activity
20182023
most citedA Hybrid Solution Method for the Capacitated Vehicle Routing Problem Using a Quantum Annealer

191 citations · 227 across the 13 of their papers we have counts for

collaborators

14 papers

quant-ph2023★ 10 cited

Towards Transfer Learning for Large-Scale Image Classification Using Annealing-based Quantum Boltzmann Machines

Daniëlle Schuman, Leo Sünkel, Philipp Altmann +4

Quantum Transfer Learning (QTL) recently gained popularity as a hybrid quantum-classical approach for image classification tasks by efficiently combining the feature extraction cap…

quant-ph2023★ 8 cited

Hybrid Quantum Machine Learning Assisted Classification of COVID-19 from Computed Tomography Scans

Leo Sünkel, Darya Martyniuk, Julia J. Reichwald +5

Practical quantum computing (QC) is still in its infancy and problems considered are usually fairly small, especially in quantum machine learning when compared to its classical cou…

quant-ph2023★ 9 cited

SEQUENT: Towards Traceable Quantum Machine Learning using Sequential Quantum Enhanced Training

Philipp Altmann, Leo Sünkel, Jonas Stein +3

Applying new computing paradigms like quantum computing to the field of machine learning has recently gained attention. However, as high-dimensional real-world applications are not…

quant-ph2022★ 1 cited

Optimization of QKD Networks with Classical and Quantum Annealing

Bob Godar, Christoph Roch, Jonas Stein +5

This paper analyses a classical and a quantum annealing approach to compute the minimum deployment of Quantum Key Distribution (QKD) hardware in a tier 1 provider network. The ense…

cs.LG2022★ 3 cited

Black Box Optimization Using QUBO and the Cross Entropy Method

Jonas Nüßlein, Christoph Roch, Thomas Gabor +3

Black-box optimization (BBO) can be used to optimize functions whose analytic form is unknown. A common approach to realising BBO is to learn a surrogate model which approximates t…

cs.AI2021

Towards Multi-Agent Reinforcement Learning using Quantum Boltzmann Machines

Tobias Müller, Christoph Roch, Kyrill Schmid +1

Reinforcement learning has driven impressive advances in machine learning. Simultaneously, quantum-enhanced machine learning algorithms using quantum annealing underlie heavy devel…

cs.AI2020★ 3 cited

A Flexible Pipeline for the Optimization of CSG Trees

Markus Friedrich, Christoph Roch, Sebastian Feld +2

CSG trees are an intuitive, yet powerful technique for the representation of geometry using a combination of Boolean set-operations and geometric primitives. In general, there exis…

quant-ph2020★ 1 cited

The Holy Grail of Quantum Artificial Intelligence: Major Challenges in Accelerating the Machine Learning Pipeline

Thomas Gabor, Leo Sünkel, Fabian Ritz +5

We discuss the synergetic connection between quantum computing and artificial intelligence. After surveying current approaches to quantum artificial intelligence and relating them…

quant-ph2020

Cross Entropy Hyperparameter Optimization for Constrained Problem Hamiltonians Applied to QAOA

Christoph Roch, Alexander Impertro, Thomy Phan +3

Hybrid quantum-classical algorithms such as the Quantum Approximate Optimization Algorithm (QAOA) are considered as one of the most encouraging approaches for taking advantage of n…

cs.LG2019★ 1 cited

Soccer Team Vectors

Robert Müller, Stefan Langer, Fabian Ritz +3

In this work we present STEVE - Soccer TEam VEctors, a principled approach for learning real valued vectors for soccer teams where similar teams are close to each other in the resu…

cs.AI2019

Adaptive Thompson Sampling Stacks for Memory Bounded Open-Loop Planning

Thomy Phan, Thomas Gabor, Robert Müller +2

We propose Stable Yet Memory Bounded Open-Loop (SYMBOL) planning, a general memory bounded approach to partially observable open-loop planning. SYMBOL maintains an adaptive stack o…

cs.GT2019

A Quantum Annealing Algorithm for Finding Pure Nash Equilibria in Graphical Games

Christoph Roch, Thomy Phan, Sebastian Feld +3

We introduce Q-Nash, a quantum annealing algorithm for the NP-complete problem of Fnding pure Nash equilibria in graphical games. The algorithm consists of two phases. The first ph…

cs.ET2019

Assessing Solution Quality of 3SAT on a Quantum Annealing Platform

Thomas Gabor, Sebastian Zielinski, Sebastian Feld +6

When solving propositional logic satisfiability (specifically 3SAT) using quantum annealing, we analyze the effect the difficulty of different instances of the problem has on the q…

quant-ph2018★ 191 cited

A Hybrid Solution Method for the Capacitated Vehicle Routing Problem Using a Quantum Annealer

Sebastian Feld, Christoph Roch, Thomas Gabor +5

The Capacitated Vehicle Routing Problem (CVRP) is an NP-optimization problem (NPO) that has been of great interest for decades for both, science and industry. The CVRP is a variant…