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20242026
most citedUncertainty-Aware PCA for Arbitrarily Distributed Data Modeled by Gaussian Mixture Models

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cs.GR2024

Progressive Glimmer: Expanding Dimensionality in Multidimensional Scaling

Marina Evers, David Hägele, Sören Döring +1

Progressive dimensionality reduction algorithms allow for visually investigating intermediate results, especially for large data sets. While different algorithms exist that progres…

cs.MM2024

Maximum entropy and quantized metric models for absolute category ratings

Dietmar Saupe, Krzysztof Rusek, David Hägele +2

The datasets of most image quality assessment studies contain ratings on a categorical scale with five levels, from bad (1) to excellent (5). For each stimulus, the number of ratin…

cs.HC2024

UADAPy: An Uncertainty-Aware Visualization and Analysis Toolbox

Patrick Paetzold, David Hägele, Marina Evers +2

Current research provides methods to communicate uncertainty and adapts classical algorithms of the visualization pipeline to take the uncertainty into account. Various existing vi…

cs.HC2024

Visual Compositional Data Analytics for Spatial Transcriptomics

David Hägele, Yuxuan Tang, Daniel Weiskopf

For the Bio+Med-Vis Challenge 2024, we propose a visual analytics system as a redesign for the scatter pie chart visualization of cell type proportions of spatial transcriptomics d…

cs.HC2024

Bridging Quantitative and Qualitative Methods for Visualization Research: A Data/Semantics Perspective in Light of Advanced AI

Daniel Weiskopf

This paper revisits the role of quantitative and qualitative methods in visualization research in the context of advancements in artificial intelligence (AI). The focus is on how w…

cs.LG2024

Out-of-Core Dimensionality Reduction for Large Data via Out-of-Sample Extensions

Luca Reichmann, David Hägele, Daniel Weiskopf

Dimensionality reduction (DR) is a well-established approach for the visualization of high-dimensional data sets. While DR methods are often applied to typical DR benchmark data se…