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Finite mixture models are statistical models which appear in many problems in statistics and machine learning. In such models it is assumed that data are drawn from random probability measures, called mixture components, which are…

机器学习 · 统计学 2022-04-05 Robert A. Vandermeulen , Clayton D. Scott

Modern industrial facilities generate large volumes of raw sensor data during the production process. This data is used to monitor and control the processes and can be analyzed to detect and predict process abnormalities. Typically, the…

机器学习 · 计算机科学 2023-11-03 Maksim Golyadkin , Vitaliy Pozdnyakov , Leonid Zhukov , Ilya Makarov

Different types of spectroscopies, such as X-ray absorption near edge structure (XANES) and Raman spectroscopy, play a very important role in analyzing the characteristics of different materials. In scientific literature, XANES/Raman data…

计算机视觉与模式识别 · 计算机科学 2021-07-08 Weixin Jiang , Eric Schwenker , Trevor Spreadbury , Kai Li , Maria K. Y. Chan , Oliver Cossairt

We use machine learning algorithms to detect the crystalline phase in undercooled melts in molecular dynamics simulations. Our classification method is based on local conformation and environmental fingerprints of individual monomers. In…

软凝聚态物质 · 物理学 2023-11-02 Atmika Bhardwaj , Jens-Uwe Sommer , Marco Werner

This work provide a model based on machine learning techniques in welds recognition, based on signals obtained through in-line inspection tool called smart pig in Oil and Gas pipelines . The model uses a signal noise reduction phase by…

机器学习 · 计算机科学 2025-03-13 C J Arizmendi , W L Garcia , M A Quintero

Fire outbreaks pose critical threats to human life and infrastructure, necessitating high-fidelity early-warning systems that detect combustion precursors such as smoke. However, smoke plumes exhibit complex spatiotemporal dynamics…

计算机视觉与模式识别 · 计算机科学 2025-08-21 Nitish Kumar Mahala , Muzammil Khan , Pushpendra Kumar

We introduce FLAME, a machine-learning algorithm designed to fit Voigt profiles to HI Lyman-alpha (Ly$\alpha$) absorption lines using deep convolutional neural networks. FLAME integrates two algorithms: the first determines the number of…

宇宙学与河外天体物理 · 物理学 2024-05-20 Priyanka Jalan , Vikram Khaire , M. Vivek , Prakash Gaikwad

Automated model discovery is the process of automatically searching and identifying the most appropriate model for a given dataset over a large combinatorial search space. Existing approaches, however, often face challenges in balancing the…

人工智能 · 计算机科学 2025-10-01 Lee Jung-Mok , Nam Hyeon-Woo , Moon Ye-Bin , Junhyun Nam , Tae-Hyun Oh

The automatic reconstruction of three-dimensional particle tracks from Active Target Time Projection Chambers data can be a challenging task, especially in the presence of noise. In this article, we propose a non-parametric algorithm that…

仪器与探测器 · 物理学 2018-11-20 Christoph Dalitz , Yassid Ayyad , Jens Wilberg , Lukas Aymans , Daniel Bazin , Wolfgang Mittig

The upcoming extremely large telescopes will provide the first opportunity to search for signs of habitability and life on non-transiting terrestrial exoplanets using high-contrast, high-resolution instrumentation. However, the suite of…

地球与行星天体物理 · 物理学 2025-03-12 Miles H. Currie , Victoria S. Meadows

The SUB-Millicharge ExperimenT (SUBMET) investigates an unexplored parameter space of millicharged particles with mass $m_\chi < $ 1.6 GeV/c$^2$ and charge $Q_\chi < 10^{-3}e$. The detector consists of an Eljen-200 plastic scintillator…

Sewer pipe faults, such as leaks and blockages, can lead to severe consequences including groundwater contamination, property damage, and service disruption. Traditional inspection methods rely heavily on the manual review of CCTV footage…

机器人学 · 计算机科学 2025-07-31 Alex George , Will Shepherd , Simon Tait , Lyudmila Mihaylova , Sean R. Anderson

We are experiencing an explosion in the amount of sensors measuring our activities and the world around us. These sensors are spread throughout the built environment and can help us perform state estimation and control of related systems,…

系统与控制 · 计算机科学 2018-02-06 Matthew A. Wright , Roberto Horowitz

Autonomous synthesis and characterization of inorganic materials requires the automatic and accurate analysis of X-ray diffraction spectra. For this task, we designed a probabilistic deep learning algorithm to identify complex multi-phase…

材料科学 · 物理学 2021-05-27 Nathan J. Szymanski , Christopher J. Bartel , Yan Zeng , Qingsong Tu , Gerbrand Ceder

With the growing global deployment of carbon capture and sequestration technology to combat climate change, monitoring and detection of potential CO2 leakage through existing or storage induced faults are critical to the safe and long-term…

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

Absolute measurements of neutron flux are an essential prerequisite of neutron-induced cross section measurements, neutron beam lines characterization and dosimetric investigations. A new gaseous detector has been developed for measurements…

We have developed a maximum likelihood source detection method capable of detecting ultra-faint streaks with surface brightnesses approximately an order of magnitude fainter than the pixel level noise. Our maximum likelihood detection…

天体物理仪器与方法 · 物理学 2016-09-26 William A. Dawson , Michael D. Schneider , Chandrika Kamath

Individual tree segmentation (ITS) from LiDAR point clouds is fundamental for applications such as forest inventory, carbon monitoring and biodiversity assessment. Traditionally, ITS has been achieved with unsupervised geometry-based…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Lassi Ruoppa , Tarmo Hietala , Verneri Seppänen , Josef Taher , Teemu Hakala , Xiaowei Yu , Antero Kukko , Harri Kaartinen , Juha Hyyppä

Extended radio sources present unique challenges for automated detection and classification in wide-field radio surveys. With current surveys such as the Evolutionary Map of the Universe (EMU), robust and scalable methods are essential to…