python-numpyHow to build histogram for 2-dimensional array
import numpy as np
x = np.array([5,6,6])
y = np.array([1,2,2])
hres = np.histogram2d(x, y, 3)ctrl + cimport numpy as npload Numpy module for Python | np.arraydeclare Numpy array |
.histogram2dbuild 2-dimensional histogram | x, yfirst and second dimension |
3number of bins to automatically create | hreswill contain calculated histogram as a list of |
Usage example
import numpy as np
x = np.array([5,6,6])
y = np.array([1,2,2])
hres = np.histogram2d(x, y, 3)
print(hres)
output
(array([[1., 0., 0.],
[0., 0., 0.],
[0., 0., 2.]]), array([5. , 5.33333333, 5.66666667, 6. ]), array([1. , 1.33333333, 1.66666667, 2. ]))
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