Merge pull request #645 from PaddlePaddle/ds2

add libri ds2 exp result

examples/aishell/s0/README.md

 # Aishell-1
 
 ## Deepspeech2
-| Model | release | Config | Test set |  CER |
-| --- | --- | --- | --- | --- |
-| DeepSpeech2 | 2.1 | conf/deepspeech2.yaml | test | 0.078671 |
-| DeepSpeech2 | 2.0 | conf/deepspeech2.yaml | test | 0.078977 |
-| DeepSpeech2 | 1.8.5 | - | test | 0.080447 |
+
+| Model | release | Config | Test set | Loss | CER |  
+| --- | --- | --- | --- | --- | --- |  
+| DeepSpeech2 | 2.1.0 | conf/deepspeech2.yaml | test | 7.299022197723389 | 0.078671 |  
+| DeepSpeech2 | 2.0.0 | conf/deepspeech2.yaml | test | - | 0.078977 |  
+| DeepSpeech2 | 1.8.5 | - | test | - | 0.080447 |  

examples/librispeech/s0/README.md

@@ -2,7 +2,8 @@
 
 ## Deepspeech2
 
-| Model | Config | Test set |  WER |  
-| --- | --- | --- | --- |  
-| DeepSpeech2 | conf/deepspeech2.yaml | test-clean | 0.073973 |  
-| DeepSpeech2 | release 1.8.5 | test-clean | 0.074939 |  
+| Model | release |  Config | Test set | Loss | WER |  
+| --- | --- |  --- | --- | --- | --- |   
+| DeepSpeech2 | 2.1.0 | conf/deepspeech2.yaml | 15.184467315673828 | test-clean | 0.072154 |  
+| DeepSpeech2 | 2.0.0 | conf/deepspeech2.yaml | - | test-clean | 0.073973 |  
+| DeepSpeech2 | 1.8.5 | - | test-clean | - | 0.074939 |  

examples/librispeech/s0/conf/deepspeech2.yaml

@@ -41,7 +41,7 @@ training:
   lr: 1e-3
   lr_decay: 0.83
   weight_decay: 1e-06
-  global_grad_clip: 3.0
+  global_grad_clip: 5.0
   log_interval: 100
 
 decoding: