ge, more updates will be rejected, but fewer steps will be required
to move the same distance. Thus a balance between effort and
rejection rate is required. If the user has not specified a step
size, Stan will tune the step size during warmup sampling to achieve
a desired rejection rate (thus balancing rejection versus number of
steps).</p>
<p>If the proposal is accepted, the parameters are updated to their new
values. Otherwise, the sample is the current set of parameter values.</p>
</div>
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<h3><i st