遥感技术与应用

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无人机激光雷达点云数据结合粒子跟踪测速监测河流径流量

桑小林, 晋锐, 张明虎

遥感技术与应用, 2025, 40(1): 98-109. DOI: 10.11873/j.issn.1004-0323.2025.1.0098

实验组号	流速/（m/s）/分段断面面积/m²
实验组号	分断面1	分断面2	分断面3	分断面4	分断面5	分断面6	分断面7		分断面8	分断面9	分断面10
1	0.59/1.92	0.69/3.65	0.47/3.08	0.68/3.16	0.68/3.76	0.63/1.74		0.70/4.22	0.67/8.58
2	0.27/0.56	0.49/1.45	0.53/9.27	0.7/8.28	0.67/6.38	0.72/5.30		0.79/11.68	0.8/14.25	0.67/7.13	0.42/0.39
3	0.42/0.96	0.62/5.30	0.87/5.59	0.67/4.79	0.58/2.20	0.87/6.34		0.58/5.19	0.85/10.37	0.80/13.71	1.02/4.76
4	0.16/0.50	0.57/2.24	0.69/1.72	0.7/4.99	0.65/5.94	0.85/5.32		0.73/10.38	0.78/24.35	1.20./6.29	0.8/1.26
5	0.25/0.16	0.65/1.80	0.74/3.70	0.95/2.99	0.77/5.30	0.73/10.80		1.01/6.66	1.32/8.23	1.57/26.99
6	0.68/1.91	0.75/4.52	0.76/7.06	0.99/8.77	1.11/11.82	1.36/28.67
7	0.41/0.33	0.33/1.07	0.47/0.45	0.48/3.30	0.62/3.60	0.94/14.12		0.57/4.30
8	0.52/0.26	0.53/1.53	0.66/5.60	0.93/4.73	0.54/5.30	1.12/13.86
9	0.47/0.28	0.72/2.96	0.85/3.43	0.48/3.11	0.75/14.55	0.87/9.45		0.64/3.27
10	0.41/1.74	0.53/4.12	0.54/4.65	0.6/7.08	0.78/7.29	0.72/8.07		0.88/19.23	0.64/12.03
11	0.13/0.02	0.22/1.73	0.46/3.86	0.51/2.68	0.60/4.51	0.64/9.78		0.89/39.6
12	0.23/6.71	0.25/3.79	0.35/8.39	0.61/17.04	0.66/14.10	0.38/12.78
13	0.45/2.01	0.59/3.24	0.54/5.87	0.42/6.81	0.45/7.85	0.65/6.92		0.82/10.00	0.78/20.31
14	0.47/1.89	0.72/14.49	0.63/5.54	0.85/10.94	0.80/19.72	0.87/6.82		0.66/3.14
15	0.21/3.96	0.24/6.23	0.3/7.85	0.62/7.11	0.8/12.96	0.89/22.89
16	0.37/1.80	0.45/5.26	0.50/5.18	0.62/26.67	1.00/23.46
17	0.38/1.48	0.42/9.63	0.79/52.75
18	0.32/0.52	0.252.50	0.29/34.57
19	0.23/0.24	0.23/2.59	0.31/4.72	0.37/5.85	0.37/4.98	0.46/18.15
20	0.26/1.57	0.25/2.21	0.32/4.15	0.39/5.14	0.48/20.67
21	0.40/1.56	0.49/4.79	0.57/5.27	0.78/22.11
22	0.37/2.81	0.39/4.30	0.35/3.67	0.64/21.83
23	0.12/0.52	0.40/3.30	0.44/6.33	0.66/4.48	0.59/4.07	0.80/12.42		0.35/8.10
24	0.38/0.77	0.37/2.64	0.46/6.23	0.77/4.33	0.90/8.48	0.85/14.35

表1 分段断面面积与流速数据

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