collaborators

5 papers

cs.CV2025

InpaintDPO: Mitigating Spatial Relationship Hallucinations in Foreground-conditioned Inpainting via Diverse Preference Optimization

Qirui Li, Yizhe Tang, Ran Yi +5

Foreground-conditioned inpainting, which aims at generating a harmonious background for a given foreground subject based on the text prompt, is an important subfield in controllabl…

cs.CV2025

Compact Attention: Exploiting Structured Spatio-Temporal Sparsity for Fast Video Generation

Qirui Li, Guangcong Zheng, Qi Zhao +4

The computational demands of self-attention mechanisms pose a critical challenge for transformer-based video generation, particularly in synthesizing ultra-long sequences. Current…

cs.CV2025

VRBench: A Benchmark for Multi-Step Reasoning in Long Narrative Videos

Jiashuo Yu, Yue Wu, Meng Chu +14

We present VRBench, the first long narrative video benchmark crafted for evaluating large models' multi-step reasoning capabilities, addressing limitations in existing evaluations…

cs.CR2025

CAT: A GPU-Accelerated FHE Framework with Its Application to High-Precision Private Dataset Query

Qirui Li, Rui Zong

We introduce an open-source GPU-accelerated fully homomorphic encryption (FHE) framework CAT, which surpasses existing solutions in functionality and efficiency. \emph{CAT} feature…

cs.LG2020

Learning by Sampling and Compressing: Efficient Graph Representation Learning with Extremely Limited Annotations

Xiaoming Liu, Qirui Li, Chao Shen +3

Graph convolution network (GCN) attracts intensive research interest with broad applications. While existing work mainly focused on designing novel GCN architectures for better per…