# Improving application performance with biased distributions of quantum states

@article{Lohani2021ImprovingAP, title={Improving application performance with biased distributions of quantum states}, author={Sanjaya Lohani and Joseph M. Lukens and Daniel E. Jones and Thomas A. Searles and Ryan T. Glasser and Brian T. Kirby}, journal={ArXiv}, year={2021}, volume={abs/2107.07642} }

US government retains and the publisher, by accepting the article for publication, acknowledges that the US government retains a nonexclusive, paid-up, irrevocable, worldwide license to publish or reproduce the published form of this manuscript, or allow others to do so, for US government purposes. DOE will provide public access to these results of federally sponsored research in accordance with the DOE Public Access Plan (http://energy.gov/downloads/doe-public-access-plan). Improving…

## Figures from this paper

## 2 Citations

IBM-HBCU Quantum Center: A model for industry-academic partnerships to advance the creation of a diverse, quantum aware workforce

- Education2021 IEEE International Conference on Quantum Computing and Engineering (QCE)
- 2021

The IBM-HBCU Quantum Center is a first-of-a-kind collaboration between IBM and a consortium of Historically Black Colleges and Universities (HBCUs) that seeks to address the lack of Black…

Bayesian homodyne and heterodyne tomography.

- Computer ScienceOptics express
- 2022

This work introduces a complete Bayesian quantum state tomography workflow capable of inferring generic CV states measured by homodyne or heterodyne detection, with no assumption of Gaussianity.

## References

SHOWING 1-10 OF 59 REFERENCES

Optimal measurements to access classical correlations of two-qubit states

- Physics
- 2011

We analyze the optimal measurements to access classical correlations in arbitrary two-qubit states. Two-qubit states can be transformed into the canonical forms via local unitary operations. For the…

Quantum state estimation when qubits are lost: a no-data-left-behind approach

- Physics
- 2017

We present an approach to Bayesian mean estimation of quantum states using hyperspherical parametrization and an experiment-specific likelihood which allows utilization of all available data, even…

Volume of the set of separable states . II

- Physics
- 1999

The problem of how many entangled or, respectively, separable states there are in the set of all quantum states is investigated. We study to what extent the choice of a measure in the space of…

Direct estimations of linear and nonlinear functionals of a quantum state.

- PhysicsPhysical review letters
- 2002

We present a simple quantum network, based on the controlled-SWAP gate, that can extract certain properties of quantum states without recourse to quantum tomography. It can be used as a basic…

Bipartite entanglement of quantum states in a pair basis

- PhysicsArXiv
- 2013

It is found that negativity is a necessary and sufficient measure of entanglement for mixtures of states written in the same pair basis, which is remarkably relevant in many physical situations, including quantum optics.

Optimal, reliable estimation of quantum states

- Mathematics
- 2010

Accurately inferring the state of a quantum device from the results of measurements is a crucial task in building quantum information processing hardware. The predominant state estimation procedure,…

Monte Carlo sampling from the quantum state space. I

- Physics
- 2015

High-quality random samples of quantum states are needed for a variety of tasks in quantum information and quantum computation. Searching the high-dimensional quantum state space for a global maximum…

Average fidelity between random quantum states

- Computer Science
- 2005

We analyze mean fidelity between random density matrices of size N, generated with respect to various probability measures in the space of mixed quantum states: the Hilbert-Schmidt measure, the Bures…

Random Bures mixed states and the distribution of their purity

- Mathematics
- 2009

Ensembles of random density matrices determined by various probability measures are analysed. A simple and efficient algorithm to generate at random density matrices distributed according to the…