统计车牌识别里面各个lable 的数量

本文通过一个MATLAB示例展示了如何使用tabulate函数进行数据统计分析,包括样本数量及占比等关键信息。

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使用的方法是:

参考:http://blog.sina.com.cn/s/blog_8db762e60101q9du.html

a = [2 4 6 8;3 5 6 3; 9 8 5 3; 7 6 4 0];
>> a
a =
     2     4     6     8
     3     5     6     3
     9     8     5     3
     7     6     4     0
>> aa = tabulate(a(:))
aa =
         0     1.0000    6.2500
    2.0000    1.0000    6.2500
    3.0000    3.0000   18.7500
    4.0000    2.0000   12.5000
    5.0000    2.0000   12.5000
    6.0000    3.0000   18.7500
    7.0000    1.0000    6.2500
    8.0000    2.0000   12.5000
    9.0000    1.0000    6.2500

我的结果是:
索引样本标号样本标号样本个数样本个数样本占百分比样本占百分比
000.059590.00010.1
0.00110.0141400
0.00220.3643640.00060.6
0.00330.676700.0011
0.00442.33823380.00363.6
0.00550.7167160.00111.1
0.00660.1211210.00020.2
0.00770.6626620.0011
0.00880.0282800
0.00990.033330.00010.1
0.01100.1031030.00020.2
0.011110.0272700
0.012120.1221220.00020.2
0.013130.073730.00010.1
0.014140.005500
0.015150.6116110.00090.9
0.016161.0810800.00171.7
0.017170.3763760.00060.6
0.018180.2012010.00030.3
0.019191.49414940.00232.3
0.02200.001100
0.022220.0131300
0.023230.003300
0.024240.001100
0.026260.1281280.00020.2
0.027270.003300
0.028280.006600
0.029290.011000
0.03300.001100
00.031313.49134910.00545.4
10.032324.06140610.00636.3
20.033333.5735700.00555.5
30.034343.66636660.00575.7
40.035351.15911590.00181.8
50.036363.45834580.00535.3
60.037373.66336630.00565.6
70.038384.00240020.00626.2
80.039393.68436840.00575.7
90.04403.74837480.00585.8
A0.041412.60626060.0044
B0.042420.7387380.00111.1
C0.043432.4624600.00383.8
D0.044440.878700.00131.3
E0.045450.7037030.00111.1
F0.046461.44414440.00222.2
G0.047470.8888880.00141.4
H0.048480.8598590.00131.3
J0.049490.7937930.00121.2
K0.05500.6916910.00111.1
L0.051510.6696690.0011
M0.052521.21912190.00191.9
N0.053530.6086080.00090.9
P0.054540.6296290.0011
Q0.055550.5195190.00080.8
R0.056561.24212420.00191.9
S0.057570.7397390.00111.1
T0.058580.595900.00090.9
U0.059590.4794790.00070.7
V0.06600.4864860.00070.7
W0.061610.4364360.00070.7
X0.062620.5145140.00080.8
Y0.063630.4994990.00080.8
Z0.064640.3953950.00060.6

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