6 papers
GeoVisA11y: An AI-based Geovisualization Question-Answering System for Screen-Reader Users
Chu Li, Rock Yuren Pang, Arnavi Chheda-Kothary +4
Geovisualizations are powerful tools for communicating spatial information, but are inaccessible to screen-reader users. To address this limitation, we present GeoVisA11y, an LLM-b…
"Where Can I Park?" Understanding Human Perspectives and Scalably Detecting Disability Parking from Aerial Imagery
Jared Hwang, Chu Li, Hanbyul Kang +2
Accessible parking is critical for people with disabilities (PwDs), allowing equitable access to destinations, independent mobility, and community participation. Despite mandates,…
FlyMeThrough: Human-AI Collaborative 3D Indoor Mapping with Commodity Drones
Xia Su, Ruiqi Chen, Jingwei Ma +2
Indoor mapping data is crucial for routing, navigation, and building management, yet such data are widely lacking due to the manual labor and expense of data collection, especially…
Interactive Reasoning: Visualizing and Controlling Chain-of-Thought Reasoning in Large Language Models
Rock Yuren Pang, K. J. Kevin Feng, Shangbin Feng +5
The output quality of large language models (LLMs) can be improved via "reasoning": generating segments of chain-of-thought (CoT) content to further condition the model prior to pr…
Accessibility for Whom? Perceptions of Sidewalk Barriers Across Disability Groups and Implications for Designing Personalized Maps
Chu Li, Rock Yuren Pang, Delphine Labbé +3
Despite diverse mobility needs worldwide, existing mapping tools fail to address the varied experiences of different mobility device users. This paper presents a large-scale online…
AltGeoViz: Facilitating Accessible Geovisualization
Chu Li, Rock Yuren Pang, Ather Sharif +3
Geovisualizations are powerful tools for exploratory spatial analysis, enabling sighted users to discern patterns, trends, and relationships within geographic data. However, these…