braic function. Pig will call
 this and pass the same constructor arguments as the base UDF.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>lgK</code> - parameter controlling the sketch size and accuracy</dd>
<dd><code>seed</code> - for the hash function</dd>
</dl>
</li>
</ul>
</li>
</ul>
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<h3>Method Detail</h3>
<a name="exec-org.apache.pig.data.Tuple