ty
data that indicate the presence/absence of suitable habitat
(e.g., Church &amp; Velle 1974). Additionally, weights can be used to favor the
representation of certain features over other features (see
<code><a href="add_feature_weights.html">add_feature_weights()</a></code>). Check out the
<code><a href="add_max_features_objective.html">add_max_features_objective()</a></code> for a more
generalized formulation which can accommodate user-specified representation
targets.</p>
    </div>
    <div class="sect