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It is often assumed that the area law of micro-state entropy and the holography are intrinsic properties exclusively of the gravitational systems, such as black holes. We construct a non-gravitational model that exhibits an entropy that…

高能物理 - 理论 · 物理学 2018-05-16 Gia Dvali

We implement a mechanism - originally proposed as a model for the large memory storage capacity of black holes - in quantum neural networks and show that an exponentially increased capacity of pattern storage and recognition is achieved in…

量子物理 · 物理学 2017-11-27 Gia Dvali

Black hole thermodynamics suggests that the maximum entropy that can be contained in a region of space is proportional to the area enclosing it rather than its volume. I argue that this follows naturally from loop quantum gravity and a…

广义相对论与量子宇宙学 · 物理学 2009-11-11 John Swain

To address Quantum Artificial Neural Networks as quantum dynamical computing systems, a formalization of quantum artificial neural networks as dynamical systems is developed, expanding the concept of unitary map to the neural computation…

量子物理 · 物理学 2022-03-22 Carlos Pedro Gonçalves

In LQG, black hole horizons are described by 2+1 dimensional boundaries of a bulk 3+1 dimensional spacetime. The horizon is endowed with area by lines of gravitational flux which pierce the surface. As is well known, counting of the…

广义相对论与量子宇宙学 · 物理学 2012-08-17 Deepak Vaid

Black holes whose near-horizon geometries are locally, but not necessarily globally, AdS$_3$ (three-dimensional anti-de Sitter space) are considered. Using the fact that quantum gravity on AdS$_3$ is a conformal field theory, we…

高能物理 - 理论 · 物理学 2009-10-30 Andrew Strominger

The entanglement entropy between quantum fields inside and outside a black hole horizon is a promising candidate for the microscopic origin of black hole entropy. We show that the entanglement entropy may be defined in loop quantum gravity,…

广义相对论与量子宇宙学 · 物理学 2008-11-26 William Donnelly

How perception and reasoning arise from neuronal network activity is poorly understood. This is reflected in the fundamental limitations of connectionist artificial intelligence, typified by deep neural networks trained via gradient-based…

人工智能 · 计算机科学 2020-02-27 Paul J. Blazek , Milo M. Lin

Conceptual and mathematical models of neurons have lagged behind empirical understanding for decades. Here we extend previous work in modeling biological systems with fully scale-independent quantum information-theoretic tools to develop a…

神经元与认知 · 定量生物学 2022-07-21 Chris Fields , James F. Glazebrook , Michael Levin

A study of the artificial neural network representation of quantum many-body states is presented. The locality and entanglement properties of states for shallow and deep quantum neural networks are investigated in detail. By introducing the…

量子物理 · 物理学 2020-05-15 Zhih-Ahn Jia , Lu Wei , Yu-Chun Wu , Guang-Can Guo , Guo-Ping Guo

The trace over the degrees of freedom located in a subset of the space transforms the vacuum state into a density matrix with non zero entropy. This geometric entropy is believed to be deeply related to the entropy of black holes. Indeed,…

高能物理 - 理论 · 物理学 2014-11-18 H. Casini

In this paper, we will discuss a formal link between neural networks and quantum computing. For that purpose we will present a simple model for the description of the neural network by forming sub-graphs of the whole network with the same…

量子物理 · 物理学 2019-02-20 Torsten Asselmeyer-Maluga

Evolution and its intelligence element present thrill and challenges in its exploration. Yet, how species have memory, retrieve them and maintain continuity are the fundamental questions. Most of the phenomenon can only be hypothesised by…

神经元与认知 · 定量生物学 2024-07-09 Anil Kumar Sharma , Asha Sharma

We present an overall picture of the advances in the description of black hole physics from the perspective of loop quantum gravity. After an introduction that discusses the main conceptual issues we present some details about the classical…

广义相对论与量子宇宙学 · 物理学 2015-01-14 J. Fernando Barbero G. , Alejandro Perez

A new class of vacuum black holes for the most general gravity theory leading to second order field equations in the metric in even dimensions is presented. These space-times are locally AdS in the asymptotic region, and are characterized…

高能物理 - 理论 · 物理学 2015-05-30 Andres Anabalon , Fabrizio Canfora , Alex Giacomini , Julio Oliva

Understanding the loss landscape is an important problem in machine learning. One key feature of the loss function, common to many neural network architectures, is the presence of exponentially many low lying local minima. Physical systems…

高能物理 - 理论 · 物理学 2023-11-22 Pranav Kumar , Taniya Mandal , Swapnamay Mondal

Black holes behave as thermodynamic systems, and a central task of any quantum theory of gravity is to explain these thermal properties. A statistical mechanical description of black hole entropy once seemed remote, but today we suffer an…

广义相对论与量子宇宙学 · 物理学 2010-04-28 S. Carlip

The gap between a microscopic theory for quantum spacetime and the semiclassical physics of blackholes is bridged by treating the blackhole spacetimes as highly excited states of a class of nonlocal field theories. All the blackhole…

高能物理 - 理论 · 物理学 2009-10-31 T. Padmanabhan

Neural computation in biological and artificial networks relies on the nonlinear summation of many inputs. The structural connectivity matrix of synaptic weights between neurons is a critical determinant of overall network function, but…

神经元与认知 · 定量生物学 2022-07-01 Tirthabir Biswas , James E. Fitzgerald

The quasi-local notion of an isolated horizon is employed to study the entropy of black holes without any particular symmetry in loop quantum gravity. The idea of characterizing the shape of a horizon by a sequence of local areas is…

广义相对论与量子宇宙学 · 物理学 2021-11-02 Shupeng Song , Haida Li , Yongge Ma , Cong Zhang
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