 somewhat different from
when the nodes do not represent time. The ultimate reference for
learning about recurrence networks is:</p>
<blockquote>
<p><a href="https://www.sciencedirect.com/science/article/abs/pii/S037015731830276X?via%3Dihub" class="external-link">Zou,
Y., Donner, R. V., Marwan, N., Donges, J. F., &amp; Kurths, J. (2018).
Complex network approaches to nonlinear time series analysis. Physics
Reports</a></p>
</blockquote>
<p>Package <code>casnet</code> has some functions to create recurrence
n