From 12e19ee37117299d3ea99e93c19d0d61b9663b8a Mon Sep 17 00:00:00 2001
From: TianZhendong <33273211+TianZhendong@users.noreply.github.com>
Date: Thu, 11 Apr 2019 21:50:58 +0800
Subject: [PATCH] Create mutation

---
 GA_PID/mutation | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 GA_PID/mutation

diff --git a/GA_PID/mutation b/GA_PID/mutation
new file mode 100644
index 0000000..66c82ab
--- /dev/null
+++ b/GA_PID/mutation
@@ -0,0 +1,12 @@
+function y= mutation(n,MutateRate,x)
+%n为染色体长度
+%MutataRate为变异概率
+%x为待变异染色体
+rate=rand;    %随机概率判断是否变异
+if rate<=MutateRate
+    mutate_pos=floor(rand*n+1);    %产生一个变异位置
+    x(mutate_pos)=floor(rand+1);  %bianyi 
+end
+y=x;
+end
+