collaborators

8 papers

cs.LG2026

BLADE: Scalable Bi-level Adaptive Data Selection for LLM Training

Jiaxing Wang, Deping Xiang, Jin Xu +9

As Large Language Model (LLM) datasets scale to trillions of tokens, data selection has emerged as a critical frontier to filter out uninformative noise and construct adaptive lear…

cs.AI2026

The Hidden Power of Scaling Factor in LoRA Optimization

Zicheng Zhang, Haoran Li, Jiaxing Wang +10

In Low-Rank Adaptation (LoRA), the scaling factor is often treated as a mere complement to the learning rate, yet its role in optimization remains poorly understood. In this p…

cs.LG2025

The Primacy of Magnitude in Low-Rank Adaptation

Zicheng Zhang, Haoran Li, Yifeng Zhang +5

Low-Rank Adaptation (LoRA) offers a parameter-efficient paradigm for tuning large models. While recent spectral initialization methods improve convergence and performance over the…

cs.CV2025

FastVID: Dynamic Density Pruning for Fast Video Large Language Models

Leqi Shen, Guoqiang Gong, Tao He +4

Video Large Language Models have demonstrated strong video understanding capabilities, yet their practical deployment is hindered by substantial inference costs caused by redundant…

cs.CV2025

DiscoVLA: Discrepancy Reduction in Vision, Language, and Alignment for Parameter-Efficient Video-Text Retrieval

Leqi Shen, Guoqiang Gong, Tianxiang Hao +6

The parameter-efficient adaptation of the image-text pretraining model CLIP for video-text retrieval is a prominent area of research. While CLIP is focused on image-level vision-la…

cs.CV2025

RAMCT: Novel Region-adaptive Multi-channel Tracker with Iterative Tikhonov Regularization for Thermal Infrared Tracking

Shang Zhang, Yuke Hou, Guoqiang Gong +2

Correlation filter (CF)-based trackers have gained significant attention for their computational efficiency in thermal infrared (TIR) target tracking. However, ex-isting methods st…