pressed fp-tree decreasing the memory usage and extracts the patterns from tree.It employs downward closure property to  reduce the search space effectively.</p>
</dd>
<dt class="field-even">Reference<span class="colon">:</span></dt>
<dd class="field-even"><p>Li, Haoyuan et al. “Pfp: parallel fp-growth for query recommendation.” ACM Conference on Recommender Systems (2008).</p>
</dd>
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><stron