Publications

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Author Title [ Type(Desc)] Year
Filters: Keyword is collaborative filtering  [Clear All Filters]
Conference Paper
Margaris D, Georgiadis P., Vassilakis C.  2015.  A Collaborative Filtering Algorithm with Clustering for Personalized Web Service Selection in Business Processes. Proceedings of RCIS 2015.
Margaris D, Vasilopoulos D, Vassilakis C, Spiliotopoulos D.  2019.  Improving Collaborative Filtering’s Rating Prediction Accuracy by Introducing the Common Item Rating Past Criterion. Proceedings of the 10th International Conference on Information, Intelligence, Systems and Applications (IISA2019).
Margaris D, Vasilopoulos D, Vassilakis C, Spiliotopoulos D.  2019.  Improving Collaborative Filtering’s Rating Prediction Coverage in Sparse Datasets through the Introduction of Virtual Near Neighbors. Proceedings of the 10th International Conference on Information, Intelligence, Systems and Applications (IISA2019).
Margaris D, Spiliotopoulos D, Vassilakis C.  2019.  Improving Collaborative Filtering’s Rating Prediction Quality by Exploiting the Item Adoption Eagerness Information. Proceedings of the IEEE/WIC/ACM International Conference on Web Intelligence.
Margaris D, Vassilakis C.  2018.  Improving Collaborative Filtering's Rating Prediction Accuracy by Considering Users' Rating Variability. 2018 IEEE 16th Intl Conf on Dependable, Autonomic and Secure Computing, 16th Intl Conf on Pervasive Intelligence and Computing, 4th Intl Conf on Big Data Intelligence and Computing and Cyber Science and Technology Congress(DASC/PiCom/DataCom/CyberSciTech).
Margaris D, Vassilakis C.  2018.  Improving Collaborative Filtering's Rating Prediction Coverage in Sparse Datasets by Exploiting User Dissimilarity. 2018 IEEE 16th Intl Conf on Dependable, Autonomic and Secure Computing, 16th Intl Conf on Pervasive Intelligence and Computing, 4th Intl Conf on Big Data Intelligence and Computing and Cyber Science and Technology Congress(DASC/PiCom/DataCom/CyberSciTech).
Spiliotopoulos D, Margaris D, Koutrakis KN, Philippopoulos P, Vassilakis C.  2022.  Persona Finetuning for Online Gaming using Personalisation Techniques. Proceedings of the 2022 HCII Conference.
Margaris D, Spiliotopoulos D, Vassilakis C.  2019.  Social Relations versus Near Neighbours: Reliable Recommenders in Limited Information Social Network Collaborative Filtering for Online Advertising. Proceedings of the 2019 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2019).
Journal Article
Margaris D, Spiliotopoulos D, Karagiorgos G, Vassilakis C, Vasilopoulos D.  2021.  On Addressing the Low Rating Prediction Coverage in Sparse Datasets Using Virtual Ratings. SN Computer Science. 2:255.
Margaris D, Spiliotopoulos D, Karagiorgos G, Vassilakis C.  2020.  An Algorithm for Density Enrichment of Sparse Collaborative Filtering Datasets Using Robust Predictions as Derived Ratings. Algorithms. 13:174.
Margaris D, Spiliotopoulos D, Vassilakis C.  2021.  Augmenting Black Sheep Neighbour Importance for Enhancing Rating Prediction Accuracy in Collaborative Filtering. Applied Sciences. 11:8369.
Margaris D, Vassilakis C.  2017.  Exploiting Internet of Things information to enhance venues' recommendation accuracy. Service Oriented Computing and Applications. todb:393–409.
Margaris D, Vassilakis C.  2018.  Exploiting Rating Abstention Intervals for Addressing Concept Drift in Social Network Recommender Systems. Informatics. 5:21pages.
Margaris D, Vassilakis C, Spiliotopoulos D.  2019.  Handling uncertainty in social media textual information for improving venue recommendation formulation quality in social networks. Social Network Analysis and Mining. 9:64.
Margaris D, Vassilakis C.  2020.  Improving collaborative filtering’s rating prediction accuracy by considering users’ dynamic rating variability. International Journal of Big Data Intelligence. 7(2)
Margaris D, Vassilakis C.  2020.  Improving collaborative filtering’s rating prediction coverage in sparse datasets by exploiting the “friend of a friend” concept. International Journal of Big Data Intelligence. 7(1)
Margaris D, Vassilakis C, Spiliotopoulos D.  2022.  On Producing Accurate Rating Predictions in Sparse Collaborative Filtering Datasets. Information. 13:302.
Margaris D, Vassilakis C, Spiliotopoulos D, Ougiaroglou S.  2023.  Rating Prediction Quality Enhancement in Low-Density Collaborative Filtering Datasets. Big Data and Cognitive Computing. 7:59.
Margaris D, Vassilakis C.  2017.  Using Time Clusters for Following Users’ Shifts in Rating Practices. Complex Systems Informatics and Modeling Quarterly. 13
Margaris D, Vassilakis C, Spiliotopoulos D.  2020.  What makes a review a reliable rating in recommender systems? Information Processing & Management. 57(6):102304.