Sploe = 2: means that SPY move up 1, ABC move up 2 Correlation: how close those dots close to the line. def scatter(df): plot_data(df, title="Data frame", yLabel="Time") plt.show() dr = compute_daily_return(df) plot_data(dr, title=&quo
1. 最近在测试一款设备,采集了一些设备后需要一帧一帧显示图像,经常使用Python,所以选用了Matplotlib进行图像操作 数据结构: timesatamp polar_distance horizontal_angle refelectivity_intensity,所有数据类型都是 float,储存在文件内并且以空格分隔 import math import matplotlib.pyplot as plt #read data from file def LoadData(filen