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The identification of $\gamma$-rays from the predominant hadronic-background is a key aspect in their ground-based detection using Imaging Atmospheric Cherenkov Telescopes (IACTs). While current methods are limited in their ability to…

高能天体物理现象 · 物理学 2025-10-08 Abhay Mehta , Dan Parsons , Tim Lukas Holch , David Berge , Matthias Weidlich

Using machine learning, we explore the utility of various deep neural networks (NN) when applied to high harmonic generation (HHG) scenarios. First, we train the NNs to predict the time-dependent dipole and spectra of HHG emission from…

光学 · 物理学 2023-03-07 M. Lytova , M. Spanner , I. Tamblyn

This work introduces the Topological CNN (TCNN), which encompasses several topologically defined convolutional methods. Manifolds with important relationships to the natural image space are used to parameterize image filters which are used…

机器学习 · 计算机科学 2021-03-05 Ephy R. Love , Benjamin Filippenko , Vasileios Maroulas , Gunnar Carlsson

There has been considerable recent activity applying deep convolutional neural nets (CNNs) to data from particle physics experiments. Current approaches on ATLAS/CMS have largely focussed on a subset of the calorimeter, and for identifying…

高能物理 - 实验 · 物理学 2017-11-30 Wahid Bhimji , Steven Andrew Farrell , Thorsten Kurth , Michela Paganini , Prabhat , Evan Racah

Dynamic Textures (DTs) are sequences of images of moving scenes that exhibit certain stationarity properties in time such as smoke, vegetation and fire. The analysis of DT is important for recognition, segmentation, synthesis or retrieval…

计算机视觉与模式识别 · 计算机科学 2017-03-17 Vincent Andrearczyk , Paul F. Whelan

The goal of this work is to investigate the possibility of improving current gamma/hadron discrimination based on their shower patterns recorded on the ground. To this end we propose the use of Convolutional Neural Networks (CNNs) for their…

神经与进化计算 · 计算机科学 2019-09-27 Filipe Assunção , João Correia , Rúben Conceição , Mário Pimenta , Bernardo Tomé , Nuno Lourenço , Penousal Machado

Deep learning based on Convolutional Neural Network (CNN) has shown promising results in various vision-based applications, recently also in camera-based vital signs monitoring. The CNN-based Photoplethysmography (PPG) extraction has, so…

计算机视觉与模式识别 · 计算机科学 2020-02-06 Qi Zhan , Wenjin Wang , Gerard de Haan

Generative deep learning methods built upon Convolutional Neural Networks (CNNs) provide a great tool for predicting non-linear structure in cosmology. In this work we predict high resolution dark matter halos from large scale, low…

宇宙学与河外天体物理 · 物理学 2022-04-25 David Schaurecker , Yin Li , Jeremy Tinker , Shirley Ho , Alexandre Refregier

An important part of breast cancer staging is the assessment of the sentinel axillary node for early signs of tumor spreading. However, this assessment by pathologists is not always easy and retrospective surveys often requalify the status…

定量方法 · 定量生物学 2024-04-30 Eric Bonnet

Convolutional neural networks (CNNs) have become popular especially in computer vision in the last few years because they achieved outstanding performance on different tasks, such as image classifications. We propose a nine-layer CNN for…

计算机视觉与模式识别 · 计算机科学 2017-12-05 Christoph Wick , Frank Puppe

The models and weights of prior trained Convolutional Neural Networks (CNN) created to perform automated isotopic classification of time-sequenced gamma-ray spectra, were utilized to provide source domain knowledge as training on new…

数据分析、统计与概率 · 物理学 2020-03-25 Eric T. Moore , Johanna L. Turk , William P. Ford , Nathan J. Hoteling , Lance S. McLean

Convolutional neural networks (CNNs) can potentially provide powerful tools for classifying and identifying patterns in climate and environmental data. However, because of the inherent complexities of such data, which are often…

大气与海洋物理 · 物理学 2020-03-03 Ashesh Chattopadhyay , Pedram Hassanzadeh , Saba Pasha

In the past decade, Convolutional Neural Networks (CNNs) have demonstrated state-of-the-art performance in various Artificial Intelligence tasks. To accelerate the experimentation and development of CNNs, several software frameworks have…

计算机视觉与模式识别 · 计算机科学 2018-03-16 Stylianos I. Venieris , Alexandros Kouris , Christos-Savvas Bouganis

Recently, interest in quantum computing has significantly increased, driven by its potential advantages over classical techniques. Quantum machine learning (QML) exemplifies one of the important quantum computing applications that are…

Detecting extreme events in large datasets is a major challenge in climate science research. Current algorithms for extreme event detection are build upon human expertise in defining events based on subjective thresholds of relevant…

计算机视觉与模式识别 · 计算机科学 2016-05-05 Yunjie Liu , Evan Racah , Prabhat , Joaquin Correa , Amir Khosrowshahi , David Lavers , Kenneth Kunkel , Michael Wehner , William Collins

Direction of arrival (DoA) estimation of targets improves with the number of elements employed by a phased array radar antenna. Since larger arrays have high associated cost, area and computational load, there is recent interest in thinning…

信号处理 · 电气工程与系统科学 2019-02-05 Ahmet M. Elbir , Kumar Vijay Mishra , Yonina C. Eldar

We describe a software toolbox for the configuration of deep neural networks in the domain of skin cancer classification. The implemented software architecture allows developers to quickly set up new convolutional neural network (CNN)…

图像与视频处理 · 电气工程与系统科学 2019-08-23 Fabrizio Nunnari , Daniel Sonntag

Improving patient outcomes depends on the prompt and accurate diagnosis of brain tumors, but manual MRI scan analysis is still time-consuming and unreliable. Although deep learning has shown promise, many of the models that are now in use…

图像与视频处理 · 电气工程与系统科学 2026-05-14 Md Fahimul Kabir Chowdhury , Jannatul Ferdous

Machine learning algorithms have recently been considered for many tasks in the field of wireless communications. Previously, we have proposed the use of a deep fully convolutional neural network (CNN) for receiver processing and shown it…

信号处理 · 电气工程与系统科学 2022-07-13 Janne M. J. Huttunen , Dani Korpi , Mikko Honkala

Deep learning techniques have revolutionized the field of machine learning and were recently successfully applied to various classification problems in noninvasive electroencephalography (EEG). However, these methods were so far only rarely…