SDT - SOFTWARE PACKAGE FOR CONTINUOUS SPEECH RECOGNITION
V.A. Barannikov, Alexander A. Kibkalo
VANT. Ser.: Mat. Mod. Fiz. Proc 2003. Вып.3. С. 3-7.
SDT (Speech Developer Toolkit), the system for large vocabulary continuous speech recognition (LVCSR), was developed in VNIIEF- STL project. The package was used to build US English and Mandarin speech recognition systems. SDT functionality includes feature extraction, acoustic models building and adaptation, fast decoding with finite and stochastic grammar, speaker recognition, decoding results scoring. The last version of SDT includes some features to support LVCSR for the Russian language. The decoding results for Russian tasks with closed and open dictionaries are presented.
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