matplotlib.pyplot.matshow 矩阵可视化实例
这是一个绘制矩阵的函数。
用matshow绘制矩阵的例子:
import matplotlib.pyplot as plt import numpy as np def samplemat(dims): """Make a matrix with all zeros and increasing elements on the diagonal""" aa = np.zeros(dims) for i in range(min(dims)): aa[i, i] = i return aa # Display matrix plt.matshow(samplemat((15, 15))) plt.show()
效果图:
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