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cs.LG2026
Disentangling Shared and Target-Enriched Topics via Background-Contrastive Non-negative Matrix Factorization
Yixuan Li, Archer Y. Yang, Yue Li
Biological signals of interest in high-dimensional data are often masked by dominant variation shared across conditions. This variation, arising from baseline biological structure…
cs.LG2023
MixEHR-SurG: a joint proportional hazard and guided topic model for inferring mortality-associated topics from electronic health records
Yixuan Li, Archer Y. Yang, Ariane Marelli +1
Survival models can help medical practitioners to evaluate the prognostic importance of clinical variables to patient outcomes such as mortality or hospital readmission and subsequ…