diff --git a/docs/2.k-近邻算法.md b/docs/2.k-近邻算法.md
index 9dd435fc..ac4e6e9e 100644
--- a/docs/2.k-近邻算法.md
+++ b/docs/2.k-近邻算法.md
@@ -1,7 +1,7 @@
# 第2章 k-近邻算法
-
+
众说周知,电影可以按照题材分类的;而我们却知道每部电影在风格上的确可能和同题材的电影相近。
那么动作片具有哪些共有特征,使得动作片之间非常相似,而与爱情片存在着明显的差别呢?
@@ -136,6 +136,6 @@ $$\sqrt{(0-67)^2 + (20000-32000)^2 + (1.1-0.1)^2 }$$
* * *
-* **作者:[小瑶](http://www.apache.wiki/users/viewmyprofile.action)**
+* **作者:[羊三](http://www.apache.wiki/display/~xuxin) [小瑶](http://www.apache.wiki/display/~chenyao)**
* [GitHub地址](https://github.com/apachecn/MachineLearning):
* **版权声明:欢迎转载学习 => 请标注信息来源于 [ApacheCN](http://www.apache.wiki)**
diff --git a/docs/3.决策树.md b/docs/3.决策树.md
index e65bbaf6..b31245d6 100644
--- a/docs/3.决策树.md
+++ b/docs/3.决策树.md
@@ -107,6 +107,6 @@
* 
* * *
-* **作者:[小瑶](http://www.apache.wiki/users/viewmyprofile.action)**
+* **作者:[片刻](http://www.apache.wiki/display/~jiangzhonglian) [小瑶](http://www.apache.wiki/display/~chenyao)**
* [GitHub地址](https://github.com/apachecn/MachineLearning):
-* **版权声明:欢迎转载学习 => 请标注信息来源于 [ApacheCN](http://www.apache.wiki)**
\ No newline at end of file
+* **版权声明:欢迎转载学习 => 请标注信息来源于 [ApacheCN](http://www.apache.wiki)**
\ No newline at end of file
diff --git a/docs/4.朴素贝叶斯.md b/docs/4.朴素贝叶斯.md
index 1c0f22fd..4d040e81 100644
--- a/docs/4.朴素贝叶斯.md
+++ b/docs/4.朴素贝叶斯.md
@@ -133,7 +133,7 @@ p(ci|x,y) = p(x,y|ci)·p(ci)/p(x,y)
* 可以参考一下[阮一峰的博客](http://www.ruanyifeng.com/blog/2013/12/naive_bayes_classifier.html)
* * *
-* **作者:[小瑶](http://www.apache.wiki/users/viewmyprofile.action)**
+* **作者:[羊三](http://www.apache.wiki/display/~xuxin) [小瑶](http://www.apache.wiki/users/viewmyprofile.action)**
* [GitHub地址](https://github.com/apachecn/MachineLearning):
* **版权声明:欢迎转载学习 => 请标注信息来源于 [ApacheCN](http://www.apache.wiki)**
diff --git a/docs/5.Logistic回归.md b/docs/5.Logistic回归.md
index 586edcc5..25f5a440 100644
--- a/docs/5.Logistic回归.md
+++ b/docs/5.Logistic回归.md
@@ -118,6 +118,6 @@
* 5.6 高级优化
* * *
-* **作者:[小瑶](http://www.apache.wiki/users/viewmyprofile.action)**
+* **作者:[羊三](http://www.apache.wiki/display/~xuxin) [小瑶](http://www.apache.wiki/users/viewmyprofile.action)**
* [GitHub地址](https://github.com/apachecn/MachineLearning):
* **版权声明:欢迎转载学习 => 请标注信息来源于 [ApacheCN](http://www.apache.wiki)**
diff --git a/docs/8.预测数值型数据:回归.md b/docs/8.预测数值型数据:回归.md
index a5f63172..84e9d1b8 100644
--- a/docs/8.预测数值型数据:回归.md
+++ b/docs/8.预测数值型数据:回归.md
@@ -166,6 +166,6 @@
缩减法还可以看做是对一个模型增加偏差的同时减少方差。偏差方差折中是一个重要的概念,可以帮助我们理解现有模型并做出改进,从而得到最好的模型。
* * *
-* **作者:[小瑶](http://www.apache.wiki/users/viewmyprofile.action)**
+* **作者:[小瑶](http://www.apache.wiki/users/viewmyprofile.action) [片刻](http://www.apache.wiki/display/~jiangzhonglian)**
* [GitHub地址](https://github.com/apachecn/MachineLearning):
* **版权声明:欢迎转载学习 => 请标注信息来源于 [ApacheCN](http://www.apache.wiki)**
\ No newline at end of file
diff --git a/docs/9.树回归.md b/docs/9.树回归.md
index 4f221d7d..4198bc74 100644
--- a/docs/9.树回归.md
+++ b/docs/9.树回归.md
@@ -158,6 +158,6 @@
Tkinter 构造一个特殊的部件来显示 Matplotlib 绘出的图。所以,Matplotlib 和 Tkinter 的集成可以构建出更强大的 GUI ,用户可以以更自然的方式来探索机器学习算法的奥妙。
* * *
-* **作者:[小瑶](http://www.apache.wiki/users/viewmyprofile.action)**
+* **作者:[片刻](http://www.apache.wiki/display/~jiangzhonglian) [小瑶](http://www.apache.wiki/users/viewmyprofile.action)**
* [GitHub地址](https://github.com/apachecn/MachineLearning):
* **版权声明:欢迎转载学习 => 请标注信息来源于 [ApacheCN](http://www.apache.wiki)**
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