Results 51 to 60 of about 757,026 (325)

From Completely Positive Maps to the Quantum Markovian Semigroup Master Equation

open access: yes, 2001
A central problem in the theory of the dynamics of open quantum systems is the derivation of a rigorous and computationally tractable master equation for the reduced system density matrix.
Bihary, Zsolt   +2 more
core   +1 more source

Generative Artificial Intelligence Shaping the Future of Agri‐Food Innovation

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
Emerging use cases of generative artificial intelligence in agri‐food innovation. ABSTRACT The recent surge in generative artificial intelligence (AI), typified by models such as GPT, diffusion models, and large vision‐language architectures, has begun to influence the agri‐food sector.
Jun‐Li Xu   +2 more
wiley   +1 more source

Características de los aerosoles en la troposfera alta y la estratosfera baja en el Gran Caribe, en ausencia de perturbación volcánica.

open access: yesRevista Cubana de Meteorología, 2018
Se estudian las características medias de los aerosoles en la troposfera alta y la estratosfera baja sobre el Gran Caribe. Se emplearon perfiles de extinción por aerosoles, libres de nubes, a las longitudes de onda de 1.02ìm y 0.525ìm medidos por el ...
Juan Carlos Antuña   +2 more
doaj  

Combining dynamical decoupling with fault-tolerant quantum computation [PDF]

open access: yes, 2011
We study how dynamical decoupling (DD) pulse sequences can improve the reliability of quantum computers. We prove upper bounds on the accuracy of DD-protected quantum gates and derive sufficient conditions for DD-protected gates to outperform unprotected
Lidar, Daniel A.   +2 more
core  

Gaussian Mixture Model‐Based Data Association Incorporating a Deep Learning Network for Multivehicle Tracking and Detection in Autonomous Driving Systems

open access: yesAdvanced Intelligent Systems, EarlyView.
This study introduces a real‐time light detection and ranging‐camera fusion framework for vehicle detection and tracking. Using a Gaussian mixture model‐based association and improved affinity metrics, the method enhances tracking reliability in dynamic conditions.
Muhammad Adeel Altaf, Min Young Kim
wiley   +1 more source

Gas-correlation lidar [PDF]

open access: yesOptics Letters, 1984
Basic principles for the extension of gas-correlation techniques to the lidar situation are discussed. Favorable signal-to-noise ratios and relaxed laser requirements characterize the technique. Preliminary experiments on atomic mercury are reported.
Edner, H   +3 more
openaire   +4 more sources

Direct Characterization of Quantum Dynamics

open access: yes, 2007
The characterization of quantum dynamics is a fundamental and central task in quantum mechanics. This task is typically addressed by quantum process tomography (QPT).
D. A. Lidar, M. Mohseni, M. A. Nielsen
core   +1 more source

Memory‐Reduced Convolutional Neural Network for Fast Phase Hologram Generation

open access: yesAdvanced Intelligent Systems, EarlyView.
This article reports a lightweight convolutional neural network framework using INT8 quantization to efficiently generate 3D computer‐generated holograms from a single 2D image. The quantized model reduces memory usage and computational cost, accelerates inference speed, and maintains high output quality, enabling real‐time holographic display on low ...
Chenliang Chang   +6 more
wiley   +1 more source

Channel Capacities of an Exactly Solvable Spin-Star System

open access: yes, 2010
We calculate the entanglement-assisted and unassisted channel capacities of an exactly solvable spin star system, which models the quantum dephasing channel.
Arshed, N., Lidar, D. A., Toor, A. H.
core   +1 more source

Neonatal Respiration Monitoring System with Synchronized Oxygen Supply and Machine Learning‐Based Breathing Classification

open access: yesAdvanced Intelligent Systems, EarlyView.
The study presents a low‐cost, noninvasive system for real‐time neonatal respiratory monitoring. A flexible, screen‐printed sensor patch captures chest movements with high sensitivity and minimal drift. Combined with machine learning, the system accurately detects breathing patterns and offers a practical solution for neonatal care in low‐resource ...
Gitansh Verma   +3 more
wiley   +1 more source

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