tmbstan</code> package was developed and
became the preferred option for TMB users, so the focus switched to ADMB
models and TMB functionality was de-emphasized. In 2025, with the
development of SNUTS, the primary focus of <code>adnuts</code> was
shifted back to TMB models via the SNUTS approach.</p>
</div>
<div class="section level2 unnumbered">
<h2 class="unnumbered" id="references">References<a class="anchor