diff --git a/models/rank/linear_regression/config.yaml b/models/rank/linear_regression/config.yaml
index 29e814094d0d546e9d4d4fb6000b720f6e35313e..db29a8ed9d5b9cab35eb564dc170cfe0baf96e6b 100644
--- a/models/rank/linear_regression/config.yaml
+++ b/models/rank/linear_regression/config.yaml
@@ -14,7 +14,7 @@
 
 # global settings 
 debug: false
-workspace: "/home/aistudio/PaddleRec-master/models/rank/linear_regression"
+workspace: "paddlerec.models.rank.linear_regression"
 
 
 dataset:
@@ -53,7 +53,7 @@ runner:
     save_inference_interval: 1
     save_checkpoint_path: "increment"
     save_inference_path: "inference"
-    print_interval: 100
+    print_interval: 1
   - name: infer_runner
     class: infer
     device: cpu
@@ -68,5 +68,5 @@ phase:
   thread_num: 12
 #- name: infer_phase
 #  model: "{workspace}/model.py"
-#  dataset_name: infer_sample
+#  dataset_name: dataset_infer
 #  thread_num: 1
diff --git a/models/rank/linear_regression/data/test_data/data b/models/rank/linear_regression/data/test_data/data
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/models/rank/linear_regression/data/test_data/data.txt b/models/rank/linear_regression/data/test_data/data.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2c1f98782753bc7f8472b47cb289305b92299048
--- /dev/null
+++ b/models/rank/linear_regression/data/test_data/data.txt
@@ -0,0 +1,10 @@
+logid:406201811 time:959974725 userid:782959 gender:713968 age:367871 occupation:887870 movieid:593474 title:389382 title:420426 title:697263 title:759044 genres:220363 label:2
+logid:731667808 time:957756905 userid:317013 gender:715500 age:959669 occupation:956770 movieid:436098 title:195371 genres:43405 genres:22907 label:5
+logid:914109775 time:956936565 userid:466839 gender:713968 age:655161 occupation:113614 movieid:495392 title:304668 title:924099 title:819199 genres:893545 genres:750128 label:4
+logid:130407756 time:956926305 userid:845353 gender:713968 age:367871 occupation:113678 movieid:278462 title:631279 title:75815 title:683892 genres:697846 genres:893545 genres:803235 label:4
+logid:162344002 time:956945570 userid:467391 gender:713968 age:930457 occupation:113614 movieid:757292 title:437909 title:67566 title:663931 title:622433 title:973752 genres:455809 label:2
+logid:172473319 time:956934181 userid:263429 gender:713968 age:655161 occupation:113862 movieid:889490 title:186300 title:677155 title:937049 title:622433 title:855502 genres:220363 label:2
+logid:814895539 time:956890758 userid:734503 gender:715500 age:930457 occupation:113614 movieid:312477 title:594818 title:491338 title:234546 genres:220363 genres:532872 label:3
+logid:721088277 time:973289822 userid:278745 gender:713968 age:367871 occupation:300174 movieid:673898 title:774924 title:61321 title:755193 genres:891961 genres:455809 label:5
+logid:487566723 time:956907971 userid:192959 gender:713968 age:367871 occupation:113614 movieid:722671 title:677184 title:108182 title:974616 title:797604 genres:697846 genres:893545 genres:220363 genres:803235 label:5
+logid:960590831 time:978252470 userid:297629 gender:715500 age:292885 occupation:113738 movieid:301175 title:508793 title:829566 title:199430 title:158723 title:467516 genres:43405 label:3
diff --git a/models/rank/linear_regression/data/train_data/data b/models/rank/linear_regression/data/train_data/data
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/models/rank/linear_regression/data/train_data/data.txt b/models/rank/linear_regression/data/train_data/data.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cee804d824522021a62f35f2474105ab8c31af81
--- /dev/null
+++ b/models/rank/linear_regression/data/train_data/data.txt
@@ -0,0 +1,10 @@
+logid:966771740 time:962590666 userid:170728 gender:713968 age:367871 occupation:645306 movieid:790755 title:824881 title:127016 genres:697846 genres:893545 genres:803235 label:4
+logid:353175809 time:968974066 userid:414067 gender:713968 age:292885 occupation:113738 movieid:729061 title:372631 title:838478 title:144774 title:593993 genres:220363 genres:853044 label:5
+logid:376358153 time:973455150 userid:867983 gender:713968 age:655161 occupation:113862 movieid:546406 title:697513 title:9603 title:37653 genres:220363 label:5
+logid:532644334 time:959798907 userid:854849 gender:713968 age:367871 occupation:113738 movieid:310450 title:748457 title:214082 genres:220363 label:3
+logid:499989270 time:967918013 userid:852221 gender:713968 age:655161 occupation:113614 movieid:427238 title:665231 title:622433 title:225707 genres:43405 label:4
+logid:580343064 time:966375464 userid:886104 gender:713968 age:367871 occupation:113738 movieid:715507 title:668677 title:234546 genres:697846 genres:220363 genres:803235 genres:455809 label:3
+logid:866282024 time:974636987 userid:606130 gender:713968 age:263859 occupation:991290 movieid:818748 title:28827 title:590550 title:622433 title:973752 genres:43405 genres:22907 label:4
+logid:56511742 time:975233847 userid:535824 gender:713968 age:367871 occupation:113614 movieid:468606 title:491533 title:887940 title:622433 title:549750 genres:43405 genres:532872 genres:22907 label:5
+logid:909168601 time:965277736 userid:157 gender:713968 age:688501 occupation:113862 movieid:753872 title:26739 title:622433 title:797604 genres:697846 genres:532872 genres:455809 label:3
+logid:641667514 time:960083820 userid:875780 gender:715500 age:367871 occupation:113882 movieid:956826 title:191999 title:108182 title:496485 title:549750 genres:220363 genres:532872 label:4
diff --git a/models/rank/linear_regression/model.py b/models/rank/linear_regression/model.py
index 1680092ae6ce9465c48b452c869b2b31e8140e3c..8ee32e1752fcf7c9d39a6539b452921ba1f51534 100644
--- a/models/rank/linear_regression/model.py
+++ b/models/rank/linear_regression/model.py
@@ -55,6 +55,8 @@ class Model(ModelBase):
 
         sparse_embed_seq = list(map(embedding_layer, sparse_var))
         weight = fluid.layers.concat(sparse_embed_seq, axis=0)
+        if is_infer:
+            fluid.layers.Print(weight)
         weight_sum = fluid.layers.reduce_sum(weight)
         b_linear = fluid.layers.create_parameter(
             shape=[1],