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AssemblyBench: Physics-Aware Assembly of Complex Industrial Objects

AssemblyBench: Physics-Aware Assembly of Complex Industrial Objects

We introduce AssemblyBench, a synthetic dataset of industrial objects with multimodal instruction manuals, corresponding 3D part models, and part assembly trajectories. We also propose a transformer-based model, which uses the instructional data to predict part assembly process.

LLM + Creative Industry

Early-stage architecture design assistance by LLMs and knowledge graphs

Early-stage architecture design assistance by LLMs and knowledge graphs

How to handle multi-modal design data in LLM-based question-answering frameworks? We combines a custom architecture-focused knowledge graph with retrieval-augmented generation to assist novel architects using precedent design references.

Cardiverse: Harnessing LLMs for Novel Card Game Prototyping

Cardiverse: Harnessing LLMs for Novel Card Game Prototyping

How to create game prototypes that are both novel and playable? Cardiverse proposes an LLM-powered framework with graph knowledge base and self-play heuritic ensembles to achieve the two goals respectively.

Pedestrian Modeling

Microscopic modeling of attention-based movement behaviors

Microscopic modeling of attention-based movement behaviors

How will attention affect walking speed in retail areas? We model how pedestrians will be attracted to environmental objects and how this will slow down their walking speed. Then we show how our model can help optimize the design of retail areas in transportation hubs.

TrajDiffuse: A Conditional Diffusion Model for Environment-Aware Trajectory Prediction

We form the trajectory prediction problem as a denoising impaint task and design a map-based guidance term for the diffusion process. It generates trajectory predictions that adheres almost perfectly to environmental constraints.

Learning from Synthetic Human Group Activities

A synthetic data generator for multi-view multi-group multi-person human atomic actions and group activities, which facilitates the learning of human-centered tasks across single-person, multi-person, and multi-group conditions.

Teaching

Work Experience