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Anfeng Liu

5 accepted papers

2026

Beyond Binary Contrast: Modeling Continuous Skeleton Action Spaces with Transitional Anchors

CVPR 2026

Self-supervised contrastive learning has emerged as a powerful paradigm for skeleton-based action recognition by enforcing consistency in the embedding space. However, existing methods rely on binary contrastive objectives that overlook the intrinsic continuity of human motion, resulting in fragment

Cited by 0SourceScholar
2026

DeepAFL: Deep Analytic Federated Learning

ICLR 2026poster

Federated Learning (FL) is a popular distributed learning paradigm to break down data silo. Traditional FL approaches largely rely on gradient-based updates, facing significant issues about heterogeneity, scalability, convergence, and overhead, etc. Recently, some analytic-learning-based work has at…

Cited by 0SourceScholar
2025

MM-Mixing: Multi-Modal Mixing Alignment for 3D Understanding

AAAI 2025technical

We introduce MM-Mixing, a multi-modal mixing alignment framework for 3D understanding. MM-Mixing applies mixing-based methods to multi-modal data, preserving and optimizing cross-modal connections while enhancing diversity and improving alignment across modalities. Our proposed two-stage training pi…

Cited by 0SourcePDFScholar
2025

What We Miss Matters: Learning from the Overlooked in Point Cloud Transformers

NeurIPS 2025poster

Point Cloud Transformers have become a cornerstone in 3D representation for their ability to model long-range dependencies via self-attention. However, these models tend to overemphasize salient regions while neglecting other informative regions, which limits feature diversity and compromises robust…

Cited by 0SourceScholar
2024

PointPatchMix: Point Cloud Mixing with Patch Scoring

AAAI 2024technical

Data augmentation is an effective regularization strategy for mitigating overfitting in deep neural networks, and it plays a crucial role in 3D vision tasks, where the point cloud data is relatively limited. While mixing-based augmentation has shown promise for point clouds, previous methods mix poi…

Cited by 11SourcePDFScholar