Results 11 to 20 of about 1,214,345 (244)

A continuous variable Born machine [PDF]

open access: yesQuantum Machine Intelligence, 2022
AbstractGenerative modelling has become a promising use case for near-term quantum computers. Due to the fundamentally probabilistic nature of quantum mechanics, quantum computers naturally model and learn probability distributions, perhaps more efficiently than can be achieved classically. The quantum circuit Born machine is an example of such a model,
Ieva Čepaitė   +2 more
openaire   +3 more sources

Continuous variable quantum perceptron [PDF]

open access: yesInternational Journal of Quantum Information, 2019
We present a model of Continuous Variable Quantum Perceptron (CVQP), also referred to as neuron in the following, whose architecture implements a classical perceptron. The necessary nonlinearity is obtained via measuring the output qubit and using the measurement outcome as input to an activation function.
Benatti F., Mancini S., Mangini S.
openaire   +4 more sources

Continuous Variable Entanglement Swapping [PDF]

open access: yesPhysical Review Letters, 1999
Summary: We investigate the efficacy with which polarization entanglement can be teleported using a continuous measurement scheme. We show that by using the correct gain for the classical channel the degree of violation of locality that can be demonstrated (using a CH-type inequality) is not a function of the level of entanglement squeezing used in the
Polkinghorne, R. E. S., Ralph, T. C.
openaire   +2 more sources

Continuous-variable quantum games [PDF]

open access: yesPhysics Letters A, 2002
We investigate the quantization of games in which the players can access to a continuous set of classical strategies, making use of continuous-variable quantum systems. For the particular case of the Cournot's Duopoly, we find that, even though the two players both act as "selfishly" in the quantum game as they do in the classical game, they are found ...
Li, Hua, Du, J., Massar, Serge
openaire   +3 more sources

Quantum Computation over Continuous Variables [PDF]

open access: yesPhysical Review Letters, 1999
This paper provides necessary and sufficient conditions for constructing a universal quantum computer over continuous variables. As an example, it is shown how a universal quantum computer for the amplitudes of the electromagnetic field might be constructed using simple linear devices such as beam-splitters and phase shifters, together with squeezers ...
Lloyd, Seth, Braunstein, Samuel L.
openaire   +2 more sources

Neural Network-Based Prediction for Secret Key Rate of Underwater Continuous-Variable Quantum Key Distribution through a Seawater Channel

open access: yesEntropy, 2023
Continuous-variable quantum key distribution (CVQKD) plays an important role in quantum communications, because of its compatible setup for optical implementation with low cost.
Yun Mao   +6 more
doaj   +1 more source

Causal Effect of Leading-Edge Sawtooth Configuration on Flow Field Characteristics and Aerodynamic Losses in the Supersonic Compressor Cascade [PDF]

open access: yesJournal of Applied Fluid Mechanics
This study focuses on the TM-141 supersonic compressor blade as the subject of investigation. Utilizing the Reynolds-averaged numerical simulation approach, the study examines the impact of the leading-edge sawtooth structure on the blade grid, flow ...
S. J. Hu, Z. J. Wei, M. Ni, G. M. Ren
doaj   +1 more source

Optical Continuous-Variable Qubit

open access: yesPhysical Review Letters, 2010
In a new branch of quantum computing, information is encoded into coherent states, the primary carriers of optical communication. To exploit it, quantum bits of these coherent states are needed, but it is notoriously hard to make superpositions of such continuous-variable states. We have realized the complete engineering and characterization of a qubit
Neergaard-Nielsen, Jonas S.   +6 more
openaire   +3 more sources

Continuously-variable series-elastic actuator [PDF]

open access: yes2013 IEEE 13th International Conference on Rehabilitation Robotics (ICORR), 2013
Actuator efficiency is an important factor in the design of powered leg prostheses, orthoses, exoskeletons, and legged robots. A continuously-variable series-elastic actuator (CV-SEA) is presented as an efficient actuator for legged locomotion. The CV-SEA implements a continuously-variable transmission (CVT) between a motor and series elastic element ...
Mooney, Luke M., Herr, Hugh M
openaire   +3 more sources

Compact Continuous-Variable Entanglement Distillation [PDF]

open access: yesPhysical Review Letters, 2012
We introduce a new scheme for continuous-variable entanglement distillation that requires only linear temporal and constant physical or spatial resources. Distillation is the process by which high-quality entanglement may be distributed between distant nodes of a network in the unavoidable presence of decoherence.
Datta, Animesh   +6 more
openaire   +11 more sources

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