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Christoph Staudt

5 accepted papers

2026

Proof Systems for Tensor-based Model Counting

AAAI 2026technical

Solving the model counting problem #SAT, asking for the number of satisfying assignments of a propositional formula, has been explored intensively and has gathered its own community. While most existing solvers are based on knowledge compilation, another promising approach is through contraction in

Cited by 0SourcePDFScholar
2025

Exploiting Dynamic Sparsity in Einsum

NeurIPS 2025poster

Einsum expressions specify an output tensor in terms of several input tensors. They offer a simple yet expressive abstraction for many computational tasks in artificial intelligence and beyond. However, evaluating einsum expressions poses hard algorithmic problems that depend on the representation o…

Cited by 0SourceScholar
2024

Einsum Benchmark: Enabling the Development of Next-Generation Tensor Execution Engines

NeurIPS 2024poster

Modern artificial intelligence and machine learning workflows rely on efficient tensor libraries. However, tuning tensor libraries without considering the actual problems they are meant to execute can lead to a mismatch between expected performance and the actual performance. Einsum libraries are tu…

Cited by 1SourcePDFScholar
2024

Model Counting and Sampling via Semiring Extensions

AAAI 2024technical

Many decision and optimization problems have natural extensions as counting problems. The best known example is the Boolean satisfiability problem (SAT), where we want to count the satisfying assignments of truth values to the variables, which is known as the #SAT problem. Likewise, for discrete opt…

Cited by 3SourcePDFScholar
2021

Method of Moments for Topic Models with Mixed Discrete and Continuous Features

IJCAI 2021poster

Topic models are characterized by a latent class variable that represents the different topics. Traditionally, their observable variables are modeled as discrete variables like, for instance, in the prototypical latent Dirichlet allocation (LDA) topic model. In LDA, words in text documents are enco…

Cited by 1SourcePDFScholar