逻辑回归模子是一种用于二分类问题的模子。在安全风险预警与分析中,我们可以利用逻辑回归模子来分类和识别安全事件。
```python import numpy as np import pandas as pd from sklearn.modelselection import traintestsplit from sklearn.linearmodel import LogisticRegression from sklearn.metrics import accuracy_score
加载数据
data = pd.readcsv('securityevents.csv')
特征提取
X = data.drop('label', axis=1) y = data['label']
数据分割
Xtrain, Xtest, ytrain, ytest = traintestsplit(X, y, testsize=0.2, randomstate=42)
模子练习
model = LogisticRegression() model.fit(Xtrain, ytrain)
模子评估