基于LUR的二氧化氮浓度空间分布模拟及其下垫面影响因素分析
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施媛媛, 李仁东, 邱娟, 黄端, 王海芳
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Spatial Distribution Simulation and Underlying Surface Factors Analysis of NO2 Concentration Based on Land Use Regression
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SHI Yuanyuan,LI Rendong,QIU Juan,HUANG Duan,WANG Haifang
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| 表1 Spearman相关分析结果表 |
| Tab. 1 Spear-man correlation analysis result |
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| 影响因子 | R2 | sig | | 500 m缓冲区内道路长度X1/km | 0.328 | 0.158 | | 1 km缓冲区内道路长度X2/km | 0.371 | 0.107 | | 500 m缓冲区内绿地面积X3/km2 | -0.339 | 0.144 | | 1 km缓冲区内绿地面积X4/km2 | -0.274 | 0.242 | | 500 m缓冲区内水域面积X5/km2 | -0.075 | 0.754 | | 1 km缓冲区内水域面积X6/km2 | -0.172 | 0.468 | | 500 m缓冲区内城乡及工业用地面积X7/km2 | 0.505 | 0.023 | | 1 km缓冲区内城乡及工业用地面积X8/km2 | 0.672 | 0.001 | | 500 m缓冲区内耕地面积X9/km2 | -0.737 | 0.000 | | 1 km缓冲区内耕地面积X10/km2 | -0.854 | 0.000 | | 到最近污染源距离X11/km | -0.469 | 0.037 |
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