PASS It ON (PASSION): An Adaptive Online Load-Balancing Algorithm for Distributed Range-Query Specialized Systems. - Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (OTM Workshops, 2008)

GridNews: A distributed automatic Greek broadcast transcription system. - Dimitrios Dimitriadis; A. Metallinou; Ioannis Konstantinou; Georgios I. Goumas; Petros Maragos; Nectarios Koziris (ICASSP, 2009)

Measuring the Cost of Online Load-Balancing in Distributed Range-Queriable Systems. - Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (Peer-to-Peer Computing, 2009)

A grid middleware for data management exploiting peer-to-peer techniques. - Athanasia Asiki; Katerina Doka; Ioannis Konstantinou; Antonis Zissimos; Dimitrios Tsoumakos; Nectarios Koziris; Panayotis Tsanakas (Future Gener. Comput. Syst., 2009)

Distributed indexing of web scale datasets for the cloud. - Ioannis Konstantinou; Evangelos Angelou; Dimitrios Tsoumakos; Nectarios Koziris (MDAC@WWW, 2010)

On the elasticity of NoSQL databases over cloud management platforms. - Ioannis Konstantinou; Evangelos Angelou; Christina Boumpouka; Dimitrios Tsoumakos; Nectarios Koziris (CIKM, 2011)

Fast and Cost-Effective Online Load-Balancing in Distributed Range-Queriable Systems. - Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (IEEE Trans. Parallel Distributed Syst., 2011)

Public vs private cloud usage costs: the StratusLab case. - Ioannis Konstantinou; Evangelos Floros; Nectarios Koziris (CloudCP@EuroSys, 2012)

Efficient Updates for Web-Scale Indexes over the Cloud. - Panagiotis Antonopoulos; Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (ICDE Workshops, 2012)

Automatic scaling of selective SPARQL joins using the TIRAMOLA system. - Evangelos Angelou; Nikolaos Papailiou; Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (SWIM, 2012)

TIRAMOLA: elastic nosql provisioning through a cloud management platform. - Ioannis Konstantinou; Evangelos Angelou; Dimitrios Tsoumakos; Christina Boumpouka; Nectarios Koziris; Spyros Sioutas (SIGMOD Conference, 2012)

User Adaptation in a Hybrid MT System - Feeding User Corrections into Synchronous Grammars and System Dictionaries. - Susanne Preuß; Hajo Keffer; Paul Schmidt; Georgios I. Goumas; Athanasia Asiki; Ioannis Konstantinou (TSD, 2012)

H2RDF: adaptive query processing on RDF data in the cloud. - Nikolaos Papailiou; Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (WWW (Companion Volume), 2012)

H2RDF+: High-performance distributed joins over large-scale RDF graphs. - Nikolaos Papailiou; Ioannis Konstantinou; Dimitrios Tsoumakos; Panagiotis Karras; Nectarios Koziris (IEEE BigData, 2013)

Automated, Elastic Resource Provisioning for NoSQL Clusters Using TIRAMOLA. - Dimitrios Tsoumakos; Ioannis Konstantinou; Christina Boumpouka; Spyros Sioutas; Nectarios Koziris (CCGRID, 2013)

COCCUS: self-configured cost-based query services in the cloud. - Ioannis Konstantinou; Verena Kantere; Dimitrios Tsoumakos; Nectarios Koziris (SIGMOD Conference, 2013)

DBalancer: distributed load balancing for NoSQL data-stores. - Ioannis Konstantinou; Dimitrios Tsoumakos; Ioannis Mytilinis; Nectarios Koziris (SIGMOD Conference, 2013)

CELAR: Automated application elasticity platform. - Ioannis Giannakopoulos; Nikolaos Papailiou; Christos Mantas; Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (IEEE BigData, 2014)

Automated workload-aware elasticity of NoSQL clusters in the cloud. - Evie Kassela; Christina Boumpouka; Ioannis Konstantinou; Nectarios Koziris (IEEE BigData, 2014)

MoDisSENSE: A distributed platform for social networking services over mobile devices. - Ioannis Mytilinis; Ioannis Giannakopoulos; Ioannis Konstantinou; Katerina Doka; Nectarios Koziris (IEEE BigData, 2014)

H2RDF+: an efficient data management system for big RDF graphs. - Nikolaos Papailiou; Dimitrios Tsoumakos; Ioannis Konstantinou; Panagiotis Karras; Nectarios Koziris (SIGMOD Conference, 2014)

Scalable Indexing and Adaptive Querying of RDF Data in the cloud. - Nikolaos Papailiou; Dimitrios Tsoumakos; Ioannis Konstantinou; Panagiotis Karras; Nectarios Koziris (SWIM, 2014)

Cloud elasticity using probabilistic model checking. - Athanasios Naskos; Emmanouela Stachtiari; Anastasios Gounaris; Panagiotis Katsaros; Dimitrios Tsoumakos; Ioannis Konstantinou; Spyros Sioutas (CoRR, 2014)

Dependable Horizontal Scaling Based on Probabilistic Model Checking. - Athanasios Naskos; Emmanouela Stachtiari; Anastasios Gounaris; Panagiotis Katsaros; Dimitrios Tsoumakos; Ioannis Konstantinou; Spyros Sioutas (CCGRID, 2015)

A Generic Architecture for Scalable and Highly Available Content Serving Applications in the Cloud. - Evie Kassela; Ioannis Konstantinou; Nectarios Koziris (NCCA, 2015)

MoDisSENSE: A Distributed Spatio-Temporal and Textual Processing Platform for Social Networking Services. - Ioannis Mytilinis; Ioannis Giannakopoulos; Ioannis Konstantinou; Katerina Doka; Dimitrios Tsitsigkos; Manolis Terrovitis; Lampros Giampouras; Nectarios Koziris (SIGMOD Conference, 2015)

Datix: A System for Scalable Network Analytics. - Dimitrios Sarlis; Nikolaos Papailiou; Ioannis Konstantinou; Georgios Smaragdakis; Nectarios Koziris (Comput. Commun. Rev., 2015)

Recovering from Cloud Application Deployment Failures Through Re-execution. - Ioannis Giannakopoulos; Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (ALGOCLOUD, 2016)

A Provably Secure Proof-of-Stake Blockchain Protocol. - Aggelos Kiayias; Ioannis Konstantinou; Alexander Russell; Bernardo David; Roman Oliynykov (IACR Cryptol. ePrint Arch., 2016)

Spaten: A spatio-temporal and textual big data generator. - Thaleia Dimitra Doudali; Ioannis Konstantinou; Nectarios Koziris (IEEE BigData, 2017)

Elastic management of cloud applications using adaptive reinforcement learning. - Konstantinos Lolos; Ioannis Konstantinou; Verena Kantere; Nectarios Koziris (IEEE BigData, 2017)

RASP: Real-time network analytics with distributed NoSQL stream processing. - Georgios Touloupas; Ioannis Konstantinou; Nectarios Koziris (IEEE BigData, 2017)

BBQ: Elastic MapReduce over Cloud Platforms. - Nikolaos Chalvantzis; Ioannis Konstantinou; Nectarios Koziris (CCGrid, 2017)

AURA: Recovering from Transient Failures in Cloud Deployments. - Ioannis Giannakopoulos; Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (CCGrid, 2017)

Rethinking reinforcement learning for cloud elasticity. - Konstantinos Lolos; Ioannis Konstantinou; Verena Kantere; Nectarios Koziris (SoCC, 2017)

Adaptive State Space Partitioning of Markov Decision Processes for Elastic Resource Management. - Konstantinos Lolos; Ioannis Konstantinou; Verena Kantere; Nectarios Koziris (ICDE, 2017)

Exploiting Social Networking and Mobile Data for Crisis Detection and Management. - Katerina Doka; Ioannis Mytilinis; Ioannis Giannakopoulos; Ioannis Konstantinou; Dimitrios Tsitsigkos; Manolis Terrovitis; Nectarios Koziris (ISCRAM-med, 2017)

Elastic Resource Management with Adaptive State Space Partitioning of Markov Decision Processes. - Konstantinos Lolos; Ioannis Konstantinou; Verena Kantere; Nectarios Koziris (CoRR, 2017)

DERP: A Deep Reinforcement Learning Cloud System for Elastic Resource Provisioning. - Constantinos Bitsakos; Ioannis Konstantinou; Nectarios Koziris (CloudCom, 2018)

The Vision of a HeterogeneRous Scheduler. - Ioannis Mytilinis; Constantinos Bitsakos; Katerina Doka; Ioannis Konstantinou; Nectarios Koziris (CloudCom, 2018)

ORiON: Online ResOurce Negotiator for Multiple Big Data Analytics Frameworks. - Nikos Zacheilas; Nikolaos Chalvantzis; Ioannis Konstantinou; Vana Kalogeraki; Nectarios Koziris (ICAC, 2018)

Elton: A Cloud Resource Scaling-Out Manager for NoSQL Databases. - Athanasios Naskos; Anastasios Gounaris; Ioannis Konstantinou (ICDE, 2018)

Cloud application deployment with transient failure recovery. - Ioannis Giannakopoulos; Ioannis Konstantinou; Dimitrios Tsoumakos; Nectarios Koziris (J. Cloud Comput., 2018)

Towards a Multi-engine Query Optimizer for Complex SQL Queries on Big Data. - Evdokia Kassela; Ioannis Konstantinou; Nectarios Koziris (IEEE BigData, 2019)

General-Purpose vs. Specialized Data Analytics Systems: A Game of ML & SQL Thrones. - Evdokia Kassela; Nikodimos Provatas; Ioannis Konstantinou; Avrilia Floratou; Nectarios Koziris (IEEE BigData, 2019)

BigOptiBase: Big Data Analytics for Base Station Energy Consumption Optimization. - Evdokia Kassela; Nikodimos Provatas; Asterios Tsiourvas; Ioannis Konstantinou; Nectarios Koziris (IEEE BigData, 2019)

Towards Faster Distributed Deep Learning Using Data Hashing Techniques. - Nikodimos Provatas; Ioannis Konstantinou; Nectarios Koziris (IEEE BigData, 2019)

SELIS BDA: Big Data Analytics for the Logistics Domain. - Nikodimos Provatas; Evdokia Kassela; Nikolaos Chalvantzis; Anastasios Bakogiannis; Ioannis Giannakopoulos; Nectarios Koziris; Ioannis Konstantinou (IEEE BigData, 2020)

A Mechanism Design and Learning Approach for Revenue Maximization on Cloud Dynamic Spot Markets. - Asterios Tsiourvas; Constantinos Bitsakos; Ioannis Konstantinou; Dimitris Fotakis 001; Nectarios Koziris (CLOUD, 2021)

A Performance Evaluation of Distributed Deep Learning Frameworks on CPU Clusters Using Image Classification Workloads. - Andreas Krisilias; Nikodimos Provatas; Nectarios Koziris; Ioannis Konstantinou (IEEE BigData, 2021)

Cherry: A Distributed Task-Aware Shuffle Service for Serverless Analytics. - Nikolaos Nikitas; Ioannis Konstantinou; Vana Kalogeraki; Nectarios Koziris (IEEE BigData, 2021)

Is Systematic Data Sharding able to Stabilize Asynchronous Parameter Server Training? - Nikodimos Provatas; Ioannis Konstantinou; Nectarios Koziris (IEEE BigData, 2021)

Deep Reinforcement Learning in Cloud Elasticity Through Offline Learning and Return Based Scaling. - Miltiadis Chrysopoulos; Ioannis Konstantinou; Nectarios Koziris (CLOUD, 2023)

A Decision Support System for Automated Configuration of Cloud Native ML Pipelines. - Aris Spyrou; Ioannis Konstantinou; Nectarios Koziris (PerCom Workshops, 2024)

IW-NET BDA: A Big Data Infrastructure for Predictive and Geotemporal Analytics of Inland Waterways. - Nikolaos Chalvantzis; Aristotelis Vontzalidis; Evdokia Kassela; Aris Spyrou; Nikolaos Nikitas; Nikodimos Provatas; Ioannis Konstantinou; Nectarios Koziris (IEEE Access, 2024)

DInos: A Deep Reinforcement Learning Approach to Generalizable Autoscaling in Stateless Cloud Applications. - Constantinos Bitsakos; Dimitrios Tsoumakos; Ioannis Konstantinou; Nectarios Koziris (DEXA (1), 2025)

Accelerating Distributed Repartition Joins on Skewed Datasets via Patch-Based Shuffling. - Evdokia Kassela; Ioannis Konstantinou; Nectarios Koziris (IEEE Access, 2025)

Strategy-Switch: From All-Reduce to Parameter Server for Faster Efficient Training. - Nikodimos Provatas; Iasonas Chalas; Ioannis Konstantinou; Nectarios Koziris (IEEE Access, 2025)

A Survey on Parameter Server Architecture: Approaches for Optimizing Distributed Centralized Learning. - Nikodimos Provatas; Ioannis Konstantinou; Nectarios Koziris (IEEE Access, 2025)