2.3 The Toolkit

 

The HTK tools are best introduced by going through the processing steps involved in building a sub-word based continuous speech recogniser. As shown in Fig. 2.2, there are 4 main phases: data preparation, training, testing and analysis.

• 2.3.1 Data Preparation Tools
• 2.3.2 Training Tools
• 2.3.3 Recognition Tools
• 2.3.4 Analysis Tool