A、print(names[-1])$;$print(names[0])$;$print(names[len(names)])$;$print(names[len(names)-1])
答案:AD
A、print(names[-1])$;$print(names[0])$;$print(names[len(names)])$;$print(names[len(names)-1])
答案:AD
A. 翅膀$;$脚$;$躯体$;$头脑
A. Jupyter Notebook$
;$MyEclipse$;
$Android Studio$;
$Spider
A. 支持向量机$;$神经网络$;$数据可视化$;$数据挖掘
A. 操作去噪效果最好。$;$中值滤波$;$高斯滤波$;$均值滤波
A. [1,8],[1,4]$;$[5,4],[3,4]$;$[6,8],[3,4]$;$[6,8],[2,4]
A. 分层(Hierarchical)聚类$;$两步(TwoStep)聚类$;$Kohonennetwork$;$KNN算法$;$K平均值(K-means)算法
A. [a, b]$;$[0,1]$;$[0,1,3, 4]$;$[0, 1, 2, 3]
A. 正确$;$错误