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Real-world physical signals are continuous and high-dimensional, yet the statistical-mechanics machinery of associative memory operates on discrete Ising spins. We bridge this divide through a multilayer Ising framework that couples a…

无序系统与神经网络 · 物理学 2026-05-15 Andrea Ladiana

The aging and increasing complexity of infrastructures make efficient inspection planning more critical in ensuring safety. Thanks to sampling-based motion planning, many inspection planners are fast. However, they often require huge…

机器人学 · 计算机科学 2025-12-25 Jingyang You , Hanna Kurniawati , Lashika Medagoda

A Gaussian quantum theory of bosonic modes has been widely used to describe quantum optical systems, including coherent Ising machines (CIMs) that consist of $\chi^{(2)}$ degenerate optical parametric oscillators (DOPOs) as nonlinear…

量子物理 · 物理学 2024-03-04 Yoshitaka Inui , Edwin Ng , Yoshihisa Yamamoto

Optimized sensing is important for computational imaging in low-resource environments, when images must be recovered from severely limited measurements. In this paper, we propose a physics-constrained, fully differentiable, autoencoder that…

图像与视频处理 · 电气工程与系统科学 2020-03-24 He Sun , Adrian V. Dalca , Katherine L. Bouman

We present an efficient program for the exact diagonalization solution of the pairing Hamiltonian in spherical systems with rotational invariance based on the SU(2) quasi-spin algebra. The basis vectors with quasi-spin symmetry considered…

计算物理 · 物理学 2021-03-17 Xiaoyu Liu , Chong Qi , Xin Guan , Zhong Liu

This paper proposes a two-view deterministic geometric model fitting method, termed Superpixel-based Deterministic Fitting (SDF), for multiple-structure data. SDF starts from superpixel segmentation, which effectively captures prior…

计算机视觉与模式识别 · 计算机科学 2016-07-21 Guobao Xiao , Hanzi Wang , Yan Yan , David Suter

We propose a novel space division multiplexing (SDM) technique based on spatial phase encoding, which may provide a new perspective beyond the conventional SDM in free space optical communications, such as multiplexing of orbital angular…

光学 · 物理学 2013-08-30 Zhou Hai-long , Dong Jian-ji , Shi Lei , Huang De-xiu , Zhang Xin-Liang

Various combinatorial optimization NP-hard problems can be reduced to finding the minimizer of an Ising model, which is a discrete mathematical model. It is an intellectual challenge to develop some mathematical tools or algorithms for…

最优化与控制 · 数学 2023-12-01 Bowen Liu , Kaizhi Wang , Dongmei Xiao , Zhan Yu

The exact solution of the Schrodinger equation for atoms, molecules and extended systems continues to be a "Holy Grail" problem for the field of atomic and molecular physics since inception. Recently, breakthroughs have been made in the…

量子物理 · 物理学 2017-06-02 Rongxin Xia , Teng Bian , Sabre Kais

Multi-objective optimisation problems involve finding solutions with varying trade-offs between multiple and often conflicting objectives. Ising machines are physical devices that aim to find the absolute or approximate ground states of an…

Error-mitigation methods for Ising machines are reexamined not merely as noise-suppression techniques but as a structural design problem of replica-coupled Ising models. Using simulated annealing as a hardware-noise-free testbed, we…

统计力学 · 物理学 2026-01-15 Tetsuro Abe , Kanta Hino , Shu Tanaka

Neural networks provide a powerful tool for applications from classification and regression to general purpose alternative computing. Photonics have the potential to provide enormous speed benefits over electronic and software networks,…

信号处理 · 电气工程与系统科学 2018-10-18 Ethan Gordon

We study the complexity of classically sampling from the output distribution of an Ising spin model, which can be implemented naturally in a variety of atomic, molecular, and optical systems. In particular, we construct a specific example…

量子物理 · 物理学 2017-09-20 Bill Fefferman , Michael Foss-Feig , Alexey V. Gorshkov

In recent years, image-scanning microscopy (ISM, also termed pixel-reassignment microscopy) has emerged as a technique that improves the resolution and signal-to-noise compared to confocal and widefield microscopy by employing a detector…

光学 · 物理学 2023-04-19 Tal I. Sommer , Gil Weinberg , Ori Katz

We propose an algorithm inspired by optical coherent Ising machines to solve the problem of polynomial unconstrained binary optimization (PUBO). We benchmark the proposed algorithm against existing PUBO algorithms on the extended…

The last couple of years have seen an emergence of physics-inspired computing for maximum likelihood MIMO detection. These methods involve transforming the MIMO detection problem into an Ising minimization problem, which can then be solved…

网络与互联网体系结构 · 计算机科学 2023-01-18 Abhishek Kumar Singh , Davide Venturelli , Kyle Jamieson

Mechanical metamaterials utilize geometry to achieve exceptional mechanical properties, including those not typically possible for traditional materials. To achieve these properties, it is necessary to identify the proper structures and…

应用物理 · 物理学 2024-10-11 Jiakun Liu , Adam Taylor , Sage Fulco , Sumukh S. Pande , Kevin T. Turner

Dynamic mode (DM) decomposition decomposes spatiotemporal signals into basic oscillatory components (DMs). DMs can improve the accuracy of neural decoding when used with the nonlinear Grassmann kernel, compared to conventional power…

信号处理 · 电气工程与系统科学 2023-11-09 Ryohei Fukuma , Kei Majima , Yoshinobu Kawahara , Okito Yamashita , Yoshiyuki Shiraishi , Haruhiko Kishima , Takufumi Yanagisawa

Multiple signal classification (MUSIC) has been widely applied in multiple-input multiple-output (MIMO) receivers for direction-of-arrival (DOA) estimation. To reduce the cost of radio frequency (RF) chains operating at millimeter-wave…

信息论 · 计算机科学 2021-06-22 Yinsheng Liu , Yiwei Yan , Li You , Wenji Wang , Hongtao Duan

In this paper, we build and explore supervised learning models of ferromagnetic system behavior, using Monte-Carlo sampling of the spin configuration space generated by the 2D Ising model. Given the enormous size of the space of all…

统计力学 · 物理学 2017-09-06 Nataliya Portman , Isaac Tamblyn