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Features extraction details for baseline and QuartzNet-based systems.
| System | Features Extraction | |||||||
|---|---|---|---|---|---|---|---|---|
| Type | No of Features |
Low Cut-off Frequency |
High Cut-off Frequency |
Window Size |
Window Step |
Window | Post-Processing | |
| Baseline | MFCC | 23 | 40 Hz | 8000 Hz | 25 ms | 10 ms | Hamming | Cepstral Mean Normalization, 3 s window |
| Proposed with Quartznet |
MFCC | 30 | 40 Hz | 8000 Hz | 25 ms | 10 ms | Hamming | - |
