collaborators

9 papers

cs.CV2026

HSMLA: Hierarchical Softmax Multi-scale Linear Attention for Efficient Vision Transformers

Dong Liu, Yanxuan Yu, Renata Borovica-Gajic +2

Vision transformers face significant computational overheads in high-resolution dense prediction due to the quadratic complexity of self-attention. Linear attention offers efficien…

cs.LG2026

RUBRIC: Realism--Utility Balanced Ranking for Imbalanced Classification

Yanxuan Yu, Dong Liu, Dong liu +11

Class imbalance poses a fundamental challenge in risk-sensitive applications such as fraud detection and medical diagnosis, where minority-class samples are scarce yet critical for…

cs.IR2026

Compute Only Once: UG-Separation for Efficient Large Recommendation Models

Hui Lu, Zheng Chai, Shipeng Bai +15

Driven by scaling laws, recommender systems increasingly rely on larger-scale models to capture complex feature interactions and user behaviors, but this trend also leads to prohib…

cs.DC2026

PiKV: KV Cache Management System for Mixture of Experts

Dong Liu, Yanxuan Yu, Ben Lengerich +1

As large-scale language models continue to scale up in both size and context length, the memory and communication cost of key-value (KV) cache storage has become a major bottleneck…

cs.CV2026

AdaCorrection: Adaptive Offset Cache Correction for Accurate Diffusion Transformers

Dong Liu, Yanxuan Yu, Ben Lengerich +1

Diffusion Transformers (DiTs) achieve state-of-the-art performance in high-fidelity image and video generation but suffer from expensive inference due to their iterative denoising…

cs.CL2026

Thoughts-as-Planning: Latent World Models for Chain-of-Thoughts Optimization via Reinforcement Planning

Dong Liu, Yanxuan Yu, Ying Nian Wu

The success of large language models (LLMs) across diverse NLP tasks has elevated the importance of reasoning chain optimization as a critical step in aligning model behavior with…