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Research map / 3D vision / Face and shape

Neural Head Avatars From Monocular RGB Videos

CVPR 2022 · 3D vision › Face and shape · approach: Gaussian and implicit head avatars · 197 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Replace FLAME-only geometry with FLAME plus learned geometry refinementNeural Head Avatars · Synthetic dataset, full headHausdorff distance (mm): 5.5 -> 2.6; 4.8 -> 2.5; 6.1 -> 3.0; 5.7 -> 3.1Helped
Replace FLAME-only geometry with learned geometry refinementNeural Head Avatars · Synthetic datasetNormal angular error: 15.8° -> 14.4°; 13.3° -> 12.2°; 15.0° -> 13.7°; 14.8° -> 13.7°Helped
Replace FLAME-only geometry with learned geometry refinementNeural Head Avatars · Synthetic dataset, faceHausdorff distance (mm): 1.4 -> 1.2; 0.9 -> 0.9; 1.5 -> 1.4; 1.1 -> 1.2Mixed
Use Neural Head Avatars instead of DVPNovel pose and expression synthesis · Real dataset validationL1: 0.042 -> 0.033Helped
Use Neural Head Avatars instead of FOMMNovel pose and expression synthesis · Real dataset validationMS-SSIM: 0.911 -> 0.923Helped
Use Neural Head Avatars instead of DVPNovel pose and expression synthesis · Real dataset validationLPIPS: 0.098 -> 0.079Helped
Use Neural Head Avatars instead of NerFACENovel pose and expression synthesis · Real dataset validationCSIM: 0.864 -> 0.884Helped
Use Neural Head Avatars instead of DVPNovel pose and expression synthesis · Real dataset validationCPBD: 0.632 -> 0.674Helped
Add FLAME neck-pose conditioning to geometry refinement instead of static vertex offsets (ablation)Neural Head Avatars · Real dataset, neck geometryNeck reconstruction qualityHelped
Add pose and expression conditioning to the texture network instead of using a static texture (ablation)Neural Head Avatars · Real dataset, dynamic face regionsSynthesis authenticityHelped
Add the eye-lid distance landmark energy (ablation)Neural Head Avatars · Real dataset, eye blinksEye closure reconstructionHelped
Add the photometric energy term (ablation)Neural Head Avatars · Real datasetColor reproductionHelped

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