基于直升机航空重力同步地形的布格改正处理
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屈进红, 姜作喜, 周锡华, 王明, 罗锋
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Airborne Bouguer gravity based on synchronous terrains surveyed using helicopter airborne gravimetry
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QU Jin-Hong, JIANG Zuo-Xi, ZHOU Xi-Hua, WANG Ming, LUO Feng
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表4 基于ICESat-2/ATL08下的多源DEM数据统计
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Table 4 Multi-source DEM data statistics based on ICESat-2/ATL08
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| | Wxd100 | Wxd400 | SRTM1 | AW3D30 | ASTER | 1:5万 | SRTM3 | 调整前 | 点数/个 | 22162 | 20456 | 22745 | 22745 | 22745 | 22745 | 22745 | Min/m | -116.87 | -111.62 | -125.98 | -123.49 | -125.37 | -142.56 | -123.73 | Max/m | 149.7 | 149.24 | 230.99 | 228.2 | 226.68 | 284.35 | 229.89 | ME/m | 1.54 | 2.42 | -0.75 | 2.1 | -4.2 | -0.46 | -0.31 | STD/m | 9.79 | 12.33 | 14.88 | 11.24 | 14.59 | 17.86 | 14.92 | RMSE/m | 9.91 | 12.56 | 14.90 | 11.43 | 15.18 | 17.87 | 14.93 | 调整后 | 点数/个 | 19279 | 17720 | 19848 | 19848 | 19848 | 19848 | 19848 | Min/m | -27.13 | -83.83 | -24.84 | -21.56 | -55.45 | -38.24 | -27.56 | Max/m | 44.9 | 80.03 | 37.94 | 49.86 | 39.72 | 53.54 | 35.72 | ME/m | 1.37 | 2.4 | -0.51 | 2.08 | -4.09 | -0.05 | -0.06 | STD/m | 5.15 | 8.60 | 3.66 | 3.78 | 7.84 | 4.39 | 4.07 | RMSE/m | 5.33 | 8.93 | 3.69 | 4.31 | 8.84 | 4.39 | 4.07 | | 采集时间 | 2013.10~2014.1 | 2013.12~2014.1 | 2000.2 | 2006~2011 | 1999~2008 | 不详 | 2000.2 |
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