Kiriakos Sgardelis

According to our database, Kiriakos Sgardelis authored at least 4 papers between 2023 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2025

An evaluation review of user similarity metrics in sparse collaborative filtering datasets.

Kiriakos Sgardelis, Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis

Int. J. Data Sci. Anal., November, 2025

2024

Exploiting Rating Prediction Certainty for Recommendation Formulation in Collaborative Filtering.

Dionisis Margaris, Kiriakos Sgardelis, Dimitris Spiliotopoulos, Costas Vassilakis

Big Data Cogn. Comput., 2024

Improving Recommendation Quality in Collaborative Filtering by Including Prediction Confidence Factors.

Kiriakos Sgardelis, Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis, Stefanos Ougiaroglou

Proceedings of the 20th International Conference on Web Information Systems and Technologies, 2024

2023

A User Interface for Tuning QoS Parameters in Recommendation-Based Business Process Scenario Adaptation.

Kiriakos Sgardelis, Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis

Proceedings of the 19th International Conference on Web Information Systems and Technologies, 2023