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2.0000 2.0000 2.0000 2.0000 1.9995 2.0000 2.0000 草地 1.9996 1.9969 2.0000 2.0000 1.9995 2.0000 2.0000 林地 2.0000 工业区 2.0000 2.0000 2.0000 2.0000 2.0000 2.0000 2.0000 2.0000 2.0000 2.0000 2.0000 2.0000 2.0000 裸地 可分离性统计中最小值大于1.7，大部分值都达到了1.85以上，说明各个第五之间抑郁区分，训练区选择较为合理。若可分离性统计中J—M距离的值介于1.5到1.7之间，则需要重采样来重新计算其值，而如果小于1就可将两种地物合并为同一种地物，而大于1.7就具有了很好的可分性。在导出结果中，只有草原与林地的区分性最低，为1. 86，整体来说训练区选取较好。 2、特征矩阵： （1）水稻田 Basic Stats Min Max Mean Stdev Num Eigenvalue Band 1 76.00 83.00 79.78 1.58 1.00 32.28 Band 2 66.00 72.00 69.13 1.82 2.00 6.26 Band 3 59.00 72.00 66.75 3.19 3.00 2.61 Band 4 64.00 75.00 69.46 2.26 4.00 1.46 Band 5 70.00 83.00 76.88 3.10 5.00 1.11 Band 6 42.00 59.00 50.51 3.74 6.00 1.01 Covariance Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 2.50 1.47 3.43 -0.84 1.90 3.26 Band 2 1.47 3.32 4.18 0.14 3.84 4.65 Band 3 3.43 4.18 10.19 -1.58 6.97 9.85 Band 4 -0.84 0.14 -1.58 5.11 0.85 -0.89 Band 5 1.90 3.84 6.97 0.85 9.60 9.79 Band 6 3.26 4.65 9.85 -0.89 9.79 14.02 Correlation Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 1.00 0.51 0.68 -0.23 0.39 0.55 Band 2 0.51 1.00 0.72 0.04 0.68 0.68 Band 3 0.68 0.72 1.00 -0.22 0.70 0.82 Band 4 -0.23 0.04 -0.22 1.00 0.12 -0.10 Band 5 0.39 0.68 0.70 0.12 1.00 0.84 Band 6 0.55 0.68 0.82 -0.10 0.84 1.00 （2）水浇地 Basic Stats Min Max Mean Stdev Num Eigenvalue Band 1 75.00 102.00 83.74 5.08 1.00 336.12 Band 2 64.00 94.00 72.82 5.95 2.00 41.56 Band 3 53.00 102.00 70.32 10.73 3.00 9.74 Band 4 76.00 111.00 97.01 6.47 4.00 2.63 Band 5 80.00 129.00 97.52 8.29 5.00 1.57 Band 6 45.00 93.00 59.74 10.27 6.00 0.99 Covariance Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 25.84 28.73 51.83 -21.35 30.12 45.34 Band 2 28.73 35.43 62.11 -21.40 40.38 55.95 Band 3 51.83 62.11 115.23 -43.95 72.07 102.26 Band 4 -21.35 -21.40 -43.95 41.92 -11.63 -34.84 Band 5 30.12 40.38 72.07 -11.63 68.69 77.85 Band 6 45.34 55.95 102.26 -34.84 77.85 105.52 Correlation Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 1.00 0.95 0.95 -0.65 0.71 0.87 Band 2 0.95 1.00 0.97 -0.56 0.82 0.92 Band 3 0.95 0.97 1.00 -0.63 0.81 0.93 Band 4 -0.65 -0.56 -0.63 1.00 -0.22 -0.52 Band 5 0.71 0.82 0.81 -0.22 1.00 0.91 Band 6 0.87 0.92 0.93 -0.52 0.91 1.00 （3）河流 Basic Stats Min Max Mean Stdev Num Eigenvalue Band 1 90.00 106.00 100.44 3.61 1.00 148.26 Band 2 87.00 101.00 95.92 3.82 2.00 25.16 Band 3 105.00 128.00 118.68 6.31 3.00 2.76 Band 4 44.00 62.00 55.52 5.75 4.00 1.08 Band 5 27.00 53.00 37.92 6.19 5.00 0.83 Band 6 20.00 47.00 31.88 6.31 6.00 0.49 Covariance Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 13.01 12.91 20.77 18.10 16.00 16.14 Band 2 12.91 14.58 22.85 19.92 16.91 16.87 Band 3 20.77 22.85 39.81 33.34 24.06 24.42 Band 4 18.10 19.92 33.34 33.01 27.84 28.07 Band 5 16.00 16.91 24.06 27.84 38.33 38.41 Band 6 16.14 16.87 24.42 28.07 38.41 39.86 Correlation Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 1.00 0.94 0.91 0.87 0.72 0.71 Band 2 0.94 1.00 0.95 0.91 0.72 0.70 Band 3 0.91 0.95 1.00 0.92 0.62 0.61 Band 4 0.87 0.91 0.92 1.00 0.78 0.77 Band 5 0.72 0.72 0.62 0.78 1.00 0.98 Band 6 0.71 0.70 0.61 0.77 0.98 1.00 （4）居民地 Basic Stats Min Max Mean Stdev Num Eigenvalue Band 1 107.00 121.00 112.67 3.23 1.00 108.18 Band 2 94.00 112.00 102.33 3.82 2.00 11.15 Band 3 107.00 127.00 116.22 5.09 3.00 4.45 Band 4 56.00 65.00 59.97 2.43 4.00 1.61 Band 5 90.00 110.00 99.22 5.37 5.00 0.91 Band 6 82.00 104.00 91.08 6.40 6.00 0.44 Covariance Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 10.46 11.17 14.73 4.33 11.30 16.43 Band 2 11.17 14.57 17.90 6.75 15.12 19.11 Band 3 14.73 17.90 25.95 9.03 20.66 26.70 Band 4 4.33 6.75 9.03 5.91 9.21 9.40 Band 5 11.30 15.12 20.66 9.21 28.86 32.27 Band 6 16.43 19.11 26.70 9.40 32.27 40.99 Correlation Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 1.00 0.91 0.89 0.55 0.65 0.79 Band 2 0.91 1.00 0.92 0.73 0.74 0.78 Band 3 0.89 0.92 1.00 0.73 0.76 0.82 Band 4 0.55 0.73 0.73 1.00 0.70 0.60 Band 5 0.65 0.74 0.76 0.70 1.00 0.94 Band 6 0.79 0.78 0.82 0.60 0.94 1.00 （5）草地 Basic Stats Min Max Mean Stdev Num Eigenvalue Band 1 88.00 103.00 94.67 4.50 1.00 339.50 Band 2 78.00 100.00 88.42 6.36 2.00 32.04 Band 3 83.00 114.00 99.17 8.79 3.00 10.32 Band 4 76.00 100.00 85.75 7.90 4.00 2.95 Band 5 111.00 140.00 125.00 9.14 5.00 0.94 Band 6 81.00 113.00 97.67 10.13 6.00 0.63 Covariance Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 20.24 25.24 35.61 22.55 35.00 37.79 Band 2 25.24 40.45 54.29 44.39 53.73 54.15 Band 3 35.61 54.29 77.24 56.14 72.82 76.79 Band 4 22.55 44.39 56.14 62.39 56.91 48.82 Band 5 35.00 53.73 72.82 56.91 83.45 87.91 Band 6 37.79 54.15 76.79 48.82 87.91 102.61 Correlation Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 1.00 0.88 0.90 0.63 0.85 0.83 Band 2 0.88 1.00 0.97 0.88 0.92 0.84 Band 3 0.90 0.97 1.00 0.81 0.91 0.86 Band 4 0.63 0.88 0.81 1.00 0.79 0.61 Band 5 0.85 0.92 0.91 0.79 1.00 0.95 Band 6 0.83 0.84 0.86 0.61 0.95 1.00 （6）林地 Basic Stats Min Max Mean Stdev Num Eigenvalue Band 1 63.00 99.00 75.40 10.34 1.00 1240.89 Band 2 51.00 95.00 63.23 11.81 2.00 55.42 Band 3 42.00 108.00 59.85 18.91 3.00 7.41 Band 4 59.00 85.00 71.75 7.41 4.00 2.11 Band 5 62.00 132.00 83.32 16.17 5.00 1.28 Band 6 34.00 111.00 53.28 19.70 6.00 1.23 Covariance Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 106.87 120.74 193.92 -41.54 156.61 198.47 Band 2 120.74 139.58 222.00 -44.75 181.34 228.41 Band 3 193.92 222.00 357.67 -72.79 290.86 366.34 Band 4 -41.54 -44.75 -72.79 54.90 -36.05 -65.98 Band 5 156.61 181.34 290.86 -36.05 261.35 311.78 Band 6 198.47 228.41 366.34 -65.98 311.78 387.96 Correlation Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 1.00 0.99 0.99 -0.54 0.94 0.97 Band 2 0.99 1.00 0.99 -0.51 0.95 0.98 Band 3 0.99 0.99 1.00 -0.52 0.95 0.98 Band 4 -0.54 -0.51 -0.52 1.00 -0.30 -0.45 Band 5 0.94 0.95 0.95 -0.30 1.00 0.98 Band 6 0.97 0.98 0.98 -0.45 0.98 1.00 （7）工业区 Basic Stats Min Max Mean Stdev Num Eigenvalue Band 1 84.00 103.00 93.43 5.15 1.00 166.37 Band 2 62.00 86.00 74.67 5.91 2.00 10.89 Band 3 60.00 93.00 76.43 7.97 3.00 3.73 Band 4 31.00 47.00 38.93 4.34 4.00 1.24 Band 5 46.00 68.00 56.50 5.30 5.00 0.71 Band 6 44.00 61.00 52.13 3.39 6.00 0.38 Covariance Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 26.53 28.94 39.94 18.65 22.26 12.91 Band 2 Band 3 Band 4 Band 5 Band 6 28.94 39.94 18.65 22.26 12.91 34.92 46.43 22.67 25.86 14.25 46.43 63.50 29.75 34.84 19.91 22.67 29.75 18.82 20.72 10.84 25.86 34.84 20.72 28.05 16.31 14.25 19.91 10.84 16.31 11.50 Correlation Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 1.00 0.95 0.97 0.83 0.82 0.74 Band 2 0.95 1.00 0.99 0.88 0.83 0.71 Band 3 0.97 0.99 1.00 0.86 0.83 0.74 Band 4 0.83 0.88 0.86 1.00 0.90 0.74 Band 5 0.82 0.83 0.83 0.90 1.00 0.91 Band 6 0.74 0.71 0.74 0.74 0.91 1.00 （8）裸地 Basic Stats Min Max Mean Stdev Num Eigenvalue Band 1 105.00 125.00 115.33 4.73 1.00 292.85 Band 2 102.00 124.00 113.37 6.07 2.00 12.32 Band 3 122.00 154.00 136.94 8.80 3.00 2.57 Band 4 76.00 92.00 83.24 4.30 4.00 2.09 Band 5 134.00 177.00 159.31 8.86 5.00 0.88 Band 6 112.00 155.00 138.71 8.83 6.00 0.74 Covariance Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 22.35 26.99 39.02 18.14 35.78 37.45 Band 2 26.99 36.81 52.28 24.65 48.25 50.09 Band 3 39.02 52.28 77.36 35.46 68.32 71.77 Band 4 18.14 24.65 35.46 18.52 35.56 35.12 Band 5 35.78 48.25 68.32 35.56 78.42 75.78 Band 6 37.45 50.09 71.77 35.12 75.78 77.98 Correlation Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 1 1.00 0.94 0.94 0.89 0.85 0.90 Band 2 0.94 1.00 0.98 0.94 0.90 0.93 Band 3 0.94 0.98 1.00 0.94 0.88 0.92 Band 4 0.89 0.94 0.94 1.00 0.93 0.92 Band 5 0.85 0.90 0.88 0.93 1.00 0.97 Band 6 0.90 0.93 0.92 0.92 0.97 1.00 3、最大似然法进行监督分类结果：