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Probabilistic Inference and Generative Modeling

Probabilistic Inference and Generative Modeling

The Probabilistic Inference and Generative Modeling group focuses on the development of fundamental algorithms for learning and inference in complex probabilistic models. The group’s research is guided by a principled, mathematically sound approach, with a strong emphasis on robustness and scalability to high-dimensional settings.

A central goal of the group is to design algorithms that serve as reliable building blocks for downstream applications, including reinforcement learning and imitation learning. To this end, the group primarily investigates modern generative modeling techniques, with a particular focus on diffusion models and flow-based models.

In addition, the group actively researches trust-region methods, which aim to provide stable and well-behaved update schemes for training generative models. These methods play a key role in improving convergence, stability, and reliability, especially in large-scale or sensitive learning scenarios.

Key Areas

  • Sampling methods
  • Diffusion and flow models
  • Trust-region methods

Members

Denis Blessing

Variational Inference, Latent Variable Models, Diffusion Models.

Serge Thilges

Reinforcement Learning, Diffusion Models, Dexterous Hands.

Publications

2026

Learning Boltzmann Generators via Constrained Mass Transport

Learning Boltzmann Generators via Constrained Mass Transport

Christopher von Klitzing, Denis Blessing, Henrik Schopmans, Pascal Friederich, Gerhard Neumann
ICLR · 2026

2025

End-To-End Learning of Gaussian Mixture Priors for Diffusion Sampler

End-To-End Learning of Gaussian Mixture Priors for Diffusion Sampler

Denis Blessing, Xiaogang Jia, Gerhard Neumann
ICLR · 2025
Trust Region Constrained Measure Transport in Path Space for Stochastic Optimal Control and Inference

Trust Region Constrained Measure Transport in Path Space for Stochastic Optimal Control and Inference

Denis Blessing, Julius Berner, Lorenz Richter, Carles Domingo-Enrich, Yuanqi Du, Arash Vahdat, Gerhard Neumann
NeurIPS · 2025 Spotlight
Underdamped diffusion bridges with applications to sampling

Underdamped diffusion bridges with applications to sampling

Denis Blessing, Julius Berner, Lorenz Richter, Gerhard Neumann
ICLR · 2025