e>x[["oceCoordinate"]]</code> changed from <code>xyz</code> to <code>enu</code>.</p>
    </div>
    <div class="section level2">
    <h2 id="details">Details<a class="anchor" aria-label="anchor" href="#details"></a></h2>
    <p>The first step is to convert the (x,y,z) velocity components (stored in the
three columns of <code>x[["v"]][,,1:3]</code>) into what RDI (reference 1, pages 11 and 12)
calls "ship" (or "righted") components.  For example, the z coordinate,
which may point upwards or downwards dependi