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Wenbo Lu

5 accepted papers

2026

HilbertA: Hilbert-Curve–Aligned Sparse Attention for 2D Structured Data

ICML 2026poster

Designing sparse attention for 2-dimensional image data in diffusion models and vision-language models requires reconciling spatial locality with hardware-efficient execution, a fundamental trade-off that existing methods struggle to resolve. Prior approaches preserve 2D structure through handcrafte…

Cited by 0SourceScholar
2026

Navigating the Energy Landscape of Collaboration: Multi-Agent Communication Graph Generation via Score-Based Diffusion

ICML 2026poster

The collective intelligence of Large Language Model (LLM)-based Multi-Agent Systems (MAS) is fundamentally governed by the underlying communication graph. However, discovering task-adaptive structures within this combinatorial search space remains a significant challenge. Existing methods, ranging f…

Cited by 0SourceScholar
2026

RapTB: Rooted Absorbed Trajectory Balance with Submodular Replay for Stable Autoregressive GFlowNet Training

ICML 2026poster

Generative Flow Networks (GFlowNets) enable fine-tuning large language models to approximate reward-proportional posteriors, but they remain prone to mode collapse, manifesting as prefix collapse and length bias. We attribute this to two factors: (i) weak credit assignment to early prefixes, and (ii…

Cited by 0SourceScholar
2025

IE-PMMA:Point Cloud Completion Through Inverse Edge-aware Upsampling and Precise Multi-Modal Feature Alignment

IJCAI 2025

Point cloud completion is a crucial task in 3D computer vision. Multi-modal completion approaches have gained attention among the popular two-stage point cloud completion methods. However, there is a notable lack of research focused on accurately aligning data from different modalities within these

Cited by 0SourcePDFScholar