Fuzzy Tree Fragments This is the FTF home page at the Survey of
English Usage. Fuzzy Tree Fragments (FTFs for short) are a handy
way of specifying a grammatical query in a parsed corpus or
treebank. The idea is that you represent your query by drawing
the kind of structure that you are looking for. FTFs were
initially developed under the auspices of the Corpus Query
project (the report summarises FTFs quite well from a technical
point of view), but we are continuing to work on, and with, the
system. Latest developments included as part of the latest
ICECUP 3.1 release are summarised here. At present, FTFs are
used in the ICECUP software, which you can download for free
from our website, together with 20,000 words from the ICE-GB
corpus. Alternatively, if you are interested in recent change in
grammar, you may prefer to download the DCPSE sample corpus. The
idea of these pages is to explain FTFs: to help users use and
understand FTFs, what they can do, and what (at present) they
cant. Although FTFs are designe