Fig. 29: Restoration results of different process nodes during baseline lines and patterns restoration.

a shows restoration image of mural painting black pigment, and b shows restoration image of mural painting pattern and bottom line. The elements in Fig. 29 were obtained from data captured by our team’s camera, and the pre-existing elements in Figs. 21, 27, 28 were used. The Fig. 29 is generated using the following software with valid licenses: • MATLAB R2024b (License No.: 40827055, MATLAB (Individual)). • Microsoft drawing board