From acb9a0fec8d8a4dabeedcbb8e08c26f66d7083f0 Mon Sep 17 00:00:00 2001
From: haoneng.lhn <haoneng.lhn@alibaba-inc.com>
Date: 星期五, 08 十二月 2023 16:19:00 +0800
Subject: [PATCH] fix loss normalization for ddp training
---
funasr/models/e2e_asr.py | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/funasr/models/e2e_asr.py b/funasr/models/e2e_asr.py
index 79c5387..050847e 100644
--- a/funasr/models/e2e_asr.py
+++ b/funasr/models/e2e_asr.py
@@ -122,6 +122,7 @@
self.ctc = ctc
self.extract_feats_in_collect_stats = extract_feats_in_collect_stats
+ self.length_normalized_loss = length_normalized_loss
def forward(
self,
@@ -220,6 +221,8 @@
stats["loss"] = torch.clone(loss.detach())
# force_gatherable: to-device and to-tensor if scalar for DataParallel
+ if self.length_normalized_loss:
+ batch_size = int((text_lengths + 1).sum())
loss, stats, weight = force_gatherable((loss, stats, batch_size), loss.device)
return loss, stats, weight
--
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