Giannis Tzimas

96 papers A* 1B 5C 9Misc 3Journal 33Unranked 44
YearRankTypeTitle / Venue / Authors
2026 J jnl
On the Task of Job Posting Deduplication Using Embedding-Based Filtering and LLM Validation.
Inf.
Giannis Thivaios, Panagiotis Zervas, Konstantinos C. Giotopoulos, Giannis Tzimas
2025 J jnl
Interval Time Series Forecasting: An Innovative Approach Transforming Interval to Single Time Series.
Expert Syst. J. Knowl. Eng.
George Varelas, Giannis Tzimas
2024 C conf
Comparative Analysis of Large Language Models in Structured Information Extraction from Job Postings.
EANN
Kyriaki Sioziou, Panagiotis Zervas, Kostas Giotopoulos, Giannis Tzimas
2024 J jnl
Forecasting Electricity Demand in Greece: A Functional Data Approach in High Dimensional Hourly Time Series.
SN Comput. Sci.
George Varelas, Giannis Tzimas, Panayiotis Alefragis
2024 J jnl
From Data to Insight: Transforming Online Job Postings into Labor-Market Intelligence.
Inf.
Giannis Tzimas, Nikos Zotos, Evangelos Mourelatos, Konstantinos C. Giotopoulos, Panagiotis Zervas
2023 J jnl
Blockchain For Mobile Health Applications: Acceleration With GPU Computing.
CoRR
Georgios Drakopoulos, Michael Marountas, Xenophon Liapakis, Giannis Tzimas, Phivos Mylonas, Spyros Sioutas
2023 J jnl
Deep Learning Approaches for Big Data-Driven Metadata Extraction in Online Job Postings.
Inf.
Panagiotis Skondras, Nikos Zotos, Dimitris Lagios, Panagiotis Zervas, Konstantinos C. Giotopoulos, Giannis Tzimas
2023 — conf
Efficient Resume Classification Through Rapid Dataset Creation Using ChatGPT.
IISA
Panagiotis Skondras, George Psaroudakis, Panagiotis Zervas, Giannis Tzimas
2023 J jnl
Generating Synthetic Resume Data with Large Language Models for Enhanced Job Description Classification.
Future Internet
Panagiotis Skondras, Panagiotis Zervas, Giannis Tzimas
2022 — conf
Employing Natural Language Processing Techniques for Online Job Vacancies Classification.
AIAI (Workshops)
George Varelas, Dimitris Lagios, Spyros Ntouroukis, Panagiotis Zervas, Kenia Parsons, Giannis Tzimas
2022 J jnl
Exploring the role of country social and medical characteristics in patient level mortality in COVID-19 pandemic using Unsupervised Learning.
Intell. Decis. Technol.
George Varelas, Evangelos Sakkopoulos, Giannis Tzimas
2022 — conf
Recent Progress on Submarine Optical Amplifiers.
IISA
Charalampos Papapavlou, Konstantinos Paximadis, Giannis Tzimas
2021 — conf
Design and Analysis of a New SDM Submarine Optical Network for Greece.
IISA
Charalampos Papapavlou, Konstantinos Paximadis, Giannis Tzimas
2021 — conf
Optical Frequency Hopping Techniques for Secure Fiber-Optic networks.
IISA
Charalampos Papapavlou, Konstantinos Paximadis, Giannis Tzimas, Ioanna Savelona
2020 C conf
A Semantic Approach for Domain-Specific Design Patterns Recommendations in CMS-based Web Development.
INISTA
Vassiliki Gkantouna, Vaios Papaioannou, Giannis Tzimas, Zlatan Sabic
2020 J jnl
A genetic algorithm for spatiosocial tensor clustering.
Evol. Syst.
Georgios Drakopoulos, Foteini Stathopoulou, Andreas Kanavos, Michael Paraskevas, Giannis Tzimas, Phivos Mylonas, Lazaros Iliadis
2020 — conf
Analyzing ROADM costs in SDM networks.
IISA
Charalampos Papapavlou, Konstantinos Paximadis, Giannis Tzimas
2020 — conf
HappyCruise: An architecture for Personalized Secure Boarding on Cruises.
IISA
Emmanouil Viennas, Zafeiria-Marina Ioannou, Georgios Pavlidis, Giannis Tzimas, Evangelos Sakkopoulos
2020 — conf
Progress and Demonstrations on Space Division Multiplexing.
IISA
Charalampos Papapavlou, Konstantinos Paximadis, Giannis Tzimas
2019 — conf
An Approach for Domain-Specific Design Pattern Identification Based on Domain Ontology.
AIAI (Workshops)
Vassiliki Gkantouna, Vaios Papaioannou, Giannis Tzimas, Zlatan Sabic
2019 C conf
CMS-oriented Modeling Languages: An Attempt to Assist Model-driven Development in CMS Domain.
WEBIST
Vassiliki Gkantouna, Giannis Tzimas
2019 — conf
Computing Long Sequences of Consecutive Fibonacci Integers with TensorFlow.
AIAI (Workshops)
Georgios Drakopoulos, Xenophon Liapakis, Evaggelos Spyrou, Giannis Tzimas, Phivos Mylonas, Spyros Sioutas
2019 J jnl
Correction to: Virus propagation: threshold conditions for multiple profile networks.
Knowl. Inf. Syst.
Angeliki Rapti, Kostas Tsichlas, Spyros Sioutas, Giannis Tzimas
2019 J jnl
Efficient mining of design patterns for advanced modeling and optimization of content management system-based web applications.
SIGWEB Newsl.
Vassiliki Gkantouna, Spyros Sioutas, Giannis Tzimas
2019 — conf
Multiple Path Load Balancing for TCP Large Scale Networks.
IISA
Konstantinos Paximadis, Giannis Tzimas, Anna Galanopoulou, Pavlos Kalpakioris, Zlatan Sabic
2019 J jnl
Virus propagation: threshold conditions for multiple profile networks.
Knowl. Inf. Syst.
Angeliki Rapti, Kostas Tsichlas, Spyros Sioutas, Giannis Tzimas
2018 B conf
A Graph Resilience Metric Based On Paths: Higher Order Analytics With GPU.
ICTAI
Georgios Drakopoulos, Xenophon Liapakis, Giannis Tzimas, Phivos Mylonas
2018 — conf
MapReduce Implementations for Privacy Preserving Record Linkage.
SETN
Dimitris Boussis, Elias Dritsas, Andreas Kanavos, Spyros Sioutas, Giannis Tzimas, Vassilios S. Verykios
2017 C conf
A Genetic Algorithm for Discovering Linguistic Communities in Spatiosocial Tensors with an Application to Trilingual Luxemburg.
EANN
Georgios Drakopoulos, Fotini Stathopoulou, Giannis Tzimas, Michael Paraskevas, Phivos Mylonas, Spyros Sioutas
2017 J jnl
Expanded national database collection and data coverage in the FINDbase worldwide database for clinically relevant genomic variation allele frequencies.
Nucleic Acids Res.
Emmanouil Viennas, Angeliki Komianou, Clint Mizzi, Maja Stojiljkovic, Christina Mitropoulou, Juha Muilu, Mauno Vihinen, Panagiota Grypioti, Styliani Papadaki, Cristiana Pavlidis, Branka Zukic, Theodora Katsila, Peter J. van der Spek, Sonja Pavlovic, Giannis Tzimas, George P. Patrinos
2017 J jnl
Large Scale Implementations for Twitter Sentiment Classification.
Algorithms
Andreas Kanavos, Nikolaos Nodarakis, Spyros Sioutas, Athanasios K. Tsakalidis, Dimitrios Tsolis, Giannis Tzimas
2017 J jnl
Mining Domain-Specific Design Patterns: A Case Study.
Algorithms
Vassiliki Gkantouna, Giannis Tzimas
2016 — conf
(A)kNN Query Processing on the Cloud: A Survey.
ALGOCLOUD
Nikolaos Nodarakis, Angeliki Rapti, Spyros Sioutas, Athanasios K. Tsakalidis, Dimitrios Tsolis, Giannis Tzimas, Yannis Panagis
2016 — conf
Automated Analysis and Evaluation of Web Applications Design: The CMS-based Web Applications Case Study.
WEBIST (1)
Vassiliki Gkantouna, Athanasios K. Tsakalidis, Giannis Tzimas
2016 J jnl
Design reuse in the conceptual schema of CMSs: A pattern-based evaluation approach.
Eng. Appl. Artif. Intell.
Vassiliki Gkantouna, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas, Emmanouil Viennas
2016 — conf
Large Scale Sentiment Analysis on Twitter with Spark.
EDBT/ICDT Workshops
Nikolaos Nodarakis, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas
2016 — conf
MR-SAT: A MapReduce Algorithm for Big Data Sentiment Analysis on Twitter.
WEBIST (1)
Nikolaos Nodarakis, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas
2016 Misc conf
Mining Domain-Specific Design Patterns.
AIAI
Vassiliki Gkantouna, Giannis Tzimas, Basil Tampakas, John Tsaknakis
2016 — conf
Mining Interaction Patterns in the Design of Web Applications for Improving User Experience.
HT
Vassiliki Gkantouna, Athanasios K. Tsakalidis, Giannis Tzimas
2016 J jnl
Using Hadoop for Large Scale Analysis on Twitter: A Technical Report.
CoRR
Nikolaos Nodarakis, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas
2016 J jnl
kdANN+: A Rapid AkNN Classifier for Big Data.
Trans. Large Scale Data Knowl. Centered Syst.
Nikolaos Nodarakis, Evaggelia Pitoura, Spyros Sioutas, Athanasios K. Tsakalidis, Dimitrios Tsoumakos, Giannis Tzimas
2015 — conf
An Approach for Mining Social Patterns in the Conceptual Schema of CMS-Based Web Applications.
ICWE Workshops
Vassiliki Gkantouna, Athanasios K. Tsakalidis, Giannis Tzimas, Emmanouil Viennas
2015 — conf
Architecture and Implementation Issues, Towards a Dynamic Waste Collection Management System.
WWW (Companion Volume)
George Asimakopoulos, Sotiris P. Christodoulou, Andreas Gizas, Vassilis Triantafillou, Giannis Tzimas, John V. Gialelis, Artemios G. Voyiatzis, Dimitrios Karadimas, Andreas Papalambrou
2015 — conf
Convex Polygon Planar Range Queries on the Cloud: Grid vs. Angle-Based Partitioning.
ALGOCLOUD
Nikolaos Nodarakis, Spyros Sioutas, Panagiotis Gerolymatos, Athanasios K. Tsakalidis, Giannis Tzimas
2015 J jnl
D-P2P-Sim+: A novel distributed framework for P2P protocols performance testing.
J. Syst. Softw.
Spyros Sioutas, Evangelos Sakkopoulos, Alexandros Panaretos, Dimitrios Tsoumakos, Panagiotis Gerolymatos, Giannis Tzimas, Yannis Manolopoulos
2015 — conf
Graph DBs vs. Column-Oriented Stores: A Pure Performance Comparison.
ALGOCLOUD
Marios Kendea, Vassiliki Gkantouna, Angeliki Rapti, Spyros Sioutas, Giannis Tzimas, Dimitrios Tsolis
2015 Misc conf
HB+tree: use hadoop and HBase even your data isn't that big.
SAC
Athanasios Kaplanis, Marios Kendea, Spyros Sioutas, Christos Makris, Giannis Tzimas
2015 — conf
Mining HTML5 code: a view to how humans use emerging web standards.
EANN Workshops
Sotiris P. Christodoulou, Giannis Tzimas, Andreas Gizas, Emmanouil Viennas, Marios Kendea
2015 — conf
Mobile Data Fusion from Multiple Tracking Sensors to Augment Maritime Safety: Mobile Detection, Early Identification, and Tracking of Moving Objects.
IEEE MS
Evangelos Sakkopoulos, Emmanouil Viennas, Mersini Paschou, Zafeiria-Marina Ioannou, Vassiliki Gkantouna, Efrosini Sourla, Giannis Tzimas, Spyros Sioutas, Athanasios K. Tsakalidis
2015 — conf
Top Viewing Human Tracking in Shopping Centres.
RAAD
Petros G. Vasileiou, Nefeli Lamprinou, Emmanouil Z. Psarakis, Giannis Tzimas, Nikos Achilleopoulos
2015 — conf
Towards a Dynamic Waste Collection Management System using Real-time and Forecasted Data.
EANN Workshops
George Asimakopoulos, Sotiris P. Christodoulou, Andreas Gizas, Vassilios Triantafillou, Giannis Tzimas, Emmanouil Viennas, John V. Gialelis, Dimitrios Karadimas, Andreas Papalambrou
2015 A* conf
Virus Propagation in Multiple Profile Networks.
KDD
Angeliki Rapti, Spyros Sioutas, Kostas Tsichlas, Giannis Tzimas
2015 J jnl
Virus Propagation in Multiple Profile Networks.
CoRR
Angeliki Rapti, Kostas Tsichlas, Spyros Sioutas, Giannis Tzimas
2014 — conf
A Methodology for Evaluation and Knowledge Extraction from On-going Learning Process.
CSE
Isidoros Perikos, Panagiotis Angelopoulos, Michael Paraskevas, Thomas Zarouchas, Giannis Tzimas
2014 J jnl
A set of novel mining tools for efficient biological knowledge discovery.
Artif. Intell. Rev.
Zafeiria-Marina Ioannou, Christos Makris, George P. Patrinos, Giannis Tzimas
2014 B conf
An Integer Linear Programming Scheme to Sanitize Sensitive Frequent Itemsets.
ICTAI
Vasileios Kagklis, Vassilios S. Verykios, Giannis Tzimas, Athanasios K. Tsakalidis
2014 J jnl
D-P2P-Sim+: A Novel Distributed Framework for P2P Protocols Performance Testing.
CoRR
Spyros Sioutas, Evangelos Sakkopoulos, Alexandros Panaretos, Dimitrios Tsoumakos, Panagiotis Gerolymatos, Giannis Tzimas, Yannis Manolopoulos
2014 J jnl
Developments in FINDbase worldwide database for clinically relevant genomic variation allele frequencies.
Nucleic Acids Res.
Petros Papadopoulos, Emmanouil Viennas, Vassiliki Gkantouna, Cristiana Pavlidis, Marina Bartsakoulia, Zafeiria-Marina Ioannou, Ilham Ratbi, Abdelaziz Sefiani, John Tsaknakis, Konstantinos Poulas, Giannis Tzimas, George P. Patrinos
2014 — conf
Efficient Multidimensional AkNN Query Processing in the Cloud.
DEXA (1)
Nikolaos Nodarakis, Evaggelia Pitoura, Spyros Sioutas, Athanasios K. Tsakalidis, Dimitrios Tsoumakos, Giannis Tzimas
2014 — conf
Knowledge Sanitization on the Web.
WIMS
Vasileios Kagklis, Vassilios S. Verykios, Giannis Tzimas, Athanasios K. Tsakalidis
2014 — conf
Mining Biological Data on the Cloud - A MapReduce Approach.
AIAI (Workshops)
Zafeiria-Marina Ioannou, Nikolaos Nodarakis, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas
2014 J jnl
On-line consistent ranking on e-recruitment: seeking the truth behind a well-formed CV.
Artif. Intell. Rev.
Evanthia Faliagka, Lazaros S. Iliadis, Ioannis Karydis, Maria Rigou, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas
2014 J jnl
Rapid AkNN Query Processing for Fast Classification of Multidimensional Data in the Cloud.
CoRR
Nikolaos Nodarakis, Spyros Sioutas, Dimitrios Tsoumakos, Giannis Tzimas, Evaggelia Pitoura
2014 J jnl
Updates of the HbVar database of human hemoglobin variants and thalassemia mutations.
Nucleic Acids Res.
Belinda Giardine, Joseph Borg, Emmanouil Viennas, Cristiana Pavlidis, Kamran Moradkhani, Philippe Joly, Marina Bartsakoulia, Cathy Riemer, Webb Miller, Giannis Tzimas, Henri Wajcman, Ross C. Hardison, George P. Patrinos
2013 C conf
Designing a Click Fraud Detection Algorithm - Exposing Suspect Networks.
WEBIST
Dimitris Antoniou, Christos Makris, Despina Meridou, Giannis Tzimas, Emmanouil Viennas
2013 — conf
Exploiting Fuzzy Expert Systems in Cardiology.
EANN (2)
Efrosini Sourla, Vasileios Syrimpeis, Konstantina-Maria Stamatopoulou, Georgios Merekoulias, Athanasios K. Tsakalidis, Giannis Tzimas
2013 — conf
Improving Search Engines' Document Ranking Employing Semantics and an Inference Network.
WEBIST (Selected Papers)
Christos Makris, Yannis Plegas, Giannis Tzimas, Emmanouil Viennas
2013 — conf
Mining the Conceptual Model of Open Source CMS Using a Reverse Engineering Approach.
EANN (2)
Vassiliki Gkantouna, Spyros Sioutas, Georgia Sourla, Athanasios K. Tsakalidis, Giannis Tzimas
2013 — conf
Proposing a Novel Monitoring and Early Notification System for Heart Diseases.
ITBAM
Efrosini Sourla, Athanasios K. Tsakalidis, Giannis Tzimas
2013 C conf
SerfSIN: Search Engines Results' Refinement using a Sense-driven Inference Network.
WEBIST
Christos Makris, Yannis Plegas, Giannis Tzimas, Emmanouil Viennas
2013 — conf
Towards a Domain-Specific Conceptual Modeling Approach of Open Source CMS.
ER Workshops
Vassiliki Gkantouna, Zafeiria-Marina Ioannou, Athanasios K. Tsakalidis, John Tsaknakis, Giannis Tzimas
2012 J jnl
An Integrated E-Recruitment System for Automated Personality Mining and Applicant Ranking.
Internet Res.
Evanthia Faliagka, Athanasios K. Tsakalidis, Giannis Tzimas
2012 J jnl
CardioSmart365: Artificial Intelligence in the Service of Cardiologic Patients.
Adv. Artif. Intell.
Efrosini Sourla, Spyros Sioutas, Vasileios Syrimpeis, Athanasios K. Tsakalidis, Giannis Tzimas
2012 J jnl
Dynamic refinement of search engines results utilizing the user intervention.
J. Syst. Softw.
Dimitris Antoniou, Yannis Plegas, Athanasios K. Tsakalidis, Giannis Tzimas, Emmanouil Viennas
2012 — conf
Genome-Based Population Clustering: Nuggets of Truth Buried in a Pile of Numbers?
AIAI (2)
Zafeiria-Marina Ioannou, George P. Patrinos, Giannis Tzimas
2012 J jnl
SART: Speeding up Query Processing in Sensor Networks with an Autonomous Range Tree Structure
CoRR
Spyros Sioutas, Alexandros Panaretos, Ioannis Karydis, Dimitrios Tsoumakos, Giannis Tzimas, Dimitris K. Tsolis
2012 — conf
Taxonomy Development and Its Impact on a Self-learning e-Recruitment System.
AIAI (1)
Evanthia Faliagka, Ioannis Karydis, Maria Rigou, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas
2012 C conf
Towards an era of epidemiological databases for autoimmune diseases.
BIBE
Vassiliki Gkantouna, Zafeiria-Marina Ioannou, Athanasios K. Tsakalidis, Emmanouil Viennas, Konstantinos Poulas, John Tsaknakis, Giannis Tzimas
2011 B conf
A Personality Mining System for Automated Applicant Ranking in Online Recruitment Systems.
ICWE
Evanthia Faliagka, Lefteris Kozanidis, Sofia Stamou, Athanasios K. Tsakalidis, Giannis Tzimas
2011 — conf
A Web and Smart Phone System for Tibia Open Fractures.
CENTERIS (3)
Vasiliki Gkintzou, Theodora Papablasopoulou, Vasileios Syrimpeis, Efrosini Sourla, Giannis Tzimas, Athanasios K. Tsakalidis
2011 C conf
An Integrated e-Recruitment System for CV Ranking based on AHP.
WEBIST
Evanthia Faliagka, Konstantinos Ramantas, Athanasios K. Tsakalidis, Manolis Viennas, Eleanna Kafeza, Giannis Tzimas
2011 C conf
Exposing click-fraud using a burst detection algorithm.
ISCC
Dimitris Antoniou, Mersini Paschou, Evangelos Sakkopoulos, Efrosini Sourla, Giannis Tzimas, Athanasios K. Tsakalidis, Emmanouil Viennas
2011 J jnl
FINDbase: a worldwide database for genetic variation allele frequencies updated.
Nucleic Acids Res.
Marianthi Georgitsi, Emmanouil Viennas, Dimitris Antoniou, Vassiliki Gkantouna, Sjozef van Baal, Emanuel F. Petricoin III, Konstantinos Poulas, Giannis Tzimas, George P. Patrinos
2011 — conf
Investigating the Integration of Hand-Held Haptic Devices in Daily Work Activities: The Case of a Tennis Coaching Assistant on iPhone.
HCI (9)
Evanthia Faliagka, Petros Karkoulias, Maria Rigou, Spiros Sirmakessis, Giannis Tzimas, Athanasios K. Tsakalidis
2010 — conf
Diagnosis - A Global Alignment and Fusion Medical System.
HEALTHINF
Evanthia Faliagka, V. N. Syrimpeis, Athanasios K. Tsakalidis, George K. Matsopoulos, John Tsaknakis, Giannis Tzimas
2010 — conf
Interoperability and Design Issues of Spatial Data and Geographic Information Systems in Greece.
Panhellenic Conference on Informatics
Mersini Paschou, Evangelos Sakkopoulos, Efrosini Sourla, Athanasios K. Tsakalidis, Giannis Tzimas
2010 — conf
Registration and Fusion Techniques for Medical Images: Demonstration and Evaluation.
BIOSTEC (Selected Papers)
Evanthia Faliagka, George K. Matsopoulos, Athanasios K. Tsakalidis, John Tsaknakis, Giannis Tzimas
2006 — conf
A Tool for Extracting Model Clones From a Conceptual Schema.
IASTED Conf. on Software Engineering
Evanthia Faliagka, Maria Rigou, Spiros Sirmakessis, Giannis Tzimas
2006 Misc conf
Application modeling using reverse engineering techniques.
SAC
T. Katsimpa, Yannis Panagis, Evangelos Sakkopoulos, Giannis Tzimas, Athanasios K. Tsakalidis
2006 — ch.
Model Cloning: A Push to Reuse or a Disaster?
Adaptive and Personalized Semantic Web
Maria Rigou, Spiros Sirmakessis, Giannis Tzimas
2005 B conf
Discovering Re-usable Design Solutions in Web Conceptual Schemas: Metrics and Methodology.
ICWE
Yannis Panagis, Evangelos Sakkopoulos, Spiros Sirmakessis, Athanasios K. Tsakalidis, Giannis Tzimas
2004 J jnl
Designing for ease is designing for all: Experiences from a simplified office suite.
Inf. Technol. People
Panagiotis Destounis, John D. Garofalakis, George Mavritsakis, Maria Rigou, Spiros Sirmakessis, Giannis Tzimas
2001 — conf
Secure Interface for Risk Management Services.
UIDIS
Yiannis Moumtzidis, Spiros Sirmakessis, Giannis Tzimas
1999 J jnl
A co-operative environment for local government: an Internet-Intranet approach.
Telematics Informatics
Christos Bouras, Panagiotis Destounis, John D. Garofalakis, Vassilis Triantafillou, Giannis Tzimas, Panagiotis Zarafidis
1997 B conf
A Computer Based Solution for Blood Transfusion Centres: The Case Study of Greece.
CBMS
Giannis Panagopoulou, Spiros Sirmakessis, Athanasios K. Tsakalidis, Giannis Tzimas
1997 — conf
Development and Integration of WWW-based Services in an Existing University Environment.
WebNet
John D. Garofalakis, Panagiotis Kappos, Athanasios K. Tsakalidis, John Tsaknakis, Giannis Tzimas, Vassilios Vassiliadis