基于三维激光扫描与无人机倾斜摄影技术的古建筑重建

何原荣,陈平,苏铮,王植,李权海

Ancient Buildings Reconstruction based on 3D Laser Scanningand UAV Tilt Photography

Yuanrong He,Ping Chen,Zheng Su,Zhi Wang,Quanhai Li

表2 三维模型精度验证

Table 2 Accuracy verification table of 3D model

对象	实测长度(S ₁)/m	模型长度(S ₂)/m	误差ΔS=S ₁-S ₂/mm	对象	实测长度(S ₁)/m	模型长度(S ₂)/m	误差ΔS=S ₁-S ₂/mm
侧面长	25.499	25.495	4	正门宽	1.518	1.510	8
	25.494	25.499	-5		1.518	1.513	5
	25.503	25.497	6		1.514	1.518	-4
	25.497	25.493	4		1.515	1.519	-4
	25.495	25.499	-4		1.513	1.516	-3
	25.502	25.499	3		1.518	1.513	5
	${\|Δ S\|}_{M e a n}$		4.33		${\|Δ S\|}_{M e a n}$		4.83
	δ		4.43		δ		5.08
正面宽	12.610	12.606	4	台阶高	0.639	0.636	3
	12.607	12.607	0		0.634	0.632	2
	12.606	12.599	7		0.631	0.637	-6
	12.611	12.608	3		0.634	0.639	-5
	12.608	12.609	-1		0.636	0.633	3
	12.609	12.595	14		0.635	0.640	-5
	${\|Δ S\|}_{M e a n}$		4.83		${\|Δ S\|}_{M e a n}$		4.00
	δ		6.72		δ		4.24
建筑高	7.171	7.172	-1	石板长	9.275	9.279	-4
	7.175	7.168	7		9.287	9.282	5
	7.173	7.164	9		9.289	9.281	8
	7.170	7.173	-3		9.288	9.283	5
	7.173	7.167	6		9.289	9.284	5
	7.172	7.170	2		9.279	9.272	7
	${\|Δ S\|}_{M e a n}$		4.67		${\|Δ S\|}_{M e a n}$		5.67
	δ		5.48		δ		5.83
窗户宽	0.556	0.553	3	侧门宽	0.666	0.658	8
	0.557	0.559	-2		0.661	0.666	-5
	0.553	0.554	-1		0.667	0.661	6
	0.552	0.555	-3		0.665	0.667	-2
	0.559	0.552	7		0.658	0.662	-4
	0.553	0.556	-3		0.667	0.665	2
	${\|Δ S\|}_{M e a n}$		3.17		${\|Δ S\|}_{M e a n}$		4.50
	δ		3.67		δ		4.98