From f4d881c4ddc7c7ad3017284edbaba41079d7b9c6 Mon Sep 17 00:00:00 2001
From: zhangchenghong <1598349064@qq.com>
Date: Sat, 2 Nov 2024 16:20:07 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=20function.py?=
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---
 function.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/function.py b/function.py
index aa9edcd..1982a05 100644
--- a/function.py
+++ b/function.py
@@ -73,7 +73,7 @@ def predict_logreg(X, weights):
     z = np.dot(X, weights)
     h = sigmoid(z)
     return np.where(h >= 0.5, 1, 0)
-    
+
 def load_data(filepath):
     data, labels = [], []
     with open(filepath, 'r') as f:
@@ -103,7 +103,9 @@ def load_data(filepath):
 
     return data, target_variable
 
-
+def accuracy(X, y, weights):
+    predictions = predict_logreg(X, weights)
+    return np.mean(predictions == y)
 
 # 其余代码保持不变
 if __name__ == "__main__":