activity
20242026
most citedState-Averaged Orbital-Optimized VQE: A quantum algorithm for the democratic description of ground and excited electronic states

4 citations · 4 across the 9 of their papers we have counts for

collaborators

12 papers

quant-ph2026

Hybrid Quantum-Classical Optimization for Emergency-Priority Traffic Signal Control

Silvie Illésová, Vojtěch Novák

Emergency-priority traffic signal control requires reducing emergency-vehicle delay while limiting disruption to ordinary traffic. This work investigates a finite-horizon QUBO form…

quant-ph2026

Reducing QUBO Complexity in Drone Delivery Through Classical Feasibility Preprocessing

Silvie Illésová, Vojtěch Novák, Martin Beseda

Drone-delivery planning combines routing decisions with operational constraints such as payload capacity and limited onboard energy, resulting in combinatorial optimization problem…

quant-ph2026

Optimization Geometry of QAOA and Variational Quantum Algorithms

Vojtěch Novák, Ivan Zelinka, Silvie Illésová +2

Variational quantum algorithms turn choices of Hamiltonian, ansatz, and parameterization into a classical nonconvex optimization problem. We study how this objective function can b…

quant-ph2026

A Semantic Framework for Reproducible Variational Quantum Algorithm Execution Records

Silvie Illésová, Martin Beseda

Variational quantum algorithms are hybrid quantum-classical workflows whose results depend on many interacting choices, including the ansatz, Hamiltonian, optimizer, backend, shot…

quant-ph2025

Classical Optimization Strategies for Variational Quantum Algorithms: A Systematic Study of Noise Effects and Parameter Efficiency

Tomáš Bezděk, Haomu Yuan, Vojtěch Novák +2

This study systematically benchmarks classical optimization strategies for the Quantum Approximate Optimization Algorithm when applied to Generalized Mean-Variance Problems under n…

quant-ph2025

Reliable Optimization Under Noise in Quantum Variational Algorithms

Vojtěch Novák, Silvie Illésová, Tomáš Bezděk +2

The optimization of Variational Quantum Eigensolver is severely challenged by finite-shot sampling noise, which distorts the cost landscape, creates false variational minima, and i…

quant-ph2025

From Classical to Hybrid: A Practical Framework for Quantum-Enhanced Learning

Silvie Illésová, Tomáš Bezděk, Vojtěch Novák +3

This work addresses the challenge of enabling practitioners without quantum expertise to transition from classical to hybrid quantum-classical machine learning workflows. We propos…

quant-ph2025

Statistical Benchmarking of Optimization Methods for Variational Quantum Eigensolver under Quantum Noise

Silvie Illésová, Tomáš Bezděk, Vojtěch Novák +2

This work investigates the performance of numerical optimization algorithms applied to the State-Averaged Orbital-Optimized Variational Quantum Eigensolver for the H2 molecule unde…

quant-ph2025

Leveraging Quantum Layers in Classical Neural Networks

Silvie Illésová

Hybrid quantum-classical neural networks represent a promising frontier in the search for improved machine learning models. This thesis explores the integration of quantum layers w…

quant-ph2025

QMetric: Benchmarking Quantum Neural Networks Across Circuits, Features, and Training Dimensions

Silvie Illésová, Tomasz Rybotycki, Martin Beseda

As hybrid quantum-classical models gain traction in machine learning, there is a growing need for tools that assess their effectiveness beyond raw accuracy. We present QMetric, a P…

quant-ph2025

On the Importance of Fundamental Properties in Quantum-Classical Machine Learning Models

Silvie Illésová, Tomasz Rybotycki, Piotr Gawron +1

We present a systematic study of how quantum circuit design, specifically the depth of the variational ansatz and the choice of quantum feature mapping, affects the performance of…

quant-ph2024★ 4 cited

State-Averaged Orbital-Optimized VQE: A quantum algorithm for the democratic description of ground and excited electronic states

Martin Beseda, Silvie Illésová, Saad Yalouz +1

The electronic structure problem is one of the main problems in modern theoretical chemistry. While there are many already-established methods both for the problem itself and its a…