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The field of computer vision has greatly matured in the past decade, and many of the methods and techniques can be useful for astronomical applications. One example is in searching large imaging surveys for objects of interest, especially…

天体物理仪器与方法 · 物理学 2023-08-03 Jyothish Pari , Joseph L. Hora

Deep learning systems extensively use convolution operations to process input data. Though convolution is clearly defined for structured data such as 2D images or 3D volumes, this is not true for other data types such as sparse point…

计算机视觉与模式识别 · 计算机科学 2018-09-26 Pedro Hermosilla , Tobias Ritschel , Pere-Pau Vázquez , Àlvar Vinacua , Timo Ropinski

Gravitational-wave searches for cosmic strings are currently hindered by the presence of detector glitches, some classes of which strongly resemble cosmic string signals. This confusion greatly reduces the efficiency of searches. A…

天体物理仪器与方法 · 物理学 2024-01-23 Quirijn Meijer , Melissa Lopez , Daichi Tsuna , Sarah Caudill

Machine learning (ML) methods have become popular for parameter inference in cosmology, although their reliance on specific training data can cause difficulties when applied across different data sets. By reproducing and testing networks…

宇宙学与河外天体物理 · 物理学 2024-12-23 Kimeel Sooknunan , Emma Chapman , Luke Conaboy , Daniel Mortlock , Jonathan Pritchard

In recent years, convolutional neural networks (CNN) have played an important role in the field of deep learning. Variants of CNN's have proven to be very successful in classification tasks across different domains. However, there are two…

机器学习 · 统计学 2017-12-12 Edgar Xi , Selina Bing , Yang Jin

The Deep Convolutional Neural Network (DCNN) is one of the most powerful and successful deep learning approaches. DCNNs have already provided superior performance in different modalities of medical imaging including breast cancer…

计算机视觉与模式识别 · 计算机科学 2018-11-13 Md Zahangir Alom , Chris Yakopcic , Tarek M. Taha , Vijayan K. Asari

We describe a new deep learning approach to cardinality estimation. MSCN is a multi-set convolutional network, tailored to representing relational query plans, that employs set semantics to capture query features and true cardinalities.…

数据库 · 计算机科学 2018-12-19 Andreas Kipf , Thomas Kipf , Bernhard Radke , Viktor Leis , Peter Boncz , Alfons Kemper

The efficient classification of different types of supernova is one of the most important problems for observational cosmology. However, spectroscopic confirmation of most objects in upcoming photometric surveys, such as the The Rubin…

宇宙学与河外天体物理 · 物理学 2020-08-17 Marcelo Vargas dos Santos , Miguel Quartin , Ribamar R. R. Reis

Research in neural models inspired by mammal's visual cortex has led to many spiking neural networks such as pulse-coupled neural networks (PCNNs). These models are oscillating, spatio-temporal models stimulated with images to produce…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Nurul Rafi , Pablo Rivas

In our previous paper, we developed a technique for identifying pulsar candidates in interferometric radio images using their distinctive scintillation signatures. Building on this technique, the present study simulates a pulsar population…

天体物理仪器与方法 · 物理学 2026-01-06 Jitendra Salal , Shriharsh P. Tendulkar , Visweshwar Ram Marthi

Automated detection of cervical cancer cells or cell clumps has the potential to significantly reduce error rate and increase productivity in cervical cancer screening. However, most traditional methods rely on the success of accurate cell…

计算机视觉与模式识别 · 计算机科学 2019-12-24 Yixiong Liang , Zhihong Tang , Meng Yan , Jialin Chen , Qing Liu , Yao Xiang

Context: New spectroscopic surveys will increase the number of astronomical objects requiring characterization by over tenfold.. Machine learning tools are required to address this data deluge in a fast and accurate fashion. Most machine…

The design, analysis and application of a volumetric convolutional neural network (VCNN) are studied in this work. Although many CNNs have been proposed in the literature, their design is empirical. In the design of the VCNN, we propose a…

计算机视觉与模式识别 · 计算机科学 2017-02-02 Xiaqing Pan , Yueru Chen , C. -C. Jay Kuo

Robust face detection is one of the most important pre-processing steps to support facial expression analysis, facial landmarking, face recognition, pose estimation, building of 3D facial models, etc. Although this topic has been intensely…

计算机视觉与模式识别 · 计算机科学 2017-01-03 Yutong Zheng , Chenchen Zhu , Khoa Luu , Chandrasekhar Bhagavatula , T. Hoang Ngan Le , Marios Savvides

This research presents a machine-learning approach for tumor detection in medical images using convolutional neural networks (CNNs). The study focuses on preprocessing techniques to enhance image features relevant to tumor detection,…

图像与视频处理 · 电气工程与系统科学 2024-03-01 Ha Anh Vu

Recently, quantum convolutional neural networks (QCNNs) are proposed, harnessing the power of quantum computing for faster training compared to the classical counterparts. However, this framework for deep learning also relies on multiple…

量子物理 · 物理学 2024-12-12 Yifan Sun , Xiangdong Zhang

In this work, we investigate the value of employing deep learning for the task of wireless signal modulation recognition. Recently in [1], a framework has been introduced by generating a dataset using GNU radio that mimics the imperfections…

机器学习 · 计算机科学 2018-01-08 Xiaoyu Liu , Diyu Yang , Aly El Gamal

Classification of polarimetric synthetic aperture radar (PolSAR) images is an active research area with a major role in environmental applications. The traditional Machine Learning (ML) methods proposed in this domain generally focus on…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Mete Ahishali , Serkan Kiranyaz , Turker Ince , Moncef Gabbouj

Convolutional neural networks (CNNs) have been widely used to improve the accuracy of polarimetric synthetic aperture radar (PolSAR) image classification. However, in most studies, the difference between PolSAR images and optical images is…

计算机视觉与模式识别 · 计算机科学 2019-09-13 Lamei Zhang , Hongwei Dong , Bin Zou

Fault detection in rotating machinery is a complex task, particularly in small and heterogeneous dataset scenarios. Variability in sensor placement, machinery configurations, and structural differences further increase the complexity of the…

机器学习 · 计算机科学 2025-03-25 Praveen Chopra , Himanshu Kumar , Sandeep Yadav