Baike.dev
All toolsAI codingTrendingOpen sourceNewsSubmit
Log in
Back to tool/Back to issues
#23·Machine-Learning

Adaboost更新权值分布时，计算错误

Author: 1214083397Created May 27, 2023Updated May 27, 2023

D = np.multiply(D, np.exp(expon))
D = D / D.sum() 应该改为： Z = np.multiply(W, np.exp(expon)) W = np.multiply(W, np.exp(expon)) / Z..sum()

Source: Jack-Cherish/Machine-Learning

View original on GitHubView discussion on GitHub