A critical overview of outlier detection methods

A Smiti - Computer Science Review, 2020 - Elsevier
One of the opening steps towards obtaining a reasoned analysis is the detection of outlaying
observations. Even if outliers are often considered as a miscalculation or noise, they may …

A survey of network anomaly detection techniques

M Ahmed, AN Mahmood, J Hu - Journal of Network and Computer …, 2016 - Elsevier
Abstract Information and Communication Technology (ICT) has a great impact on social
wellbeing, economic growth and national security in todays world. Generally, ICT includes …

A survey of anomaly detection techniques in financial domain

M Ahmed, AN Mahmood, MR Islam - Future Generation Computer Systems, 2016 - Elsevier
Anomaly detection is an important data analysis task. It is used to identify interesting and
emerging patterns, trends and anomalies from data. Anomaly detection is an important tool …

K-means clustering with outlier removal

G Gan, MKP Ng - Pattern Recognition Letters, 2017 - Elsevier
Outlier detection is an important data analysis task in its own right and removing the outliers
from clusters can improve the clustering accuracy. In this paper, we extend the k-means …

[HTML][HTML] A survey of outlier detection techniques in IoT: Review and classification

MA Samara, I Bennis, A Abouaissa… - Journal of Sensor and …, 2022 - mdpi.com
The Internet of Things (IoT) is a fact today where a high number of nodes are used for
various applications. From small home networks to large-scale networks, the aim is the …

[HTML][HTML] Fraud detection using the fraud triangle theory and data mining techniques: a literature review

M Sánchez-Aguayo, L Urquiza-Aguiar… - Computers, 2021 - mdpi.com
Fraud entails deception in order to obtain illegal gains; thus, it is mainly evidenced within
financial institutions and is a matter of general interest. The problem is particularly complex …

Recent advances in anomaly detection in Internet of Things: Status, challenges, and perspectives

D Adhikari, W Jiang, J Zhan, DB Rawat… - Computer Science …, 2024 - Elsevier
This paper provides a comprehensive survey of anomaly detection for the Internet of Things
(IoT). Anomaly detection poses numerous challenges in IoT, with broad applications …

Improved filtering of ICESat-2 LiDAR data for nearshore bathymetry estimation using Sentinel-2 imagery

C **e, P Chen, D Pan, C Zhong, Z Zhang - Remote Sensing, 2021 - mdpi.com
The accurate estimation of nearshore bathymetry is necessary for multiple aspects of coastal
research and practices. The traditional shipborne single-beam/multi-beam echo sounders …

Cluster based outlier detection algorithm for healthcare data

A Christy, GM Gandhi, S Vaithyasubramanian - Procedia Computer …, 2015 - Elsevier
Outliers has been studied in a variety of domains including Big Data, High dimensional data,
Uncertain data, Time Series data, Biological data, etc. In majority of the sample datasets …

A fuzzy clustering technique for enhancing the convergence performance by using improved Fuzzy c-means and Particle Swarm Optimization algorithms

N Kumar, H Kumar - Data & Knowledge Engineering, 2022 - Elsevier
Fuzzy clustering is a well-established technique among the well-known clustering
techniques in several real-world applications due to easy implementation and produces …