Learning causal temporal relation and feature discrimination for anomaly detection

P Wu, J Liu - IEEE Transactions on Image Processing, 2021 - ieeexplore.ieee.org
Weakly supervised anomaly detection is a challenging task since frame-level labels are not
given in the training phase. Previous studies generally employ neural networks to learn …

Online clustering of evolving data streams using a density grid-based method

M Tareq, EA Sundararajan, M Mohd, NS Sani - IEEE Access, 2020 - ieeexplore.ieee.org
In recent years, a significant boost in data availability for persistent data streams has been
observed. These data streams are continually evolving, with the clusters frequently forming …

Adaptive density peaks clustering based on K-nearest neighbor and Gini coefficient

D Jiang, W Zang, R Sun, Z Wang, X Liu - Ieee Access, 2020 - ieeexplore.ieee.org
Density Peaks Clustering (DPC) is a density-based clustering algorithm that has the
advantage of not requiring clustering parameters and detecting non-spherical clusters. The …

SMMP: a stable-membership-based auto-tuning multi-peak clustering algorithm

J Guan, S Li, X He, J Zhu, J Chen… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Since most existing single-prototype clustering algorithms are unsuitable for complex-
shaped clusters, many multi-prototype clustering algorithms have been proposed …

Effective density peaks clustering algorithm based on the layered k-nearest neighbors and subcluster merging

C Ren, L Sun, Y Yu, Q Wu - IEEE Access, 2020 - ieeexplore.ieee.org
Density peaks clustering (DPC) algorithm is a novel density-based clustering algorithm,
which is simple and efficient, is not necessary to specify the number of clusters in advance …

A novel density deviation multi-peaks automatic clustering algorithm

W Zhou, L Wang, X Han, M Parmar, M Li - Complex & Intelligent Systems, 2023 - Springer
The density peaks clustering (DPC) algorithm is a classical and widely used clustering
method. However, the DPC algorithm requires manual selection of cluster centers, a single …

Fast main density peak clustering within relevant regions via a robust decision graph

J Guan, S Li, J Zhu, X He, J Chen - Pattern Recognition, 2024 - Elsevier
Abstract Although Density Peak Clustering (DPC) can easily locate cluster centers by
detecting density peaks in its decision graph, its allocation strategy may unadvisedly …

An improved clustering algorithm based on density peak and nearest neighbors

C Zhao, J Yang, K Wen - Mathematical Problems in …, 2022 - Wiley Online Library
Aiming at the problems that the initial cluster centers are randomly selected and the number
of clusters is manually determined in traditional clustering algorithm, which results in …

[Retracted] A Dynamic Density Peak Clustering Algorithm Based on K‐Nearest Neighbor

H Du, Q Zhai, Z Wang, Y Li… - Security and …, 2022 - Wiley Online Library
The clustering results of the density peak clustering algorithm (DPC) are greatly affected by
the parameter dc, and the clustering center needs to be selected manually. To solve these …

A partial discharge localization method in transformers based on linear conversion and density peak clustering

S Wang, Y He, B Yin, W Zeng, Y Deng, Z Hu - IEEE Access, 2021 - ieeexplore.ieee.org
The detection of partial discharge (PD) is a crucial method to evaluate the insulation status
of transformers. The main difficulties of the current localization algorithms are the complexity …