Semantic Fields: Open-Vocabulary Spatial Inference from Street-View

Sean Hardesty Lewis, Matt Franchi, Wendy Ju

In Progress, 2026

Searchable.City: An Open-Vocabulary Semantic Atlas

Sean Hardesty Lewis

In Proceedings of SIGGRAPH 2026

A Decentralized Digital Twin via Crowdsourced Sensing and Browser-Based Edge Computation

Sean Hardesty Lewis, Junfeng Jiao, Yiming Xu, Jihyung Park, Connor Phillips

Presented at AAAI 2026 Deployable AI Workshop

Minecraft to 3D: A Pipeline for High‑Fidelity Reconstruction of Minecraft Worlds

Sean Hardesty Lewis

In Proceedings of SIGGRAPH 2025

OpenCityCorpus: A Large-Scale, Harmonized, and LLM-Ready Corpus of Urban Data for Scientific Research

Junfeng Jiao, Sean Hardesty Lewis, Yiming Xu, Jihyung Park, Connor Phillips

Presented at NeurIPS 2025 AI4Science Workshop

From Walled Gardens to Open Streets: A Pipeline for Cross-City Data Harmonization

Sean Hardesty Lewis, Junfeng Jiao

Presented at NeurIPS 2025 UrbanAI Workshop

July 2025

Natural Language Processing Workshop

Break Through Tech AI Workshop

Dec 2024

Agentic Exploration in Games

Cornell Tech Innovation Meets Impact

May 2024

AI Emergency Communication: Deterministic Models for Critical Information

2nd Annual Smart Cities and Generative AI Symposium (Good Systems)

April 2024

Finding the Optimal Way Out: A Study on Bellman's Lost in a Forest Problem

Math for All Conference

March 2024

Using Generative AI for Digital Planning

Good Systems Symposium

March 2024

Multilingual AI-Assisted Emergency Preparedness

Good Systems Symposium

January 2024

Digital Planning for Sustainable Urban Future

Utrecht University, Netherlands (audience included Dr. Michael Batty)

August 2023

AI-Powered Insights: Extracting Value from Complex Data Ecosystems

1st Annual Smart Cities and Generative AI Symposium (Texas Advanced Computing Center)