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  • numpy.linspace介绍

    numpy.linspace:在指定范围内返回均匀间隔的数组

    In [12]: import numpy as np
    
    In [13]: result = np.linspace(1,10)  #默认生成50个元素
    
    In [14]: result
    Out[14]:
    array([ 1.        ,  1.18367347,  1.36734694,  1.55102041,  1.73469388,
            1.91836735,  2.10204082,  2.28571429,  2.46938776,  2.65306122,
            2.83673469,  3.02040816,  3.20408163,  3.3877551 ,  3.57142857,
            3.75510204,  3.93877551,  4.12244898,  4.30612245,  4.48979592,
            4.67346939,  4.85714286,  5.04081633,  5.2244898 ,  5.40816327,
            5.59183673,  5.7755102 ,  5.95918367,  6.14285714,  6.32653061,
            6.51020408,  6.69387755,  6.87755102,  7.06122449,  7.24489796,
            7.42857143,  7.6122449 ,  7.79591837,  7.97959184,  8.16326531,
            8.34693878,  8.53061224,  8.71428571,  8.89795918,  9.08163265,
            9.26530612,  9.44897959,  9.63265306,  9.81632653, 10.        ])
    

    当然你可以指定起始位置、结束为止以及元素的个数:

    In [15]: result1 = np.linspace(1,5,20)
    
    In [16]: result1
    Out[16]:
    array([1.        , 1.21052632, 1.42105263, 1.63157895, 1.84210526,
           2.05263158, 2.26315789, 2.47368421, 2.68421053, 2.89473684,
           3.10526316, 3.31578947, 3.52631579, 3.73684211, 3.94736842,
           4.15789474, 4.36842105, 4.57894737, 4.78947368, 5.        ])
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  • 原文地址:https://www.cnblogs.com/yangmingxianshen/p/9647089.html
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