Results 21 to 30 of about 955,929 (267)

Quantifying scrambling in quantum neural networks

open access: yesJournal of High Energy Physics, 2022
We quantify the role of scrambling in quantum machine learning. We characterize a quantum neural network’s (QNNs) error in terms of the network’s scrambling properties via the out-of-time-ordered correlator (OTOC).
Roy J. Garcia, Kaifeng Bu, Arthur Jaffe
doaj   +1 more source

Indistinguishability of Random Systems [PDF]

open access: yes, 2002
An (X, Y)-random system takes inputs X1, X2, . . . ? ? and generates, for each new input Xi, an output Yi ? Y, depending probabilistically on X1, . . . , Xi and Y1, . . . , Yi-1. Many cryptographic systems like block ciphers, MAC-schemes, pseudo-random functions, etc., can be modeled as random systems, where in fact Yi often depends only on Xi, i.e ...
openaire   +1 more source

Random periodic solutions of random dynamical systems

open access: yesJournal of Differential Equations, 2009
In this paper, we give the definition of the random periodic solutions of random dynamical systems. We prove the existence of such periodic solutions for a $C^1$ perfect cocycle on a cylinder using a random invariant set, the Lyapunov exponents and the pullback of the cocycle.
Zhao, Huaizhong, Zheng, Zuo-Huan
openaire   +2 more sources

Hayden-Preskill decoding from noisy Hawking radiation

open access: yesJournal of High Energy Physics, 2021
In the Hayden-Preskill thought experiment, the Hawking radiation emitted before a quantum state is thrown into the black hole is used along with the radiation collected later for the purpose of decoding the quantum state.
Ning Bao, Yuta Kikuchi
doaj   +1 more source

Random Access for Underwater Acoustic Cellular Systems

open access: yesSensors, 2018
In this paper, a random access preamble (RAP) design technique for underwater acoustic cellular systems is proposed. After showing that the conventional RAP used in long term evolution (LTE) systems is not appropriate for underwater acoustic cellular ...
Rothna Pec   +3 more
doaj   +1 more source

Barren plateaus from learning scramblers with local cost functions

open access: yesJournal of High Energy Physics, 2023
The existence of barren plateaus has recently revealed new training challenges in quantum machine learning (QML). Uncovering the mechanisms behind barren plateaus is essential in understanding the scope of problems that QML can efficiently tackle. Barren
Roy J. Garcia   +3 more
doaj   +1 more source

Randomness and Non-Ergodic Systems [PDF]

open access: yesMoscow Mathematical Journal, 2014
We characterize the points that satisfy Birkhoff's ergodic theorem under certain computability conditions in terms of algorithmic randomness. First, we use the method of cutting and stacking to show that if an element x of the Cantor space is not Martin-Lof random, there is a computable measure-preserving transformation and a computable set that ...
Franklin, Johanna N. Y., Towsner, Henry
openaire   +2 more sources

Rational Use of Herbal Products in Pediatric Patients Treated With Anticancer Drugs in the European Union

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction The use of herbal medical preparation (HMP) is rising among pediatric oncology patients, often to manage treatment‐related symptoms. Their effectiveness remains uncertain, and the risk of herb–drug interactions is underestimated.
Orianne Mahot   +6 more
wiley   +1 more source

Emergent symmetry in Brownian SYK models and charge dependent scrambling

open access: yesJournal of High Energy Physics, 2022
In this work, we introduce a symmetry-based approach to study the scrambling and operator dynamics of Brownian SYK models at large finite N and in the infinite N limit.
Lakshya Agarwal, Shenglong Xu
doaj   +1 more source

BMT4me En Español: Multisite Feasibility and Usability Testing of a Spanish‐Language mHealth Adherence Support App for Spanish‐Speaking Caregivers of Children After Hematopoietic Stem Cell Transplantation and Cancer Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Medication nonadherence during the first 100 days after pediatric hematopoietic stem cell transplantation (HSCT) and during oncology treatment increases risk for complications. BMT4me is a caregiver‐facing mobile health (mHealth) application providing medication reminders, symptom tracking, and note‐taking features to support ...
Micah A. Skeens   +4 more
wiley   +1 more source

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