| { | |
| "feature_extraction": { | |
| "sequence": [ | |
| { | |
| "operation": { | |
| "name": "audio_decoder", | |
| "type": "AudioDecoder" | |
| } | |
| }, | |
| { | |
| "operation": { | |
| "name": "gemma4_log_mel", | |
| "type": "Gemma4LogMel", | |
| "attrs": { | |
| "feature_size": 128, | |
| "sampling_rate": 16000, | |
| "frame_length_ms": 20.0, | |
| "hop_length_ms": 10.0, | |
| "min_frequency": 0.0, | |
| "max_frequency": 8000.0, | |
| "preemphasis": 0.0, | |
| "preemphasis_htk_flavor": 1, | |
| "fft_overdrive": 0, | |
| "mel_floor": 0.001 | |
| } | |
| } | |
| } | |
| ] | |
| } | |
| } |