Results 201 to 210 of about 19,165 (241)

Outliers and anomalies in training and testing datasets for AI-powered morphometry-evidence from CT scans of the spleen. [PDF]

open access: yesFront Artif Intell
Vasilev Y   +8 more
europepmc   +1 more source

Application of Cluster-Based Local Outlier Factor Algorithm in Anti-Money Laundering

2009 International Conference on Management and Service Science, 2009
Financial institutions’ capability in recognizing suspicious money laundering transactional behavioral patterns (SMLTBPs) is critical to anti-money laundering. Combining distance-based unsupervised clustering and local outlier detection, this paper designs a new cluster-based local outlier factor (CBLOF) algorithm to identify SMLTBPs and use authentic ...
openaire   +3 more sources

GMBLOF: A Machine Learning Algorithm of Novelty Detection Based on Local Outlier Factor

2022 5th International Conference on Pattern Recognition and Artificial Intelligence (PRAI), 2022
Xing Yang   +4 more
openaire   +3 more sources

Distributed filtering algorithm based on local outlier factor under data integrity attacks

Journal of the Franklin Institute, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yue Luo   +4 more
openaire   +1 more source

A Genetic-Based Incremental Local Outlier Factor Algorithm for Efficient Data Stream Processing

Proceedings of the 2020 4th International Conference on Compute and Data Analysis, 2020
Interest in outlier detection methods is increasing because detecting outliers is an important operation for many applications such as detecting fraud transactions in credit card, network intrusion detection and data analysis in different domains. We are now in the big data era, and an important type of big data is data stream.
Omar Alghushairy   +3 more
openaire   +1 more source

Accelerating the local outlier factor algorithm on a GPU for intrusion detection systems

Proceedings of the 3rd Workshop on General-Purpose Computation on Graphics Processing Units, 2010
The Local Outlier Factor (LOF) is a very powerful anomaly detection method available in machine learning and classification. The algorithm defines the notion of local outlier in which the degree to which an object is outlying is dependent on the density of its local neighborhood, and each object can be assigned an LOF which represents the likelihood of
Malak Alshawabkeh   +2 more
openaire   +1 more source

A Comparative Study of Local Outlier Factor Algorithms for Outliers Detection in Data Streams

2018
Outlier detection analyzes data, finds out anomalies, and helps to discover unforeseen activities in safety crucial systems. Outlier detection helps in early prediction of various fraudulent activities like credit card theft, fake insurance claim, tax stealing, real-time monitoring, medical systems, online transactions, and many more.
Supriya Mishra, Meenu Chawla
openaire   +1 more source

Improving the Efficiency of Genetic-Based Incremental Local Outlier Factor Algorithm for Network Intrusion Detection

2021
In the era of big data, outlier detection has become an important task for many applications, such as the network intrusion detection system. Data streams are a unique type of big data, which recently has gained a lot of attention from researchers. Nevertheless, there are challenges in applying traditional outlier detection algorithms for data streams.
Omar Alghushairy   +3 more
openaire   +1 more source

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