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Fidelity
== Quantum Fidelity == Fidelity is a popular measure of distance between density operator s. It ... this space of density matrices, known as Bures metric. Fidelity as a distance measure between pure states used to be called ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Index of notational and terminological conventions
... minus sign (to save concavity in ρ ). Quantum Fidelity Fidelity as a distance measure between pure states used to be called ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Superfidelity
... was introduced inmiszczak09sub as an upper bound for fidelity . Properties Super-fidelity has also properties which make it useful for quantifying distance ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Isotropic state
... state. In terms of the singlet fraction F, the fidelity to the maximally entangled state, the isotropic states can be ...
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Quantum information
... of ρ will then produce a state which has high fidelity with ∣ ψ ⟩ A R . The protocol for ...
Wiki article - JMiszczak - 26/10/2015 - 17:56 - 0 comments
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Trace norm
... possed by a state with density matrix ρ or fidelity between quantum states. Note that in this case one is taking the ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Distance measures between states
... Examples of such distance measures include the so-called fidelity, the variational distance and the Shannon distinguishability. ... terminological conventions Trace distance Fidelity Category:Introductory Tutorials 28803 ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Trace distance
... terminological conventions Distance measures Fidelity Category:Handbook of Quantum Information ...
Wiki article - Anonymous (not verified) - 11/02/2016 - 22:51 - 0 comments
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Entanglement of assistance
... the entropic bound which holds in general; the fidelity bound which holds in the simple case of one qubit on Alice's side and ... partial entropy as seen by Alice and Bob respectively. Fidelity bound: $$\; E_{ass}(\varrho) \leq F(\varrho, ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Quantum control theory
... provided that each elementary operation meets a certain fidelity threshold but unfortunately, this puts extremely demanding ... main open challenge is a practical one will the necessary fidelity ever be reached in practice for elementary operations, and maintained ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments