Published on Linguistic Data Consortium (https://www.ldc.upenn.edu)

Tools

LDC develops tools to support evolving annotation tasks. All tools distributed by LDC are available at no cost under an open source license.

  • AGTK, Annotation Graph Toolkit: Annotation Graphs are a formal framework for representing linguistic annotations of time series data. They abstract away from file formats, coding schemes and user interfaces, providing a logical layer for annotation systems. AGTK is a toolkit for using the Annotation Graph model. AGTK is made available under the Common Public License [1].
  • CTK, Champollion Toolkit: CTK aims to provide ready-to-use parallel text sentence alignment tools for as many language pairs as possible. CTK is made available under the GNU General Public License, version 3.0 [2].
  • LDC Word Aligner [3]: A tool used to build manual word alignments. LDC Word Aligner is made available under the GNU General Public License, version 3.0 [2].
  • SPHERE Conversion Tools [4]: Programs for converting NIST SPHERE speech files to other formats.
  • XTrans [5]: A tool that supports manual transcription across multiple channels, languages and platforms. XTrans is made available under the GNU General Public License, version 3.0 [2].
Source URL: https://www.ldc.upenn.edu/language-resources/tools

Links
[1] http://opensource.org/licenses/cpl1.0.php
[2] http://opensource.org/licenses/gpl-license.php
[3] http://www.ldc.upenn.edu/language-resources/tools/ldc-word-aligner
[4] http://www.ldc.upenn.edu/language-resources/tools/sphere-conversion-tools
[5] http://www.ldc.upenn.edu/language-resources/tools/xtrans