Papers › GraphMLP: A Graph MLP-Like Architecture for 3D Human Pose Estimation

GraphMLP: A Graph MLP-Like Architecture for 3D Human Pose Estimation

13 Jun 2022arXiv:2206.06420archive 2025-07-28

Wenhao Li, Mengyuan Liu, Hong Liu, Tianyu Guo, Ti Wang, Hao Tang, Nicu Sebe

Modern multi-layer perceptron (MLP) models have shown competitive results in learning visual representations without self-attention. However, existing MLP models are not good at capturing local details and lack prior knowledge of human body configurations, which limits their modeling power for skeletal representation learning. To address these issues, we propose a simple yet effective graph-reinforced MLP-Like architecture, named GraphMLP, that combines MLPs and graph convolutional networks (GCNs) in a global-local-graphical unified architecture for 3D human pose estimation. GraphMLP incorporates the graph structure of human bodies into an MLP model to meet the domain-specific demand of the 3D human pose, while allowing for both local and global spatial interactions. Furthermore, we propose to flexibly and efficiently extend the GraphMLP to the video domain and show that complex temporal dynamics can be effectively modeled in a simple way with negligible computational cost gains in the sequence length. To the best of our knowledge, this is the first MLP-Like architecture for 3D human pose estimation in a single frame and a video sequence. Extensive experiments show that the proposed GraphMLP achieves state-of-the-art performance on two datasets, i.e., Human3.6M and MPI-INF-3DHP. Code and models are available at https://github.com/Vegetebird/GraphMLP.

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auc vegetebird/graphmlp/common/eval_cal.py official repository unverified MIT (permissive) · fdc879ae10929e49 · report
camera_to_world vegetebird/graphmlp/common/camera.py official repository unverified MIT (permissive) · 4f90e9c4236a4d56 · report
get_varialbe vegetebird/graphmlp/common/utils.py official repository unverified MIT (permissive) · f340231a437b5d99 · report
mpjpe vegetebird/graphmlp/common/eval_cal.py official repository unverified MIT (permissive) · 754f9dab8b2150e0 · report
normalize_screen_coordinates vegetebird/graphmlp/common/camera.py official repository unverified MIT (permissive) · 82baf6aa4fb040a1 · report
pck vegetebird/graphmlp/common/eval_cal.py official repository unverified MIT (permissive) · 2fda76263a098254 · report
print_error vegetebird/graphmlp/common/utils.py official repository unverified MIT (permissive) · c4a4ece50ff5ab1f · report
print_error_action vegetebird/graphmlp/common/utils.py official repository unverified MIT (permissive) · f5c654d493359731 · report
world_to_camera vegetebird/graphmlp/common/camera.py official repository unverified MIT (permissive) · 3ee3f1a035de51e6 · report

Tasks

3D Human Pose EstimationPose EstimationRepresentation Learning

Results from the paper archive 2025-07-28

TaskDatasetModelMetricValueRank at snapshotLeaderboardReport
3D Human Pose Estimation Human3.6M GraphMLP Average MPJPE (mm) 48 #53 of 88 Archive leaderboard report
3D Human Pose Estimation Human3.6M GraphMLP Multi-View or Monocular Monocular #53 of 88 Archive leaderboard report
3D Human Pose Estimation Human3.6M GraphMLP Using 2D ground-truth joints No #53 of 88 Archive leaderboard report

Ranks are positions in the archive's leaderboards as they stood at the 2025-07-28 snapshot. Results published since then are not among these rows, so a rank here is not a current standing.

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