FREQT: An implementation of FREQT (FREQuent Tree miner) $Id: index.html,v 1.1 2003/09/07 10:10:02 taku-ku Exp $; Introduction The algorithm FREQT (FREQuent Tree miner), independently introduced by Asai[1] and Zaki[2], efficiently extracts frequent ordered-sub-trees from a set of ordered-trees (forest database). Frequent means that a sub-tree occurs in no less than N trees, where N is a user given
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