So what's FP-growth, you ask?

Eric Naeseth · Eric Naeseth · commit 71b3f2051990 · 2009-03-10T16:25:41.000-05:00
diff --git a/Readme.md b/Readme.md
@@ -2,7 +2,10 @@ Python FP-Growth
 ================
 
 This module provides a pure Python implementation of the FP-growth algorithm for
-finding frequent itemsets.
+finding frequent itemsets. FP-growth exploits a (usually-valid) assumption that
+many transactions will have items in common to build a prefix tree. If the
+assumption holds true, this tree produces a compact representation of the actual
+transactions and is used to generate itemsets much faster than *Apriori* can.
 
 Installation
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