OOIR: Observatory of International Research

Papers

(The TQCC of Journal of Classification is 3. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-11-01 to 2025-11-01.)

Article	Citations
Flexible Clustering with a Sparse Mixture of Generalized Hyperbolic Distributions	72
Erratum to: The Spatial Representation of Consumer Dispersion Patterns via a New Multi-level Latent Class Methodology	28
Expanding the Class of Global Objective Functions for Dissimilarity-Based Hierarchical Clustering	17
Vine Copula-Based Classifiers with Applications	15
On the Use of Contaminated Normal Distributions for Modeling Data Groups with Heavy Tails and Outliers	11
On the Local Ultrametricity of Finite Metric Data	11
Clustered Sparse Structural Equation Modeling for Heterogeneous Data	10
Merging Components in Linear Gaussian Cluster-Weighted Models	8
SNN-PDM: An Improved Probability Density Machine Algorithm Based on Shared Nearest Neighbors Clustering Technique	8
Group-Wise Shrinkage Estimation in Penalized Model-Based Clustering	7
Editorial: Journal of Classification Vol. 42-1	7
Editorial: Journal of Classification Vol. 42-2	7
Ordinal Trees and Random Forests: Score-Free Recursive Partitioning and Improved Ensembles	7
Erratum: Classification Under Partial Reject Options	6
Missing Values and Directional Outlier Detection in Model-Based Clustering	6
Curve Clustering via Pairwise Directions Estimation	6
Automatic Topic Title Assignment with Word Embedding	6
Multiclass Sparse Discriminant Analysis Incorporating Graphical Structure Among Predictors	6
E-ReMI: Extended Maximal Interaction Two-mode Clustering	5
Slope Stability Classification Model Based on Single-Valued Neutrosophic Matrix Energy and Its Application Under a Single-Valued Neutrosophic Matrix Scenario	5
Natural Language-Based Synthetic Data Generation for Cluster Analysis	4
Two Simple but Efficient Algorithms to Recognize Robinson Dissimilarities	4
Computing Finite Mixture Estimators in the Tails	4
Imputation Strategies for Clustering Mixed-Type Data with Missing Values	4
Mixed-Type Distance Shrinkage and Selection for Clustering via Kernel Metric Learning	3

A Semi-parametric Density Estimation with Application in Clustering	3
Random Forest Variable Importance-Based Selection Algorithm in Class Imbalance Problem	3
Copula-Based Non-Metric Unfolding on Augmented Data Matrix	3
Combining Semi-supervised Clustering and Classification Under a Generalized Framework	3
Binary Peacock Algorithm: A Novel Metaheuristic Approach for Feature Selection	3