4 papers
Marks, Channels, and Dead Ends: Stop Running Graphical Perception Studies and Start Modeling Visualizations as Images
Khairi Reda, Shambhawi Sharma, Luc Renambot +2
Graphical perception studies are the visualization community's preferred tool for evaluating visualizations. By measuring how accurately people interpret arrangements of visual mar…
Designing a Lightweight GenAI Interface for Visual Data Analysis
Ratanond Koonchanok, Alex Kale, Khairi Reda
Recent advances in Generative AI have transformed how users interact with data analysis through natural language interfaces. However, many systems rely too heavily on LLMs, creatin…
Color-Name Aware Optimization to Enhance the Perception of Transparent Overlapped Charts
Kecheng Lu, Lihang Zhu, Yunhai Wang +3
Transparency is commonly utilized in visualizations to overlay color-coded histograms or sets, thereby facilitating the visual comparison of categorical data. However, these charts…
Could Humans Outshine AI in Visual Data Analysis?
Ratanond Koonchanok, Khairi Reda
People often use visualizations not only to explore a dataset but also to draw generalizable conclusions about underlying models or phenomena. While previous research has viewed de…