collaborators

5 papers

cs.LG2026

OncoSynth: Synthetic data generation for treatment effect estimation in oncology

Octavia-Andreea Ciora, Julian Welzel, Dennis Frauen +6

In oncology, access to patient-level data is often restricted. Synthetic data provides an alternative for analyzing treatment effectiveness, but existing methods for synthetic data…

cs.LG2026

Causal methods for LLM development and evaluation

Dennis Frauen, Marie Brockschmidt, Konstantin Hess +10

Large language model (LLM) development is currently driven by large-scale empirical iteration over data mixtures, reward models, routing strategies, and evaluation pipelines. Here,…

stat.ML2026

Amortizing Causal Sensitivity Analysis via Prior Data-Fitted Networks

Emil Javurek, Dennis Frauen, Marie Brockschmidt +2

Causal sensitivity analysis aims to provide bounds for causal effect estimates in the presence of unobserved confounding. However, existing methods for causal sensitivity analysis…

cs.LG2026

ConfoundingSHAP: Quantifying confounding strength in causal inference

Marie Brockschmidt, Santo M. A. R. Thies, Maresa Schröder +5

In causal inference, confounders are variables that influence both treatment decisions and outcomes. However, unlike as in randomized clinical trials, the treatment assignment mech…

cs.LG2026

SurvDiff: A Diffusion Model for Generating Synthetic Data in Survival Analysis

Marie Brockschmidt, Maresa Schröder, Stefan Feuerriegel

Survival analysis is a cornerstone of clinical research by modeling time-to-event outcomes such as metastasis, disease relapse, or patient death. Unlike standard tabular data, surv…