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从信用卡欺诈模型看不平衡数据分类:这个作者总结了kaggle上面不同的人使用不同的抽样办法,不同的模型,以及异常值检验的办法。我以前也做过这 …
从信用卡欺诈模型看不平衡数据分类:这个作者总结了kaggle上面不同的人使用不同的抽样办法,不同的模型,以及异常值检验的办法。我以前也做过这 …
convert dataframe other types: df.dtypes, df.astype(str), df.astype(float), df.astype('category'), df.astype('object')
ValueError: If using all scalar values, you must pass an index
df = pd.DataFrame({'A': [1], 'B': [2]}) or df = pd.DataFrame({'A': 1, 'B': 2}, index=[0])
Convolutional Neural Networks (Course 4 of the Deep Learning Specialization)
ubuntu screenshots and screencasts
Prt Scrn to take a screenshot of the desktop.
Alt+Prt Scrn to take a screenshot of a window.
Shift+Prt Scrn to take a screenshot of an area you select.
ServerAliveInterval=100ssh -i ~/.ssh/xxxx.pem ubuntu@hithere.amazonaws.com -o ServerAliveInterval=100
Many NAT firewalls time out idle sessions after a certain period of time to keep their trunks clean. Sometimes the interval between session drops is 24 hours …