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Absorption imaging is the most common probing technique in experiments with ultracold atoms. The standard procedure involves the division of two frames acquired at successive exposures, one with the atomic absorption signal and one without.…

量子气体 · 物理学 2020-07-08 Gal Ness , Anastasiya Vainbaum , Constantine Shkedrov , Yanay Florshaim , Yoav Sagi

The quantum state of ultracold atoms is often determined through measurement of the spatial distribution of the atom cloud. Absorption imaging of the cloud is regularly used to extract this spatial information. Accurate determination of the…

Quantum techniques are expected to revolutionize how information is acquired, exchanged, and processed. Yet it has been a challenge to realize and measure their values in practical settings. We present first photon machine learning as a new…

量子物理 · 物理学 2024-10-24 Lili Li , Santosh Kumar , Malvika Garikapati , Yu-Ping Huang

A machine-learning-based framework for constructing generator-level observables optimized for parameter extraction in particle physics analyses is introduced, referred to as the Optimal Observable Machine (OOM). Unfoldable differential…

We study supervised learning algorithms in which a quantum device is used to perform a computational subroutine - either for prediction via probability estimation, or to compute a kernel via estimation of quantum states overlap. We design…

量子物理 · 物理学 2021-07-07 Ulysse Chabaud , Damian Markham , Adel Sohbi

In this paper we show that the sensitivity of absorption imaging of ultracold atoms can be significantly improved by imaging in a standing-wave configuration. We present simulations of single-atom absorption imaging both for a…

原子物理 · 物理学 2014-02-13 Atreju Tauschinsky , Robert J. C. Spreeuw

Quantum gas microscopes for ultracold atoms can provide high-resolution real-space snapshots of complex many-body systems. We implement machine learning to analyze and classify such snapshots of ultracold atoms. Specifically, we compare the…

Single-beam scanning electron microscopes (SEM) are widely used to acquire massive data sets for biomedical study, material analysis, and fabrication inspection. Datasets are typically acquired with uniform acquisition: applying the…

图像与视频处理 · 电气工程与系统科学 2021-01-11 Lu Mi , Hao Wang , Yaron Meirovitch , Richard Schalek , Srinivas C. Turaga , Jeff W. Lichtman , Aravinthan D. T. Samuel , Nir Shavit

Many important physical processes have dynamics that are too complex to completely model analytically. Optimisation of such processes often relies on intuition, trial-and-error, or the construction of empirical models. Machine learning…

Modern machine-learning techniques are generally considered data-hungry. However, this may not be the case for turbulence as each of its snapshots can hold more information than a single data file in general machine-learning settings. This…

流体动力学 · 物理学 2024-12-18 Kai Fukami , Kunihiko Taira

Analyzing large volumes of high-dimensional data requires dimensionality reduction: finding meaningful low-dimensional structures hidden in their high-dimensional observations. Such practice is needed in atomistic simulations of complex…

计算物理 · 物理学 2023-10-17 Jakub Rydzewski , Ming Chen , Omar Valsson

The practice of collider physics typically involves the marginalization of multi-dimensional collider data to uni-dimensional observables relevant for some physics task. In any cases, such as classification or anomaly detection, the…

高能物理 - 唯象学 · 物理学 2026-03-26 Arindam Bhattacharya , Katherine Fraser , Matthew D. Schwartz

Two-dimensional materials are a class of atomically thin materials with assorted electronic and quantum properties. Accurate identification of layer thickness, especially for a single monolayer, is crucial for their characterization. This…

材料科学 · 物理学 2024-06-25 Polina A. Leger , Aditya Ramesh , Talianna Ulloa , Yingying Wu

Most measurements in particle and nuclear physics use matrix-based unfolding algorithms to correct for detector effects. In nearly all cases, the observable is defined analogously at the particle and detector level. We point out that while…

高能物理 - 实验 · 物理学 2022-07-08 Miguel Arratia , Daniel Britzger , Owen Long , Benjamin Nachman

We developed a method to characterize arbitrary superpositions of light orbital angular momentum (OAM) with high fidelity by using astigmatic tomography and machine learning processing. In order to define each superposition unequivocally,…

We train a model atom to recognize hand-written digits between 0 and 9, employing intense light--matter interaction as a computational resource. For training, individual images of hand-written digits in the range 0-9 are converted into…

原子物理 · 物理学 2024-03-19 Thomas Pfeifer , Matthias Wollenhaupt , Manfred Lein

Few-Shot Learning is the challenge of training a model with only a small amount of data. Many solutions to this problem use meta-learning algorithms, i.e. algorithms that learn to learn. By sampling few-shot tasks from a larger dataset, we…

计算机视觉与模式识别 · 计算机科学 2019-10-01 Etienne Bennequin

Deep autoregressive models have shown state-of-the-art performance in density estimation for natural images on large-scale datasets such as ImageNet. However, such models require many thousands of gradient-based weight updates and unique…

神经与进化计算 · 计算机科学 2018-03-01 Scott Reed , Yutian Chen , Thomas Paine , Aäron van den Oord , S. M. Ali Eslami , Danilo Rezende , Oriol Vinyals , Nando de Freitas

We theoretically develop and experimentally demonstrate a holographic method for imaging cold atoms at the diffraction and photon shot noise limits. Aided by a double point source reference field, a simple iterative algorithm robustly…

原子物理 · 物理学 2015-06-18 J. P. Sobol , Saijun Wu

One-shot learning focuses on adapting pretrained models to recognize newly introduced and unseen classes based on a single labeled image. While variations of few-shot and zero-shot learning exist, one-shot learning remains a challenging yet…

计算机视觉与模式识别 · 计算机科学 2025-05-22 Kyle Stein , Andrew A. Mahyari , Guillermo Francia , Eman El-Sheikh
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