6–11 Dec 2026
Stellenbosch University
Africa/Johannesburg timezone

Quantum-efficient architecture within a hybrid neural pipeline for speech enhancement

Not scheduled
20m
Jan Mouton Learning Centre (Stellenbosch University)

Jan Mouton Learning Centre

Stellenbosch University

Poster

Speaker

Marius-Alexandru Olaru (Alexandru Ioan Cuza's University of Iasi)

Description

Current research increasingly focuses on integrating parameterized quantum circuits into neural networks to create hybrid models capable of achieving performance competitive with classical counterparts—yet with fewer parameters—in machine learning tasks. However, optimizing the quantum architecture remains a bottleneck for the advancement of hybrid models. Our study proposes an efficient hybrid pipeline for speech enhancement, trained and validated in controlled and constrained environments. The results demonstrate the competitive performance of the proposed hybrid pipeline—comprising four parallel parameterized circuits and four qubits—which employs the Hybrid Cyclic Weight Sharing (HCWS) technique for optimal sharing of trainable quantum parameters across the quantum module, as well as the Data Re-Uploading (ReU) technique, which contributes to the model's expressiveness by inducing nonlinearity.

Topic Hybrid quantum-classical approaches for learning and optimization
Additional Topic Quantum variational circuits and their applications

Authors

Marius-Alexandru Olaru (Alexandru Ioan Cuza's University of Iasi) Prof. Adrian Iftene (Alexandru Ioan Cuza's University of Iasi)

Presentation materials

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