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Reference-Based Sketch Image Colorization Using Augmented-Self Reference and Dense Semantic Correspondence

CVPR 2020 · Image generation › Editing and style transfer · approach: Texture and sketch synthesis · 175 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
add similarity-based triplet loss (ablation)Reference-based sketch colorization model · ImageNet Cat, Dog, Car; CelebA; Tag2pix; Yumi's Cells; Edges→ShoesFID: 77.39 -> 74.12; 109.49 -> 102.83; 54.07 -> 52.23; 53.58 -> 47.15; 47.68 -> 45.34; 51.34 -> 49.29; 79.85 -> 78.32Helped
replace SCFT with simple addition aggregation (ablation)Reference-based sketch colorization model · ImageNet Cat, Dog; CelebA; Tag2pix; Yumi's Cells; Edges2ShoesFID: 74.12 -> 78.47; 102.83 -> 103.73; 52.23 -> 55.80; 47.15 -> 51.94; 45.34 -> 47.72; 49.29 -> 47.67; 78.32 -> 117.15Mixed
replace SCFT with AdaIN aggregation (ablation)Reference-based sketch colorization model · ImageNet Cat, Dog, Car; CelebA; Tag2pix; Yumi's Cells; Edges2ShoesFID: 74.12 -> 75.17; 102.83 -> 105.72; 52.23 -> 52.85; 47.15 -> 50.61; 45.34 -> 52.81; 49.29 -> 45.36; 78.32 -> 88.46Mixed
add adversarial loss (ablation)Reference-based sketch colorization model · ImageNet Cat, Dog, Car; CelebA; Tag2pix; Yumi's Cells; Edges→ShoesFID: 82.10 -> 78.56; 143.76 -> 110.86; 68.45 -> 56.54; 77.70 -> 54.75; 58.00 -> 48.71; 52.86 -> 51.96; 91.10 -> 82.55Helped
add perceptual and style losses (ablation)Reference-based sketch colorization model with reconstruction and adversarial losses · ImageNet Cat, Dog, Car; CelebA; Tag2pix; Yumi's Cells; Edges→ShoesFID: 78.56 -> 77.39; 110.86 -> 109.49; 56.54 -> 54.07; 54.75 -> 53.58; 48.71 -> 47.68; 51.96 -> 51.34; 82.55 -> 79.85Helped
add similarity-based triplet loss (ablation)Model trained with reconstruction, adversarial, perceptual, and style losses · ImageNet Cat, Dog, Car; CelebA; Tag2pix; Yumi's Cells; Edges→ShoesFID: 77.39 -> 74.12; 109.49 -> 102.83; 54.07 -> 52.23; 53.58 -> 47.15; 47.68 -> 45.34; 51.34 -> 49.29; 79.85 -> 78.32Helped
add similarity-based triplet loss supervision (ablation)Reference-based sketch colorization model · SPair-71k Cat, Dog, CarSC-PSNR (dB): 12.76 -> 13.23; 13.73 -> 14.37; 10.56 -> 11.34Helped

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