import sys
!{sys.executable} -m pip install -q "itkwidgets[all]>=1.0a23"
import numpy as np
from itkwidgets import view
number_of_points = 3000
gaussian_mean = [0.0, 0.0, 0.0]
gaussian_cov = [[1.0, 0.0, 0.0], [0.0, 2.0, 0.0], [0.0, 0.0, 0.5]]
point_set = np.random.multivariate_normal(gaussian_mean, gaussian_cov, number_of_points)
viewer = view(point_set)
number_of_points_2 = 3000
gaussian_mean_2 = [0.5, 1.0, 0.0]
gaussian_cov_2 = [[1.0, 0.0, 0.0], [0.0, 2.0, 0.0], [0.0, 0.0, 0.5]]
point_set_2 = np.random.multivariate_normal(gaussian_mean, gaussian_cov, number_of_points)
viewer.add_point_set(point_set_2)