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Related papers: Hayden--Preskill Model via Local Quenches

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We provide an explicitly hermitian hamiltonian description for the spontaneous radiation of black holes, which is a many-level, multiple-degeneracy generalization of the usual Janeys-Cummings model for two-level atoms. By standard…

High Energy Physics - Theory · Physics 2022-04-12 Ding-fang Zeng

Signed Distance Functions (SDFs) are vital implicit representations to represent high fidelity 3D surfaces. Current methods mainly leverage a neural network to learn an SDF from various supervisions including signed distances, 3D point…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Chao Chen , Yu-Shen Liu , Zhizhong Han

We study the fidelity of information retrieval in the black hole final state model by taking into account the interactions between the collapsing matter and the infalling Hawking radiation inside the event horizon. By utilizing a scrambling…

High Energy Physics - Theory · Physics 2024-06-17 Ran Li , Jin Wang

Pooling and unpooling are two essential operations in constructing hierarchical spherical convolutional neural networks (HS-CNNs) for comprehensive feature learning in the spherical domain. Most existing models employ downsampling-based…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Mingxing Xu , Chenglin Li , Wenrui Dai , Siheng Chen , Junni Zou , Pascal Frossard , Hongkai Xiong

We discuss information loss from black hole physics in AdS$_3$, focusing on two sharp signatures infecting CFT$_2$ correlators at large central charge $c$: 'forbidden singularities' arising from Euclidean-time periodicity due to the…

High Energy Physics - Theory · Physics 2016-06-03 A. Liam Fitzpatrick , Jared Kaplan , Daliang Li , Junpu Wang

Existing image inpainting methods leverage convolution-based downsampling approaches to reduce spatial dimensions. This may result in information loss from corrupted images where the available information is inherently sparse, especially…

Computer Vision and Pattern Recognition · Computer Science 2024-02-23 Shuang Chen , Amir Atapour-Abarghouei , Hubert P. H. Shum

Classical max pooling plays a crucial role in reducing data dimensionality among various well-known deep learning models, yet it often leads to the loss of vital information. We proposed a novel hybrid quantum downsampling module (HQD),…

Quantum Physics · Physics 2024-05-28 Yifeng Peng , Xinyi Li , Zhiding Liang , Ying Wang

Convolutional neural network (CNN) inference using fully homomorphic encryption (FHE) is a promising private inference (PI) solution due to the capability of FHE that enables offloading the whole computation process to the server while…

Cryptography and Security · Computer Science 2024-01-02 Donghwan Kim , Jaiyoung Park , Jongmin Kim , Sangpyo Kim , Jung Ho Ahn

Burst super-resolution (SR) technique provides a possibility of restoring rich details from low-quality images. However, since real world low-resolution (LR) images in practical applications have multiple complicated and unknown…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Wenyi Lian , Shanglian Peng

We present a novel spatial hashing based data structure to facilitate 3D shape analysis using convolutional neural networks (CNNs). Our method well utilizes the sparse occupancy of 3D shape boundary and builds hierarchical hash tables for…

Graphics · Computer Science 2019-04-19 Tianjia Shao , Yin Yang , Yanlin Weng , Qiming Hou , Kun Zhou

We provide a novel statistical perspective on a classical problem at the intersection of computer science and information theory: recovering the empirical frequency of a symbol in a large discrete dataset using only a compressed…

Methodology · Statistics 2025-04-11 Mario Beraha , Stefano Favaro , Matteo Sesia

Purpose: To improve the generalization ability of deep learning based predictions of quantitative susceptibility mapping (QSM) from high-pass filtered phase (HPFP) data. Methods: A network fine-tuning step called HP-FINE is proposed, which…

Image and Video Processing · Electrical Eng. & Systems 2025-10-08 Jinwei Zhang , Alexey Dimov , Chao Li , Hang Zhang , Thanh D. Nguyen , Pascal Spincemaille , Yi Wang

We develop a supervised machine learning algorithm that is able to learn topological phases of finite condensed matter systems from bulk data in real lattice space. The algorithm employs diagonalization in real space together with any…

Mesoscale and Nanoscale Physics · Physics 2020-09-02 N. L. Holanda , M. A. R. Griffith

We construct a holographic map that takes the semi-classical state of an evaporating black hole and its Hawking radiation to a microscopic model that reflects the scrambling dynamics of the black hole. The microscopic model is given by a…

High Energy Physics - Theory · Physics 2024-01-18 Zsolt Gyongyosi , Timothy J. Hollowood , S. Prem Kumar , Andrea Legramandi , Neil Talwar

In this paper, we consider the time evolution of entanglement asymmetry of the black hole radiation in the Hayden-Preskill thought experiment. We assume the black hole is initially in a mixed state since it is entangled with the early…

High Energy Physics - Theory · Physics 2025-02-04 Hui-Huang Chen , Zi-Jun Tang

Minimizing a convex risk function is the main step in many basic learning algorithms. We study protocols for convex optimization which provably leak very little about the individual data points that constitute the loss function.…

Machine Learning · Computer Science 2020-08-11 Di Wang , Adam Smith , Jinhui Xu

Based on the AdS/CFT correspondence, we study how to reconstruct bulk spacetime metrics by various quantum information measures on the boundary field theories, which include entanglement entropy, mutual information, entanglement of…

High Energy Physics - Theory · Physics 2023-07-17 Wen-Bin Xu , Shao-Feng Wu

State-of-the-art video deblurring methods use deep network architectures to recover sharpened video frames. Blurring especially degrades high-frequency (HF) information, yet this aspect is often overlooked by recent models that focus more…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Bo Ji , Angela Yao

Reconstructing 3D clothed human involves creating a detailed geometry of individuals in clothing, with applications ranging from virtual try-on, movies, to games. To enable practical and widespread applications, recent advances propose to…

Computer Vision and Pattern Recognition · Computer Science 2024-04-22 Yifan Yang , Dong Liu , Shuhai Zhang , Zeshuai Deng , Zixiong Huang , Mingkui Tan

In this Letter we show that an arbitrarily good approximation to the propagator e^{itH} for a 1D lattice of n quantum spins with hamiltonian H may be obtained with polynomial computational resources in n and the error \epsilon, and…

Quantum Physics · Physics 2007-05-23 Tobias J. Osborne
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