collaborators

5 papers

cs.HC2026

A Typology of Decision-Making Tasks for Visualization

Camelia D. Brumar, Sam Molnar, Gabriel Appleby +2

Despite decision-making being a vital goal of data visualization, little work has been done to differentiate decision-making tasks within the field. While visualization task taxono…

cs.LG2025

The Role of Visualization in LLM-Assisted Knowledge Graph Systems: Effects on User Trust, Exploration, and Workflows

Harry Li, Gabriel Appleby, Kenneth Alperin +2

Knowledge graphs (KGs) are powerful data structures, but exploring them effectively remains difficult for even expert users. Large language models (LLMs) are increasingly used to a…

cs.HC2025

Mitigating LLM Hallucinations with Knowledge Graphs: A Case Study

Harry Li, Gabriel Appleby, Kenneth Alperin +2

High-stakes domains like cyber operations need responsible and trustworthy AI methods. While large language models (LLMs) are becoming increasingly popular in these domains, they s…

cs.HC2025

Are Metrics Enough? Guidelines for Communicating and Visualizing Predictive Models to Subject Matter Experts

Ashley Suh, Gabriel Appleby, Erik W. Anderson +3

Presenting a predictive model's performance is a communication bottleneck that threatens collaborations between data scientists and subject matter experts. Accuracy and error metri…

cs.CL2025

LinkQ: An LLM-Assisted Visual Interface for Knowledge Graph Question-Answering

Harry Li, Gabriel Appleby, Ashley Suh

We present LinkQ, a system that leverages a large language model (LLM) to facilitate knowledge graph (KG) query construction through natural language question-answering. Traditiona…