collaborators

5 papers

cs.CV2026

SkyLink: A Large Vision-Language Model Driven Re-ranking Framework for Cross-View UAV geolocalization

Bowen Liu, Pengyue Jia, Wanyu Wang +9

Cross-view UAV geolocalization is fundamentally a challenging large-scale image retrieval task, aiming to determine the geographic coordinates of Unmanned Aerial Vehicle (UAV) quer…

cs.CV2026

How to Utilize Complementary Vision-Text Information for 2D Structure Understanding

Jiancheng Dong, Pengyue Jia, Derong Xu +9

LLMs typically linearize 2D tables into 1D sequences to fit their autoregressive architecture, which weakens row-column adjacency and other layout cues. In contrast, purely visual…

cs.AI2026

MOSAIC: Composable Safety Alignment with Modular Control Tokens

Jingyu Peng, Hongyu Chen, Jiancheng Dong +5

Safety alignment in large language models (LLMs) is commonly implemented as a single static policy embedded in model parameters. However, real-world deployments often require conte…

cs.CL2025

Behavior-Equivalent Token: Single-Token Replacement for Long Prompts in LLMs

Jiancheng Dong, Pengyue Jia, Jingyu Peng +7

Carefully engineered system prompts play a critical role in guiding the behavior of LLM agents, but their considerable length introduces significant drawbacks, including increased…

cs.LG2025

Threshold Filtering Packing for Supervised Fine-Tuning: Training Related Samples within Packs

Jiancheng Dong, Lei Jiang, Wei Jin +1

Packing for Supervised Fine-Tuning (SFT) in autoregressive models involves concatenating data points of varying lengths until reaching the designed maximum length to facilitate GPU…