Virtual cleaning of works of art using deep convolutional neural networks

Heritage Science

Table 2 Euclidean distance and SA mean and standard deviation (SD) values between the reference and “cleaned” artwork using CNN

Method	The proposed CNN				CNN proposed by [27]
	Euclidean distance		SA		Euclidean distance		SA
	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Mona Lisa	0.0371	0.0024	0.1489	0.0209	0.0619	0.0099	0.1664	0.0349
The Virgin and Child with Saint Anne	0.0548	0.0055	0.0415	0.0103	0.0711	0.0095	0.1461	0.0251