摘要: # -*- coding: utf-8 -*- # 代码12-1 评论去重的代码 import pandas as pd import re import jieba.posseg as psg import numpy as np # 去重,去除完全重复的数据 reviews = pd.read_ 阅读全文
posted @ 2023-04-21 10:52 昌king 阅读(37) 评论(0) 推荐(0)
摘要: def count107(i): #自定义统计函数 j = i[['fullURL']][i['fullURLId'].str.contains('107')].copy() # 找出类别包含107的网址 j['type'] = None # 添加空列 j['type'][j['fullURL']. 阅读全文
posted @ 2023-04-05 11:23 昌king 阅读(37) 评论(0) 推荐(0)
摘要: import pandas as pd import matplotlib.pyplot as plt inputfile = "C:\\Users\\Lenovo\\Desktop\\original_data.xls" # 输入的数据文件 data = pd.read_excel(inputfi 阅读全文
posted @ 2023-03-28 21:46 昌king 阅读(19) 评论(0) 推荐(0)
摘要: import numpy as np import pandas as pd import matplotlib.pyplot as plt plt.rcParams["font.sans-serif"] = ["SimHei"] plt.rcParams["axes.unicode_minus"] 阅读全文
posted @ 2023-03-20 10:27 昌king 阅读(48) 评论(0) 推荐(0)
摘要: import pandas as pd datafile=r"C:\Users\Lenovo\Desktop\air_data.csv" resultfile=r"D:\explore.csv" data=pd.read_csv(datafile, encoding='utf-8') explore 阅读全文
posted @ 2023-03-13 16:34 昌king 阅读(28) 评论(0) 推荐(0)
摘要: import os import numpy as np import pandas as pd from sklearn.linear_model import LassoLars from sklearn.linear_model import Lasso from keras.models i 阅读全文
posted @ 2023-03-05 22:29 昌king 阅读(50) 评论(0) 推荐(0)
摘要: 阅读全文
posted @ 2023-02-27 00:03 昌king 阅读(24) 评论(0) 推荐(0)
摘要: python实现神经网络 import numpy as npimport scipy.specialimport matplotlib.pyplot as pltimport pylab class NeuralNetwork(): # 初始化神经网络 def __init__(self, inputnodes, hidd 阅读全文
posted @ 2022-03-14 22:15 昌king 阅读(1188) 评论(0) 推荐(0)
摘要: import sysfrom PyQt5.QtWidgets import *from PyQt5.QtCore import *from PyQt5.QtGui import *#######################################################创建主窗口 阅读全文
posted @ 2021-12-10 20:23 昌king 阅读(57) 评论(0) 推荐(0)
摘要: # 比赛规则:# 1. 采用5局3胜制# 2. 前四局采用25分制,每个队只有在赢得至少25分,且同时超过对方2分时才胜一局# 3. 决胜局(第五局)采用15分制,先获得15分,且同时超过对方2分为胜 from random import randomfrom time import timedef 阅读全文
posted @ 2021-11-14 11:28 昌king 阅读(695) 评论(0) 推荐(0)