Results 81 to 90 of about 2,154,721 (280)

Statistical Complexity of Quantum Learning

open access: yesAdvanced Quantum Technologies, EarlyView.
The statistical performance of quantum learning is investigated as a function of the number of training data N$N$, and of the number of copies available for each quantum state in the training and testing data sets, respectively S$S$ and V$V$. Indeed, the biggest difference in quantum learning comes from the destructive nature of quantum measurements ...
Leonardo Banchi   +3 more
wiley   +1 more source

Complex Hadamard Matrix-Aided Generalized Space Shift Keying Modulation

open access: yesIEEE Access, 2017
In this paper, we present a complex Hadamard matrix-aided generalized space shift keying (HSSK) modulation scheme, which introduces complex-Hadamard-based signal vectors at the transmitter to provide higher spectrum efficiency than generalized space ...
Han Hai   +5 more
doaj   +1 more source

Multiallelic Walsh transforms [PDF]

open access: yesarXiv, 2023
A closed formula multiallelic Walsh (or Hadamard) transform is introduced. Basic results are derived, and a statistical interpretation of some of the resulting linear forms is discussed.
arxiv  

What can we Learn from Quantum Convolutional Neural Networks?

open access: yesAdvanced Quantum Technologies, EarlyView.
Quantum Convolutional Neural Networks have been long touted as one of the premium architectures for quantum machine learning (QML). But what exactly makes them so successful for tasks involving quantum data? This study unlocks some of these mysteries; particularly highlighting how quantum data embedding provides a basis for superior performance in ...
Chukwudubem Umeano   +3 more
wiley   +1 more source

Colour Image Blind Watermarking Scheme Based on Fast Walsh Hadamard Transform and Hessenberg Decomposition

open access: yesStudies in Informatics and Control, 2018
: Colour image watermarking has become one of the most important algorithms for copyright protection. The following paper will present an innovative scheme for watermarking blind colour images using the discrete wavelet transform (DWT), fast Walsh ...
Omar Abodena, Mary Agoyi
semanticscholar   +1 more source

Simulation of a Three‐Nucleons System Transition on Quantum Circuits

open access: yesAdvanced Quantum Technologies, EarlyView.
A general procedure is presented to calculate the transition probability for two nuclear states and a transition operator. The ground state is approximated through the variational quantum eigensolver and the first excited one using more sophisticated variational algorithms.
Luca Nigro, Carlo Barbieri, Enrico Prati
wiley   +1 more source

Galerkin Finite Element Method for Caputo–Hadamard Time-Space Fractional Diffusion Equation

open access: yesMathematics
In this paper, we study the Caputo–Hadamard time-space fractional diffusion equation, where the Caputo derivative is defined in the temporal direction and the Hadamard derivative is defined in the spatial direction separately.
Zhengang Zhao, Yunying Zheng
doaj   +1 more source

Harmonic Hadamard manifolds and Gauss hypergeometric differential equations [PDF]

open access: yesarXiv, 2018
A new class of harmonic Hadamard manifolds, those spaces called of hypergeometric type, is defined in terms of Gauss hypergeometric equations. Spherical Fourier transform defined on a harmonic Hadamard manifold of hypergeometric type admits an inversion formula.
arxiv  

Qoolchain: A QUBO Preprocessing Toolchain for Enhancing Quantum Optimization

open access: yesAdvanced Quantum Technologies, EarlyView.
This study introduces Qoolchain, a QUBO preprocessing toolchain developed in Cython to reduce problem size and enhance optimization solvers' performance, particularly for Grover Adaptive Search (GAS). Qoolchain includes persistency identification, decomposition, and probing to estimate function bounds, all with polynomial complexity and applies Grover ...
Giacomo Orlandi   +3 more
wiley   +1 more source

EXPLOITING PARTIALLY RECONFIGURABLE FPGA FOR PERFORMANCE ADJUSTMENT IN THE RVC FRAMEWORK [PDF]

open access: yes, 2012
International audienceIn this paper, we present a method to implement a specific algorithm using the RVC framework and the dynamic partial reconfiguration (DPR). The DPR is a technique allowing to replace modules in a design at run-time.
Abid, Mohamed   +3 more
core   +2 more sources

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