no code implementations • 17 Nov 2021 • Archismita Dalal, Mohsen Bagherimehrab, Barry C. Sanders
Our method is to derive a quadratic-unconstrained-binary formulation for the optimisation problem used for training a SVR model and solve this problem using annealing.
no code implementations • 4 Dec 2020 • Kunal Sharma, Barry C. Sanders, Mark M. Wilde
In this work, we propose an optimal test for the performance of continuous-variable (CV) quantum teleportation in terms of the energy-constrained channel fidelity between ideal CV teleportation and its experimental implementation.
Quantum Physics Optics
no code implementations • 19 Nov 2020 • Seyed Shakib Vedaie, Moslem Noori, Jaspreet S. Oberoi, Barry C. Sanders, Ehsan Zahedinejad
Our method leverages the power of deterministic quantum computing with one qubit (DQC1) to estimate the combined kernel for a set of classically intractable individual quantum kernels.
no code implementations • 25 Oct 2020 • Akhtar Munir, Barry C. Sanders
We aim to create deterministic collisions between orbiting bodies by applying a time-dependent external force to one or both bodies, whether the bodies are mutually repulsive, as in the two- or multi-electron atomic case or mutually attractive, as in the planetary-orbit case.
Classical Physics
1 code implementation • 30 Jul 2020 • Yuchen Wang, Zixuan Hu, Barry C. Sanders, Sabre Kais
Qudit is a multi-level computational unit alternative to the conventional 2-level qubit.
Quantum Physics
no code implementations • 21 Apr 2020 • Chen Qian, Ya-Dong Wu, Jia-Wei Ji, Yunlong Xiao, Barry C. Sanders
The uncertainty principle, first introduced by Heisenberg in inertial frames, clearly distinguishes quantum theories from classical mechanics.
Quantum Physics General Relativity and Quantum Cosmology
1 code implementation • 14 Sep 2018 • Pantita Palittapongarnpim, Barry C. Sanders
As all physical adaptive quantum-enhanced metrology schemes operate under noisy conditions with only partially understood noise characteristics, so a practical control policy must be robust even for unknown noise.
1 code implementation • 22 Aug 2016 • Pantita Palittapongarnpim, Peter Wittek, Barry C. Sanders
We construct a formal framework for AQEM by modeling the procedure as a decision-making process, and we derive the imprecision and the Cram\'{e}r-Rao lower bound with explicit dependence on the feedback policy.
1 code implementation • 12 Jul 2016 • Pantita Palittapongarnpim, Peter Wittek, Ehsan Zahedinejad, Shakib Vedaie, Barry C. Sanders
Quantum control is valuable for various quantum technologies such as high-fidelity gates for universal quantum computing, adaptive quantum-enhanced metrology, and ultra-cold atom manipulation.
no code implementations • 28 Nov 2015 • Ehsan Zahedinejad, Joydip Ghosh, Barry C. Sanders
Three-qubit quantum gates are key ingredients for quantum error correction and quantum information processing.
1 code implementation • 19 Jan 2015 • Ehsan Zahedinejad, Joydip Ghosh, Barry C. Sanders
A single-shot Toffoli, or controlled-controlled-NOT, gate is desirable for classical and quantum information processing.
Quantum Physics Computational Physics
no code implementations • 6 Dec 2011 • Mark Adcock, Peter Hoyer, Barry C. Sanders
The model is effective for problems where symmetries between the structure of the information associated with the problem and the structure of the unitary operators employed in the quantum algorithm can be exploited.
Quantum Physics
no code implementations • 22 Aug 2011 • Sadegh Raeisi, Nathan Wiebe, Barry C. Sanders
We construct an efficient autonomous quantum-circuit design algorithm for creating efficient quantum circuits to simulate Hamiltonian many-body quantum dynamics for arbitrary input states.
Quantum Physics
no code implementations • 1 Aug 2001 • Troy D. Mackay, Stephen D. Bartlett, Leigh T. Stephenson, Barry C. Sanders
We analyze the quantum walk in higher spatial dimensions and compare classical and quantum spreading as a function of time.
Quantum Physics