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New Geometric Gradient Rectification improves open-set learning

Researchers have introduced Geometric Gradient Rectification (GGR), a novel framework designed to improve open-set semi-supervised learning. GGR addresses the limitations of existing methods by focusing on gradient-level control rather than sample filtering or soft weighting. The proposed plug-in framework uses supervised gradients as an anchor and projects conflicting auxiliary gradients into an admissible space, ensuring updates are non-opposing while retaining useful signals. Experiments on CIFAR and ImageNet benchmarks demonstrate that GGR enhances baseline performance in both closed-set generalization and open-set robustness. AI

IMPACT This research offers a new technique for improving the robustness and generalization of machine learning models in semi-supervised learning scenarios.

RANK_REASON The cluster contains an academic paper detailing a new method for machine learning.

Read on arXiv cs.LG →

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New Geometric Gradient Rectification improves open-set learning

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The cluster contains an academic paper detailing a new method for machine learning.
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COVERAGE [2]

  1. arXiv cs.LG TIER_1 English(EN) · Jiahe Chen, Qian Shao, Qiyuan Chen, Jiaying He, Jintai Chen, Jian Wu, Hongxia Xu ·

    Geometric Gradient Rectification for Safe Open-Set Semi-Supervised Learning

    arXiv:2606.26973v1 Announce Type: cross Abstract: Open-set semi-supervised learning aims to leverage unlabeled data that may contain out-of-distribution outliers while maintaining performance on in-distribution classes. Existing methods mainly follow two paradigms: filtering susp…

  2. arXiv cs.LG TIER_1 English(EN) · Hongxia Xu ·

    Geometric Gradient Rectification for Safe Open-Set Semi-Supervised Learning

    Open-set semi-supervised learning aims to leverage unlabeled data that may contain out-of-distribution outliers while maintaining performance on in-distribution classes. Existing methods mainly follow two paradigms: filtering suspicious samples or incorporating unlabeled objectiv…