Results 1 to 10 of about 3,768 (82)

Variational quantum algorithm for unconstrained black box binary optimization: Application to feature selection [PDF]

open access: yesQuantum, 2023
We introduce a variational quantum algorithm to solve unconstrained black box binary optimization problems, i.e., problems in which the objective function is given as black box.
Christa Zoufal   +8 more
doaj   +1 more source

Scalable imaginary time evolution with neural network quantum states

open access: yesSciPost Physics, 2023
The representation of a quantum wave function as a neural network quantum state (NQS) provides a powerful variational ansatz for finding the ground states of many-body quantum systems.
Eimantas Ledinauskas, Egidijus Anisimovas
doaj   +1 more source

Self-Adaptive Predictor-Corrector Approach for General Variational Inequalities Using a Fixed-Point Formulation

open access: yesJournal of Function Spaces, 2022
A literature review revealed that the general variational inequalities, fixed-point problems, and Winner–Hopf equations are equivalent. In this study, general variational inequality and fixed-point problem are considered.
Kubra Sanaullah   +4 more
doaj   +1 more source

Fast quantum circuit cutting with randomized measurements [PDF]

open access: yesQuantum, 2023
We propose a new method to extend the size of a quantum computation beyond the number of physical qubits available on a single device. This is accomplished by randomly inserting measure-and-prepare channels to express the output state of a large circuit ...
Angus Lowe   +6 more
doaj   +1 more source

A Hybrid Neural Network Model for Short-Term Wind Speed Forecasting

open access: yesEnergies, 2023
This study proposes an effective wind speed forecasting model combining a data processing strategy, neural network predictor, and parameter optimization method.
Shengxiang Lv, Lin Wang, Sirui Wang
doaj   +1 more source

Modeling Photo-Bleaching Kinetics to Create High Resolution Maps of Rod Rhodopsin in the Human Retina. [PDF]

open access: yesPLoS ONE, 2015
We introduce and describe a novel non-invasive in-vivo method for mapping local rod rhodopsin distribution in the human retina over a 30-degree field. Our approach is based on analyzing the brightening of detected lipofuscin autofluorescence within small
Martin Ehler   +6 more
doaj   +1 more source

Push-pull optimization of quantum controls

open access: yesPhysical Review Research, 2020
Optimization of quantum controls to achieve a target process is centered around an objective function comparing the realized process with the target. We propose an objective function that incorporates not only the target operator but also a set of its ...
Priya Batra   +2 more
doaj   +1 more source

Error-Mitigation-Aided Optimization of Parameterized Quantum Circuits: Convergence Analysis

open access: yesIEEE Transactions on Quantum Engineering, 2022
Variational quantum algorithms (VQAs) offer the most promising path to obtaining quantum advantages via noisy intermediate-scale quantum (NISQ) processors.
Sharu Theresa Jose, Osvaldo Simeone
doaj   +1 more source

Fast and Adaptive Boosting Techniques for Variational Based Image Restoration

open access: yesIEEE Access, 2019
Variational based problems are an important class of problems and have a space of improvement in image processing. Boosting techniques have been shown capable of improving many image restoration algorithms.
Samad Wali   +6 more
doaj   +1 more source

Applications of Artificial Intelligence to Popularize Legal Knowledge and Publicize the Impact on Adolescents' Mental Health Status

open access: yesFrontiers in Psychiatry, 2022
Artificial intelligence (AI) advancements have radically altered human production and daily living. When it comes to AI's quick rise, it facilitates the growth of China's citizens, and at the same moment, a lack of intelligence has led to several ...
Hao Liu
doaj   +1 more source

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