sherpa-onnx-silero-vad-ax650

Silero VAD (Voice Activity Detection) model converted to AX650 AXMODEL for on-device inference via sherpa-onnx.

Model Details

• Original Model: k2-fsa/sherpa-onnx-silero-vad
• Architecture: CNN-based VAD
• Task: Voice Activity Detection
• Sample rate: 16000 Hz
• Window size: 512 samples
• Context size: 64 samples
• Hidden size: 128
• Target Chip: AX650 (NPU3)
• Quantization: U8

Files

File	Size	Description
silero_vad.axmodel	358 KB	AX650 VAD model

Usage with sherpa-onnx

./sherpa-onnx-vad \
  --silero-vad-model=silero_vad.axmodel \
  --vad-provider=axera \
  input.wav output.wav

Performance

Metric	Value
AXMODEL size	358 KB
Verified on	AX650N DEMO Board

Conversion Details

• Pulsar2 Version: 6.0
• Calibration: MinMax with 10 samples
• Quantization: U8

License

Apache 2.0