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The Jiangmen Underground Neutrino Observatory (JUNO) is designed to determine the neutrino mass ordering and measure neutrino oscillation parameters. A precise muon reconstruction is crucial to reduce one of the major backgrounds induced by…

仪器与探测器 · 物理学 2021-05-11 Yan Liu , Weidong Li , Tao Lin , Wenxing Fang , Simon C. Blyth , Jilei Xu , Miao He , Kun Zhang

Real-time, accurate, and robust pupil detection is an essential prerequisite for pervasive video-based eye-tracking. However, automated pupil detection in real-world scenarios has proven to be an intricate challenge due to fast illumination…

计算机视觉与模式识别 · 计算机科学 2016-01-20 Wolfgang Fuhl , Thiago Santini , Gjergji Kasneci , Enkelejda Kasneci

A deep convolutional neural network has been developed to denoise atomic-resolution TEM image datasets of nanoparticles acquired using direct electron counting detectors, for applications where the image signal is severely limited by shot…

When solving a segmentation task, shaped-base methods can be beneficial compared to pixelwise classification due to geometric understanding of the target object as shape, preventing the generation of anatomical implausible predictions in…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Ron Keuth , Mattias Heinrich

We propose a novel method for identification of a linear pattern of pixels on a two-dimensional grid. Following principles employed by the visual cortex, we employ orientation selective neurons in a neural network which performs this task.…

高能物理 - 实验 · 物理学 2009-10-28 Halina Abramowicz , David Horn , Ury Naftaly , Carmit Sahar-Pikielny

Cell nuclei detection is a challenging research topic because of limitations in cellular image quality and diversity of nuclear morphology, i.e. varying nuclei shapes, sizes, and overlaps between multiple cell nuclei. This has been a topic…

图像与视频处理 · 电气工程与系统科学 2019-01-23 Mohammad Tofighi , Tiantong Guo , Jairam K. P. Vanamala , Vishal Monga

Gadolinium-loading of large water Cherenkov detectors is a prime method for the detection of the Diffuse Supernova Neutrino Background (DSNB). While the enhanced neutron tagging capability greatly reduces single-event backgrounds,…

仪器与探测器 · 物理学 2021-12-08 David Maksimović , Michael Nieslony , Michael Wurm

Neutrino astronomy is a vibrant field of study in astrophysics, offering unique insights into the Universe's most energetic phenomena. The combination of a low cross section and zero electromagnetic charge ensure that a neutrino retains…

天体物理仪器与方法 · 物理学 2025-08-20 Ruben Camphyn

Shape learning, or the ability to leverage shape information, could be a desirable property of convolutional neural networks (CNNs) when target objects have specific shapes. While some research on the topic is emerging, there is no…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Yixin Zhang , Maciej A. Mazurowski

A neural network method is developed to discriminate direct photons from the neutral pion background in the PHOS spectrometer of the ALICE experiment at the LHC collider. The neural net has been trained to distinguish different classes of…

仪器与探测器 · 物理学 2007-05-23 M. Yu. Bogolyubsky , Yu. V. Kharlov , S. A. Sadovsky

In this work, we present a novel background subtraction system that uses a deep Convolutional Neural Network (CNN) to perform the segmentation. With this approach, feature engineering and parameter tuning become unnecessary since the…

计算机视觉与模式识别 · 计算机科学 2017-02-07 Mohammadreza Babaee , Duc Tung Dinh , Gerhard Rigoll

Current approaches in pulse detection use domain transformations so as to concentrate frequency related information that can be distinguishable from noise. In real cases we do not know when the pulse will begin, so we need a time search…

信息检索 · 计算机科学 2007-05-23 Jaime Gomez , Ignacio Melgar , Juan Seijas

3D object detection from LiDAR sensor data is an important topic in the context of autonomous cars and drones. In this paper, we present the results of experiments on the impact of backbone selection of a deep convolutional neural network…

计算机视觉与模式识别 · 计算机科学 2022-10-03 Konrad Lis , Tomasz Kryjak

We present a methodology for automated real-time analysis of a radio image data stream with the goal to find transient sources. Contrary to previous works, the transients we are interested in occur on a time-scale where dispersion starts to…

天体物理仪器与方法 · 物理学 2021-08-09 David Ruhe , Mark Kuiack , Antonia Rowlinson , Ralph Wijers , Patrick Forré

Polynomial neural networks (PNNs) have been recently shown to be particularly effective at image generation and face recognition, where high-frequency information is critical. Previous studies have revealed that neural networks demonstrate…

机器学习 · 计算机科学 2022-03-01 Moulik Choraria , Leello Tadesse Dadi , Grigorios Chrysos , Julien Mairal , Volkan Cevher

Deep learning has established many new state of the art solutions in the last decade in areas such as object, scene and speech recognition. In particular Convolutional Neural Network (CNN) is a category of deep learning which obtains…

计算机视觉与模式识别 · 计算机科学 2016-09-26 Vincent Andrearczyk , Paul F. Whelan

One of the brightest objects in the universe, supernovae (SNe) are powerful explosions marking the end of a star's lifetime. Supernova (SN) type is defined by spectroscopic emission lines, but obtaining spectroscopy is often logistically…

天体物理仪器与方法 · 物理学 2022-07-20 Helen Qu , Masao Sako , Anais Moller , Cyrille Doux

Convolutional Neural Networks (CNNs) are commonly thought to recognise objects by learning increasingly complex representations of object shapes. Some recent studies suggest a more important role of image textures. We here put these…

计算机视觉与模式识别 · 计算机科学 2022-11-11 Robert Geirhos , Patricia Rubisch , Claudio Michaelis , Matthias Bethge , Felix A. Wichmann , Wieland Brendel

X-ray phase-contrast imaging offers enhanced sensitivity for weakly-attenuating materials, such as breast and brain tissue, but has yet to be widely implemented clinically due to high coherence requirements and expensive x-ray optics.…

医学物理 · 物理学 2023-05-04 Serena Qinyun Z. Shi , Nadav Shapira , Peter B. Noël , Sebastian Meyer

(Gd,La)$_2$Si$_2$O$_7$:Ce (La-GPS:Ce) is a new scintillator material with high light output, high energy resolution, and fast decay time. Moreover, the scintillator has a good light output even at high temperature (up to 150$^\circ$C) and…