Research Article
The Compound Effect of Spatial and Temporal Resolutions on the Accuracy of Urban Flood Simulation
Table 5
Maximum inundation depth and AE (cm) at typical waterlogging points under four spatial resolutions.
| Waterlogging points | Observed value of maximum inundation depth | 50 m × 50 m | 100 m × 100 m | 150 m × 150 m | 200 m × 200 m | Maximum inundation depth | AE | Maximum inundation depth | AE | Maximum inundation depth | AE | Maximum inundation depth | AE |
| Dongcheng west road | 60 | 61.39 | −1.39 | 60.98 | −0.98 | 58.81 | 1.19 | 34.13 | 27.26 | Dongzong road | 30 | 30.55 | −0.55 | 29.55 | 0.45 | 28.20 | 2.35 | 23.48 | 7.07 | Yonghuating | 25 | 27.25 | −2.50 | 24.00 | 1.00 | 23.65 | 1.35 | 22.82 | 2.18 | People’s park | 22 | 22.45 | −0.45 | 21.39 | 0.61 | 21.16 | 0.84 | 19.15 | 2.85 | Yinshan street | 17 | 18.20 | −1.20 | 17.50 | −0.50 | 16.69 | 0.31 | 15.25 | 1.75 |
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