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Josep Lumbreras

Observed names: Josep Lumbreras Zarapico, Lumbreras, Josep
ORCID: 0009-0002-3541-6148
Observed ORCID: 0009-0002-3541-6148
OpenAlex ID: A5076789740
Multi-armed quantum bandits: Exploration versus exploitation when learning properties of quantum states
2022 · Josep Lumbreras, Erkka Haapasalo, et al. · Quantum · 27
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Learning pure quantum states almost without regret
2026 · Josep Lumbreras, Mikhail Terekhov, et al. · npj Quantum Information · 14
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Learning finitely correlated states: stability of the spectral reconstruction
2023 · Fanizza, Marco, Galke, Niklas, et al. · HAL · 13
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Quantum contextual bandits and recommender systems for quantum data
2024 · Shrigyan Brahmachari, Josep Lumbreras, et al. · Quantum Machine Intelligence · 10
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Quantum Theory in Finite Dimension Cannot Explain Every General Process with Finite Memory
2024 · Marco Fanizza, Josep Lumbreras, et al. · Communications in Mathematical Physics · 4
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Reinforcement learning for quantum processes with memory
2026 · Lumbreras, Josep, Huang, Ruo Cheng, et al. · arXiv (Cornell University) · 3
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An Irreducible Quantum Advantage in Aligning World Models with Reality
2026 · Lumbreras, Josep, Ma, Hailan, et al. · arXiv (Cornell University) · 2
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Linear bandits with polylogarithmic minimax regret
2024 · Lumbreras, Josep, Tomamichel, Marco · arXiv (Cornell University) · 2
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Learning Pure Quantum States in Any Dimension (Almost) Without Regret
2026 · Lumbreras, Josep, Tomamichel, Marco · arXiv (Cornell University) · 1
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Quantum Tilted Loss in Variational Optimization: Theory and Applications
2026 · Qiu, Yixian, Lumbreras, Josep, et al. · arXiv (Cornell University) · 1
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Bandits roaming Hilbert space
2025 · Lumbreras, Josep · arXiv (Cornell University) · 1
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Learning to extract work optimally from unknown quantum states with exponentially reduced dissipation
2026 · Josep Lumbreras, Ruo Cheng Huang, et al. · Research Square
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Efficient unitary approximations in quantum computing: the Solovay-Kitaev theorem
2019 · Josep Lumbreras Zarapico · Dipòsit Digital de la Universitat de Barcelona (Universitat de Barcelona)
Scaling of the energy and entropy errors in quantum circuits
2019 · Josep Lumbreras Zarapico · Dipòsit Digital de la Universitat de Barcelona (Universitat de Barcelona)
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Works count: 15
Citation count: 87
H-index: 5
I10-index: 4
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