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20192025
most citedQuantum Annealing vs. QAOA: 127 Qubit Higher-Order Ising Problems on NISQ Computers

53 citations · 186 across the 25 of their papers we have counts for

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Showing 2024Show all

6 papers · 1 filter

math.OC2024

Classical Combinatorial Optimization Scaling for Random Ising Models on 2D Heavy-Hex Graphs

Elijah Pelofske, Andreas Bärtschi, Stephan Eidenbenz

Motivated by near term quantum computing hardware limitations, combinatorial optimization problems that can be addressed by current quantum algorithms and noisy hardware with littl…

cs.LG2024

Generative Discrete Event Process Simulation for Hidden Markov Models to Predict Competitor Time-to-Market

Nandakishore Santhi, Stephan Eidenbenz, Brian Key +1

We study the challenge of predicting the time at which a competitor product, such as a novel high-capacity EV battery or a new car model, will be available to customers; as new inf…

quant-ph2024

Quantum Approximate Optimization: A Computational Intelligence Perspective

Christo Meriwether Keller, Satyajayant Misra, Andreas Bärtschi +1

Quantum computing is an emerging field on the multidisciplinary interface between physics, engineering, and computer science with the potential to make a large impact on computatio…

quant-ph2024★ 3 cited

Potential Applications of Quantum Computing at Los Alamos National Laboratory

Andreas Bärtschi, Francesco Caravelli, Carleton Coffrin +16

The emergence of quantum computing technology over the last decade indicates the potential for a transformational impact in the study of quantum mechanical systems. It is natural t…

quant-ph2024★ 2 cited

Graph Neural Networks for Parameterized Quantum Circuits Expressibility Estimation

Shamminuj Aktar, Andreas Bärtschi, Diane Oyen +2

Parameterized quantum circuits (PQCs) are fundamental to quantum machine learning (QML), quantum optimization, and variational quantum algorithms (VQAs). The expressibility of PQCs…

quant-ph2024★ 11 cited

Trainability Barriers in Low-Depth QAOA Landscapes

Joel Rajakumar, John Golden, Andreas Bärtschi +1

The Quantum Alternating Operator Ansatz (QAOA) is a prominent variational quantum algorithm for solving combinatorial optimization problems. Its effectiveness depends on identifyin…