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Haotian Hu

5 accepted papers

2026

GradientStabilizer: Fix the Norm, Not the Gradient

ICML 2026poster

Training instability in modern deep learning systems is frequently triggered by rare but extreme gradient-norm spikes, which can induce oversized parameter updates, corrupt optimizer state, and lead to slow recovery or divergence. Widely used safeguards such as gradient clipping mitigate these failu…

Cited by 0SourceScholar
2025

Overcoming Heterogeneous Data in Federated Medical Vision-Language Pre-training: A Triple-Embedding Model Selector Approach

AAAI 2025technical

The scarcity data of medical field brings the collaborative training in medical vision-language pre-training (VLP) cross different clients. Therefore, the collaborative training in medical VLP faces two challenges: First, the medical data requires privacy, thus can not directly shared across differe…

2024

ADMap: Anti-disturbance Framework for Vectorized HD Map Construction

ECCV 2024poster

"In the field of autonomous driving, online High-definition (HD) map construction is crucial for planning tasks. Recent studies have developed several high-performance HD map construction models to meet the demand. However, the point sequences generated by recent HD map construction models are jitte…

2024

IC-FPS: Instance-Centroid Faster Point Sampling Framework for 3D Point-based Object Detection

IROS 2024

3D object detection is one of the most important tasks in autonomous driving and robotics. Our research focuses on tackling low efficiency issue of point-based methods, and we propose a novel Instance-Centroid Faster Point Sampling (IC-FPS) framework. We design a Neighboring Feature Diffusion Module

Cited by 1SourceScholar
2023

GAM: Gradient Attention Module of Optimization for Point Clouds Analysis

AAAI 2023technical

In the point cloud analysis task, the existing local feature aggregation descriptors (LFAD) do not fully utilize the neighborhood information of center points. Previous methods only use the distance information to constrain the local aggregation process, which is easy to be affected by abnormal poin…