Validation of cluster analysis results on validation data: A systematic framework

T Ullmann, C Hennig… - … Reviews: Data Mining …, 2022 - Wiley Online Library
… the dataset multiple times to determine the stability of a … Furthermore, many clustering
methods rely on model … This dataset can be understood as an object by variable dataset in two …

Experimental comparisons of clustering approaches for data representation

SK Anand, S Kumar - ACM Computing Surveys (CSUR), 2022 - dl.acm.org
… , and stability and found the optimal score to know the feasible … data sets that contain many
attributes. As a result, the vast … Arbitrary-shaped cluster: Many clustering algorithms suffer in …

A cluster validity evaluation method for dynamically determining the near-optimal number of clusters

X Li, W Liang, X Zhang, S Qing, PC Chang - Soft Computing, 2020 - Springer
many cluster validity index from different angles. According to the availability of external
information of datasets, … , the balance between algorithm stability and index stability will be an …

Comparing clusterings and numbers of clusters by aggregation of calibrated clustering validity indexes

SE Akhanli, C Hennig - Statistics and Computing, 2020 - Springer
… true” clustering for a given data set, and that the aim of cluster … , of objects in each cluster that
are closest to another cluster. … to measure stability. There they were proposed for estimating …

A quantitative discriminant method of elbow point for the optimal number of clusters in clustering algorithm

C Shi, B Wei, S Wei, W Wang, H Liu, J Liu - EURASIP journal on wireless …, 2021 - Springer
… methods used to identify the correct cluster number in the dataset [19… optimal cluster number
depending on the cluster stability. … Meanwhile, the similarity between different data objects is …

Stability assessment of feature selection algorithms on homogeneous datasets: A study for sensor array optimization problem

DR Wijaya, F Afianti - IEEE Access, 2020 - ieeexplore.ieee.org
stability of FSAs in twelve homogeneous datasets in relation to the sensor array optimization
problem. In this study, the stability … compared across twelve homogeneous datasets. These …

Spatiotemporal trajectory clustering: A clustering algorithm for spatiotemporal data

MY Ansari, A Ahmad, G Bhushan - Expert Systems with Applications, 2021 - Elsevier
… We observe that trajectory datasets have large numbers of … is related to the order in which
objects are visited in dataset. … The number of clusters becomes stable for larger values of …

A comparative user study of visualization techniques for cluster analysis of multidimensional data sets

E Ventocilla, M Riveiro - Information visualization, 2020 - journals.sagepub.com
… , where pieces/elements connected together are perceived as part of the same object. …
presented a study of the stability, robustness, and performance of selected unsupervised DR …

From clustering to clustering ensemble selection: A review

K Golalipour, E Akbari, SS Hamidi, M Lee… - … Applications of Artificial …, 2021 - Elsevier
… It seeks to explore results of high stability … b clusters, respectively are two clusterings on
dataset D with n samples; n i j stands for the number of common objects in cluster c i in clustering

Cluster representation of the structural description of images for effective classification

DY Ibrahim, V Gorokhovatskyi, I Tvoroshenko… - 2022 - openarchive.nure.ua
… For all object descriptions zv ∈ Z we determine the closest of all etalon centers {bj(Ei)}
according … The integrated application of the descriptions provides stable sets of segment centers. …