BN RECOGNITION IN OTHER LANGUAGES
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Spanish and Mandarin
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Data sets
- 30 hours training data, 1 hour development test,
1 hour test data
- single transcription, no annotation
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Systems on Spanish
- BBN --- BYBLOS, MFCC, 5-state HMM
20.3% WER (20.4% on English)
- CMU --- SPHINX-III, continuous-density tied senones
23.5% WER (24.0% on English)
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Mandarin systems
- Dragon --- PLP cepstra, IMELDA transform, speaker normalization,
rapid adaptation
20.2% character error rate
- IBM --- turn detector, single pass decoding, iterative adaptation
19.8% character error rate