fix

README.md

@@ -155,4 +155,4 @@ python -m paddlerec.run -m paddlerec.models.rank.dnn
 亦可通过以下方式与我们沟通交流：
 
 <p align="center"><img width="200" height="200"  src="doc/imgs/wechet.png"/>&#8194;&#8194;&#8194;&#8194;&#8194;<img width="200" height="200" margin="500" src="./doc/imgs/QQ_group.png"/>&#8194;&#8194;&#8194;&#8194;&#8194<img width="200" height="200"  src="doc/imgs/weixin_supporter.png"/></p>
-<p align="center">  &#8194;&#8194;&#8194;&#8194;&#8194;&#8194;微信公众号&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;PaddleRec交流QQ群&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;PaddleRec微信小助手</p>
+<p align="center">  &#8194;&#8194;&#8194;&#8194;&#8194;&#8194;微信公众号&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;PaddleRec交流QQ群&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;&#8194;PaddleRec微信小助手</p>
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doc/model.md

@@ -75,4 +75,3 @@ for size in hidden_layers:
                 scale=1.0 / math.sqrt(fcs[-1].shape[1]))))
     fcs.append(output)
 ```
-

doc/predict.md

@@ -31,4 +31,4 @@ dataset:
   sparse_slots: "click 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26" # sparse 输入的位置定义
   dense_slots: "dense_var:13"  # dense参数的维度定义
 
-```
+```
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doc/quick_start.md

 # 十分钟上手PaddleRec
-

doc/serving.md

@@ -34,4 +34,3 @@ runner:
 ### [在线Serving](https://github.com/PaddlePaddle/Serving)
 
 ### [模型压缩](https://www.paddlepaddle.org.cn/documentation/docs/zh/advanced_guide/inference_deployment/paddleslim/paddle_slim.html)
-

doc/slot_reader.md

@@ -74,4 +74,3 @@ self._sparse_data_var
 
 self._dense_data_var
 ```
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doc/train.md

@@ -101,6 +101,3 @@ dataset:
   dense_slots: "dense_var:13"  # dense参数的维度定义
 
 ```
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-
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doc/yaml.md

@@ -57,4 +57,3 @@
 | optimizer.learning_rate | float  |       > 0        |    否    |         指定学习率          |
 |           reg           | float  |       > 0        |    否    | L2正则化参数，只在SGD下生效 |
 |         others          |   /    |        /         |    /     |   由各个模型组网独立指定    |
-