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The ever-increasing demand to extract temporal correlations across sequential data and perform context-based learning in this era of big data has led to the development of long short-term memory (LSTM) networks. Furthermore, there is an…

Emerging Technologies · Computer Science 2022-04-06 Honey Nikam , Siddharth Satyam , Shubham Sahay

During the past decade, many anomaly detection approaches have been introduced in different fields such as network monitoring, fraud detection, and intrusion detection. However, they require understanding of data pattern and often need a…

Machine Learning · Computer Science 2023-01-11 Ming-Chang Lee , Jia-Chun Lin , Ernst Gunnar Gran

Low rank tensor representation (LRTR) methods are very useful for hyperspectral anomaly detection (HAD). To overcome the limitations that they often overlook spectral anomaly and rely on large-scale matrix singular value decomposition, we…

Computer Vision and Pattern Recognition · Computer Science 2025-03-10 Quan Yu , Yu-Hong Dai , Minru Bai

Detecting inaccurate smart meters and targeting them for replacement can save significant resources. For this purpose, a novel deep-learning method was developed based on long short-term memory (LSTM) and a modified convolutional neural…

Signal Processing · Electrical Eng. & Systems 2020-08-11 Ming Liu , Dongpeng Liu , Guangyu Sun , Yi Zhao , Duolin Wang , Fangxing Liu , Xiang Fang , Qing He , Dong Xu

Botnets are becoming increasingly prevalent as the primary enabling technology in a variety of malicious campaigns such as email spam, click fraud, distributed denial-of-service (DDoS) attacks, and cryptocurrency mining. Botnet technology…

Cryptography and Security · Computer Science 2019-08-12 Kapil Sinha , Arun Viswanathan , Julian Bunn

Anomaly detection in connected autonomous vehicles (CAVs) is crucial for maintaining safe and reliable transportation networks, as CAVs can be susceptible to sensor malfunctions, cyber-attacks, and unexpected environmental disruptions. This…

Machine Learning · Computer Science 2025-07-01 Prathyush Kumar Reddy Lebaku , Lu Gao , Yunpeng Zhang , Zhixia Li , Yongxin Liu , Tanvir Arafin

We introduce for the first time the utilization of Long short-term memory (LSTM) neural network architectures for the compensation of fiber nonlinearities in digital coherent systems. We conduct numerical simulations considering either…

Signal Processing · Electrical Eng. & Systems 2020-12-16 Stavros Deligiannidis , Adonis Bogris , Charis Mesaritakis , Yannis Kopsinis

Anomaly detection of time series, especially multivariate time series(time series with multiple sensors), has been focused on for several years. Though existing method has achieved great progress, there are several challenging problems to…

Machine Learning · Computer Science 2022-11-29 Weixuan Xiong , Xiaochen Sun

The visual detection and tracking of surface terrain is required for spacecraft to safely land on or navigate within close proximity to celestial objects. Current approaches rely on template matching with pre-gathered patch-based features,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Timothy Chase , Karthik Dantu

In the past decade, the cyber-crime related to mobile devices has increased. Mobile devices, especially the ones running on Android operating system are particularly interesting to malware creators, as the users often keep the biggest…

Cryptography and Security · Computer Science 2019-10-24 Nikola Milosevic , Junfan Huang

This paper builds upon ParamANN's novel approach (S. Pal & R. Saha 2024) of using ANNs to infer cosmological density parameters by determining optimal architecture for varying synthetic Hubble data SNRs in estimating the density parameters…

Cosmology and Nongalactic Astrophysics · Physics 2025-10-16 Zijian Jin , Jaehyon Rhee

The NASA Lunar Reconnaissance Orbiter (LRO) has returned petabytes of lunar high spatial resolution surface imagery over the past decade, impractical for humans to fully review manually. Here we develop an automated method using a deep…

Earth and Planetary Astrophysics · Physics 2024-03-13 Adam Lesnikowski , Valentin T. Bickel , Daniel Angerhausen

The Deep Space Network (DSN) is NASA's largest network of antenna facilities that generate a large volume of multivariate time-series data. These facilities contain DSN antennas and transmitters that undergo degradation over long periods of…

Machine Learning · Computer Science 2025-09-01 Evan J. Chou , Lisa S. Locke , Harvey M. Soldan

Through continuous observation and modeling of normal behavior in networks, Anomaly-based Network Intrusion Detection System (A-NIDS) offers a way to find possible threats via deviation from the normal model. The analysis of network traffic…

Networking and Internet Architecture · Computer Science 2019-06-13 Nguyen Thanh Van , Tran Ngoc Thinh , Le Thanh Sach

This paper presents an innovative approach to address the pressing concern of fall incidents among the elderly by developing an accurate fall detection system. Our proposed system combines state-of-the-art technologies, including…

Signal Processing · Electrical Eng. & Systems 2023-09-15 Rishabh Mondal , Prasun Ghosal

Satellite networks with dense low Earth orbit (LEO) constellations rely on aggressive spectrum reuse, making co-channel interference a dominant and rapidly varying factor that limits link availability and complicates spectrum sharing and…

Information Theory · Computer Science 2026-05-11 Xiucheng Wang , Nan Cheng , Zhisheng Yin , Conghao Zhou , Ruijin Sun

Distinguishing active from passive dynamics is a fundamental challenge in understanding the motion of living cells and other active matter systems. Here, we introduce a framework that combines physical modeling, analytical theory, and…

Machine learning has vast potential to improve anomaly detection in satellite telemetry which is a crucial task for spacecraft operations. This potential is currently hampered by a lack of comprehensible benchmarks for multivariate time…

Bilateral teleoperation of low-speed Unmanned Ground Vehicles (UGVs) on soft terrains is crucial for applications like lunar exploration, offering effective control of terrain-induced longitudinal slippage. However, latency arising from…

Systems and Control · Electrical Eng. & Systems 2024-02-27 Ahmad Abubakar , Yahya Zweiri , AbdelGafoor Haddad , Mubarak Yakubu , Ruqayya Alhammadi , Lakmal Seneviratne

Accurate Remaining Useful Life (RUL) prediction is a key requirement for effective Prognostics and Health Management (PHM) in safety-critical systems such as aero-engines. Existing deep learning approaches, particularly LSTM-based models,…

Machine Learning · Computer Science 2026-03-03 Rafi Hassan Chowdhury , Nabil Daiyan , Faria Ahmed , Md Redwan Iqbal , Morsalin Sheikh