Fig. 10
From: Application of hyperspectral imaging technology to digitally protect murals in the Qutan temple

Spectral analysis of patterns under different levels of soot: a mural image; b regions of interest and their average spectral curves
From: Application of hyperspectral imaging technology to digitally protect murals in the Qutan temple

Spectral analysis of patterns under different levels of soot: a mural image; b regions of interest and their average spectral curves