id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ispiv-80	Cierpka, Christian; Sachs, Sebastian; Mäder, Patrick; Chen, Minqian; Barnkob, Rune; Rossi, Massimiliano	On the uncertainty of defocus methods for 3D particle tracking velocimetry	2021	2	.pdf	application/pdf	1109	49	45	For this reason, synthetic images were used which show a systematic variation of the imaging conditions, in this case, the degree of astigmatism (none, mild, strong), the noise level and the number of particle images per pixel (Rossi, 2020). A high value of the correlation between template and particle image indicates the same depth position.	cache/ispiv-80.pdf	txt/ispiv-80.txt