ref-arguments">
    <colgroup><col class="name" /><col class="desc" /></colgroup>
    <tr>
      <th>txt1, txt2</th>
      <td><p>character vectors to compare, each of length 1.</p></td>
    </tr>
    <tr>
      <th>n_grams</th>
      <td><p>see ngram package.</p></td>
    </tr>
    <tr>
      <th>across</th>
      <td><p>How should the percentage of overlap be computed?</p></td>
    </tr>
    </table>

    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>The percent (