Georgios Vardakas

18 papers B 3Journal 11Unranked 4
YearRankTypeTitle / Venue / Authors
2026 J jnl
Deep Clustering Using the Soft Silhouette Score: Towards Compact and Well-Separated Clusters.
Mach. Learn.
Georgios Vardakas, Ioannis Papakostas, Aristidis Likas
2026 J jnl
UniForCE: The Unimodality Forest method for Clustering and Estimation of the number of clusters.
Pattern Recognit.
Georgios Vardakas, Argyris Kalogeratos, Aristidis Likas
2025 B conf
Counterfactual Explanations for k-Means and Gaussian Clustering.
ICTAI
Georgios Vardakas, Antonia Karra, Evaggelia Pitoura, Aristidis Likas
2025 J jnl
Counterfactual Explanations for k-means and Gaussian Clustering.
CoRR
Georgios Vardakas, Antonia Karra, Evaggelia Pitoura, Aristidis Likas
2025 J jnl
Efficient error minimization in kernel k-means clustering.
Pattern Anal. Appl.
Georgios Vardakas, Ioannis Papakostas, Aristidis Likas
2025 B conf
Evaluating Clustering Quality in Centroid-Based Clustering Using Counterfactual Distances.
DS
Georgios Vardakas, Antonia Karra, Evaggelia Pitoura, Aristidis Likas
2025 — conf
Generating Counterfactual Explanations for Clustering Models Based on Their Equivalence to Classification Models.
AIAI (1)
Antonia Karra, Georgios Vardakas, Evaggelia Pitoura, Aristidis Likas
2025 — conf
Linkage Criteria for Agglomerative Clustering Based on Counterfactual Distances.
IISA
Georgios Vardakas, Antonia Karra, Evaggelia Pitoura, Aristidis Likas
2024 J jnl
Deep Clustering Using the Soft Silhouette Score: Towards Compact and Well-Separated Clusters.
CoRR
Georgios Vardakas, Ioannis Papakostas, Aristidis Likas
2024 J jnl
Explainable dating of greek papyri images.
Mach. Learn.
John Pavlopoulos, Maria Konstantinidou, Elpida Perdiki, Isabelle Marthot-Santaniello, Holger Essler, Georgios Vardakas, Aristidis Likas
2024 J jnl
Global k-means++: an effective relaxation of the global k-means clustering algorithm.
Appl. Intell.
Georgios Vardakas, Aristidis Likas
2024 — conf
Revisiting Silhouette Aggregation.
DS (1)
John Pavlopoulos, Georgios Vardakas, Aristidis Likas
2024 J jnl
Silhouette Aggregation: From Micro to Macro.
CoRR
Georgios Vardakas, John Pavlopoulos, Aristidis Likas
2023 B conf
Explaining the Chronological Attribution of Greek Papyri Images.
DS
John Pavlopoulos, Maria Konstantinidou, Georgios Vardakas, Isabelle Marthot-Santaniello, Elpida Perdiki, Dimitris Koutsianos, Aristidis Likas, Holger Essler
2023 J jnl
Neural clustering based on implicit maximum likelihood.
Neural Comput. Appl.
Georgios Vardakas, Aristidis Likas
2023 J jnl
UniForCE: The Unimodality Forest Method for Clustering and Estimation of the Number of Clusters.
CoRR
Georgios Vardakas, Argyris Kalogeratos, Aristidis Likas
2022 J jnl
Global k-means++: an effective relaxation of the global k-means clustering algorithm.
CoRR
Georgios Vardakas, Aristidis Likas
2022 — conf
Implicit Maximum Likelihood Clustering.
AIAI (2)
Georgios Vardakas, Aristidis Likas