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The Missing Data Encoder: Cross-Channel Image Completion with Hide-and-Seek Adversarial Network

AAAI 2020 · Image generation › GANs · approach: GAN-based image manipulation · 11 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
use MDE-REC for face completion instead of GFCCelebA face completion · right half, both eyes, and eye occlusionspSNR: 18.3/19.1/18.9 -> 21.8/22.4/22.6Helped
use MDE-REC for mouth completion instead of GFCCelebA face completion · mouthSSIM: 0.824 -> 0.818Hurt
train with independent random masks for each color channel (REC) rather than RE (ablation)MDE representation learning · CelebA landmark localizationaverage point-to-point error: 2.039 -> 1.509Helped
train with independent random masks for each color channel (REC) rather than RE (ablation)MDE representation learning · CelebA attribute predictionaverage trace of confusion matrices: 12.72 -> 10.49Helped
use channel-independent REC masks rather than fixed reverse-inpainting masks (ablation)MDE · CelebA transfer taskslandmark localization and attribute prediction: 1,496 -> 1.451; 13,73 -> 10.16Mixed
use adversarial and perceptual losses instead of reconstruction loss alone (ablation)MDE-REC (S=0.1) · CelebA image completioninception scoreHelped
add hide-and-seek coordinate loss to perceptual and adversarial losses (ablation)MDE-REC (S=0.1) · CelebA image completioninception scoreHelped
train with reconstruction loss only, without adversarial/perceptual objectives (ablation)MDE-REC · CelebA image completioninception scoreHurt
use lower masking ratio S=0.1 rather than higher S (ablation)MDE-RE and MDE-REC · CelebA completioninception scoreHelped
train with REC rather than RE (ablation)MDE · colorization and REC test taskspSNR and inception scoreHelped
train with a task-specific mask rather than REC (ablation)MDE · mismatched completion scenariopSNR and inception scoreHurt

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