要求1：ID1-ID75样本作为为训练集，进行学习，完成对学习样本的图形化输出，显示样本及投影曲线，及投影点，并标记各类投影中心。2：ID76-ID95样本作为测试集，对学习结果性能进行评价。3：利用算法，对ID96-ID115样本进行分类预测。
ID x y lable
1 8.122 3.251 1
2 1.647 4.796 0
3 2.270 7.128 0
4 5.680 4.563 1
5 7.915 4.184 1
6 5.565 3.513 1
7 2.892 6.166 0
8 6.624 4.329 1
9 1.740 5.262 0
10 6.417 3.134 1
11 3.422 6.020 0
12 2.200 5.816 0
13 7.062 3.309 1
14 4.804 1.356 1
15 3.422 5.204 0
16 7.039 4.096 1
17 2.408 4.825 0
18 7.293 4.942 1
19 1.647 4.796 0
20 6.532 4.271 1
21 2.247 4.242 0
22 3.882 6.603 0
23 1.970 5.991 0
24 7.200 4.213 1
25 6.532 2.901 1
26 3.099 5.204 0
27 2.730 6.283 0
28 5.150 2.726 1
29 5.818 2.318 1
30 6.717 2.434 1
31 8.099 3.105 1
32 3.399 6.108 0
33 2.961 5.816 0
34 2.753 5.175 0
35 2.131 5.554 0
36 2.500 6.283 0
37 5.979 3.513 1
38 2.753 5.000 0
39 3.306 6.662 0
40 6.786 2.609 1
41 6.094 4.883 1
42 6.164 3.455 1
43 3.329 5.671 0
44 6.048 3.717 1
45 2.062 4.417 0
46 2.800 6.050 0
47 5.772 2.114 1
48 6.970 3.280 1
49 3.606 5.466 0
50 3.260 6.603 0
51 6.532 4.359 1
52 1.832 4.534 0
53 3.491 5.525 0
54 3.260 6.020 0
55 7.339 2.376 1
56 5.772 4.708 1
57 2.431 5.350 0
58 5.841 3.076 1
59 2.707 5.029 0
60 3.053 7.624 0
61 2.938 5.058 0
62 5.449 2.114 1
63 2.339 4.825 0
64 2.800 5.379 0
65 7.270 3.659 1
66 6.071 1.414 1
67 2.431 6.195 0
68 8.099 4.679 1
69 5.818 2.755 1
70 7.247 4.796 1
71 7.615 4.446 1
72 2.362 4.913 0
73 2.431 5.729 0
74 7.546 3.717 1
75 2.730 4.767 0
76 6.325 3.659 1
77 2.753 5.671 0
78 7.062 4.825 1
79 8.306 4.213 1
80 2.039 6.254 0
81 3.975 6.429 0
82 3.744 7.041 0
83 7.108 4.767 1
84 7.753 5.175 1
85 2.177 5.641 0
86 4.366 2.493 1
87 3.329 5.933 0
88 3.399 5.058 0
89 7.800 4.155 1
90 8.191 3.134 1
91 3.698 5.612 0
92 2.177 5.991 0
93 6.578 2.318 1
94 3.514 5.525 0
95 3.076 5.583 0
96 2.270 6.079
97 2.062 5.408
98 2.270 4.913
99 2.915 5.058
100 3.099 5.379
101 3.099 6.195
102 2.500 6.137
103 1.417 4.679
104 1.601 4.184
105 2.362 4.125
106 6.002 3.834
107 7.200 4.009
108 7.339 3.863
109 7.200 4.446
110 6.832 4.475
111 6.118 3.105
112 5.933 2.668
113 6.417 2.609
114 6.486 2.668
115 6.878 3.105