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The main shortage of principle component analysis (PCA) based anomaly detection models is their interpretability. In this paper, our goal is to propose an interpretable PCA-based model for anomaly detection and interpretation. The propose…

Numerical Analysis · Computer Science 2016-05-17 Xingyan Bin , Ying Zhao , Bilong Shen

In this paper, we consider a new variant for principal component analysis (PCA), aiming to capture the grouping and/or sparse structures of factor loadings simultaneously. To achieve these goals, we employ a non-convex truncated…

Methodology · Statistics 2022-09-14 Haiyan Jiang , Shanshan Qin , Oscar Hernan Madrid Padilla

Anomaly and missing data constitute a thorny problem in industrial applications. In recent years, deep learning enabled anomaly detection has emerged as a critical direction, however the improved detection accuracy is achieved with the…

Machine Learning · Computer Science 2024-11-07 Alexandros Gkillas , Aris Lalos

As networks continue to grow in complexity and scale, detecting anomalies has become increasingly challenging, particularly in diverse and geographically dispersed environments. Traditional approaches often struggle with managing the…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-11 William Marfo , Enrique A. Rico , Deepak K. Tosh , Shirley V. Moore

In the Industrial Internet of Things (IoT), a large amount of data will be generated every day. Due to privacy and security issues, it is difficult to collect all these data together to train deep learning models, thus the federated…

Machine Learning · Computer Science 2024-03-25 Jianjun Huang , Lixin Ye , Li Kang

This work presents a new method for enhancing communication efficiency in stochastic Federated Learning that trains over-parameterized random networks. In this setting, a binary mask is optimized instead of the model weights, which are kept…

Machine Learning · Computer Science 2024-03-01 Mohamad Mestoukirdi , Omid Esrafilian , David Gesbert , Qianrui Li , Nicolas Gresset

Address Resolution Protocol (ARP) spoofing attacks severely threaten Internet of Things (IoT) networks by allowing attackers to intercept, modify, or block communications. Traditional detection methods are insufficient due to high false…

Cryptography and Security · Computer Science 2025-06-24 Taimoor Ahmad , Anas Ali

Federated Learning (FL) enables decentralized model training without sharing raw data, but model weight distortion remains a major challenge in resource constrained IoT networks. In multi tier Federated IoT (Fed-IoT) systems, unstable…

Machine Learning · Computer Science 2025-12-17 Chethana Prasad Kabgere , Shylaja S S

This paper considers the problem of high dimensional signal detection in a large distributed network whose nodes can collaborate with their one-hop neighboring nodes (spatial collaboration). We assume that only a small subset of nodes…

Machine Learning · Computer Science 2016-09-21 Prashant Khanduri , Bhavya Kailkhura , Jayaraman J. Thiagarajan , Pramod K. Varshney

Anomaly detection on attributed networks aims to find the nodes whose behaviors are significantly different from other majority nodes. Generally, network data contains information about relationships between entities, and the anomaly is…

Social and Information Networks · Computer Science 2024-01-09 Enbo He , Yitong Hao , Yue Zhang , Guisheng Yin , Lina Yao

Anomaly detection for the Internet of Things (IoT) is a major intelligent service required by many fields, including intrusion detection, device-activity analysis, and security supervision. However, the heterogeneous distribution of data…

Networking and Internet Architecture · Computer Science 2023-03-07 Weili Wang , Omid Abbasi , Halim Yanikomeroglu , Chengchao Liang , Lun Tang , Qianbin Chen

With the rapid development of low-cost consumer electronics and cloud computing, Internet-of-Things (IoT) devices are widely adopted for supporting next-generation distributed systems such as smart cities and industrial control systems. IoT…

Cryptography and Security · Computer Science 2024-01-23 Jiyuan Shen , Wenzhuo Yang , Zhaowei Chu , Jiani Fan , Dusit Niyato , Kwok-Yan Lam

To deal with high-dimensional unlabeled datasets in many areas, principal component analysis (PCA) has become a rising technique for unsupervised feature selection (UFS). However, most existing PCA-based methods only consider the structure…

Optimization and Control · Mathematics 2025-08-15 Xianchao Xiu , Chenyi Huang , Pan Shang , Wanquan Liu

The rapid growth of the Internet of Things (IoT) has expanded opportunities for innovation but also increased exposure to botnet-driven cyberattacks. Conventional detection methods often struggle with scalability, privacy, and adaptability…

Machine Learning · Computer Science 2025-10-07 Taha M. Mahmoud , Naima Kaabouch

The Internet of Things (IoT) integrates more than billions of intelligent devices over the globe with the capability of communicating with other connected devices with little to no human intervention. IoT enables data aggregation and…

Machine Learning · Computer Science 2023-07-21 Tin Lai , Farnaz Farid , Abubakar Bello , Fariza Sabrina

We present a federated, asynchronous, and $(\varepsilon, \delta)$-differentially private algorithm for PCA in the memory-limited setting. Our algorithm incrementally computes local model updates using a streaming procedure and adaptively…

Machine Learning · Computer Science 2020-10-26 Andreas Grammenos , Rodrigo Mendoza-Smith , Jon Crowcroft , Cecilia Mascolo

Wireless sensor networks (WSN) are fundamental to the Internet of Things (IoT) by bridging the gap between the physical and the cyber worlds. Anomaly detection is a critical task in this context as it is responsible for identifying various…

Networking and Internet Architecture · Computer Science 2018-12-14 Tie Luo , Sai G. Nagarajan

The proliferation and variety of Internet of Things devices means that they have increasingly become a viable target for malicious users. This has created a need for anomaly detection algorithms that can work across multiple devices. This…

Cryptography and Security · Computer Science 2022-05-10 Lincoln Best , Ernest Foo , Hui Tian

In this paper, we consider the problem of sparse signal detection based on partial support set estimation with compressive measurements in a distributed network. Multiple nodes in the network are assumed to observe sparse signals which…

Applications · Statistics 2016-08-10 Thakshila Wimalajeewa , Pramod K. Varshney

Sharing of telecommunication network data, for example, even at high aggregation levels, is nowadays highly restricted due to privacy legislation and regulations and other important ethical concerns. It leads to scattering data across…

Machine Learning · Computer Science 2022-05-18 Paula Raissa Silva , João Vinagre , João Gama