约定 import pandas as pd from pandas import DataFrame import numpy as np Index Index对象保存着索引标签数据,它可以快速找到标签对应的整数下标,其功能与Python的字典类似. dict1={"Province":["Guangdong","Beijing","Qinghai","Fujiang"],"year"
[1] Huang K H , Lin H T . A Novel Uncertainty Sampling Algorithm for Cost-Sensitive Multiclass Active Learning[C]// 2016 IEEE 16th International Conference on Data Mining (ICDM). IEEE, 2016. 代码还没撸出来,后续更新....
l i n k link link 分析: 如果 a a a可以变成 b b b 那么去掉前导后缀 0 0 0的 b ′ b' b′ 一定是 a a a的子串 判断子串 对 a a a进行 > > >> >>得到 a ′ a' a′ 若 a ′ & b ′ = b ′ a'\&b'=b' a′&b′=b′ 说明 b ′ b' b′为 1 1 1的位在 a ′ a' a′也是 1 1 1 看 a ′ x o r b ′ a'xor~b' a′xor