diff --git a/README-eng.md b/README-eng.md
new file mode 100644
index 0000000..16a7668
--- /dev/null
+++ b/README-eng.md
@@ -0,0 +1,142 @@
+# Machine-Learning
+* Rome was not built in a day
+* [中文(简体)](https://github.com/Jack-Cherish/Machine-Learning/README.md "悬停显示")
+
+* [Blog](http://blog.csdn.net/c406495762 "悬停显示")
+
+* Machine-Learning in Practice (Detailed Comments + Training Datasets), Keep updating!
+
+* Welcome to my[[CSDN CSDN Column](http://blog.csdn.net/column/details/16415.html "悬停显示")]
+
+* Follow me on[[ Zhihu Column](https://zhuanlan.zhihu.com/ml-jack "悬停显示")]
+
+* QQ Group for Communication[328127489]
+
+* My Website: http://cuijiahua.com/
+
+* Follow Me on WeChat Official Accounts:
+
+
+
+### Article Debut
+
+* Debut articles on my website and forward on orther platforms, click here to get the latest development: http://cuijiahua.com/
+
+## Chapt. 2: K-Nearest Neighbors Algorithm
+
+| Article | Personal Website | CSDN | Zhihu |
+| :------ | :--------: | :--------: | :--------: |
+| Python3 study notes (I): K-Nearest Neighbors Algorithm (Gorgeous and Splendid Tutorial) | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_1_knn.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/75172850 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28656126 "悬停显示") |
+
+
+### Code
+
+* [1.k-NN Entry Level k-NN](https://github.com/Jack-Cherish/Machine-Learning/tree/master/kNN/1.%E7%AE%80%E5%8D%95k-NN "悬停显示")
+
+* [2. Miss Helen Dating History](https://github.com/Jack-Cherish/Machine-Learning/tree/master/kNN/2.%E6%B5%B7%E4%BC%A6%E7%BA%A6%E4%BC%9A "悬停显示")
+
+* [3. Digits Recognition](https://github.com/Jack-Cherish/Machine-Learning/tree/master/kNN/3.%E6%95%B0%E5%AD%97%E8%AF%86%E5%88%AB "悬停显示")
+
+## Chapt. 3: Decision Tree
+
+| Article | Personal Website | CSDN | Zhihu |
+| :------ | :--------: | :--------: | :--------: |
+| Python3 study notes (II): Decision Tree (Basic Concepts): Let's Start from Dating | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_2_decision_tree_1.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/75663451 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28688281 "悬停显示") |
+| Python3 study notes (III): Decision Tree (In Practice): I'm Looking for a Pair of Contact Lenses | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_3_decision_tree_2.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/76262487 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28714382 "悬停显示") |
+
+### Code
+
+* [1.Loan Prediction](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Decision%20Tree/Decision%20Tree.py "悬停显示")
+
+* [2. Contact Lenses](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Decision%20Tree/Sklearn-Decision%20Tree.py "悬停显示")
+
+## Chapt. 4: Navie Bayes
+
+| Article | Personal Website | CSDN | Zhihu |
+| :------ | :--------: | :--------: | :--------: |
+| Python3 Python3 study notes (IV): Navie Bayes (Basic Concepts): Comment Filter| [Personal Website](http://cuijiahua.com/blog/2017/11/ml_4_bayes_1.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/77341116 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28719332 "悬停显示") |
+| Python3 Python3 study notes (V): Navie Bayes (In Practice): Catalogues of Sina News | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_5_bayes_2.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/77500679 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28720393 "悬停显示") |
+
+### Code
+
+* [1.Comment Filter](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Naive%20Bayes/bayes.py "悬停显示")
+
+* [2.Spam Filter](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Naive%20Bayes/bayes-modify.py "悬停显示")
+
+* [3.News Catalogues](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Naive%20Bayes/nbc.py "悬停显示")
+
+## Chapt. 5: Logistic Regression
+
+| Article | Personal Website | CSDN | Zhihu |
+| :------ | :--------: | :--------: | :--------: |
+| Python3 study notes (VI): Logistic Regression (Basic Concepts): Gradient Ascent Algorithm | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_6_logistic_1.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/77723333 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28922957 "悬停显示") |
+| Python3 study notes (VII): Logistic Regression (In Practice): Prediction of Horse Mortality | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_7_logistic_2.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/77851973 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/29073560 "悬停显示") |
+
+### Code
+
+* [1.Logistic Regression Entry Level Exercise](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Logistic/LogRegres.py "悬停显示")
+
+* [2.Improved Random Gradient Ascent Algorithm](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Logistic/LogRegres-gj.py "悬停显示")
+
+* [3.Prediction of Horse Mortality](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Logistic/colicLogRegres.py "悬停显示")
+
+## Chapt. 6: SVM (Support Vector Machine)
+
+| Article | Personal Website | CSDN | Zhihu |
+| :------ | :--------: | :--------: | :--------: |
+| Python3 study notes (VIII): SVM (Basic Concepts): a Handcraft on Linear SVM | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_8_svm_1.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/78072313 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/29604517 "悬停显示") |
+| Python3 study notes (IX): SVM (In Practice): Another Handcraft on Nonlinear SVM | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_9_svm_2.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/78158354 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/29872905 "悬停显示") |
+
+### Code
+
+* [1.Simplified SMO Alogrithm](https://github.com/Jack-Cherish/Machine-Learning/blob/master/SVM/svm-simple.py "悬停显示")
+
+* [2.Complete SMO Alogrithm](https://github.com/Jack-Cherish/Machine-Learning/blob/master/SVM/svm-smo.py "悬停显示")
+
+* [3.Nonlinear SVM Alogrithm](https://github.com/Jack-Cherish/Machine-Learning/blob/master/SVM/svmMLiA.py "悬停显示")
+
+* [4.Sklearn SVC](https://github.com/Jack-Cherish/Machine-Learning/blob/master/SVM/svm-svc.py "悬停显示")
+
+## Chapt. 7: AdaBoost
+
+| Article | Personal Website | CSDN | Zhihu |
+| :------ | :--------: | :--------: | :--------: |
+| Python3 study notes (X): Classifier Sharpener -- AdaBoost | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_10_adaboost.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/78212124 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/30035094 "悬停显示") |
+
+### Code
+
+* [1.Training Process of AdaBoost Based On Decision Stump](https://github.com/Jack-Cherish/Machine-Learning/blob/master/AdaBoost/adaboost.py "悬停显示")
+
+* [2.AdaBoost on Hard Datasets](https://github.com/Jack-Cherish/Machine-Learning/blob/master/AdaBoost/horse_adaboost.py "悬停显示")
+
+* [3.Implement AdaBoost by sklearn](https://github.com/Jack-Cherish/Machine-Learning/blob/master/AdaBoost/sklearn_adaboost.py "悬停显示")
+
+* [4.ROC Curve Plot](https://github.com/Jack-Cherish/Machine-Learning/blob/master/AdaBoost/ROC.py "悬停显示")
+
+## Chapt. 8: Linear Regression
+
+| Article | Personal Website | CSDN | Zhihu |
+| :------ | :--------: | :--------: | :--------: |
+| Python3 study notes (XI): | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_11_regression_1.html "悬停显示") |[CSDN](http://blog.csdn.net/c406495762/article/details/78760239 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/31860100 "悬停显示")|
+| Python3 study notes (XII): | [Personal Website](http://cuijiahua.com/blog/2017/12/ml_12_regression_2.html "悬停显示") | no | no |
+
+### Code
+
+* [1.Linear Regression(Ordinary LR + Locally Weighted LR)](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression/regression_old.py "悬停显示")
+
+* [2.Predicting the Age of Abalones(Ormers)](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression/abalone.py "悬停显示")
+
+* [3.Stepwise Regression](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression/regression.py "悬停显示")
+
+* [4.Predicting the Price of Second Hand Lego](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression/lego.py "悬停显示")
+
+## Chapt. 9: Regression Tree
+
+| Article | Personal Website | CSDN | Zhihu |
+| :------ | :--------: | :--------: | :--------: |
+| Python3 study notes (XIII): Regression Tree (Basic Concepts): CART Alogrithm and Pruning | [Personal Website](http://cuijiahua.com/blog/2017/12/ml_13_regtree_1.html "悬停显示") | no | no |
+
+
+### Code
+
+* [1.Regression Tree](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression%20Trees/regTrees.py "悬停显示")
diff --git a/README.md b/README.md
index c5af71d..afe9bfa 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
# Machine-Learning
* 贵有恒,何必三更起五更睡;最无益,只怕一日暴十寒。
-* English version below
+* [In English](https://github.com/Jack-Cherish/Machine-Learning/README-eng.md "悬停显示")
* [我的博客](http://blog.csdn.net/c406495762 "悬停显示")
@@ -139,150 +139,4 @@
### 代码
-* [1.树回归](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression%20Trees/regTrees.py "悬停显示")
-
-
-
-
-
-# Machine-Learning
-* Rome was not built in a day
-
-* [Blog](http://blog.csdn.net/c406495762 "悬停显示")
-
-* Machine-Learning in Practice (Detailed Comments + Training Datasets), Keep updating!
-
-* Welcome to my[[CSDN CSDN Column](http://blog.csdn.net/column/details/16415.html "悬停显示")]
-
-* Follow me on[[ Zhihu Column](https://zhuanlan.zhihu.com/ml-jack "悬停显示")]
-
-* QQ Group for Communication[328127489]
-
-* My Website: http://cuijiahua.com/
-
-* Follow Me on WeChat Official Accounts:
-
-
-
-### Article Debut
-
-* Debut articles on my website and forward on orther platforms, click here to get the latest development: http://cuijiahua.com/
-
-## Chapt. 2: K-Nearest Neighbors Algorithm
-
-| Article | Personal Website | CSDN | Zhihu |
-| :------ | :--------: | :--------: | :--------: |
-| Python3 study notes (I): K-Nearest Neighbors Algorithm (Gorgeous and Splendid Tutorial) | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_1_knn.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/75172850 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28656126 "悬停显示") |
-
-
-### Code
-
-* [1.k-NN Entry Level k-NN](https://github.com/Jack-Cherish/Machine-Learning/tree/master/kNN/1.%E7%AE%80%E5%8D%95k-NN "悬停显示")
-
-* [2. Miss Helen Dating History](https://github.com/Jack-Cherish/Machine-Learning/tree/master/kNN/2.%E6%B5%B7%E4%BC%A6%E7%BA%A6%E4%BC%9A "悬停显示")
-
-* [3. Digits Recognition](https://github.com/Jack-Cherish/Machine-Learning/tree/master/kNN/3.%E6%95%B0%E5%AD%97%E8%AF%86%E5%88%AB "悬停显示")
-
-## Chapt. 3: Decision Tree
-
-| Article | Personal Website | CSDN | Zhihu |
-| :------ | :--------: | :--------: | :--------: |
-| Python3 study notes (II): Decision Tree (Basic Concepts): Let's Start from Dating | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_2_decision_tree_1.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/75663451 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28688281 "悬停显示") |
-| Python3 study notes (III): Decision Tree (In Practice): I'm Looking for a Pair of Contact Lenses | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_3_decision_tree_2.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/76262487 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28714382 "悬停显示") |
-
-### Code
-
-* [1.Loan Prediction](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Decision%20Tree/Decision%20Tree.py "悬停显示")
-
-* [2. Contact Lenses](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Decision%20Tree/Sklearn-Decision%20Tree.py "悬停显示")
-
-## Chapt. 4: Navie Bayes
-
-| Article | Personal Website | CSDN | Zhihu |
-| :------ | :--------: | :--------: | :--------: |
-| Python3 Python3 study notes (IV): Navie Bayes (Basic Concepts): Comment Filter| [Personal Website](http://cuijiahua.com/blog/2017/11/ml_4_bayes_1.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/77341116 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28719332 "悬停显示") |
-| Python3 Python3 study notes (V): Navie Bayes (In Practice): Catalogues of Sina News | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_5_bayes_2.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/77500679 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28720393 "悬停显示") |
-
-### Code
-
-* [1.Comment Filter](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Naive%20Bayes/bayes.py "悬停显示")
-
-* [2.Spam Filter](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Naive%20Bayes/bayes-modify.py "悬停显示")
-
-* [3.News Catalogues](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Naive%20Bayes/nbc.py "悬停显示")
-
-## Chapt. 5: Logistic Regression
-
-| Article | Personal Website | CSDN | Zhihu |
-| :------ | :--------: | :--------: | :--------: |
-| Python3 study notes (VI): Logistic Regression (Basic Concepts): Gradient Ascent Algorithm | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_6_logistic_1.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/77723333 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/28922957 "悬停显示") |
-| Python3 study notes (VII): Logistic Regression (In Practice): Prediction of Horse Mortality | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_7_logistic_2.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/77851973 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/29073560 "悬停显示") |
-
-### Code
-
-* [1.Logistic Regression Entry Level Exercise](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Logistic/LogRegres.py "悬停显示")
-
-* [2.Improved Random Gradient Ascent Algorithm](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Logistic/LogRegres-gj.py "悬停显示")
-
-* [3.Prediction of Horse Mortality](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Logistic/colicLogRegres.py "悬停显示")
-
-## Chapt. 6: SVM (Support Vector Machine)
-
-| Article | Personal Website | CSDN | Zhihu |
-| :------ | :--------: | :--------: | :--------: |
-| Python3 study notes (VIII): SVM (Basic Concepts): a Handcraft on Linear SVM | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_8_svm_1.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/78072313 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/29604517 "悬停显示") |
-| Python3 study notes (IX): SVM (In Practice): Another Handcraft on Nonlinear SVM | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_9_svm_2.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/78158354 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/29872905 "悬停显示") |
-
-### Code
-
-* [1.Simplified SMO Alogrithm](https://github.com/Jack-Cherish/Machine-Learning/blob/master/SVM/svm-simple.py "悬停显示")
-
-* [2.Complete SMO Alogrithm](https://github.com/Jack-Cherish/Machine-Learning/blob/master/SVM/svm-smo.py "悬停显示")
-
-* [3.Nonlinear SVM Alogrithm](https://github.com/Jack-Cherish/Machine-Learning/blob/master/SVM/svmMLiA.py "悬停显示")
-
-* [4.Sklearn SVC](https://github.com/Jack-Cherish/Machine-Learning/blob/master/SVM/svm-svc.py "悬停显示")
-
-## Chapt. 7: AdaBoost
-
-| Article | Personal Website | CSDN | Zhihu |
-| :------ | :--------: | :--------: | :--------: |
-| Python3 study notes (X): Classifier Sharpener -- AdaBoost | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_10_adaboost.html "悬停显示") | [CSDN](http://blog.csdn.net/c406495762/article/details/78212124 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/30035094 "悬停显示") |
-
-### Code
-
-* [1.Training Process of AdaBoost Based On Decision Stump](https://github.com/Jack-Cherish/Machine-Learning/blob/master/AdaBoost/adaboost.py "悬停显示")
-
-* [2.AdaBoost on Hard Datasets](https://github.com/Jack-Cherish/Machine-Learning/blob/master/AdaBoost/horse_adaboost.py "悬停显示")
-
-* [3.Implement AdaBoost by sklearn](https://github.com/Jack-Cherish/Machine-Learning/blob/master/AdaBoost/sklearn_adaboost.py "悬停显示")
-
-* [4.ROC Curve Plot](https://github.com/Jack-Cherish/Machine-Learning/blob/master/AdaBoost/ROC.py "悬停显示")
-
-## Chapt. 8: Linear Regression
-
-| Article | Personal Website | CSDN | Zhihu |
-| :------ | :--------: | :--------: | :--------: |
-| Python3 study notes (XI): | [Personal Website](http://cuijiahua.com/blog/2017/11/ml_11_regression_1.html "悬停显示") |[CSDN](http://blog.csdn.net/c406495762/article/details/78760239 "悬停显示") | [Zhihu](https://zhuanlan.zhihu.com/p/31860100 "悬停显示")|
-| Python3 study notes (XII): | [Personal Website](http://cuijiahua.com/blog/2017/12/ml_12_regression_2.html "悬停显示") | no | no |
-
-### Code
-
-* [1.Linear Regression(Ordinary LR + Locally Weighted LR)](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression/regression_old.py "悬停显示")
-
-* [2.Predicting the Age of Abalones(Ormers)](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression/abalone.py "悬停显示")
-
-* [3.Stepwise Regression](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression/regression.py "悬停显示")
-
-* [4.Predicting the Price of Second Hand Lego](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression/lego.py "悬停显示")
-
-## Chapt. 9: Regression Tree
-
-| Article | Personal Website | CSDN | Zhihu |
-| :------ | :--------: | :--------: | :--------: |
-| Python3 study notes (XIII): Regression Tree (Basic Concepts): CART Alogrithm and Pruning | [Personal Website](http://cuijiahua.com/blog/2017/12/ml_13_regtree_1.html "悬停显示") | no | no |
-
-
-### Code
-
-* [1.Regression Tree](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression%20Trees/regTrees.py "悬停显示")
+* [1.树回归](https://github.com/Jack-Cherish/Machine-Learning/blob/master/Regression%20Trees/regTrees.py "悬停显示")
\ No newline at end of file