activity
20232026
collaborators

5 papers

cs.CV2026

LAST: Leveraging Tools as Hints to Enhance Spatial Reasoning for Multimodal Large Language Models

Shi-Yu Tian, Zhi Zhou, Kun-Yang Yu +5

Spatial reasoning is a cornerstone capability for intelligent systems to perceive and interact with the physical world. However, multimodal large language models (MLLMs) frequently…

cs.LG2026

MapTab: A Diagnostic Benchmark for Long-Horizon Multi-Criteria Multimodal Reasoning on Heterogeneous Topological Graphs

Ziqiao Shang, Ling-Yue Ge, Zian Xu +10

Systematically evaluating Multimodal Large Language Models (MLLMs) is essential for advancing Artificial General Intelligence (AGI). Yet existing benchmarks remain inadequate for r…

cs.IR2025

Variational Bayesian Personalized Ranking

Bin Liu, Xiaohong Liu, Qin Luo +7

Pairwise learning underpins implicit collaborative filtering, yet its effectiveness is often hindered by sparse supervision, noisy interactions, and popularity-driven exposure bias…

cs.CV2024

Learning Contrastive Feature Representations for Facial Action Unit Detection

Ziqiao Shang, Bin Liu, Fengmao Lv +3

For the Facial Action Unit (AU) detection task, accurately capturing the subtle facial differences between distinct AUs is essential for reliable detection. Additionally, AU detect…

cs.CV2023

Boosting Facial Action Unit Detection Through Jointly Learning Facial Landmark Detection and Domain Separation and Reconstruction

Ziqiao Shang, Li Yu

Recently how to introduce large amounts of unlabeled facial images in the wild into supervised Facial Action Unit (AU) detection frameworks has become a challenging problem. In thi…