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Automated cell detection and localization from microscopy images are significant tasks in biomedical research and clinical practice. In this paper, we design a new cell detection and localization algorithm that combines deep convolutional…

计算机视觉与模式识别 · 计算机科学 2018-10-09 Yao Xue , Gilbert Bigras , Judith Hugh , Nilanjan Ray

We present a convolutional neural network to classify distinct cosmological scenarios based on the statistically similar weak-lensing maps they generate. Modified gravity (MG) models that include massive neutrinos can mimic the standard…

宇宙学与河外天体物理 · 物理学 2019-07-17 Austin Peel , Florian Lalande , Jean-Luc Starck , Valeria Pettorino , Julian Merten , Carlo Giocoli , Massimo Meneghetti , Marco Baldi

Convolution Neural Networks (CNN) have performed well in many applications such as object detection, pattern recognition, video surveillance and so on. CNN carryout feature extraction on labelled data to perform classification. Multi-label…

机器学习 · 计算机科学 2021-01-28 Tolulope A. Odetola , Ogheneuriri Oderhohwo , Syed Rafay Hasan

The detection of gravitational waves has inaugurated the era of gravitational astronomy and opened new avenues for the multimessenger study of cosmic sources. Thanks to their sensitivity, the Advanced LIGO and Advanced Virgo interferometers…

广义相对论与量子宇宙学 · 物理学 2018-04-05 Massimiliano Razzano , Elena Cuoco

Gravitational wave echoes offer a unique probe of the near-horizon structure of astrophysical black holes, beyond the standard ''black hole spectroscopy''. Theoretical waveform predictions, however, remain uncertain, motivating robust…

广义相对论与量子宇宙学 · 物理学 2026-01-01 Di Wu , Xi-Li Zhang , Qing-Guo Huang , Jing Ren

Spectrum sensing is one of the means of utilizing the scarce source of wireless spectrum efficiently. In this paper, a convolutional neural network (CNN) model employing spectral correlation function which is an effective characterization…

信号处理 · 电气工程与系统科学 2021-04-29 Kürşat Tekbıyık , Özkan Akbunar , Ali Rıza Ekti , Ali Görçin , Güneş Karabulut Kurt , Khalid A. Qaraqe

Gravitational waves are emitted from deep within a core-collapse supernova, which may enable us to determine the mechanism of the explosion from a gravitational-wave detection. Previous studies suggested that it is possible to determine if…

The quest to observe gravitational waves challenges our ability to discriminate signals from detector noise. This issue is especially relevant for transient gravitational waves searches with a robust eyes wide open approach, the so called…

天体物理仪器与方法 · 物理学 2017-04-19 S. Vinciguerra , M. Drago , G. A. Prodi , S. Klimenko , C. Lazzaro , V. Necula , F. Salemi , V. Tiwari , M. C. Tringali , G. Vedovato

We demonstrate the potential of Deep Learning methods for measurements of cosmological parameters from density fields, focusing on the extraction of non-Gaussian information. We consider weak lensing mass maps as our dataset. We aim for our…

宇宙学与河外天体物理 · 物理学 2017-07-19 Jorit Schmelzle , Aurelien Lucchi , Tomasz Kacprzak , Adam Amara , Raphael Sgier , Alexandre Réfrégier , Thomas Hofmann

This work investigates the detection of binary neutron stars gravitational wave based on convolutional neural network (CNN). To promote the detection performance and efficiency, we proposed a scheme based on wavelet packet (WP)…

天体物理仪器与方法 · 物理学 2023-12-27 Baijiong Lin , Xiangru Li , Woliang Yu

High-precision cellular-based localization is one of the key technologies for next-generation communication systems. In this paper, we investigate the potential of applying machine learning (ML) to a massive multiple-input multiple-output…

信号处理 · 电气工程与系统科学 2023-03-08 Guoda Tian , Ilayda Yaman , Michiel Sandra , Xuesong Cai , Liang Liu , Fredrik Tufvesson

Multiwavelength observations have revealed that dense, confined circumstellar material (CCSM) commonly exists in the vicinity of supernova (SN) progenitors, suggesting enhanced mass losses years to centuries before their core collapse.…

高能天体物理现象 · 物理学 2024-05-15 Kohta Murase

We investigate the potential of neural-network based classifiers for discriminating gravitational wave bursts (GWBs) of a given canonical family (e.g. core-collapse supernova waveforms) from typical transient instrumental artifacts…

天体物理仪器与方法 · 物理学 2014-01-24 Salvatore Rampone , Vincenzo Pierro , Luigi Troiano , Innocenzo M. Pinto

The ability to automatically detect certain types of cells or cellular subunits in microscopy images is of significant interest to a wide range of biomedical research and clinical practices. Cell detection methods have evolved from…

计算机视觉与模式识别 · 计算机科学 2018-02-22 Yao Xue , Nilanjan Ray

Machine learning can be a powerful tool to discover new signal types in astronomical data. We here apply it to search for long-duration transient gravitational waves triggered by pulsar glitches, which could yield physical insight into the…

高能天体物理现象 · 物理学 2023-07-18 Luana M. Modafferi , Rodrigo Tenorio , David Keitel

Real-time prediction of clinical interventions remains a challenge within intensive care units (ICUs). This task is complicated by data sources that are noisy, sparse, heterogeneous and outcomes that are imbalanced. In this paper, we…

机器学习 · 计算机科学 2017-05-25 Harini Suresh , Nathan Hunt , Alistair Johnson , Leo Anthony Celi , Peter Szolovits , Marzyeh Ghassemi

Casing collar locator (CCL) measurements are widely used as reliable depth markers for positioning downhole instruments in cased-hole operations, enabling accurate depth control for operations such as perforation. However, autonomous collar…

系统与控制 · 电气工程与系统科学 2026-03-04 Si-Yu Xiao , Xin-Di Zhao , Xiang-Zhan Wang , Tian-Hao Mao , Ying-Kai Liao , Xing-Yu Liao , Yu-Qiao Chen , Jun-Jie Wang , Shuang Liu , Tu-Pei Chen , Yang Liu

Based on the DUSTGRAIN-pathfinder suite of simulations, we investigate observational degeneracies between nine models of modified gravity and massive neutrinos. Three types of machine learning techniques are tested for their ability to…

宇宙学与河外天体物理 · 物理学 2019-04-17 Julian Merten , Carlo Giocoli , Marco Baldi , Massimo Meneghetti , Austin Peel , Florian Lalande , Jean-Luc Starck , Valeria Pettorino

During oscillations of cosmology inflation around the minimum of a cuspy potential after inflation, the existence of extra high frequency gravitational waves (HFGWs) (GHz) has been proven effectively recently. Based on the electromagnetic…

数据分析、统计与概率 · 物理学 2019-10-18 Li Li Wang , Jin Li , Nan Yang , Xin Li

We investigate the use of Convolutional Neural Networks (including the modern ConvNeXt network family) to classify transient noise signals (i.e.~glitches) and gravitational waves in data from the Advanced LIGO detectors. First, we use…

广义相对论与量子宇宙学 · 物理学 2023-08-28 Tiago S. Fernandes , Samuel J. Vieira , Antonio Onofre , Juan Calderón Bustillo , Alejandro Torres-Forné , José A. Font