diff --git a/fluid/PaddleRec/multiview-simnet/README.md b/fluid/PaddleRec/multiview-simnet/README.md
index fc38a59cd9f9ba562143bb6687431e9b6fb53915..7df116b83626c48ea83db9a9ea318160c095791c 100644
--- a/fluid/PaddleRec/multiview-simnet/README.md
+++ b/fluid/PaddleRec/multiview-simnet/README.md
@@ -19,8 +19,8 @@ python train.py
 The command line options for inference can be listed by `python infer.py -h`
 
 ## Future work
-# Multiple types of pairwise loss will be added in this project. For different views of features between a user and an item, multiple losses will be supported. The model will be verified in real world dataset.
-# infer will be added
-# Parallel Executor will be added in this project
-# Distributed Training will be added
+### Multiple types of pairwise loss will be added in this project. For different views of features between a user and an item, multiple losses will be supported. The model will be verified in real world dataset.
+### infer will be added
+### Parallel Executor will be added in this project
+### Distributed Training will be added
 
diff --git a/fluid/PaddleRec/multiview-simnet/nets.py b/fluid/PaddleRec/multiview-simnet/nets.py
index f5700e4719046657028439e826fddaa61ce9fb74..9cb2e791c90198547b136ecc1382352a5cd16686 100644
--- a/fluid/PaddleRec/multiview-simnet/nets.py
+++ b/fluid/PaddleRec/multiview-simnet/nets.py
@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 import paddle.fluid as fluid
 Embedding=fluid.layers.embedding
 FC=fluid.layers.fc
@@ -76,10 +77,13 @@ class GrnnEncoder(object):
         return fluid.layers.sequence_pool(input=gru_h,
                                           pool_type='max')
 
+'''this is a very simple Encoder factory
+most default argument values are used'''
 class SimpleEncoderFactory(object):
     def __init__(self):
         pass
 
+    ''' create an encoder through create function '''
     def create(self, enc_type, enc_hid_size):
         if enc_type == "bow":
             bow_encode = BowEncoder()
diff --git a/fluid/PaddleRec/multiview-simnet/reader.py b/fluid/PaddleRec/multiview-simnet/reader.py
index 9e4b76336973295c022e14ec79a64becf726f3d6..b80d0947ebeb2f5e4e8130963bb75b8568af1bab 100644
--- a/fluid/PaddleRec/multiview-simnet/reader.py
+++ b/fluid/PaddleRec/multiview-simnet/reader.py
@@ -1,3 +1,17 @@
+#Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 import random
 
 class Dataset:
diff --git a/fluid/PaddleRec/multiview-simnet/train.py b/fluid/PaddleRec/multiview-simnet/train.py
index cecf642587f1b703a21dd50b34b21edb9218190b..fb2f291a1e5aef70e6b826cabdcf412a249df163 100644
--- a/fluid/PaddleRec/multiview-simnet/train.py
+++ b/fluid/PaddleRec/multiview-simnet/train.py
@@ -1,3 +1,17 @@
+#Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 import os
 import sys
 import time