Fix calculation of SNR value

pytorch · Mar 22, 2022 · c47fef5 · c47fef5
1 parent 0cd2509
commit c47fef5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/examples/tutorials/audio_data_augmentation_tutorial.py b/examples/tutorials/audio_data_augmentation_tutorial.py
@@ -334,7 +334,7 @@ def get_noise_sample(*, resample=None):
 noise_power = noise.norm(p=2)
 
 for snr_db in [20, 10, 3]:
-    snr = math.exp(snr_db / 10)
+    snr = 10 ** (snr_db / 20)
     scale = snr * noise_power / speech_power
     noisy_speech = (scale * speech + noise) / 2