Semidefinite programming relaxations for quantum correlations

A Tavakoli, A Pozas-Kerstjens, P Brown… - Reviews of Modern Physics, 2024 - APS
Semidefinite programs are convex optimization problems involving a linear objective
function and a domain of positive-semidefinite matrices. Over the past two decades, they …

Quantum NETwork: from theory to practice

K Fang, J Zhao, X Li, Y Li, R Duan - Science China Information Sciences, 2023 - Springer
The quantum internet is envisioned as the ultimate stage of the quantum revolution, which
surpasses its classical counterpart in various aspects, such as the efficiency of data …

Testing symmetry on quantum computers

ML LaBorde, S Rethinasamy, MM Wilde - Quantum, 2023 - quantum-journal.org
Symmetry is a unifying concept in physics. In quantum information and beyond, it is known
that quantum states possessing symmetry are not useful for certain information-processing …

An invitation to the sample complexity of quantum hypothesis testing

HC Cheng, N Datta, N Liu, T Nuradha, R Salzmann… - 2024 - hal.science
Quantum hypothesis testing has been traditionally studied from the informationtheoretic
perspective, wherein one is interested in the optimal decay rate of error probabilities as a …

Bounding quantum capacities via partial orders and complementarity

C Hirche, F Leditzky - IEEE Transactions on Information Theory, 2022 - ieeexplore.ieee.org
Quantum capacities are fundamental quantities that are notoriously hard to compute and
can exhibit surprising properties such as superadditivity. Thus, a vast amount of literature is …

Unextendible entanglement of quantum channels

V Singh, MM Wilde - arXiv preprint arXiv:2407.15944, 2024 - arxiv.org
Quantum communication relies on the existence of high quality quantum channels to
exchange information. In practice, however, all communication links are affected by noise …

Parallelization of Adaptive Quantum Channel Discrimination in the Non-Asymptotic Regime

B Bergh, N Datta, R Salzmann… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
We investigate the performance of parallel and adaptive quantum channel discrimination
strategies for a finite number of channel uses. It has recently been shown that, in the …

Generalized quantum asymptotic equipartition

K Fang, H Fawzi, O Fawzi - arXiv preprint arXiv:2411.04035, 2024 - arxiv.org
We establish a generalized quantum asymptotic equipartition property (AEP) beyond the iid
framework where the random samples are drawn from two sets of quantum states. In …

Sample complexity of quantum hypothesis testing

HC Cheng, N Datta, N Liu, T Nuradha… - arXiv preprint arXiv …, 2024 - arxiv.org
Quantum hypothesis testing has been traditionally studied from the information-theoretic
perspective, wherein one is interested in the optimal decay rate of error probabilities as a …

Computable entanglement cost

L Lami, FA Mele, B Regula - arXiv preprint arXiv:2405.09613, 2024 - arxiv.org
Quantum information theory is plagued by the problem of regularisations, which require the
evaluation of formidable asymptotic quantities. This makes it computationally intractable to …