Seal_Wings 于 2019-10-31 15:27:42 发布封面
第1章 引言
1.1思维导图
1.2代码
%matplotlib inline import pandas as pd import sys import scipy as sp import IPython import sklearn import matplotlib.pyplot as plt import numpy as np import mglearn #在-10和10之间生成一个数列，100个 x = np.linspace(-10,10,100) y = np.sin(x) plt.plot(x,y,marker = "x") ''' plt.plot(x,y,format_string,**kwargs) x轴数据，y轴数据，marker = "x"，用x来标记每一个数据点 '''
123456789101112131415161718#data数组的形状是样本数乘以特征数 #yuanweihua sanfenlei wenti from sklearn.datasets import load_iris iris_dataset = load_iris()#fanhuiyige Bunch duixiang yuzidianleisi limianbaohan jianhezhi print(1234
