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categorical data visualization 1dimensionality reduction 1exploratory analysis 1heatmaps 1homals embedding 1

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stat.ML2026

cGAP: Generalized Association Plots with HOMALS-Guided Heatmaps for Visualization of High-Dimensional Categorical Data

Chun-houh Chen, Shun-Chuan Chang, Chiun-How Kao +5

The paper presents cGAP, a visualization framework that uses HOMALS embeddings and heatmaps to display high‑dimensional categorical data while preserving the original data matrix a…