From 0c4e55c1c1cc2e76adf3828d20b98df5f585684b Mon Sep 17 00:00:00 2001
From: Meysam Moqaddam <65253484+MeysamMoghaddam@users.noreply.github.com>
Date: Mon, 31 Mar 2025 08:12:44 +0330
Subject: [PATCH] Update transformer_asr.py

Add small epsilon (1e-10) to stddevs to prevent division by zero

Modified the normalization step by adding a small constant to stddevs
to avoid potential division by zero errors when standard deviation is zero.
---
 examples/audio/transformer_asr.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/audio/transformer_asr.py b/examples/audio/transformer_asr.py
index f7b1d7130e..feddad3bd2 100644
--- a/examples/audio/transformer_asr.py
+++ b/examples/audio/transformer_asr.py
@@ -372,7 +372,7 @@ def path_to_audio(path):
     # normalisation
     means = tf.math.reduce_mean(x, 1, keepdims=True)
     stddevs = tf.math.reduce_std(x, 1, keepdims=True)
-    x = (x - means) / stddevs
+    x = (x - means) / (stddevs + 1e-10)
     audio_len = tf.shape(x)[0]
     # padding to 10 seconds
     pad_len = 2754