Skip to main content

Table 4 Different loss strategy in the ablation study

From: A virtual restoration network of ancient murals via global–local feature extraction and structural information guidance

Loss strategy

ELMG LOSS

ICG loss

Ablation1

\(L_{\textrm{G}}^{\textrm{ELMG}}-L_{\textrm{fm}}\)

\(L_{\textrm{G}}^{\textrm{ICG}}\)

Ablation2

\(L_{\textrm{G}}^{\textrm{ELMG}}-\sum _{i}^3[S_{\textrm{img}}^i-I_{\textrm{gt}}]\)

\(L_{\textrm{G}}^{\textrm{ICG}}\)

Ablation3

\(L_{\textrm{G}}^{\textrm{ELMG}}\)

\(L_{\textrm{G}}^{\textrm{ICG}}-L_{\textrm{l}_{1}}^{\textrm{ICG}}\)

Ablation4

\(L_{\textrm{G}}^{\textrm{ELMG}}\)

\(L_{\textrm{G}}^{\textrm{ICG}}-L_{\textrm{per}}^{\textrm{ICG}}\)

Ablation5

\(L_{\textrm{G}}^{\textrm{ELMG}}\)

\(L_{\textrm{G}}^{\textrm{ICG}}-L_{\textrm{sytle}}^{\textrm{ICG}}\)