Method of Predicting Ore Dilution Based on a Neural Network and Its Application
Abstract
:1. Introduction
2. Materials and Methodologies
2.1. Parameter Selection and Data Acquisition
2.2. Neural Network Model
2.2.1. Model Structure
2.2.2. Building the Model
2.2.3. Model Training and Testing
2.2.4. Calculation of Unplanned Ore Dilution
2.3. Empirical Graph Method
2.4. Numerical Simulation Method
3. Results
3.1. Engineering Application
3.1.1. Geological Setting and Engineering Background
3.1.2. Test Stope
3.1.3. Model Application
3.2. Comparison and Analysis
3.2.1. Results of Empirical Graph Method
3.2.2. Results of Numerical Simulation
4. Discussion
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
Appendix A
Sample Number | Modified Stability Number | Hydraulic Radius (m) | Average Borehole Deviation (m) | Powder Factor (kg/t) | ELOS (m) |
---|---|---|---|---|---|
1 | 73.10 | 10.46 | 0.50 | 0.50 | 0.10 |
2 | 29.36 | 12.95 | 0.60 | 0.50 | 1.10 |
3 | 0.17 | 1.82 | 0.20 | 0.39 | 2.70 |
4 | 11.25 | 7.38 | 0.40 | 0.58 | 1.20 |
5 | 35.07 | 8.46 | 0.40 | 0.58 | 0.90 |
6 | 9.28 | 6.00 | 0.30 | 0.50 | 0.60 |
7 | 18.19 | 13.68 | 0.60 | 0.50 | 1.90 |
8 | 10.39 | 6.89 | 0.30 | 0.45 | 0.70 |
9 | 6.93 | 6.89 | 0.30 | 0.45 | 1.10 |
10 | 35.28 | 4.05 | 0.40 | 0.58 | 0.10 |
11 | 9.18 | 4.05 | 0.40 | 0.58 | 0.40 |
12 | 35.28 | 6.12 | 0.40 | 0.58 | 0.10 |
13 | 9.18 | 6.12 | 0.40 | 0.58 | 0.70 |
14 | 14.03 | 3.78 | 0.40 | 0.39 | 0.30 |
15 | 3.81 | 3.78 | 0.40 | 0.39 | 0.80 |
16 | 14.03 | 5.51 | 0.40 | 0.39 | 0.40 |
17 | 3.81 | 5.51 | 0.40 | 0.39 | 1.30 |
18 | 14.03 | 6.51 | 0.40 | 0.39 | 0.40 |
19 | 3.81 | 6.51 | 0.40 | 0.39 | 1.80 |
20 | 1.81 | 1.78 | 0.20 | 0.45 | 1.00 |
21 | 8.10 | 7.00 | 0.50 | 0.56 | 0.80 |
22 | 11.00 | 7.40 | 0.60 | 0.41 | 1.30 |
23 | 7.00 | 8.80 | 0.60 | 0.64 | 2.30 |
24 | 11.00 | 7.30 | 0.70 | 0.45 | 2.10 |
25 | 7.10 | 9.30 | 1.00 | 0.95 | 1.30 |
26 | 8.80 | 6.90 | 0.10 | 0.59 | 0.10 |
27 | 7.80 | 7.60 | 0.60 | 0.41 | 1.10 |
28 | 8.80 | 6.70 | 0.70 | 0.86 | 2.10 |
29 | 7.30 | 7.20 | 0.30 | 0.36 | 1.20 |
30 | 7.80 | 6.90 | 0.70 | 0.45 | 1.90 |
31 | 10.80 | 5.00 | 0.50 | 0.41 | 0.60 |
32 | 8.00 | 7.20 | 0.4 | 0.40 | 1.20 |
33 | 12.20 | 6.60 | 0.20 | 0.40 | 0.20 |
34 | 11.40 | 6.70 | 0.30 | 0.41 | 0.50 |
35 | 6.70 | 7.30 | 0.20 | 0.59 | 1.10 |
36 | 12.00 | 6.20 | 0.20 | 0.60 | 0.40 |
37 | 9.90 | 9.10 | 0.4 | 0.88 | 1.40 |
38 | 14.10 | 5.40 | 0.40 | 0.37 | 0.20 |
39 | 9.20 | 6.00 | 0.60 | 0.45 | 0.50 |
40 | 12.20 | 6.60 | 0 | 0.43 | 0.30 |
41 | 11.20 | 5.50 | 0 | 0.59 | 0.40 |
42 | 11.10 | 5.20 | 0.50 | 0.52 | 0.40 |
43 | 6.00 | 5.50 | 0.75 | 1.05 | 3.30 |
44 | 11.10 | 6.20 | 0 | 0.40 | 0.40 |
45 | 11.60 | 6.50 | 0.50 | 0.50 | 0.60 |
46 | 6.30 | 8.00 | 1.00 | 0.41 | 4.40 |
47 | 9.80 | 7.00 | 1.20 | 0.28 | 4.00 |
48 | 12.00 | 6.30 | 0.40 | 0.32 | 0.70 |
49 | 13.50 | 6.90 | 0.40 | 0.54 | 0.60 |
50 | 9.80 | 7.50 | 0.50 | 0.32 | 0.80 |
51 | 11.00 | 6.00 | 0.40 | 0.67 | 0.40 |
52 | 10.10 | 8.10 | 0.90 | 0.51 | 1.10 |
53 | 9.50 | 6.20 | 0.80 | 0.47 | 0.70 |
54 | 10.30 | 6.30 | 0.70 | 0.47 | 0.60 |
55 | 8.20 | 6.00 | 0.90 | 0.29 | 1.10 |
56 | 7.70 | 5.60 | 0.90 | 0.47 | 1.50 |
57 | 8.20 | 5.70 | 0.90 | 0.36 | 2.40 |
58 | 9.10 | 5.70 | 0.30 | 0.31 | 0.80 |
59 | 10.40 | 6.90 | 0.60 | 0.57 | 0.80 |
60 | 10.60 | 5.70 | 0.70 | 0.33 | 0.40 |
61 | 4.50 | 7.20 | 1.00 | 0.30 | 1.90 |
62 | 7.90 | 7.20 | 0 | 0.30 | 0.90 |
63 | 3.80 | 7.00 | 0.50 | 0.25 | 1.90 |
64 | 5.40 | 6.10 | 0.90 | 0.25 | 1.20 |
65 | 5.60 | 5.70 | 0 | 0.45 | 0.40 |
66 | 12.00 | 5.70 | 0 | 0.45 | 0.30 |
67 | 1.70 | 7.20 | 0 | 0.60 | 2.80 |
68 | 7.20 | 7.20 | 0 | 0.60 | 0.20 |
69 | 1.90 | 8.80 | 0 | 0.40 | 4.30 |
70 | 72.00 | 8.80 | 0 | 0.40 | 0.20 |
71 | 1.90 | 7.60 | 0 | 0.55 | 5.20 |
72 | 72.00 | 7.60 | 0 | 0.55 | 0.10 |
73 | 34.00 | 10.20 | 0 | 0.40 | 0 |
74 | 18.20 | 4.50 | 0 | 0.39 | 0.20 |
75 | 21.60 | 4.50 | 0 | 0.39 | 0.10 |
76 | 21.60 | 7.30 | 0.60 | 0.31 | 0.30 |
77 | 21.60 | 7.30 | 0.60 | 0.31 | 0.30 |
78 | 21.60 | 6.70 | 1.10 | 0.32 | 0.50 |
79 | 21.60 | 6.40 | 0.90 | 0.32 | 0.40 |
80 | 1.20 | 4.40 | 0 | 0.70 | 2.90 |
81 | 22.50 | 15.00 | 0.25 | 0.65 | 1.90 |
82 | 36.00 | 15.00 | 0.25 | 0.65 | 1.00 |
83 | 22.50 | 20.00 | 0.25 | 0.65 | 4.10 |
84 | 36.00 | 20.00 | 0.25 | 0.65 | 1.70 |
85 | 34.00 | 5.80 | 0.60 | 0.90 | 0.10 |
86 | 2.40 | 5.80 | 0.30 | 0.90 | 2.00 |
87 | 12.00 | 2.50 | 0.40 | 0.50 | 0.10 |
88 | 15.00 | 2.50 | 0.40 | 0.50 | 0.30 |
89 | 23.00 | 5.40 | 0.50 | 1.20 | 0.20 |
90 | 2.40 | 5.40 | 0.10 | 1.20 | 1.80 |
91 | 22.00 | 4.10 | 0.10 | 1.10 | 0.20 |
92 | 23.00 | 4.10 | 0.10 | 1.10 | 0.10 |
93 | 29.00 | 4.00 | 0.50 | 0.58 | 0.10 |
94 | 36.00 | 4.00 | 0.95 | 0.58 | 0.10 |
95 | 32.00 | 4.00 | 0.30 | 0.90 | 0.10 |
96 | 2.40 | 4.00 | 0.15 | 0.90 | 1.10 |
97 | 22.00 | 4.20 | 0.10 | 1.20 | 0.10 |
98 | 23.00 | 4.20 | 0.10 | 1.20 | 0 |
99 | 32.00 | 5.10 | 0.30 | 0.63 | 0.30 |
100 | 23.00 | 5.10 | 0.40 | 0.63 | 0.20 |
101 | 14.50 | 5.40 | 0.50 | 1.00 | 0.40 |
102 | 2.40 | 5.40 | 0.15 | 1.00 | 1.80 |
103 | 35.00 | 5.60 | 0 | 1.14 | 0.10 |
104 | 23.00 | 5.60 | 0 | 1.14 | 0.30 |
105 | 26.00 | 6.40 | 0.80 | 0.65 | 0.20 |
106 | 34.00 | 6.40 | 0.50 | 0.65 | 0.10 |
107 | 28.00 | 4.90 | 1.00 | 0.47 | 0.40 |
108 | 17.00 | 4.90 | 0.45 | 0.47 | 0.40 |
109 | 22.40 | 6.90 | 0.40 | 0.84 | 0.20 |
110 | 23.00 | 6.90 | 0.30 | 0.84 | 0.20 |
111 | 10.50 | 5.60 | 0.30 | 1.19 | 0.40 |
112 | 23.00 | 5.60 | 0 | 1.19 | 0.20 |
113 | 2.00 | 5.20 | 0.50 | 0.64 | 1.80 |
114 | 12.00 | 5.20 | 0.50 | 0.64 | 0.50 |
115 | 31.00 | 7.10 | 0.15 | 0.84 | 0.20 |
116 | 36.00 | 7.10 | 0.15 | 0.84 | 0.10 |
117 | 33.00 | 5.50 | 0.15 | 1.05 | 0.10 |
118 | 7.10 | 8.10 | 0 | 0.35 | 1.60 |
119 | 60.00 | 7.90 | 0.50 | 0.45 | 0.20 |
120 | 7.20 | 7.30 | 0 | 1.22 | 1.20 |
Appendix B
Sample Number | Measured Value (m) | Predicted Value (m) | Relative Error (%) | Sample Number | Measured Value (m) | Predicted Value (m) | Relative Error (%) |
---|---|---|---|---|---|---|---|
Ⅰ-1 | |||||||
1 | 0.40 | 0.4016 | 0.4 | 13 | 1.90 | 1.8510 | 2.6 |
2 | 0.10 | 0.1096 | 9.6 | 14 | 0.80 | 0.8726 | 9.1 |
3 | 0.20 | 0.2179 | 8.9 | 15 | 0.20 | 0.1932 | 3.4 |
4 | 0.70 | 0.7025 | 0.4 | 16 | 0.50 | 0.5363 | 7.3 |
5 | 0.70 | 0.7625 | 8.9 | 17 | 4.30 | 4.6840 | 8.9 |
6 | 0.30 | 0.3256 | 8.5 | 18 | 3.30 | 3.5360 | 7.2 |
7 | 0.10 | 0.0984 | 1.6 | 19 | 0.10 | 0.0896 | 10.4 |
8 | 0.40 | 0.4363 | 9.1 | 20 | 2.00 | 2.1350 | 6.8 |
9 | 0.30 | 0.3260 | 8.7 | 21 | 0.40 | 0.4254 | 6.4 |
10 | 0.50 | 0.5104 | 2.1 | 22 | 0.80 | 0.7242 | 9.5 |
11 | 0.60 | 0.5619 | 6.4 | 23 | 0.90 | 0.9262 | 2.9 |
12 | 0.90 | 0.8672 | 3.6 | 24 | 1.10 | 1.1210 | 1.9 |
Ⅰ-2 | |||||||
1 | 2.70 | 2.8167 | 4.3 | 13 | 1.80 | 1.7164 | 4.6 |
2 | 0.00 | 0.0125 | - | 14 | 1.80 | 1.8591 | 3.3 |
3 | 1.10 | 1.1294 | 2.7 | 15 | 0.40 | 0.3916 | 2.1 |
4 | 0.10 | 0.1165 | 16.5 | 16 | 0.10 | 0.0898 | 10.2 |
5 | 0.20 | 0.2088 | 4.4 | 17 | 0.20 | 0.2211 | 10.6 |
6 | 0.40 | 0.4376 | 9.4 | 18 | 0.20 | 0.2017 | 0.8 |
7 | 0.70 | 0.6153 | 12.1 | 19 | 1.70 | 1.5946 | 6.2 |
8 | 1.00 | 1.0768 | 7.7 | 20 | 1.10 | 1.0579 | 3.8 |
9 | 1.30 | 1.3013 | 0.1 | 21 | 1.20 | 1.1350 | 5.4 |
10 | 0.20 | 0.1936 | 3.2 | 22 | 0.20 | 0.1960 | 2.0 |
11 | 0.20 | 0.1867 | 6.7 | 23 | 0.10 | 0.0863 | 13.7 |
12 | 0.20 | 0.1962 | 1.9 | 24 | 1.80 | 2.0341 | 13.0 |
Ⅰ-3 | |||||||
1 | 0.40 | 0.4312 | 7.8 | 13 | 0.20 | 0.1843 | 7.9 |
2 | 0.10 | 0.1163 | 16.3 | 14 | 1.90 | 2.1185 | 11.5 |
3 | 0.10 | 0.0897 | 10.3 | 15 | 2.40 | 2.5134 | 4.7 |
4 | 0.40 | 0.3848 | 3.8 | 16 | 4.10 | 4.2107 | 2.7 |
5 | 0.40 | 0.4132 | 3.3 | 17 | 0.60 | 0.5861 | 2.3 |
6 | 0.40 | 0.4076 | 1.9 | 18 | 0.40 | 0.4166 | 4.2 |
7 | 0.30 | 0.3189 | 6.3 | 19 | 2.30 | 2.5427 | 10.6 |
8 | 1.60 | 1.6931 | 5.8 | 20 | 0.30 | 0.3166 | 5.5 |
9 | 0.40 | 0.3977 | 0.6 | 21 | 0.20 | 0.1843 | 7.9 |
10 | 1.20 | 1.2694 | 5.8 | 22 | 0.00 | 0.0000 | - |
11 | 0.30 | 0.2849 | 5.0 | 23 | 1.20 | 1.2309 | 2.6 |
12 | 1.90 | 2.1067 | 10.9 | 24 | 0.10 | 0.1129 | 12.9 |
Ⅰ-4 | |||||||
1 | 1.30 | 1.3351 | 2.7 | 13 | 1.40 | 1.3527 | 3.4 |
2 | 1.20 | 1.1964 | 0.3 | 14 | 2.80 | 3.1640 | 13.0 |
3 | 2.90 | 3.1360 | 8.1 | 15 | 5.20 | 4.9937 | 4.0 |
4 | 2.10 | 2.2034 | 4.9 | 16 | 1.80 | 1.8324 | 1.8 |
5 | 1.10 | 1.0875 | 1.1 | 17 | 1.10 | 1.2165 | 10.6 |
6 | 1.50 | 1.6137 | 7.6 | 18 | 0.10 | 0.1183 | 18.3 |
7 | 0.60 | 0.5873 | 2.1 | 19 | 1.30 | 1.3065 | 0.5 |
8 | 4.00 | 3.8992 | 2.5 | 20 | 0.40 | 0.4324 | 8.1 |
9 | 0.80 | 0.8443 | 5.5 | 21 | 0.80 | 0.8735 | 9.2 |
10 | 0.40 | 0.4385 | 9.6 | 22 | 1.90 | 2.0415 | 7.4 |
11 | 0.40 | 0.3768 | 5.8 | 23 | 1.10 | 1.1216 | 2.0 |
12 | 0.10 | 0.0879 | 12.1 | 24 | 0.60 | 0.6370 | 6.2 |
Ⅰ-5 | |||||||
1 | 0.30 | 0.2843 | 5.2 | 13 | 0.50 | 0.4735 | 5.3 |
2 | 1.90 | 1.8463 | 2.8 | 14 | 0.60 | 0.5783 | 3.6 |
3 | 0.20 | 0.2174 | 8.7 | 15 | 0.10 | 0.1008 | 0.8 |
4 | 0.30 | 0.3149 | 5.0 | 16 | 0.20 | 0.2101 | 5.1 |
5 | 0.10 | 0.0889 | 11.1 | 17 | 0.80 | 0.8345 | 4.3 |
6 | 0.40 | 0.3974 | 0.7 | 18 | 2.10 | 2.0762 | 1.1 |
7 | 0.20 | 0.1865 | 6.8 | 19 | 0.10 | 0.1015 | 1.5 |
8 | 0.30 | 0.3348 | 11.6 | 20 | 0.10 | 0.0991 | 0.9 |
9 | 0.10 | 0.1176 | 17.6 | 21 | 1.20 | 1.2016 | 0.1 |
10 | 1.10 | 1.2840 | 16.7 | 22 | 0.50 | 0.4870 | 2.6 |
11 | 4.40 | 4.0957 | 6.9 | 23 | 1.00 | 1.1047 | 10.5 |
12 | 0.70 | 0.6782 | 3.1 | 24 | 0.10 | 0.0985 | 1.5 |
Ⅱ-1 | |||||||
1 | 1.90 | 1.8967 | 0.2 | 13 | 0.20 | 0.1980 | 1.0 |
2 | 0.40 | 0.3955 | 1.1 | 14 | 1.90 | 2.0766 | 9.3 |
3 | 0.10 | 0.1103 | 10.3 | 15 | 0.40 | 0.3754 | 6.2 |
4 | 0.40 | 0.4124 | 3.1 | 16 | 0.10 | 0.0955 | 4.5 |
5 | 0.20 | 0.2067 | 3.3 | 17 | 0.10 | 0.0956 | 4.4 |
6 | 2.40 | 2.4348 | 1.5 | 18 | 0.80 | 0.7872 | 1.6 |
7 | 1.10 | 1.0846 | 1.4 | 19 | 0.70 | 0.7216 | 3.1 |
8 | 4.30 | 4.2841 | 0.4 | 20 | 0.40 | 0.3862 | 3.5 |
9 | 0.70 | 0.8346 | 19.2 | 21 | 0.10 | 0.1106 | 10.6 |
10 | 0.10 | 0.0968 | 3.2 | 22 | 0.70 | 0.7416 | 5.9 |
11 | 1.20 | 1.2167 | 1.4 | 23 | 1.20 | 1.4345 | 19.5 |
12 | 0.20 | 0.2164 | 8.2 | 24 | 1.10 | 1.2000 | 9.1 |
Ⅱ-2 | |||||||
1 | 1.30 | 1.3355 | 2.7 | 13 | 0.10 | 0.1056 | 5.6 |
2 | 1.80 | 1.7645 | 2.0 | 14 | 1.30 | 1.3110 | 0.8 |
3 | 0.20 | 0.2046 | 2.3 | 15 | 0.20 | 0.2249 | 12.5 |
4 | 1.10 | 1.1312 | 2.8 | 16 | 1.10 | 1.1041 | 0.4 |
5 | 0.40 | 0.3986 | 0.4 | 17 | 0.80 | 0.7835 | 2.1 |
6 | 1.70 | 1.6843 | 0.9 | 18 | 0.40 | 0.4338 | 8.5 |
7 | 1.10 | 1.0764 | 2.1 | 19 | 0.30 | 0.3154 | 5.1 |
8 | 0.30 | 0.2845 | 5.2 | 20 | 0.40 | 0.4314 | 7.9 |
9 | 0.40 | 0.4061 | 1.5 | 21 | 0.20 | 0.2135 | 6.7 |
10 | 0.50 | 0.5137 | 2.7 | 22 | 0.80 | 0.8376 | 4.7 |
11 | 0.00 | 0.0800 | - | 23 | 0.20 | 0.2357 | 17.9 |
12 | 0.20 | 0.2164 | 8.2 | 24 | 2.00 | 2.3014 | 15.1 |
Ⅱ-3 | |||||||
1 | 1.00 | 1.1435 | 14.4 | 13 | 0.10 | 0.0947 | 5.3 |
2 | 0.60 | 0.5913 | 1.4 | 14 | 1.30 | 1.4157 | 8.9 |
3 | 1.90 | 2.1438 | 12.8 | 15 | 2.30 | 2.4180 | 5.1 |
4 | 2.70 | 2.8375 | 5.1 | 16 | 5.20 | 5.5438 | 6.6 |
5 | 0.50 | 0.4971 | 0.6 | 17 | 2.80 | 2.7641 | 1.3 |
6 | 1.10 | 1.0090 | 8.3 | 18 | 3.30 | 3.3264 | 0.8 |
7 | 0.60 | 0.5763 | 3.9 | 19 | 0.30 | 0.3275 | 9.2 |
8 | 0.60 | 0.5816 | 3.1 | 20 | 0.20 | 0.1800 | 10.0 |
9 | 1.20 | 1.3244 | 10.4 | 21 | 4.40 | 4.1826 | 4.9 |
10 | 0.00 | 0.0676 | - | 22 | 0.30 | 0.3156 | 5.2 |
11 | 0.20 | 0.2276 | 13.8 | 23 | 4.00 | 4.3468 | 8.7 |
12 | 4.10 | 3.5762 | 12.8 | 24 | 0.40 | 0.4380 | 9.5 |
Ⅱ-4 | |||||||
1 | 1.50 | 1.4863 | 0.9 | 13 | 2.10 | 2.1642 | 3.1 |
2 | 0.20 | 0.1963 | 1.9 | 14 | 0.20 | 0.2039 | 1.9 |
3 | 0.40 | 0.4338 | 8.5 | 15 | 1.90 | 1.8630 | 1.9 |
4 | 1.10 | 1.1008 | 0.1 | 16 | 1.80 | 1.8345 | 1.9 |
5 | 0.10 | 0.0950 | 5.0 | 17 | 0.90 | 0.8935 | 0.7 |
6 | 0.40 | 0.3746 | 6.4 | 18 | 0.10 | 0.1107 | 10.7 |
7 | 0.80 | 0.7641 | 4.5 | 19 | 0.20 | 0.2143 | 7.1 |
8 | 1.80 | 1.7634 | 2.0 | 20 | 1.20 | 1.2400 | 3.3 |
9 | 0.50 | 0.5166 | 3.3 | 21 | 2.10 | 2.0613 | 1.8 |
10 | 0.40 | 0.4176 | 4.4 | 22 | 0.10 | 0.1031 | 3.1 |
11 | 0.60 | 0.5834 | 2.8 | 23 | 2.90 | 2.6137 | 9.9 |
12 | 0.70 | 0.6945 | 0.8 | 24 | 0.30 | 0.2860 | 4.7 |
Ⅱ-5 | |||||||
1 | 0.50 | 0.4791 | 4.2 | 13 | 0.10 | 0.1196 | 19.6 |
2 | 0.10 | 0.1037 | 3.7 | 14 | 0.10 | 0.0964 | 3.6 |
3 | 0.10 | 0.0963 | 3.7 | 15 | 0.30 | 0.3167 | 5.6 |
4 | 0.20 | 0.2048 | 2.4 | 16 | 0.80 | 0.7315 | 8.6 |
5 | 1.80 | 1.9115 | 6.2 | 17 | 0.10 | 0.0846 | 15.4 |
6 | 0.40 | 0.4310 | 7.7 | 18 | 0.90 | 0.9153 | 1.7 |
7 | 0.40 | 0.4135 | 3.4 | 19 | 1.60 | 1.7346 | 8.4 |
8 | 0.10 | 0.1164 | 16.4 | 20 | 0.30 | 0.2872 | 4.3 |
9 | 1.00 | 1.1866 | 18.7 | 21 | 1.20 | 1.1631 | 3.1 |
10 | 0.60 | 0.6423 | 7.1 | 22 | 0.40 | 0.4232 | 5.8 |
11 | 1.90 | 2.0409 | 7.4 | 23 | 1.40 | 1.3451 | 3.9 |
12 | 0.10 | 0.0900 | 10.0 | 24 | 0.30 | 0.2900 | 3.3 |
Ⅲ-1 | |||||||
1 | 0.10 | 0.1119 | 11.9 | 13 | 1.80 | 1.8635 | 3.5 |
2 | 4.40 | 4.5341 | 3.0 | 14 | 0.10 | 0.1086 | 8.6 |
3 | 0.10 | 0.1035 | 3.5 | 15 | 1.30 | 1.3107 | 0.8 |
4 | 0.30 | 0.3321 | 10.7 | 16 | 0.80 | 0.8647 | 8.1 |
5 | 5.20 | 4.9314 | 5.2 | 17 | 0.80 | 0.7961 | 0.5 |
6 | 0.20 | 0.1937 | 3.2 | 18 | 1.20 | 1.2418 | 3.5 |
7 | 1.10 | 1.2107 | 10.1 | 19 | 2.00 | 1.8937 | 5.3 |
8 | 1.80 | 2.0310 | 12.8 | 20 | 0.10 | 0.0864 | 13.6 |
9 | 0.40 | 0.4213 | 5.3 | 21 | 1.20 | 1.3000 | 8.3 |
10 | 0.40 | 0.3938 | 1.6 | 22 | 0.60 | 0.6374 | 6.2 |
11 | 0.40 | 0.3896 | 2.6 | 23 | 0.10 | 0.1132 | 13.2 |
12 | 0.10 | 0.1129 | 12.9 | 24 | 0.30 | 0.3571 | 19.0 |
Ⅲ-2 | |||||||
1 | 0.60 | 0.6138 | 2.3 | 13 | 0.40 | 0.4134 | 3.3 |
2 | 0.90 | 1.0336 | 14.8 | 14 | 0.20 | 0.1763 | 11.9 |
3 | 1.30 | 1.2861 | 1.1 | 15 | 0.30 | 0.3224 | 7.5 |
4 | 4.10 | 3.8630 | 5.8 | 16 | 2.40 | 2.3100 | 3.7 |
5 | 0.40 | 0.4267 | 6.7 | 17 | 0.10 | 0.0913 | 8.7 |
6 | 3.30 | 3.0492 | 7.6 | 18 | 1.30 | 1.2763 | 1.8 |
7 | 0.30 | 0.3215 | 7.2 | 19 | 0.70 | 0.6847 | 2.2 |
8 | 0.50 | 0.5553 | 11.1 | 20 | 0.20 | 0.1965 | 1.8 |
9 | 1.80 | 1.8647 | 3.6 | 21 | 0.30 | 0.2934 | 2.2 |
10 | 1.50 | 1.4682 | 2.1 | 22 | 0.90 | 0.9738 | 8.2 |
11 | 1.70 | 1.7134 | 0.8 | 23 | 0.40 | 0.4318 | 8.0 |
12 | 1.90 | 2.1040 | 10.7 | 24 | 0.30 | 0.3221 | 7.4 |
Ⅲ-3 | |||||||
1 | 0.10 | 0.1002 | 0.2 | 13 | 0.10 | 0.1132 | 13.2 |
2 | 0.40 | 0.4231 | 5.8 | 14 | 1.00 | 1.1016 | 10.2 |
3 | 2.10 | 2.1430 | 2.0 | 15 | 1.90 | 2.1034 | 10.7 |
4 | 0.10 | 0.0972 | 2.8 | 16 | 0.70 | 0.6978 | 0.3 |
5 | 1.00 | 1.0434 | 4.3 | 17 | 1.20 | 1.0967 | 8.6 |
6 | 0.10 | 0.1109 | 10.9 | 18 | 0.20 | 0.1846 | 7.7 |
7 | 0.10 | 0.0883 | 11.7 | 19 | 0.60 | 0.6324 | 5.4 |
8 | 0.80 | 0.7966 | 0.4 | 20 | 2.70 | 2.9647 | 9.8 |
9 | 0.80 | 0.7990 | 0.1 | 21 | 1.10 | 1.2155 | 10.5 |
10 | 0.40 | 0.4235 | 5.9 | 22 | 0.50 | 0.4863 | 2.7 |
11 | 1.90 | 2.0137 | 6.0 | 23 | 0.40 | 0.4129 | 3.2 |
12 | 0.20 | 0.2106 | 5.3 | 24 | 0.30 | 0.3336 | 11.2 |
Ⅲ-4 | |||||||
1 | 0.20 | 0.2130 | 6.5 | 13 | 0.10 | 0.0954 | 4.6 |
2 | 1.40 | 1.3765 | 1.7 | 14 | 0.20 | 0.1861 | 7.0 |
3 | 0.50 | 0.5111 | 2.2 | 15 | 0.40 | 0.4213 | 5.3 |
4 | 0.20 | 0.2200 | 10.0 | 16 | 0.40 | 0.4255 | 6.4 |
5 | 1.20 | 1.2135 | 1.1 | 17 | 0.20 | 0.2131 | 6.6 |
6 | 0.70 | 0.6813 | 2.7 | 18 | 0.10 | 0.0876 | 12.4 |
7 | 0.20 | 0.2164 | 8.2 | 19 | 0.20 | 0.2137 | 6.9 |
8 | 0.00 | 0.0720 | - | 20 | 0.20 | 0.2190 | 9.5 |
9 | 0.40 | 0.4422 | 10.6 | 21 | 0.00 | 0.0000 | - |
10 | 0.30 | 0.3231 | 7.7 | 22 | 4.00 | 4.2347 | 5.9 |
11 | 1.90 | 2.1348 | 12.4 | 23 | 0.80 | 0.7889 | 1.4 |
12 | 0.10 | 0.1090 | 9.0 | 24 | 1.10 | 1.2011 | 9.2 |
Ⅲ-5 | |||||||
1 | 0.20 | 0.2115 | 5.7 | 13 | 2.80 | 2.7648 | 1.3 |
2 | 1.10 | 1.1341 | 3.1 | 14 | 0.40 | 0.4344 | 8.6 |
3 | 1.60 | 1.6340 | 2.1 | 15 | 0.50 | 0.5346 | 6.9 |
4 | 2.90 | 3.1021 | 7.0 | 16 | 1.10 | 1.2123 | 10.2 |
5 | 1.80 | 1.7746 | 1.4 | 17 | 0.20 | 0.2223 | 11.2 |
6 | 1.90 | 2.0314 | 6.9 | 18 | 1.10 | 1.1576 | 5.2 |
7 | 0.60 | 0.5876 | 2.1 | 19 | 4.30 | 4.5318 | 5.4 |
8 | 0.60 | 0.6123 | 2.1 | 20 | 0.70 | 0.7264 | 3.8 |
9 | 0.10 | 0.1155 | 15.5 | 21 | 0.10 | 0.1105 | 10.5 |
10 | 1.10 | 1.1684 | 6.2 | 22 | 1.20 | 1.1800 | 1.7 |
11 | 2.30 | 2.4320 | 5.7 | 23 | 0.40 | 0.4232 | 5.8 |
12 | 0.40 | 0.4259 | 6.5 | 24 | 2.10 | 2.1770 | 3.7 |
IV-1 | |||||||
1 | 0.10 | 0.1085 | 8.5 | 13 | 0.40 | 0.4322 | 8.0 |
2 | 0.90 | 0.9326 | 3.6 | 14 | 4.00 | 3.8461 | 3.8 |
3 | 0.20 | 0.2138 | 6.9 | 15 | 0.80 | 0.7866 | 1.7 |
4 | 0.30 | 0.2763 | 7.9 | 16 | 0.10 | 0.1147 | 14.7 |
5 | 0.70 | 0.6834 | 2.4 | 17 | 1.80 | 1.8329 | 1.8 |
6 | 0.20 | 0.1866 | 6.7 | 18 | 0.40 | 0.3820 | 4.5 |
7 | 0.40 | 0.4213 | 5.3 | 19 | 0.30 | 0.2911 | 3.0 |
8 | 1.90 | 2.0076 | 5.7 | 20 | 3.30 | 3.4122 | 3.4 |
9 | 1.20 | 1.2103 | 0.9 | 21 | 0.20 | 0.1763 | 11.9 |
10 | 1.10 | 1.1137 | 1.2 | 22 | 1.10 | 1.1740 | 6.7 |
11 | 2.10 | 2.0360 | 3.0 | 23 | 0.10 | 0.1096 | 9.6 |
12 | 0.10 | 0.0923 | 7.7 | 24 | 0.40 | 0.3885 | 2.9 |
IV-2 | |||||||
1 | 2.00 | 2.2414 | 12.1 | 13 | 0.20 | 0.2002 | 0.1 |
2 | 1.30 | 1.3336 | 2.6 | 14 | 1.50 | 1.6643 | 11.0 |
3 | 2.90 | 2.9067 | 0.2 | 15 | 0.30 | 0.2765 | 7.8 |
4 | 0.10 | 0.1060 | 6.0 | 16 | 1.80 | 2.0314 | 12.9 |
5 | 1.30 | 1.3045 | 0.3 | 17 | 4.10 | 4.1036 | 0.1 |
6 | 0.20 | 0.2104 | 5.2 | 18 | 0.00 | 0.0000 | - |
7 | 0.30 | 0.2861 | 4.6 | 19 | 1.40 | 1.4326 | 2.3 |
8 | 0.20 | 0.2310 | 15.5 | 20 | 0.20 | 0.1913 | 4.4 |
9 | 0.60 | 0.6210 | 3.5 | 21 | 0.40 | 0.4140 | 3.5 |
10 | 0.10 | 0.1098 | 9.8 | 22 | 1.30 | 1.2631 | 2.8 |
11 | 2.40 | 2.4464 | 1.9 | 23 | 0.10 | 0.0861 | 13.9 |
12 | 0.60 | 0.5811 | 3.2 | 24 | 0.20 | 0.2029 | 1.4 |
IV-3 | |||||||
1 | 1.20 | 1.2037 | 0.3 | 13 | 0.10 | 0.1101 | 10.1 |
2 | 0.70 | 0.7260 | 3.7 | 14 | 0.10 | 0.0887 | 11.3 |
3 | 0.40 | 0.3926 | 1.9 | 15 | 1.10 | 1.1754 | 6.9 |
4 | 0.40 | 0.3865 | 3.4 | 16 | 0.40 | 0.4313 | 7.8 |
5 | 0.80 | 0.7769 | 2.9 | 17 | 0.50 | 0.5833 | 16.7 |
6 | 1.00 | 1.0830 | 8.3 | 18 | 0.70 | 0.6810 | 2.7 |
7 | 0.60 | 0.5790 | 3.5 | 19 | 1.90 | 1.7975 | 5.4 |
8 | 0.10 | 0.0869 | 13.1 | 20 | 1.10 | 1.0132 | 7.9 |
9 | 0.40 | 0.4221 | 5.5 | 21 | 2.30 | 2.3220 | 1.0 |
10 | 0.30 | 0.3504 | 16.8 | 22 | 0.40 | 0.4357 | 8.9 |
11 | 0.20 | 0.1864 | 6.8 | 23 | 0.10 | 0.0963 | 3.7 |
12 | 0.40 | 0.4317 | 7.9 | 24 | 2.70 | 2.6872 | 0.5 |
IV-4 | |||||||
1 | 0.60 | 0.5961 | 0.7 | 13 | 0.40 | 0.4235 | 5.9 |
2 | 0.30 | 0.3127 | 4.2 | 14 | 1.20 | 1.1843 | 1.3 |
3 | 0.90 | 1.0237 | 13.7 | 15 | 1.20 | 1.0978 | 8.5 |
4 | 0.40 | 0.4325 | 8.1 | 16 | 1.70 | 1.8647 | 9.7 |
5 | 0.20 | 0.1863 | 6.9 | 17 | 0.20 | 0.2351 | 17.6 |
6 | 0.40 | 0.3764 | 5.9 | 18 | 0.40 | 0.4685 | 17.1 |
7 | 0.10 | 0.1077 | 7.7 | 19 | 0.20 | 0.2206 | 10.3 |
8 | 0.10 | 0.0861 | 13.9 | 20 | 0.70 | 0.8109 | 15.8 |
9 | 1.80 | 1.8803 | 4.5 | 21 | 0.20 | 0.1909 | 4.6 |
10 | 5.20 | 4.8975 | 5.8 | 22 | 1.60 | 1.5507 | 3.1 |
11 | 1.20 | 1.2101 | 0.8 | 23 | 0.50 | 0.5070 | 1.4 |
12 | 0.10 | 0.0980 | 2.0 | 24 | 0.50 | 0.4868 | 2.6 |
IV-5 | |||||||
1 | 1.90 | 2.1133 | 11.2 | 13 | 0.10 | 0.1133 | 13.3 |
2 | 4.30 | 4.4106 | 2.6 | 14 | 0.20 | 0.1941 | 3.0 |
3 | 2.10 | 2.1055 | 0.3 | 15 | 2.80 | 3.0476 | 8.8 |
4 | 0.00 | 0.0000 | - | 16 | 1.10 | 1.2044 | 9.5 |
5 | 1.90 | 1.7927 | 5.6 | 17 | 1.10 | 1.1665 | 6.0 |
6 | 0.30 | 0.3104 | 3.5 | 18 | 1.90 | 2.0431 | 7.5 |
7 | 0.80 | 0.7885 | 1.4 | 19 | 0.10 | 0.0971 | 2.9 |
8 | 1.10 | 1.1130 | 1.2 | 20 | 1.80 | 1.7990 | 0.1 |
9 | 0.60 | 0.5841 | 2.7 | 21 | 4.40 | 4.1731 | 5.2 |
10 | 0.80 | 0.7695 | 3.8 | 22 | 0.80 | 0.9136 | 14.2 |
11 | 0.50 | 0.4862 | 2.8 | 23 | 0.10 | 0.1073 | 7.3 |
12 | 0.30 | 0.3164 | 5.5 | 24 | 1.00 | 1.0719 | 7.2 |
V-1 | |||||||
1 | 0.30 | 0.3174 | 5.8 | 13 | 1.90 | 2.0348 | 7.1 |
2 | 0.20 | 0.1867 | 6.7 | 14 | 0.20 | 0.2160 | 8.0 |
3 | 0.60 | 0.6673 | 11.2 | 15 | 0.60 | 0.6231 | 3.9 |
4 | 0.40 | 0.4176 | 4.4 | 16 | 1.80 | 1.9677 | 9.3 |
5 | 1.80 | 1.9135 | 6.3 | 17 | 0.20 | 0.1995 | 0.3 |
6 | 0.40 | 0.3652 | 8.7 | 18 | 1.30 | 1.3549 | 4.2 |
7 | 0.10 | 0.0837 | 16.3 | 19 | 0.40 | 0.3956 | 1.1 |
8 | 1.10 | 1.1966 | 8.8 | 20 | 0.60 | 0.6394 | 6.6 |
9 | 0.20 | 0.2135 | 6.7 | 21 | 0.30 | 0.3166 | 5.5 |
10 | 0.80 | 0.7869 | 1.6 | 22 | 0.20 | 0.2237 | 11.9 |
11 | 0.40 | 0.4345 | 8.6 | 23 | 0.40 | 0.4130 | 3.2 |
12 | 0.40 | 0.3799 | 5.0 | 24 | 0.80 | 0.7668 | 4.2 |
V-2 | |||||||
1 | 0.10 | 0.0868 | 13.2 | 13 | 0.10 | 0.1012 | 1.2 |
2 | 1.90 | 2.0754 | 9.2 | 14 | 0.30 | 0.2741 | 8.6 |
3 | 0.00 | 0.0036 | - | 15 | 0.90 | 0.8635 | 4.1 |
4 | 0.20 | 0.2129 | 6.5 | 16 | 0.20 | 0.1869 | 6.6 |
5 | 0.60 | 0.5655 | 5.8 | 17 | 1.20 | 1.3230 | 10.3 |
6 | 0.20 | 0.2311 | 15.6 | 18 | 1.40 | 1.4686 | 4.9 |
7 | 0.60 | 0.5880 | 2.0 | 19 | 0.20 | 0.2148 | 7.4 |
8 | 1.10 | 1.0864 | 1.2 | 20 | 1.00 | 1.0465 | 4.7 |
9 | 0.30 | 0.3358 | 11.9 | 21 | 4.00 | 4.3920 | 9.8 |
10 | 0.10 | 0.1056 | 5.6 | 22 | 1.60 | 1.6343 | 2.1 |
11 | 0.50 | 0.4686 | 6.3 | 23 | 0.40 | 0.3864 | 3.4 |
12 | 4.30 | 4.9357 | 14.8 | 24 | 2.10 | 2.0861 | 0.7 |
V-3 | |||||||
1 | 0.00 | 0.0000 | - | 13 | 0.40 | 0.4317 | 7.9 |
2 | 0.10 | 0.0969 | 3.1 | 14 | 1.30 | 1.2765 | 1.8 |
3 | 0.20 | 0.1864 | 6.8 | 15 | 1.20 | 1.2210 | 1.8 |
4 | 2.40 | 2.3556 | 1.9 | 16 | 0.10 | 0.1125 | 12.5 |
5 | 0.70 | 0.7436 | 6.2 | 17 | 5.20 | 4.9361 | 5.1 |
6 | 0.10 | 0.0941 | 5.9 | 18 | 1.70 | 1.7654 | 3.8 |
7 | 0.40 | 0.4430 | 10.8 | 19 | 0.40 | 0.3575 | 10.6 |
8 | 0.10 | 0.0865 | 13.5 | 20 | 0.70 | 0.6690 | 4.4 |
9 | 0.10 | 0.1106 | 10.6 | 21 | 0.20 | 0.2147 | 7.4 |
10 | 0.80 | 0.7842 | 2.0 | 22 | 1.80 | 1.9345 | 7.5 |
11 | 0.10 | 0.1045 | 4.5 | 23 | 0.20 | 0.2144 | 7.2 |
12 | 0.10 | 0.0879 | 12.1 | 24 | 4.10 | 3.8160 | 6.9 |
V-4 | |||||||
1 | 2.80 | 2.9726 | 6.2 | 13 | 1.10 | 1.1249 | 2.3 |
2 | 3.30 | 2.7489 | 16.7 | 14 | 1.10 | 1.1592 | 5.4 |
3 | 0.30 | 0.2537 | 15.4 | 15 | 1.10 | 1.1498 | 4.5 |
4 | 2.30 | 2.4276 | 5.5 | 16 | 0.10 | 0.0840 | 16.0 |
5 | 0.50 | 0.4861 | 2.8 | 17 | 1.10 | 1.2486 | 13.5 |
6 | 2.10 | 2.0452 | 2.6 | 18 | 2.90 | 3.0465 | 5.1 |
7 | 0.10 | 0.0984 | 1.6 | 19 | 0.70 | 0.7238 | 3.4 |
8 | 1.90 | 2.0675 | 8.8 | 20 | 0.50 | 0.4731 | 5.4 |
9 | 0.30 | 0.3529 | 17.6 | 21 | 0.10 | 0.0823 | 17.7 |
10 | 1.90 | 1.8643 | 1.9 | 22 | 0.10 | 0.1039 | 3.9 |
11 | 1.10 | 1.2342 | 12.2 | 23 | 1.20 | 1.2728 | 6.1 |
12 | 0.10 | 0.0930 | 7.0 | 24 | 0.20 | 0.1637 | 18.2 |
V-5 | |||||||
1 | 0.80 | 0.8637 | 8.0 | 13 | 0.10 | 0.0900 | 10.0 |
2 | 2.70 | 2.8150 | 4.3 | 14 | 2.00 | 2.2093 | 10.5 |
3 | 1.90 | 1.8938 | 0.3 | 15 | 0.50 | 0.5076 | 1.5 |
4 | 0.80 | 0.6812 | 14.9 | 16 | 4.40 | 4.6037 | 4.6 |
5 | 0.40 | 0.4193 | 4.8 | 17 | 1.30 | 1.2138 | 6.6 |
6 | 0.30 | 0.2941 | 2.0 | 18 | 0.30 | 0.3204 | 6.8 |
7 | 0.20 | 0.1738 | 13.1 | 19 | 1.20 | 1.1760 | 2.0 |
8 | 0.40 | 0.4229 | 5.7 | 20 | 1.80 | 1.7681 | 1.8 |
9 | 0.40 | 0.3843 | 3.9 | 21 | 1.00 | 1.0375 | 3.8 |
10 | 0.40 | 0.3715 | 7.1 | 22 | 0.40 | 0.4638 | 16.0 |
11 | 1.20 | 1.1534 | 3.9 | 23 | 1.50 | 1.6032 | 6.9 |
12 | 0.90 | 0.8633 | 4.1 | 24 | 0.70 | 0.6821 | 2.6 |
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Sample Number | Mine | Stope | Modified Stability Number | Hydraulic Radius (m) | Average Borehole Deviation (m) | Powder Factor (kg/t) | ELOS (m) |
---|---|---|---|---|---|---|---|
1 | Sandaoqiao | 26015 | 73.10 | 10.46 | 0.50 | 0.50 | 0.10 |
2 | Sandaoqiao | 35052 | 29.36 | 12.95 | 0.60 | 0.50 | 1.10 |
3 | Sanshandao | S19170 | 0.17 | 1.82 | 0.20 | 0.39 | 2.70 |
4 | Hulun Buir Shanjin | 760-7 | 11.25 | 7.38 | 0.40 | 0.58 | 1.20 |
5 | Hongling | 4102 | 35.07 | 8.46 | 0.40 | 0.58 | 0.90 |
6 | Hongling | 6113 | 9.28 | 6.00 | 0.30 | 0.50 | 0.60 |
7 | Hongling | 4100 | 18.19 | 13.68 | 0.60 | 0.50 | 1.90 |
8 | Hongtoushan | 33 | 10.39 | 6.89 | 0.30 | 0.45 | 0.70 |
9 | Hongtoushan | 30 | 6.93 | 6.89 | 0.30 | 0.45 | 1.10 |
10 | Qinglonggou | 3480-4 | 35.28 | 4.05 | 0.40 | 0.58 | 0.10 |
11 | Qinglonggou | 3480-4 | 9.18 | 4.05 | 0.40 | 0.58 | 0.40 |
12 | Qinglonggou | 3480-3 | 35.28 | 6.12 | 0.40 | 0.58 | 0.10 |
13 | Qinglonggou | 3480-3 | 9.18 | 6.12 | 0.40 | 0.58 | 0.70 |
14 | Qinglonggou | 3500-3 | 14.03 | 3.78 | 0.40 | 0.39 | 0.30 |
15 | Qinglonggou | 3500-3 | 3.81 | 3.78 | 0.40 | 0.39 | 0.80 |
16 | Qinglonggou | 3500-2 | 14.03 | 5.51 | 0.40 | 0.39 | 0.40 |
17 | Qinglonggou | 3500-2 | 3.81 | 5.51 | 0.40 | 0.39 | 1.30 |
18 | Qinglonggou | 3500-1 | 14.03 | 6.51 | 0.40 | 0.39 | 0.40 |
19 | Qinglonggou | 3500-1 | 3.81 | 6.51 | 0.40 | 0.39 | 1.80 |
20 | Xincheng | 632 | 1.81 | 1.78 | 0.20 | 0.45 | 1.00 |
n | Evaluation Index | 1st | 2nd | 3rd | 4th | 5th | Average Value |
---|---|---|---|---|---|---|---|
1 | r2 | 0.9372 | 0.9091 | 0.8730 | 0.7650 | 0.8620 | 0.8693 |
MSE | 0.0015 | 0.0025 | 0.0038 | 0.0026 | 0.0030 | 0.0027 | |
2 | r2 | 0.9307 | 0.8685 | 0.9390 | 0.9093 | 0.8407 | 0.8976 |
MSE | 0.0007 | 0.0007 | 0.0006 | 0.0003 | 0.0010 | 0.0007 | |
3 | r2 | 0.9586 | 0.9124 | 0.9562 | 0.8276 | 0.9351 | 0.9180 |
MSE | 0.0004 | 0.0002 | 0.0002 | 0.0002 | 0.0002 | 0.0003 | |
4 | r2 | 0.9633 | 0.9234 | 0.8944 | 0.8847 | 0.9784 | 0.9288 |
MSE | 0.0002 | 0.0002 | 0.0002 | 0.0002 | 0.0002 | 0.0002 | |
5 | r2 | 0.9772 | 0.9689 | 0.9117 | 0.8982 | 0.9662 | 0.9444 |
MSE | 0.0003 | 0.0002 | 0.0002 | 0.0003 | 0.0007 | 0.0003 | |
6 | r2 | 0.9874 | 0.9700 | 0.9809 | 0.9511 | 0.9909 | 0.9761 |
MSE | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.0001 | |
7 | r2 | 0.9810 | 0.8904 | 0.9737 | 0.8993 | 0.9482 | 0.9385 |
MSE | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.0001 | |
8 | r2 | 0.9500 | 0.9385 | 0.9633 | 0.9824 | 0.9658 | 0.9600 |
MSE | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.0002 | 0.0001 | |
9 | r2 | 0.9223 | 0.9390 | 0.9308 | 0.9659 | 0.9376 | 0.9391 |
MSE | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.0001 | |
10 | r2 | 0.9325 | 0.9692 | 0.9329 | 0.9171 | 0.9163 | 0.9336 |
MSE | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.0001 |
Sample Number | Measured Value (m) | Predicted Value (m) | Relative Error (%) | Sample Number | Measured Value (m) | Predicted Value (m) | Relative Error (%) |
---|---|---|---|---|---|---|---|
1 | 0.40 | 0.4016 | 0.4 | 13 | 1.90 | 1.8510 | 2.6 |
2 | 0.10 | 0.1096 | 9.6 | 14 | 0.80 | 0.8726 | 9.1 |
3 | 0.20 | 0.2179 | 8.9 | 15 | 0.20 | 0.1932 | 3.4 |
4 | 0.70 | 0.7025 | 0.4 | 16 | 0.50 | 0.5363 | 7.3 |
5 | 0.70 | 0.7625 | 8.9 | 17 | 4.30 | 4.6840 | 8.9 |
6 | 0.30 | 0.3256 | 8.5 | 18 | 3.30 | 3.5360 | 7.2 |
7 | 0.10 | 0.0984 | 1.6 | 19 | 0.10 | 0.0896 | 10.4 |
8 | 0.40 | 0.4363 | 9.1 | 20 | 2.00 | 2.1350 | 6.8 |
9 | 0.30 | 0.3260 | 8.7 | 21 | 0.40 | 0.4254 | 6.4 |
10 | 0.50 | 0.5104 | 2.1 | 22 | 0.80 | 0.7242 | 9.5 |
11 | 0.60 | 0.5619 | 6.4 | 23 | 0.90 | 0.9262 | 2.9 |
12 | 0.90 | 0.8672 | 3.6 | 24 | 1.10 | 1.1210 | 1.9 |
Modified Stability Number | Hydraulic Radius (m) | Average Borehole Deviation (m) | Powder Factor (kg/t) |
---|---|---|---|
41.06 | 13.89 | 0.60 | 0.50 |
Research Methods | ELOS (m) | Relative Error (%) |
---|---|---|
Field measured | 0.70 | 0 |
BP neural network prediction method | 0.717 | 2.4 |
Empirical graph method [7] | 0.8 | 14.3 |
Numerical simulation analysis | 0.55 | 21.4 |
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Zhao, X.; Niu, J. Method of Predicting Ore Dilution Based on a Neural Network and Its Application. Sustainability 2020, 12, 1550. https://doi.org/10.3390/su12041550
Zhao X, Niu J. Method of Predicting Ore Dilution Based on a Neural Network and Its Application. Sustainability. 2020; 12(4):1550. https://doi.org/10.3390/su12041550
Chicago/Turabian StyleZhao, Xingdong, and Jia’an Niu. 2020. "Method of Predicting Ore Dilution Based on a Neural Network and Its Application" Sustainability 12, no. 4: 1550. https://doi.org/10.3390/su12041550