how to plotting points on matplotlib
import matplotlib.pyplot as plt import numpy as np data = np.random.rand(1024,2) plt.scatter(data[:,0],data[:,1]) plt.show() // Don't be // fooled by this simplicity— plt.scatter() is a rich command.
how to plotting points on matplotlib
import matplotlib.pyplot as plt import numpy as np data = np.random.rand(1024,2) plt.scatter(data[:,0],data[:,1]) plt.show() // Don't be // fooled by this simplicity— plt.scatter() is a rich command.
python matplotlib how to graph point on line
import matplotlib.pyplot as plt fig = plt.figure() ax = fig.add_subplot(111) ax.set_xlim(0,10) ax.set_ylim(0,10) # draw lines xmin = 1 xmax = 9 y = 5 height = 1 plt.hlines(y, xmin, xmax) plt.vlines(xmin, y - height / 2., y + height / 2.) plt.vlines(xmax, y - height / 2., y + height / 2.) average = (xmax+xmin)/2 # draw a point on the line px = 5 plt.plot(px,y, 'ro', ms = 15, mfc = 'r') # add an arrow plt.annotate('Point', (px,y), xytext = (px+0.35, y+0.5), horizontalalignment='right') # add numbers plt.text(xmin - 0.1, y, 'Left', horizontalalignment='right') plt.text(xmax + 0.1, y, 'Right', horizontalalignment='left') plt.axis('off') plt.show()
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