极坐标图:颜色困难

时间:2019-07-22 10:52:51

标签: python matplotlib plot

我在绘制极坐标图时遇到问题。除了一个条目,我的数据非常小。当我绘制它时,似乎所有条目都处于同一级别,这是错误的。

设置和数据:

基本上,我得到的是定义位置的两个角度(p和n),以及定义此位置的强度的幂。

enter image description here

import numpy as np
import matplotlib.pyplot as plt

angle_n = np.array([-81.545 , -68.838 , -63.755 , -62.215 , -63.755 , -68.838 ,
       -81.545 , -70.76  , -59.292 , -52.565 , -48.751 , -47.498 ,
       -48.751 , -52.565 , -59.292 , -70.76  , -70.76  , -56.523 ,
       -47.498 , -41.256 , -37.442 , -36.143 , -37.442 , -41.256 ,
       -47.498 , -56.523 , -70.76  , -81.545 , -59.292 , -47.498 ,
       -38.725 , -32.116 , -27.793 , -26.254 , -27.793 , -32.116 ,
       -38.725 , -47.498 , -59.292 , -81.545 , -68.838 , -52.565 ,
       -41.256 , -32.116 , -24.649 , -19.251 , -17.152 , -19.251 ,
       -24.649 , -32.116 , -41.256 , -52.565 , -68.838 , -63.755 ,
       -48.751 , -37.442 , -27.793 , -19.251 , -12.036 ,  -8.4792,
       -12.036 , -19.251 , -27.793 , -37.442 , -48.751 , -63.755 ,
       -62.215 , -47.498 , -36.143 , -26.254 , -17.152 ,  -8.4792,
         0.    ,   8.4792,  17.152 ,  26.254 ,  36.143 ,  47.498 ,
        62.215 ,  63.755 ,  48.751 ,  37.442 ,  27.793 ,  19.251 ,
        12.036 ,   8.4792,  12.036 ,  19.251 ,  27.793 ,  37.442 ,
        48.751 ,  63.755 ,  68.838 ,  52.565 ,  41.256 ,  32.116 ,
        24.649 ,  19.251 ,  17.152 ,  19.251 ,  24.649 ,  32.116 ,
        41.256 ,  52.565 ,  68.838 ,  81.545 ,  59.292 ,  47.498 ,
        38.725 ,  32.116 ,  27.793 ,  26.254 ,  27.793 ,  32.116 ,
        38.725 ,  47.498 ,  59.292 ,  81.545 ,  70.76  ,  56.523 ,
        47.498 ,  41.256 ,  37.442 ,  36.143 ,  37.442 ,  41.256 ,
        47.498 ,  56.523 ,  70.76  ,  70.76  ,  59.292 ,  52.565 ,
        48.751 ,  47.498 ,  48.751 ,  52.565 ,  59.292 ,  70.76  ,
        81.545 ,  68.838 ,  63.755 ,  62.215 ,  63.755 ,  68.838 ,  81.545 ])

angle_p = np.array([ 26.565 ,  18.435 ,   9.4623,   0.    ,  -9.4623, -18.435 ,
       -26.565 ,  38.66  ,  30.964 ,  21.801 ,  11.31  ,   0.    ,
       -11.31  , -21.801 , -30.964 , -38.66  ,  51.34  ,  45.    ,
        36.87  ,  26.565 ,  14.036 ,   0.    , -14.036 , -26.565 ,
       -36.87  , -45.    , -51.34  ,  63.435 ,  59.036 ,  53.13  ,
        45.    ,  33.69  ,  18.435 ,   0.    , -18.435 , -33.69  ,
       -45.    , -53.13  , -59.036 , -63.435 ,  71.565 ,  68.199 ,
        63.435 ,  56.31  ,  45.    ,  26.565 ,   0.    , -26.565 ,
       -45.    , -56.31  , -63.435 , -68.199 , -71.565 ,  80.538 ,
        78.69  ,  75.964 ,  71.565 ,  63.435 ,  45.    ,   0.    ,
       -45.    , -63.435 , -71.565 , -75.964 , -78.69  , -80.538 ,
        90.    ,  90.    ,  90.    ,  90.    ,  90.    ,  90.    ,
         0.    ,  90.    ,  90.    ,  90.    ,  90.    ,  90.    ,
        90.    , -80.538 , -78.69  , -75.964 , -71.565 , -63.435 ,
       -45.    ,   0.    ,  45.    ,  63.435 ,  71.565 ,  75.964 ,
        78.69  ,  80.538 , -71.565 , -68.199 , -63.435 , -56.31  ,
       -45.    , -26.565 ,   0.    ,  26.565 ,  45.    ,  56.31  ,
        63.435 ,  68.199 ,  71.565 , -63.435 , -59.036 , -53.13  ,
       -45.    , -33.69  , -18.435 ,   0.    ,  18.435 ,  33.69  ,
        45.    ,  53.13  ,  59.036 ,  63.435 , -51.34  , -45.    ,
       -36.87  , -26.565 , -14.036 ,   0.    ,  14.036 ,  26.565 ,
        36.87  ,  45.    ,  51.34  , -38.66  , -30.964 , -21.801 ,
       -11.31  ,   0.    ,  11.31  ,  21.801 ,  30.964 ,  38.66  ,
       -26.565 , -18.435 ,  -9.4623,   0.    ,   9.4623,  18.435 ,  26.565 ])


power = np.array([  9.73210000e-05,   8.18640000e-05,   5.30620000e-06,
         1.55550000e-06,   5.40130000e-06,   8.23160000e-05,
         9.72570000e-05,   2.53220000e-04,   1.12790000e-05,
         1.91370000e-04,   1.20200000e-04,   4.27250000e-05,
         1.20510000e-04,   1.91150000e-04,   1.09320000e-05,
         2.52660000e-04,   4.06920000e-04,   1.81860000e-04,
         3.05000000e-04,   1.02440000e-04,   2.71140000e-04,
         2.15500000e-04,   2.70140000e-04,   1.01420000e-04,
         3.05370000e-04,   1.81650000e-04,   4.07740000e-04,
         2.44690000e-04,   1.13910000e-05,   3.85200000e-04,
         5.60350000e-04,   1.88400000e-04,   2.60410000e-04,
         4.21440000e-04,   2.58770000e-04,   1.89750000e-04,
         5.59970000e-04,   3.86120000e-04,   1.13540000e-05,
         2.45440000e-04,   3.28930000e-04,   6.07100000e-04,
         1.96180000e-04,   2.65270000e-04,   1.31040000e-03,
         2.74310000e-05,   4.56410000e-04,   2.81450000e-05,
         1.30970000e-03,   2.66240000e-04,   1.95680000e-04,
         6.07600000e-04,   3.30050000e-04,   1.30440000e-04,
         6.27760000e-04,   1.03400000e-03,   5.85340000e-04,
         1.24640000e-04,   2.20030000e-03,   2.40090000e-04,
         2.19610000e-03,   1.24960000e-04,   5.85290000e-04,
         1.03500000e-03,   6.28160000e-04,   1.30400000e-04,
         3.10650000e-05,   5.00850000e-04,   1.20480000e-03,
         1.25920000e-03,   5.91980000e-04,   8.12190000e-04,
         3.46180000e-01,   8.09610000e-04,   5.93080000e-04,
         1.26120000e-03,   1.20530000e-03,   5.00900000e-04,
         3.09280000e-05,   1.30600000e-04,   6.27910000e-04,
         1.03490000e-03,   5.86360000e-04,   1.23470000e-04,
         2.20150000e-03,   2.34910000e-04,   2.19730000e-03,
         1.23840000e-04,   5.86220000e-04,   1.03590000e-03,
         6.28410000e-04,   1.30560000e-04,   3.28900000e-04,
         6.08450000e-04,   1.97390000e-04,   2.63930000e-04,
         1.31250000e-03,   2.68700000e-05,   4.56070000e-04,
         2.75190000e-05,   1.31180000e-03,   2.64930000e-04,
         1.96870000e-04,   6.09000000e-04,   3.30110000e-04,
         2.45120000e-04,   1.16840000e-05,   3.84190000e-04,
         5.61060000e-04,   1.87310000e-04,   2.60190000e-04,
         4.21280000e-04,   2.58520000e-04,   1.88640000e-04,
         5.60700000e-04,   3.85130000e-04,   1.16340000e-05,
         2.45890000e-04,   4.06060000e-04,   1.82190000e-04,
         3.04070000e-04,   1.02880000e-04,   2.71300000e-04,
         2.14400000e-04,   2.70250000e-04,   1.01810000e-04,
         3.04460000e-04,   1.81940000e-04,   4.06900000e-04,
         2.53170000e-04,   1.15530000e-05,   1.91840000e-04,
         1.19750000e-04,   4.27450000e-05,   1.20010000e-04,
         1.91580000e-04,   1.11720000e-05,   2.52690000e-04,
         9.76480000e-05,   8.18080000e-05,   5.32040000e-06,
         1.49980000e-06,   5.39620000e-06,   8.22070000e-05,
         9.75410000e-05])

我想要实现的目标:

我想绘制一个极坐标图,其中图的每个圆都定义angle_n,圆上的每个位置都定义angle_p。电源应通过颜色可视化。

这是一个示例图:

enter image description here

这是我到目前为止尝试过的:

r = angle_n
theta = angle_p
colors = np.divide(power,10**(-4))

fig = plt.figure()
ax = fig.add_subplot(111, projection='polar')
c = ax.scatter(theta, r, c=colors, cmap='hsv', alpha=0.75)
fig.colorbar(c)

enter image description here

如您所见,我无法正确配合电源的颜色(即将消失),并且我也不确定我定义图的方式(即angle_n,angle_p)是否正确好的。

问题的根源 功率值都非常低,只有一点:

plt.plot(power)

enter image description here

我将不胜感激! 谢谢。

0 个答案:

没有答案