基于小波支持向量机模型的矿区生态安全评价方法研究
|
谭吉玉,刘高常
|
Ecological Security Evaluation of Mining Area Based on WSVM
|
Jiyu TAN,Gaochang LIU
|
|
表2 G矿区2011~2015年生态指标样本数据
|
Table 2 Sample data of ecological indexes for a mining area from 2011 to 2015(%)
|
|
指标 | 指标值 | 目标值 | 指标性质 |
---|
2011年 | 2012年 | 2013年 | 2014年 | 2015年 |
---|
X11 | 15.32 | 14.70 | 18.62 | 20.78 | 21.66 | 23.04 | (+) | X12 | 11.12 | 7.25 | 8.75 | 16.22 | 18.03 | 25.00 | (+) | X13 | 8.06 | 6.03 | 10.58 | 23.06 | 21.30 | 18.00 | (+) | X14 | 50.00 | 42.00 | 54.00 | 65.00 | 76.00 | 90.00 | (+) | X15 | 21.50 | 23.30 | 12.50 | 12.30 | 9.70 | 5.00 | (-) | X16 | 22.40 | 25.30 | 17.90 | 17.50 | 15.70 | 15.00 | (-) | X21 | 12.90 | 13.00 | 18.00 | 18.60 | 18.80 | 15.00 | (+) | X22 | 60.80 | 60.20 | 65.70 | 68.30 | 70.60 | 90.00 | (+) | X23 | 7.00 | 12.00 | 11.00 | 8.00 | 5.00 | 2.00 | (-) | X31 | 2.00 | 1.00 | 6.00 | 6.00 | 7.00 | 10.00 | (+) | X32 | 6.00 | 4.00 | 8.00 | 11.00 | 15.00 | 27.00 | (+) | X33 | 65.00 | 67.00 | 75.00 | 77.00 | 87.00 | 90.00 | (+) | X34 | 1.50 | 0.30 | 2.00 | 2.20 | 2.20 | 3.00 | (+) | X41 | 90.00 | 85.00 | 85.00 | 85.00 | 80.00 | 80.00 | (+) | X42 | 17.00 | 17.00 | 20.00 | 20.00 | 30.00 | 50.00 | (+) | X43 | 1.20 | 0.60 | 1.20 | 1.50 | 1.80 | 2.00 | (+) | X44 | 2.00 | 4.00 | 4.00 | 4.00 | 5.00 | 5.00 | (-) | X51 | 23.50 | 26.70 | 38.50 | 44.80 | 60.40 | 65.00 | (+) | X52 | 65.00 | 50.00 | 65.00 | 75.00 | 78.00 | 80.00 | (+) | X53 | 55.00 | 48.00 | 60.00 | 72.00 | 75.00 | 70.00 | (+) |
|
|
|