3 papers
cs.HC2026
Impacts of aspect ratio on task accuracy in parallel coordinates
Hugh Garner, Sara Johansson Fernstad
Parallel coordinates plots (PCPs) are a widely used visualization method, particularly for exploratory analysis. Previous studies show that PCPs perform much more poorly for estima…
cs.GR2025
To Measure What Isn't There -- Visual Exploration of Missingness Structures Using Quality Metrics
Sara Johansson Fernstad, Sarah Alsufyani, Silvia Del Din +2
This paper contributes a set of quality metrics for identification and visual analysis of structured missingness in high-dimensional data. Missing values in data are a frequent cha…
cs.HC2024
Visualization of missing data: a state-of-the-art survey
Sarah Alsufyani, Matthew Forshaw, Sara Johansson Fernstad
Missing data, the data value that is not recorded for a variable, occurs in almost all statistical analyses and may be caused by many reasons, such as lack of collection or a lack…