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Private training in quantum machine learning
With the emergence of machine learning (ML) models trained on large datasets containing potentially sensitive data, a major question in …
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Can every set of incompatible measurements lead to genuine multipartite steering?
Measurement incompatibility and bipartite quantum steering are known to display a strong connection: a set of measurements is …
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Non-signaling assistance in prepare-and-measure scenarios with classical communication
Extracting the full power of non-local correlations in prepare-and-measure (PM) scenarios requires precise control over the timing and …
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Equivalence of non-local computation tasks beyond Clifford operations
Non-local quantum computation (NLQC) studies how two collaborating players can implement channels on distributed systems using a single …
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On the cryptographic potential of single-qubit rotations
18 pages, 5 figures
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The Complexity of Stoquastic Sparse Hamiltonians
Despite having an unnatural definition, $\mathsf{StoqMA}$ plays a central role in Hamiltonian complexity, e.g., in the classification …
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Security of a Secret Sharing Protocol on the Qline
Secret sharing is a fundamental primitive in cryptography, and it can be achieved even with perfect security. However, the distribution …
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Strategy optimization for Bayesian quantum parameter estimation with finite copies: Adaptive greedy, parallel, sequential, and general strategies
In this work, we study Bayesian quantum parameter estimation given a finite number of uses of the process encoding one or more unknown …
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Composable simultaneous purification: when all communication scenarios reduce to spatial correlations
Bell non-locality is a powerful framework to distinguish classical, quantum and post-quantum resources, which relies on …
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Quantitative quantum soundness for all multipartite compiled nonlocal games
Compiled nonlocal games transfer the power of Bell-type multi-prover tests into a single-device setting by replacing spatial separation …
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