Konstantinos C. Giotopoulos
Kostas Giotopoulos
https://orcid.org/0000-0001-5989-6313
Konstantinos C. Giotopoulos
Dimitrios Michalopoulos
Aristeidis Karras
Christos N. Karras
Spyros Sioutas
Modelling and Analysis of Neuro Fuzzy Employee Ranking System in the Public Sector.
151
2023
March
16
Algorithms
3
https://doi.org/10.3390/a16030151
db/journals/algorithms/algorithms16.html#GiotopoulosMKKS23
Christos N. Karras
Aristeidis Karras
Konstantinos C. Giotopoulos
Markos Avlonitis
Spyros Sioutas
Consensus Big Data Clustering for Bayesian Mixture Models.
245
2023
16
Algorithms
5
https://doi.org/10.3390/a16050245
db/journals/algorithms/algorithms16.html#KarrasKGAS23
Aristeidis Karras
Christos N. Karras
Konstantinos C. Giotopoulos
Dimitrios Tsolis
Konstantinos Oikonomou
Spyros Sioutas
Federated Edge Intelligence and Edge Caching Mechanisms.
414
2023
14
Inf.
7
https://doi.org/10.3390/info14070414
db/journals/information/information14.html#KarrasKGTOS23
Panagiotis Skondras
Nikos Zotos
Dimitris Lagios
Panagiotis Zervas
Konstantinos C. Giotopoulos
Giannis Tzimas
Deep Learning Approaches for Big Data-Driven Metadata Extraction in Online Job Postings.
585
2023
14
Inf.
11
https://doi.org/10.3390/info14110585
db/journals/information/information14.html#SkondrasZLZGT23
Aristeidis Karras
Christos N. Karras
Ioanna Giannoukou
Konstantinos C. Giotopoulos
Dimitrios Tsolis
Ioannis Karydis
Spyros Sioutas
Decentralized Algorithms for Efficient Energy Management over Cloud-Edge Infrastructures.
211-230
2023
ALGOCLOUD
https://doi.org/10.1007/978-3-031-49361-4_12
conf/algocloud/2023
db/conf/algocloud/algocloud2023.html#KarrasKGGTKS23
Dimitrios Michalopoulos
Aristeidis Karras
Christos N. Karras
Spyros Sioutas
Konstantinos C. Giotopoulos
Neuro-Fuzzy Employee Ranking System in the Public Sector.
325-333
2022
FSDM
https://doi.org/10.3233/FAIA220399
conf/fsdm/2022
db/conf/fsdm/fsdm2022.html#MichalopoulosKK22
Aristeidis Karras
Christos N. Karras
Konstantinos C. Giotopoulos
Ioanna Giannoukou
Dimitrios Tsolis
Spyros Sioutas
Download Speed Optimization in P2P Networks Using Decision Making and Adaptive Learning.
225-238
2022
ICR
https://doi.org/10.1007/978-3-031-14054-9_22
conf/icr2/2022
db/conf/icr2/icr2022.html#KarrasKGGTS22
Andreas Karatzas
Aristeidis Karras
Christos N. Karras
Konstantinos C. Giotopoulos
Konstantinos Oikonomou
Spyros Sioutas
On Autonomous Drone Navigation Using Deep Learning and an Intelligent Rainbow DQN Agent.
134-145
2022
IDEAL
https://doi.org/10.1007/978-3-031-21753-1_14
conf/ideal/2022
db/conf/ideal/ideal2022.html#KaratzasKKGOS22
Aristeidis Karras
Christos N. Karras
Dimitrios Samoladas
Konstantinos C. Giotopoulos
Spyros Sioutas
Query Optimization in NoSQL Databases Using an Enhanced Localized R-tree Index.
391-398
2022
iiWAS
https://doi.org/10.1007/978-3-031-21047-1_33
conf/iiwas/2022
db/conf/iiwas/iiwas2022.html#KarrasKSGS22
Christos N. Karras
Aristeidis Karras
Ioanna Giannoukou
Konstantinos C. Giotopoulos
Dimitrios Tsolis
Spyros Sioutas
Global Graph Clustering and Local Graph Exploration for Community Detection in Twitter.
1-8
2022
SEEDA-CECNSM
https://doi.org/10.1109/SEEDA-CECNSM57760.2022.9933012
conf/seeda/2022
db/conf/seeda/seeda2022.html#KarrasKGGTS22
Aristeidis Karras
Christos N. Karras
Konstantinos C. Giotopoulos
Dimitrios Tsolis
Konstantinos Oikonomou
Spyros Sioutas
Peer to Peer Federated Learning: Towards Decentralized Machine Learning on Edge Devices.
1-9
2022
SEEDA-CECNSM
https://doi.org/10.1109/SEEDA-CECNSM57760.2022.9932980
conf/seeda/2022
db/conf/seeda/seeda2022.html#KarrasKGTOS22
Christos N. Karras
Aristeidis Karras
Dimitrios Tsolis
Konstantinos C. Giotopoulos
Spyros Sioutas
Distributed Gibbs Sampling and LDA Modelling for Large Scale Big Data Management on PySpark.
1-8
2022
SEEDA-CECNSM
https://doi.org/10.1109/SEEDA-CECNSM57760.2022.9932990
conf/seeda/2022
db/conf/seeda/seeda2022.html#KarrasKTGS22
Angelos Zacharia
Dimitris Zacharia
Aristeidis Karras
Christos N. Karras
Ioanna Giannoukou
Konstantinos C. Giotopoulos
Spyros Sioutas
An Intelligent Microprocessor Integrating TinyML in Smart Hotels for Rapid Accident Prevention.
1-7
2022
SEEDA-CECNSM
https://doi.org/10.1109/SEEDA-CECNSM57760.2022.9932982
conf/seeda/2022
db/conf/seeda/seeda2022.html#ZachariaZKKGGS22
Georgios Drakopoulos
Aristeidis Karras
Christos N. Karras
Konstantinos C. Giotopoulos
Phivos Mylonas
Spyros Sioutas
Decomposing Twitter Graphs Based On Hashtag Trajectories: Mining And Clustering Paths Over MongoDB.
27:1-27:8
2022
SETN
https://doi.org/10.1145/3549737.3549768
conf/setn/2022
db/conf/setn/setn2022.html#DrakopoulosKKGM22
Georgios Drakopoulos
Konstantinos C. Giotopoulos
Ioanna Giannoukou
Spyros Sioutas
Unsupervised Discovery Of Semantically Aware Communities With Tensor Kruskal Decomposition: A Case Study In Twitter.
1-8
2020
SMAP
https://doi.org/10.1109/SMAP49528.2020.9248469
conf/smap/2020
db/conf/smap/smap2020.html#DrakopoulosGGS20
Athanasios Alexopoulos
Andreas Kanavos
Konstantinos C. Giotopoulos
Alaa Mohasseb
Mohamed Bader-El-Den
Athanasios K. Tsakalidis
Incremental Learning for Large Scale Classification Systems.
112-122
2018
AIAI (Workshops)
https://doi.org/10.1007/978-3-319-92016-0_11
conf/ifip12/2018aiaiw
db/conf/ifip12/aiai2018w.html#AlexopoulosKGMB18
Ioannis E. Livieris
Andreas Kanavos
Gerasimos Vonitsanos
Niki Kiriakidou
Anastasios Vikatos
Konstantinos C. Giotopoulos
Vassilis Tampakas
Performance Evaluation of an SSL Algorithm for Forecasting the Dow Jones Index Stocks.
1-8
2018
IISA
https://doi.org/10.1109/IISA.2018.8633692
https://doi.ieeecomputersociety.org/10.1109/IISA.2018.8633692
conf/iisa/2018
db/conf/iisa/iisa2018.html#LivierisKVKVGT18
Elias Dritsas
Ioannis E. Livieris
Konstantinos C. Giotopoulos
Leonidas Theodorakopoulos
An Apache Spark implementation for graph-based hashtag sentiment classification on Twitter.
255-260
2018
PCI
https://doi.org/10.1145/3291533.3291552
conf/pci/2018
db/conf/pci/pci2018.html#DritsasLGT18
Konstantina Moutafi
Paraskevi Vergeti
Christos Alexakos
Christos M. Dimitrakopoulos
Konstantinos C. Giotopoulos
Hera Antonopoulou
Spiros Likothanassis
Mining Student Learning Behavior and Self-assessment for Adaptive Learning Management System.
70-79
2013
EANN (2)
https://doi.org/10.1007/978-3-642-41016-1_8
conf/eann/2013-2
db/conf/eann/eann2013-2.html#MoutafiVADGAL13
Konstantinos C. Giotopoulos
Christos Alexakos
Grigorios N. Beligiannis
Antonia Stefani
Bringing AI to E-learning: The Case of a Modular, Highly Adaptive System.
24-35
2010
6
Int. J. Inf. Commun. Technol. Educ.
2
https://doi.org/10.4018/jicte.2010040103
db/journals/ijicte/ijicte6.html#GiotopoulosABS10
Konstantinos Votis
Christos Alexakos
Kostas Giotopoulos
Spiridon D. Likothanassis
An Ontological Service Oriented and Web Searching Mechanism in Distributed e-learning Repositories.
211-215
2006
conf/icalt/2006
ICALT
https://doi.org/10.1109/ICALT.2006.1652408
https://doi.ieeecomputersociety.org/10.1109/ICALT.2006.70
db/conf/icalt/icalt2006.html#VotisAGL06
Konstantinos C. Giotopoulos
Christos E. Alexakos
Grigorios N. Beligiannis
Spiridon D. Likothanassis
Integrating Agents and Computational Intelligence Techniques in E-learning Environments.
231-238
2005
conf/wec/2005prague
IEC (Prague)
db/conf/wec/iec2005prague.html#GiotopoulosABL05
Bill Vassiliadis
Kostas Giotopoulos
Konstantinos Votis
Spiros Likothanassis
Nikos Bogonikolos
Athanasios K. Tsakalidis
The Grid as an Application Service Provision enabler: Business and Architectural issues.
97-103
2004
2
J. Digit. Inf. Manag.
2
http://www.dirf.org/jdim/abstractv2i2.htm#10
db/journals/jdim/jdim2.html#VassiliadisGVLBT04
Bill Vassiliadis
Kostas Giotopoulos
Konstantinos Votis
Spyros Sioutas
Nikos Bogonikolos
Spiros Likothanassis
Application Service Provision through the Grid: Business models and Architectures.
367-371
2004
conf/itcc/2004-1
ITCC (1)
https://doi.org/10.1109/ITCC.2004.1286481
https://doi.ieeecomputersociety.org/10.1109/ITCC.2004.1286481
db/conf/itcc/itcc2004-1.html#VassiliadisGVSBL04
Spiridon D. Likothanassis
Grigorios N. Beligiannis
Dimitris Fotakis 0001
Dimitris Fragoudis
Konstantinos C. Giotopoulos
An Evolutionary Computation Technique for User Profile Optimization.
25-33
2003
10
Int. J. Comput. Their Appl.
1
db/journals/isca/isca10.html#LikothanassisBFFG03
Nikos Bogonikolos
Manos J. Georgoudakis
Kostas Giotopoulos
Cultural heritage in regional networks - enabling e-business activities for cultural heritage organizations.
489-492
2002
DSP
https://doi.org/10.1109/ICDSP.2002.1027924
conf/icdsp/2002
db/conf/icdsp/icdsp2002.html#BogonikolosGG02
Nikos Bogonikolos
M. Chrysostalis
Kostas Giotopoulos
Spiros Likothanassis
Konstantinos Votis
Adaptive E-Learning Grid Platform.
2002
conf/lege/2002
LeGE-WG 1
http://ewic.bcs.org/content/ConWebDoc/4116
db/conf/lege/lege12002.html#BogonikolosCGLV02
Hera Antonopoulou
Kostas Giotopoulos
Spiros Likothanassis
Athanasios K. Tsakalidis
Nikos Bogonikolos
Bill Vassiliadis
A Service Oriented Standardised System for Virtual Private Networks.
360-
2001
conf/aiccsa/2001
AICCSA
https://doi.org/10.1109/AICCSA.2001.934014
https://doi.ieeecomputersociety.org/10.1109/AICCSA.2001.934014
db/conf/aiccsa/aiccsa2001.html#AntonopoulouGLTBV01
Bill Vassiliadis
Athanasios K. Tsakalidis
Kostas Giotopoulos
Spiros Likothanassis
Nikos Bogonikolos
P. Gatomatis
K. Platikostas
Managing Risk in Extended Enterprises.
799-806
2001
conf/iceis/2001
ICEIS (2)
db/conf/iceis/iceis2001-2.html#VassiliadisTGLBGP01
Spiridon D. Likothanassis
Grigorios N. Beligiannis
Dimitris Fotakis 0001
Dimitris Fragoudis
Konstantinos C. Giotopoulos
An Evolutionary Computation Technique for User Profile Optimization.
24-29
2001
conf/iri/2001
IRI
db/conf/iri/iri2001.html#LikothanassisBFFG01
Kostas Giotopoulos
Bill Vassiliadis
Nikos Bogonikolos
Athanasios K. Tsakalidis
Spiros D. Likothanassis
On distributed information retrieval in virtual enterprises.
2958-2963
2001
SMC
https://doi.org/10.1109/ICSMC.2001.971960
conf/smc/2001
db/conf/smc/smc2001.html#GiotopoulosVBTL01
Christos AlexakosChristos E. Alexakos
Athanasios Alexopoulos
Hera Antonopoulou
Markos Avlonitis
Mohamed Bahy Bader-El-DenMohamed Bader-El-Den
Grigorios N. Beligiannis
Nikos Bogonikolos
M. Chrysostalis
Christos M. Dimitrakopoulos
Georgios Drakopoulos
Elias Dritsas
Dimitris Fotakis 0001
Dimitris Fragoudis
P. Gatomatis
Manos J. Georgoudakis
Ioanna Giannoukou
Andreas Kanavos
Andreas Karatzas
Aristeidis Karras
Christos N. Karras
Ioannis Karydis
Niki Kiriakidou
Dimitris Lagios
Spiridon D. LikothanassisSpiros D. LikothanassisSpiros Likothanassis
Ioannis E. Livieris
Dimitrios Michalopoulos
Alaa Mohasseb
Konstantina Moutafi
Phivos Mylonas
Konstantinos Oikonomou
K. Platikostas
Dimitrios Samoladas
Spyros Sioutas
Panagiotis Skondras
Antonia Stefani
Vassilis Tampakas
Leonidas Theodorakopoulos
Athanasios K. Tsakalidis
Dimitrios Tsolis
Giannis Tzimas
Bill Vassiliadis
Paraskevi Vergeti
Anastasios Vikatos
Gerasimos Vonitsanos
Konstantinos Votis
Angelos Zacharia
Dimitris Zacharia
Panagiotis Zervas
Nikos Zotos