id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajst-23518	Pang, Qinshu	Uav Photogrammetry and Digital 3D Product Production Technology Design	2024	4	.pdf	application/pdf	3492	165	45	Image Control Point Layout Requirements The regional network pattern formed by the layout of image control points should be slightly rectangular, covering the whole range of the test area and evenly distributed in the test area to form a certain geometric strength, and the number of control points should be appropriately increased in difficult and complex areas. The selection of image control points should be clear and obvious, which is conducive to the identification and puncture points, and the color difference between it and the surrounding ground objects should be large.	cache/ajst-23518.pdf	txt/ajst-23518.txt