Table 3 WER for different strategies to remove late reverberations, i.e., linear filtering and power domain spectral subtraction (SS). The results are given for the development set
From: Strategies for distant speech recognitionin reverberant environments
Processing | SimData | RealData |
|---|---|---|
Distant | 8.3 % | 24.1 % |
WPE(1ch) - linear filtering | 7.5 % | 22.8 % |
WPE(1ch) - SS | 7.8 % | 23.9 % |