 \(0\)</p></li>
<li><p>mariah: \((log(90r1 + 1) - log(90r2 + 1)) / (90r1 - 90r2) * (A =/ B) + (1 / (90r1 + 1)) * (A = B)\)</p></li>
<li><p>epa: \((B - range)^2 * F2 * (r2 &lt;= 1) / 16range^5\)</p></li>
<li><p>gaussian: \(2 exp(-(B - A) / range) * (1 - pnorm(r * 2^{1/2})) * W\)</p></li>
<li><p>none: \(I\)</p></li>
</ul><p>Details describing the <code>F1</code> and <code>F2</code> matrices in the <code>epa</code>
covariance are given in Garreta et al. (2010).
Observations on different networks are assumed un