摘要: import numpy as np# 激活函数def sign(x): if x>=0: return 1 else: return 0# 计算预测准确率函数def score(x,y): z=0 for i in range(len(x)): if x[i]==y[i]: z += 1 prin 阅读全文
posted @ 2017-12-06 13:59 cavalier23 阅读(323) 评论(0) 推荐(0) 编辑