Search Results for author: Martin Stoll

Found 18 papers, 10 papers with code

Can Vehicle Motion Planning Generalize to Realistic Long-tail Scenarios?

2 code implementations11 Apr 2024 Marcel Hallgarten, Julian Zapata, Martin Stoll, Katrin Renz, Andreas Zell

We assess existing state-of-the-art planners on our benchmark and show that neither rule-based nor learning-based planners can safely navigate the interPlan scenarios.

Autonomous Driving Motion Planning +1

Rethinking Integration of Prediction and Planning in Deep Learning-Based Automated Driving Systems: A Review

no code implementations10 Aug 2023 Steffen Hagedorn, Marcel Hallgarten, Martin Stoll, Alexandru Condurache

We systematically review state-of-the-art deep learning-based prediction, planning, and integrated prediction and planning models.

A weighted subspace exponential kernel for support tensor machines

no code implementations16 Feb 2023 Kirandeep Kour, Sergey Dolgov, Peter Benner, Martin Stoll, Max Pfeffer

High-dimensional data in the form of tensors are challenging for kernel classification methods.

Gibbs-Helmholtz Graph Neural Network: capturing the temperature dependency of activity coefficients at infinite dilution

1 code implementation2 Dec 2022 Edgar Ivan Sanchez Medina, Steffen Linke, Martin Stoll, Kai Sundmacher

The accurate prediction of physicochemical properties of chemical compounds in mixtures (such as the activity coefficient at infinite dilution $\gamma_{ij}^\infty$) is essential for developing novel and more sustainable chemical processes.

A comparison of PINN approaches for drift-diffusion equations on metric graphs

no code implementations15 May 2022 Jan Blechschmidt, Jan-Frederik Pietschman, Tom-Christian Riemer, Martin Stoll, Max Winkler

In this paper we focus on comparing machine learning approaches for quantum graphs, which are metric graphs, i. e., graphs with dedicated edge lengths, and an associated differential operator.

Learning in High-Dimensional Feature Spaces Using ANOVA-Based Fast Matrix-Vector Multiplication

1 code implementation19 Nov 2021 Franziska Nestler, Martin Stoll, Theresa Wagner

We propose the use of an ANOVA kernel, where we construct several kernels based on lower-dimensional feature spaces for which we provide fast algorithms realizing the matrix-vector products.

regression

RaWaNet: Enriching Graph Neural Network Input via Random Walks on Graphs

no code implementations15 Sep 2021 Anahita Iravanizad, Edgar Ivan Sanchez Medina, Martin Stoll

In recent years, graph neural networks (GNNs) have gained increasing popularity and have shown very promising results for data that are represented by graphs.

Graph Learning

An Empirical Study of Graph-Based Approaches for Semi-Supervised Time Series Classification

1 code implementation16 Apr 2021 Dominik Alfke, Miriam Gondos, Lucile Peroche, Martin Stoll

Among the many time series learning tasks of great importance, we here focus on semi-supervised learning based on a graph representation of the data.

Binary Classification General Classification +2

Semi-supervised Learning for Aggregated Multilayer Graphs Using Diffuse Interface Methods and Fast Matrix Vector Products

1 code implementation10 Jul 2020 Kai Bergermann, Martin Stoll, Toni Volkmer

We generalize a graph-based multiclass semi-supervised classification technique based on diffuse interface methods to multilayer graphs.

Image Segmentation Semantic Segmentation

Efficient Structure-preserving Support Tensor Train Machine

1 code implementation12 Feb 2020 Kirandeep Kour, Sergey Dolgov, Martin Stoll, Peter Benner

An increasing amount of collected data are high-dimensional multi-way arrays (tensors), and it is crucial for efficient learning algorithms to exploit this tensorial structure as much as possible.

Classification

A literature survey of matrix methods for data science

no code implementations17 Dec 2019 Martin Stoll

Efficient numerical linear algebra is a core ingredient in many applications across almost all scientific and industrial disciplines.

Improved penalty algorithm for Mixed Integer PDE Constrained Optimization Problems

no code implementations15 Jul 2019 Dominik Garmatter, Margherita Porcelli, Francesco Rinaldi, Martin Stoll

Optimal control problems including partial differential equation (PDE) as well as integer constraints merge the combinatorial difficulties of integer programming and the challenges related to large-scale systems resulting from discretized PDEs.

Numerical Analysis Numerical Analysis Optimization and Control 65K05, 90C06, 90C11, 93C20, 90C51

Semi-Supervised Classification on Non-Sparse Graphs Using Low-Rank Graph Convolutional Networks

2 code implementations24 May 2019 Dominik Alfke, Martin Stoll

Graph Convolutional Networks (GCNs) have proven to be successful tools for semi-supervised learning on graph-based datasets.

General Classification

Generalizing diffuse interface methods on graphs: non-smooth potentials and hypergraphs

no code implementations18 Nov 2016 Jessica Bosch, Steffen Klamt, Martin Stoll

Additionally, we show that the diffuse interface method can be used for the segmentation of data coming from hypergraphs.

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