摘要: import mathimport numpy as npimport pandas as pdfrom pandas import DataFrame,Series def sigmoid(x): #映射函数 return 1/(1+math.exp(-x)) x1=[0.66,0.55,0.54 阅读全文
posted @ 2022-03-19 19:27 饭果果 阅读(110) 评论(0) 推荐(0)