基于OLI/TIRS数据的沈阳市不透水面提取
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郭一洋,雷国平,张露洋,赵明朝,于浩,戴激光
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Impervious surface extraction in Shenyang Citybased on OLI/TIRS data
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GUO Yiyang,LEI Guoping,ZHANG Luyang,ZHAO Mingzhao,YU Hao,DAI Jiguang
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表1 沈阳市各区域不透水面分布比例
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Table 1 Distribution and ratio of impervious surface in the districts of Shenyang City
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区 | 区总面积/km2 | 非建设区比例/% | 低密度区比例/% | 中密度区比例/% | 高密度区比例/% | 铁西区 | 285.74 | 58.05 | 13.34 | 8.15 | 20.45 | 皇姑区 | 66.17 | 25.21 | 17.16 | 15.15 | 42.53 | 大东区 | 100.10 | 36.17 | 16.91 | 13.24 | 33.70 | 沈河区 | 59.06 | 32.86 | 14.72 | 11.84 | 40.55 | 和平区 | 59.63 | 35.57 | 15.61 | 12.29 | 36.51 | 沈北新区 | 820.96 | 89.60 | 4.98 | 2.25 | 3.09 | 浑南新区 | 802.99 | 84.90 | 7.19 | 3.47 | 4.42 | 于洪区 | 498.98 | 74.81 | 10.27 | 5.82 | 9.09 | 苏家屯区 | 780.72 | 89.17 | 5.20 | 2.17 | 3.23 | 总计 | 3474.36 | 79.04 | 7.91 | 4.41 | 8.56 |
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