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Christoph Jürgen Hemmer

4 accepted papers

2026

Position: Why a Dynamical Systems Perspective is Needed to Advance Time Series Modeling

ICML 2026poster

Time series (TS) modeling has come a long way from early statistical, mainly linear, approaches to the current trend in TS foundation models. With a lot of hype and industrial demand in this field, it is not always clear how much progress there really is. To advance TS forecasting and analysis to th…

Cited by 3SourceScholar
2025

True Zero-Shot Inference of Dynamical Systems Preserving Long-Term Statistics

NeurIPS 2025poster

Complex, temporally evolving phenomena, from climate to brain activity, are governed by dynamical systems (DS). DS reconstruction (DSR) seeks to infer generative surrogate models of these from observed data, reproducing their long-term behavior. Existing DSR approaches require purpose-training for a…

Cited by 0SourceScholar
2024

Almost-Linear RNNs Yield Highly Interpretable Symbolic Codes in Dynamical Systems Reconstruction

NeurIPS 2024poster

Dynamical systems theory (DST) is fundamental for many areas of science and engineering. It can provide deep insights into the behavior of systems evolving in time, as typically described by differential or recursive equations. A common approach to facilitate mathematical tractability and interpreta…

2024

Optimal Recurrent Network Topologies for Dynamical Systems Reconstruction

ICML 2024poster

In dynamical systems reconstruction (DSR) we seek to infer from time series measurements a generative model of the underlying dynamical process. This is a prime objective in any scientific discipline, where we are particularly interested in parsimonious models with a low parameter load. A common str…