摘要：
def combination_2_n(l): n, r = len(l), [] for i in range(0, n, 1): s = i + 1 for ii in range(s, n, 1): r.append([l[i], l[ii]]) return r # l1, l2 = [... 阅读全文
摘要：
import psycopg2 import threading conn_fmac = psycopg2.connect(database='filter_useless_mac', user='user', password='password', host='192.168.168.168', port='5432') d... 阅读全文
摘要：
bagging bootstrap aggregation 装袋法 自助法聚集 阅读全文