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Title: Software Package: Lextools
Submitter: Richard Sproat
Description: Lextools is a package of tools for creating weighted finite-state transducers (WFST) from high-level linguistic descriptions. These descriptions include: strings, regular
expressions, and lists of these; context-free and context-dependent rewrite rules; and various more specialized tools (e.g. a specialized tool for building grammars of the mapping between digit strings and the number-names for those strings). A version of lextools was used, for instance, to build text analyzers for the Bell Labs multilingual tts system (

Lextools binaries are available free for non-commercial use at: Supported platforms are: linux (i686), sgi (mips2) and sun4.

Lextools is built on top of, and requires, the AT&T WFST toolkit (version 3.6), available free for non-commercial use from:

Richard Sproat Human/Computer Interaction Research AT&T Labs -- Research, Shannon Laboratory
Tel: +1-973-360-8490 180 Park Avenue, Room B207, P.O.Box 971
Fax: +1-973-360-8809 Florham Park, NJ 07932-0000
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Linguistic Field(s): Discourse Analysis
Text/Corpus Linguistics

LL Issue: 11.2713
Date Posted: 14-Dec-2000

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