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# -*- coding: utf-8 -*- # 代码12-1 评论去重的代码 import pandas as pdimport reimport jieba.posseg as psgimport numpy as np # 去重，去除完全重复的数据reviews = pd.read_csv( 阅读全文
posted @ 2023-04-03 16:32
zty666
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import pandas as pdimport matplotlib.pyplot as pltimport numpy as npdata=pd.read_excel(r"C:\Users\admin\Desktop\original_data.xls")iv_non=pd.value_cou 阅读全文
posted @ 2023-03-20 16:27
zty666
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# -*- coding: utf-8 -*- # 代码8-1 查看数据特征 import numpy as npimport pandas as pd inputfile =r"C:\Users\admin\Desktop\GoodsOrder.csv" # 输入的数据文件data = pd.re 阅读全文
posted @ 2023-03-15 16:16
zty666
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#7.1数据探索import matplotlib.pyplot as pltimport pandas as pddatafile=r"C:\Users\admin\Desktop\39984b862fb97f6326368ad28c7b6a4e_a8b8b4ac463b459805927f22a 阅读全文
posted @ 2023-03-08 14:52
zty666
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import numpy as npimport pandas as pdimport matplotlib.pyplot as pltimport seaborn as snsinputfile = r"C:\Users\asus\Desktop\data.csv"data = pd.read_c 阅读全文
posted @ 2023-03-05 18:37
zty666
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import pandas as pdimport matplotlib.pyplot as pltimport numpy as np ##读取数据url = r'C:/Users/asus/Desktop/catering_fish_congee(1).xls'data = pd.read_ex 阅读全文
posted @ 2023-02-26 17:33
zty666
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torch 神经网络例子： import torchimport torch.nn as nnimport torch.nn.functional as F class Net(nn.Module): def __init__(self): super(Net, self).__init__() # 阅读全文
posted @ 2022-05-16 17:26
zty666
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到目前为止，Keras已经与TensorFlow完全整合。Keras团队不再更新或维护Keras的独立版本。所以现在所讨论的Keras，是一个集成在Tensor Flow中的API，而不是一个单独的独立库。 TensorFlow 用图来表示计算任务，图中的节点被称之为operation，缩写成op。 阅读全文
posted @ 2022-04-24 23:42
zty666
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import numpy as npimport mathimport randomimport stringimport matplotlib as mplimport matplotlib.pyplot as pltdef random_number(a, b): return (b - a) 阅读全文
posted @ 2022-03-18 18:00
zty666
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