diff --git a/AnomalyDetection/三、线性模型.md b/AnomalyDetection/三、线性模型.md
index 63654d1..c77f0be 100644
--- a/AnomalyDetection/三、线性模型.md
+++ b/AnomalyDetection/三、线性模型.md
@@ -262,7 +262,7 @@ $$S \operatorname{core}(\bar{X})=\sum_{j=1}^{d} \frac{\left|(\bar{X}-\bar{\mu})
 
 ## 7、资料
 
-[数据集](https://download.csdn.net/download/weixin_39940512/14008876)
+[数据集](https://download.csdn.net/download/weixin_39940512/14121801)