GNUplot 3D图

如何解决GNUplot 3D图

我有这个数据集： （包含该数据集的文件的名称为b0-1_g1-0_100000.dat）

13,1.0,0.1
1444,0.2
1612,0.3
1652,0.4
1591,0.5
1661,0.6
1687,0.7
1678,0.8
1703,0.9
1661,1.0
25,0.9,0.1
1779,0.2
1823,0.3
1831,0.4
1830,0.5
1873,0.6
1834,0.7
1778,0.8
1910,0.9
1894,1.0
180,0.8,0.1
2063,0.2
2068,0.3
2014,0.4
2065,0.5
2017,0.6
2050,0.7
2065,0.8
2061,0.9
1999,1.0
113,0.7,0.1
2291,0.2
2309,0.3
2249,0.4
2267,0.5
2297,0.6
2221,0.7
2296,0.8
2381,0.9
2289,1.0
450,0.6,0.1
2675,0.2
2657,0.3
2650,0.4
2622,0.5
2678,0.6
2511,0.7
2589,0.8
2580,0.9
2674,1.0
2417,0.5,0.1
3130,0.2
3160,0.3
3187,0.4
3083,0.5
3196,0.6
3085,0.7
3051,0.8
3075,0.9
3077,1.0
3338,0.4,0.1
3822,0.2
3810,0.3
3922,0.4
3884,0.5
3824,0.6
3801,0.7
3719,0.8
3880,0.9
3838,1.0
4950,0.3,0.1
4872,0.2
4971,0.3
4808,0.4
4866,0.5
4891,0.6
4838,0.7
4914,0.8
5017,0.9
4834,1.0
6914,0.2,0.1
6847,0.2
6783,0.3
6668,0.4
6844,0.5
6914,0.6
6637,0.7
6824,0.8
6793,0.9
6752,1.0
11323,0.1,0.1
11173,0.2
11375,0.3
11237,0.4
11282,0.5
11263,0.6
11260,0.7
11318,0.8
11282,0.9
11279,1.0

我想在gnuplot中绘制它：

set datafile separator ','
splot 'b0-1_g1-0_100000.dat'u 1:2:3
                                   ^
       All points z value undefined

有人可以告诉我我在做什么错吗？ 我正在使用gnuplot 5.2补丁程序级别8

解决方法

没关系。似乎有一个编码问题。但是现在可以正常工作了。