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相关论文: Automating the Deep Space Network Data Systems; A …

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Spacecraft operations are highly critical, demanding impeccable reliability and safety. Ensuring the optimal performance of a spacecraft requires the early detection and mitigation of anomalies, which could otherwise result in unit or…

机器学习 · 计算机科学 2024-05-20 Daniel Lakey , Tim Schlippe

The Deep Space Network is NASA's international array of antennas that support interplanetary spacecraft missions. A track is a block of multi-dimensional time series from the beginning to end of DSN communication with the target spacecraft,…

机器学习 · 计算机科学 2021-11-03 Kyongsik Yun , Rishi Verma , Umaa Rebbapragada

With three complexes spread evenly across the Earth, NASA's Deep Space Network (DSN) is the primary means of communications as well as a significant scientific instrument for dozens of active missions around the world. A rapidly rising…

机器学习 · 计算机科学 2021-11-24 Edwin Goh , Hamsa Shwetha Venkataram , Mark Hoffmann , Mark Johnston , Brian Wilson

The Deep Space Network (DSN) is the primary means of commanding, tracking, and receiving data from all of NASA's deep space missions, as well as a number of deep space missions operated by other international space agencies. The current…

天体物理仪器与方法 · 物理学 2025-06-18 T. Joseph W. Lazio

Anomalies represent deviations from the intended system operation and can lead to decreased efficiency as well as partial or complete system failure. As the causes of anomalies are often unknown due to complex system dynamics, efficient…

机器学习 · 计算机科学 2021-08-31 Benjamin Lindemann , Benjamin Maschler , Nada Sahlab , Michael Weyrich

Monitoring traffic in computer networks is one of the core approaches for defending critical infrastructure against cyber attacks. Machine Learning (ML) and Deep Neural Networks (DNNs) have been proposed in the past as a tool to identify…

机器学习 · 计算机科学 2022-03-01 Daniel L. Marino , Chathurika S. Wickramasinghe , Craig Rieger , Milos Manic

The detection and classification of anomalies in gravitational wave data plays a critical role in improving the sensitivity of searches for signals of astrophysical origins. We present ABNORMAL (AI Based Nonstationarity Observer for…

广义相对论与量子宇宙学 · 物理学 2025-08-28 Yi-Yang Guo , Soumya D. Mohanty , Xie Qunying , Yu-Xiao Liu

In this paper, we propose and evaluate the application of unsupervised machine learning to anomaly detection for a Cyber-Physical System (CPS). We compare two methods: Deep Neural Networks (DNN) adapted to time series data generated by a…

机器学习 · 计算机科学 2017-12-25 Jun Inoue , Yoriyuki Yamagata , Yuqi Chen , Christopher M. Poskitt , Jun Sun

A critical bottleneck of massive multiple-input multiple-output (MIMO) system is the huge training overhead caused by downlink transmission, like channel estimation, downlink beamforming and covariance observation. In this paper, we propose…

信号处理 · 电气工程与系统科学 2021-01-19 Bo Lin , Feifei Gao , Shun Zhang , Ting Zhou , Ahmed Alkhateeb

Deep Neural Networks (DNNs) are a promising tool for Global Navigation Satellite System (GNSS) positioning in the presence of multipath and non-line-of-sight errors, owing to their ability to model complex errors using data. However,…

机器人学 · 计算机科学 2022-06-23 Ashwin V. Kanhere , Shubh Gupta , Akshay Shetty , Grace Gao

This letter mainly studies the transmit antenna selection(TAS) based on deep learning (DL) scheme in untrusted relay networks. In previous work, we discover that machine learning (ML)-based antenna selection schemes have small performance…

信号处理 · 电气工程与系统科学 2019-01-11 Rugui Yao , Yuxin Zhang , Shengyao Wang , Nan Qi , Theodoros A. Tsiftsis , Nikos I. Miridakis

Time series anomaly detection is extensively studied in statistics, economics, and computer science. Over the years, numerous methods have been proposed for time series anomaly detection using deep learning-based methods. Many of these…

机器学习 · 计算机科学 2022-08-25 Shahroz Tariq , Binh M. Le , Simon S. Woo

The feasibility of deep neural networks (DNNs) to address data stream problems still requires intensive study because of the static and offline nature of conventional deep learning approaches. A deep continual learning algorithm, namely…

机器学习 · 计算机科学 2020-01-10 Andri Ashfahani , Mahardhika Pratama

Deep convolutional neural networks (DCNNs) have become the most common solution for automatic image annotation due to their non-parametric nature, good performance, and their accessibility through libraries such as TensorFlow. Among other…

星系天体物理 · 物理学 2022-01-11 Sanchari Dhar , Lior Shamir

Deep learning (DL) has emerged as a crucial tool in network anomaly detection (NAD) for cybersecurity. While DL models for anomaly detection excel at extracting features and learning patterns from data, they are vulnerable to data…

Deep learning has solved a problem that as little as five years ago was thought by many to be intractable - the automatic recognition of patterns in data; and it can do so with accuracy that often surpasses human beings. It has solved…

Due to the growing amount of data from in-situ sensors in wastewater systems, it becomes necessary to automatically identify abnormal behaviours and ensure high data quality. This paper proposes an anomaly detection method based on a deep…

信号处理 · 电气工程与系统科学 2020-03-09 Stefania Russo , Andy Disch , Frank Blumensaat , Kris Villez

Deep neural networks (DNN) which are employed in perception systems for autonomous driving require a huge amount of data to train on, as they must reliably achieve high performance in all kinds of situations. However, these DNN are usually…

机器人学 · 计算机科学 2023-08-01 Daniel Bogdoll , Svenja Uhlemeyer , Kamil Kowol , J. Marius Zöllner

Intrusion detection systems (IDSs) built on artificial intelligence (AI) are presented as latent mechanisms for actively detecting fresh attacks over a complex network. Although review papers are used the systematic review or simple methods…

密码学与安全 · 计算机科学 2023-08-14 Ziadoon K. Maseer , Robiah Yusof , Baidaa Al-Bander , Abdu Saif , Qusay Kanaan Kadhim

Anomaly detection is a key goal of autonomous surveillance systems that should be able to alert unusual observations. In this paper, we propose a holistic anomaly detection system using deep neural networks for surveillance of critical…

计算机视觉与模式识别 · 计算机科学 2020-11-06 Ilker Bozcan , Erdal Kayacan
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