Core Concepts
Diffusion models enhance unsupervised landmark discovery through self-training and clustering.
Abstract
The content discusses the challenges of unsupervised landmark discovery and proposes a novel approach using diffusion models. It introduces a ZeroShot baseline, D-ULD algorithm, and D-ULD++ algorithm, showcasing significant performance improvements over existing methods. The two-stage clustering mechanism and pose-guided proxy task contribute to the success of the proposed approach.
Introduction:
Challenges in unsupervised landmark discovery.
Importance of diffusion models for addressing these challenges.
Related Work:
Overview of existing methods for unsupervised landmark detection.
Proposed Diffusion Based ULD Algorithm:
Description of the proposed algorithms: ZeroShot, D-ULD, and D-ULD++.
Experiments:
Evaluation on four datasets: AFLW, LS3D, CatHeads, MAFL.
Ablation and Analysis:
Impact of pose-guided proxy task and two-stage clustering on performance.
Conclusion:
Summary of the effectiveness of Stable Diffusion in improving unsupervised landmark discovery.
Stats
Diffusion models generate better quality images on ImageNet compared to GANs.
ZeroShot baseline surpasses most existing methods by over 30% on LS3D dataset.
D-ULD++ consistently achieves remarkable performance across all datasets.
Quotes
"Recent works have shown that diffusion models implicitly contain important correspondence cues."
"Our approach consistently outperforms state-of-the-art methods on challenging benchmarks."