Static and Adaptive Data Replication Algorithms for Fast Information Access in Large Distributed Systems. - Thanasis Loukopoulos; Ishfaq Ahmad 001 (ICDCS, 2000)

Replicating the Contents of a WWW Multimedia Repository to Minimize Download Time. - Thanasis Loukopoulos; Ishfaq Ahmad 001 (IPDPS, 2000)

Active Caching of On-Line-Analytical-Processing Queries in WWW Proxies. - Thanasis Loukopoulos; Panos Kalnis; Ishfaq Ahmad 001; Dimitris Papadias (ICPP, 2001)

An Overview of Data Replication on the Internet. - Thanasis Loukopoulos; Dimitris Papadias; Ishfaq Ahmad 001 (ISPAN, 2002)

A General Framework for Searching in Distributed Data Repositories. - Spiridon Bakiras; Panos Kalnis; Thanasis Loukopoulos; Wee Siong Ng (IPDPS, 2003)

Dynamic Organization Schemes for Cooperative Proxy Cachin. - Spiridon Bakiras; Thanasis Loukopoulos; Ishfaq Ahmad 001 (IPDPS, 2003)

Static and adaptive distributed data replication using genetic algorithms. - Thanasis Loukopoulos; Ishfaq Ahmad 001 (J. Parallel Distributed Comput., 2004)

Optimizing Download Time of Embedded Multimedia Objects for Web Browsing. - Thanasis Loukopoulos; Ishfaq Ahmad 001 (IEEE Trans. Parallel Distributed Syst., 2004)

Continuous Replica Placement schemes in distributed systems. - Thanasis Loukopoulos; Petros Lampsas; Ishfaq Ahmad 001 (ICS, 2005)

Increasing the Performance of CDNs Using Replication and Caching: A Hybrid Approach. - Spiridon Bakiras; Thanasis Loukopoulos (IPDPS, 2005)

Combining replica placement and caching techniques in content distribution networks. - Spiridon Bakiras; Thanasis Loukopoulos (Comput. Commun., 2005)

Adaptive schemes for distributed web caching. - Spiridon Bakiras; Thanasis Loukopoulos; Dimitris Papadias; Ishfaq Ahmad 001 (J. Parallel Distributed Comput., 2005)

Scheduling Independent Tasks in Heterogeneous Environments under Communication Constraints. - Petros Lampsas; Thanasis Loukopoulos; Fedon Dimopoulos; Marouso Athanasiou (PDCAT, 2006)

Policies for Caching OLAP Queries in Internet Proxies. - Thanasis Loukopoulos; Ishfaq Ahmad 001 (IEEE Trans. Parallel Distributed Syst., 2006)

Implementing Replica Placements: Feasibility and Cost Minimization. - Thanasis Loukopoulos; Nikos Tziritas; Petros Lampsas; Spyros Lalis (IPDPS, 2007)

Improved Genetic Algorithms and List Scheduling Techniques for Independent Task Scheduling in Distributed Systems. - Thanasis Loukopoulos; Petros Lampsas; Panos Sigalas (PDCAT, 2007)

Formal Model and Scheduling Heuristics for the Replica Migration Problem. - Nikos Tziritas; Thanasis Loukopoulos; Petros Lampsas; Spyros Lalis (Euro-Par, 2008)

Using Multicast Transfers in the Replica Migration Problem: Formulation and Scheduling Heuristics. - Nikos Tziritas; Thanasis Loukopoulos; Petros Lampsas; Spyros Lalis (Euro-Par, 2009)

On Deploying Tree Structured Agent Applications in Networked Embedded Systems. - Nikos Tziritas; Thanasis Loukopoulos; Spyros Lalis; Petros Lampsas (Euro-Par (2), 2010)

Agent placement in wireless embedded systems: Memory space and energy optimizations. - Nikos Tziritas; Thanasis Loukopoulos; Spyros Lalis; Petros Lampsas (IPDPS Workshops, 2010)

An overview of achieving energy efficiency in on-chip networks. - Masud Al Aziz; Samee Ullah Khan; Thanasis Loukopoulos; Pascal Bouvry; Hongxiang Li; Juan Li 004 (Int. J. Commun. Networks Distributed Syst., 2010)

GRAL: A Grouping Algorithm to Optimize Application Placement in Wireless Embedded Systems. - Nikos Tziritas; Thanasis Loukopoulos; Spyros Lalis; Petros Lampsas (IPDPS, 2011)

Algorithms for energy-driven agent placement in wireless embedded systems with memory constraints. - Nikos Tziritas; Thanasis Loukopoulos; Spyros Lalis; Petros Lampsas (Simul. Model. Pract. Theory, 2011)

On Reconfiguring Embedded Application Placement on Smart Sensing and Actuating Environments. - Nikos Tziritas; Samee Ullah Khan; Thanasis Loukopoulos (Intelligent Decision Systems in Large-Scale Distributed Environments, 2011)

Introducing Agent Evictions to Improve Application Placement in Wireless Distributed Systems. - Nikos Tziritas; Petros Lampsas; Spyros Lalis; Thanasis Loukopoulos; Samee Ullah Khan; Cheng-Zhong Xu 001 (ICPP, 2012)

Improving Application Availability in Wireless Sensor Networks with Energy-Harvesting Capability. - Ilias Rentifis; Nikos Tziritas; Petros Lampsas; Spyros Lalis; Thanasis Loukopoulos (PDCAT, 2012)

Middleware Mechanisms for Agent Mobility in Wireless Sensor and Actuator Networks. - Nikos Tziritas; Giorgis Georgakoudis; Spyros Lalis; Tomasz Paczesny; Jaroslaw Domaszewicz; Petros Lampsas; Thanasis Loukopoulos (S-CUBE, 2012)

Application-Aware Workload Consolidation to Minimize Both Energy Consumption and Network Load in Cloud Environments. - Nikos Tziritas; Cheng-Zhong Xu 001; Thanasis Loukopoulos; Samee Ullah Khan; Zhibin Yu 001 (ICPP, 2013)

On minimizing the resource consumption of cloud applications using process migrations. - Nikos Tziritas; Samee Ullah Khan; Cheng-Zhong Xu 001; Thanasis Loukopoulos; Spyros Lalis (J. Parallel Distributed Comput., 2013)

Distributed Online Algorithms for the Agent Migration Problem in WSNs. - Nikos Tziritas; Spyros Lalis; Samee Ullah Khan; Thanasis Loukopoulos; Cheng-Zhong Xu 001; Petros Lampsas (Mob. Networks Appl., 2013)

Database Design of a Geo-environmental Information System . - George Roumelis; Thanasis Loukopoulos; Michael Vassilakopoulos (ICEIS (2), 2014)

Survey on Grid Resource Allocation Mechanisms. - Muhammad Bilal Qureshi; Maryam Mehri Dehnavi; Nasro Min-Allah; Muhammad Shuaib Qureshi; Hameed Hussain; Ilias Rentifis; Nikos Tziritas; Thanasis Loukopoulos; Samee Ullah Khan; Cheng-Zhong Xu 001; Albert Y. Zomaya (J. Grid Comput., 2014)

Single and Group Agent Migration: Algorithms, Bounds, and Optimality Issues. - Nikos Tziritas; Samee Ullah Khan; Thanasis Loukopoulos; Spyros Lalis; Cheng-Zhong Xu 001; Petros Lampsas (IEEE Trans. Computers, 2014)

The xBR ^+ -tree: An Efficient Access Method for Points. - George Roumelis; Michael Vassilakopoulos; Thanasis Loukopoulos; Antonio Corral; Yannis Manolopoulos (DEXA (1), 2015)

Coordination Strategies for Agent Migrations in Wireless Sensor Networks. - Nikos Tziritas; Thanasis Loukopoulos; Spyros Lalis; Samee Ullah Khan; Cheng-Zhong Xu 001 (ICPADS, 2015)

On formulating and tackling integrated circuit placement as a scheduling problem. - Panagiotis Oikonomou; Thanasis Loukopoulos; Antonios N. Dadaliaris; Maria G. Koziri; Georgios I. Stamoulis (Panhellenic Conference on Informatics, 2015)

RAC: a remote application calling framework for coordination of mobile apps. - Panos Papadopoulos; Thanasis Loukopoulos; Ioannis Anagnostopoulos; Nikolaos Tziritas; Michael Vassilakopoulos (Panhellenic Conference on Informatics, 2015)

Distributed Algorithms for the Operator Placement Problem. - Nikos Tziritas; Thanasis Loukopoulos; Samee U. Khan; Cheng-Zhong Xu 001 (IEEE Trans. Comput. Soc. Syst., 2015)

Adaptive Tile Parallelization for Fast Video Encoding in HEVC. - Maria G. Koziri; Panos K. Papadopoulos; Nikos Tziritas; Antonios N. Dadaliaris; Thanasis Loukopoulos; Samee U. Khan; Cheng-Zhong Xu 001 (iThings/GreenCom/CPSCom/SmartData, 2016)

Slice-based parallelization in HEVC encoding: Realizing the potential through efficient load balancing. - Maria G. Koziri; Panos Papadopoulos; Nikos Tziritas; Antonios N. Dadaliaris; Thanasis Loukopoulos; Samee U. Khan (MMSP, 2016)

Performance Evaluation of Tetris-based Legalization Heuristics. - Antonios N. Dadaliaris; Evangelia Nerantzaki; Maria G. Koziri; Panagiotis Oikonomou; Thanasis Loukopoulos; Georgios I. Stamoulis (PCI, 2016)

Performance Evaluation of Batch Encodings in HEVC Using Slice Level Parallelism. - Panos Papadopoulos; Maria G. Koziri; Nikolaos Tziritas; Thanasis Loukopoulos; Ioannis Anagnostopoulos; Georgios I. Stamoulis (PCI, 2016)

A framework for scheduling the encoding of multiple smart user videos. - Maria G. Koziri; Panos Papadopoulos; Nikos Tziritas; Antonios N. Dadaliaris; Thanasis Loukopoulos; Georgios I. Stamoulis (SMAP, 2016)

On Improving Constrained Single and Group Operator Placement Using Evictions in Big Data Environments. - Nikos Tziritas; Thanasis Loukopoulos; Samee U. Khan; Cheng-Zhong Xu 001; Albert Y. Zomaya (IEEE Trans. Serv. Comput., 2016)

Heuristics for tile parallelism in HEVC. - Maria G. Koziri; Panos K. Papadopoulos; Nikos Tziritas; Nikos Giachoudis; Thanasis Loukopoulos; Samee U. Khan; Georgios I. Stamoulis (EUSIPCO, 2017)

Evaluation of Early Introduction to Concurrent Computing Concepts in Primary School. - Eleni Fatourou; Nikolaos C. Zygouris; Thanasis Loukopoulos; Georgios I. Stamoulis (ICL (1), 2017)

Mobivoke: A Mobile System Architecture to Support off School Collaborative Learning Process. - Panos K. Papadopoulos; Nikolaos C. Zygouris; Maria G. Koziri; Thanasis Loukopoulos; Georgios I. Stamoulis (IMCL, 2017)

Domocus: Lock free parallel legalization in standard cell placement. - Panagiotis Oikonomou; Maria G. Koziri; Antonios N. Dadaliaris; Thanasis Loukopoulos; Georgios I. Stamoulis (MOCAST, 2017)

On Improving the Speedup of Slice and Tile Level Parallelism in HEVC Using AVX2. - Dimitris Skoumpourdis; Panos K. Papadopoulos; Maria G. Koziri; Nikos Tziritas; Thanasis Loukopoulos; Ioannis Anagnostopoulos (PCI, 2017)

On the Optimal Processor Assignment for Computing the Steady State Kalman Filter in Parallel and Distributed Systems. - Maria G. Koziri; Thanasis Loukopoulos; Maria Adam; Nicholas D. Assimakis; Grigoris Tzialas (WorldCIST (3), 2017)

Heuristics to Augment the Performance of Tetris Legalization: Making a Fast but Inferior Method Competitive. - Antonios N. Dadaliaris; Panagiotis Oikonomou; Maria G. Koziri; Evangelia Nerantzaki; Yannis Hatzaras; Dimitrios Garyfallou; Thanasis Loukopoulos; Georgios I. Stamoulis (J. Low Power Electron., 2017)

On planning the adoption of new video standards in social media networks: a general framework and its application to HEVC. - Maria G. Koziri; Panos K. Papadopoulos; Nikos Tziritas; Antonios N. Dadaliaris; Thanasis Loukopoulos; Georgios I. Stamoulis (Soc. Netw. Anal. Min., 2017)

Leveraging on Deep Memory Hierarchies to Minimize Energy Consumption and Data Access Latency on Single-Chip Cloud Computers. - Tahir Maqsood; Nikos Tziritas; Thanasis Loukopoulos; Sajjad Ahmad Madani; Samee U. Khan; Cheng-Zhong Xu 001 (IEEE Trans. Sustain. Comput., 2017)

Data Replication and Virtual Machine Migrations to Mitigate Network Overhead in Edge Computing Systems. - Nikos Tziritas; Maria G. Koziri; Areti Bachtsevani; Thanasis Loukopoulos; George I. Stamoulis; Samee U. Khan; Cheng-Zhong Xu 001 (IEEE Trans. Sustain. Comput., 2017)

A Pareto-Efficient Algorithm for Data Stream Processing at Network Edges. - Thanasis Loukopoulos; Nikos Tziritas; Maria G. Koziri; Georgios I. Stamoulis; Samee Khan (CloudCom, 2018)

Scheduling the execution of tasks at the edge. - Kostas Kolomvatsos; Thanasis Loukopoulos (EAIS, 2018)

A Fast Heuristic for Tile Partitioning and Processor Assignment in Hevc. - Panos K. Papadopoulos; Maria G. Koziri; Thanasis Loukopoulos (ICIP, 2018)

Server Consolidation in Cloud Computing. - Nikos Tziritas; Saad Mustafa; Maria G. Koziri; Thanasis Loukopoulos; Samee U. Khan; Cheng-Zhong Xu 001; Albert Y. Zomaya (ICPADS, 2018)

An Intelligent Scheme for the Identification of QoS Violations in Virtualized Environments. - Kostas Kolomvatsos; Maria G. Koziri; Thanasis Loukopoulos (ICTAI, 2018)

Data Stream Processing at Network Edges. - Thanasis Loukopoulos; Nikos Tziritas; Maria G. Koziri; George I. Stamoulis; Samee U. Khan; Cheng-Zhong Xu 001; Albert Y. Zomaya (IPDPS Workshops, 2018)

Scheduling Video Transcoding Jobs in the Cloud. - Panagiotis Oikonomou; Maria G. Koziri; Nikos Tziritas; Antonios N. Dadaliaris; Thanasis Loukopoulos; Georgios I. Stamoulis; Samee U. Khan (iThings/GreenCom/CPSCom/SmartData, 2018)

A Tetris-based legalization heuristic for standard cell placement with obstacles. - Panagiotis Oikonomou; Antonios N. Dadaliaris; Thanasis Loukopoulos; Athanasios Kakarountas; Georgios I. Stamoulis (MOCAST, 2018)

On evaluating the impact of tile partitioning in AV1. - Natalia Panagou; Panos K. Papadopoulos; Maria G. Koziri; Thanasis Loukopoulos (PCI, 2018)

On the Evaluation of Coarse Grained Parallelism in AV1 Video Coding. - Panos K. Papadopoulos; Maria G. Koziri; Nikos Tziritas; Thanasis Loukopoulos; Ioannis Anagnostopoulos; Petr Saloun; David Andresic (SMAP, 2018)

A Distributed Data Allocation Scheme for Autonomous Nodes. - Kostas Kolomvatsos; Panagiotis Oikonomou; Maria G. Koziri; Thanasis Loukopoulos (SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI, 2018)

A Communication-Aware Energy-Efficient Graph-Coloring Algorithm for VM Placement in Clouds. - Nikos Tziritas; Thanasis Loukopoulos; Samee Khan; Cheng-Zhong Xu 001; Albert Y. Zomaya (SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI, 2018)

On Green Scheduling for Desktop Grids. - Thanasis Loukopoulos; Maria G. Koziri; Kostas Kolomvatsos; Panagiotis Oikonomou (WorldCIST (3), 2018)

Teaching Concurrent Programming Concepts Using Scratch in Primary School: Methodology and Evaluation. - Eleni Fatourou; Nikolaos C. Zygouris; Thanasis Loukopoulos; Georgios I. Stamoulis (Int. J. Eng. Pedagog., 2018)

Efficient Cloud Provisioning for Video Transcoding: Review, Open Challenges and Future Opportunities. - Maria G. Koziri; Panos K. Papadopoulos; Nikos Tziritas; Thanasis Loukopoulos; Samee U. Khan; Albert Y. Zomaya (IEEE Internet Comput., 2018)

Energy and communication aware task mapping for MPSoCs. - Tahir Maqsood; Nikos Tziritas; Thanasis Loukopoulos; Sajjad Ahmad Madani; Samee U. Khan; Cheng-Zhong Xu 001; Albert Y. Zomaya (J. Parallel Distributed Comput., 2018)

On Predicting Bottlenecks in Wavefront Parallel Video Coding Using Deep Neural Networks. - Natalia Panagou; Panagiotis Oikonomou; Panos K. Papadopoulos; Maria G. Koziri; Thanasis Loukopoulos; Dimitrios K. Iakovidis (EANN, 2019)

Evaluation of Heterogeneous Scheduling Algorithms for Wavefront and Tile Parallelism in Video Coding. - Natalia Panagou; Maria G. Koziri; Panos K. Papadopoulos; Panagiotis Oikonomou; Nikos Tziritas; Kostas Kolomvatsos; Thanasis Loukopoulos; Samee U. Khan (ICIOT, 2019)

Online Live VM Migration Algorithms to Minimize Total Migration Time and Downtime. - Nikos Tziritas; Thanasis Loukopoulos; Samee Khan; Cheng-Zhong Xu 001; Albert Y. Zomaya (IPDPS, 2019)

Coding Time Prediction in H.264/HEVC Transcoding Using Macroblock Sizes. - Panos K. Papadopoulos; Natalia Panagou; Maria G. Koziri; Kostas Kolomvatsos; Thanasis Loukopoulos; Ioannis Anagnostopoulos (SMAP, 2019)

A Demand-driven, Proactive Tasks Management Model at the Edge. - Anna Karanika; Panagiotis Oikonomou; Kostas Kolomvatsos; Thanasis Loukopoulos (FUZZ-IEEE, 2020)

Graph-based Approaches for the Interval Scheduling Problem. - Panagiotis Oikonomou; Nikos Tziritas; Georgios Theodoropoulos 001; Maria G. Koziri; Thanasis Loukopoulos; Samee U. Khan (ICPADS, 2020)

Uncertainty Driven Workflow Scheduling Using Unreliable Cloud Resources. - Panagiotis Oikonomou; Kostas Kolomvatsos; Nikos Tziritas; Georgios Theodoropoulos 001; Thanasis Loukopoulos; Georgios I. Stamoulis (NCA, 2020)

Resource Provisioning Schemes for Multiple Workflow Scheduling with Seclusion Requirements. - Panagiotis Oikonomou; Kostas Kolomvatsos; Thanasis Loukopoulos (PCI, 2020)

GeoMakeIt!: A Platform for Developing Location Based Games. - Vasileios Dimitriadis; Panagiotis Oikonomou; Panos K. Papadopoulos; Natalia Panagou; Antonios N. Dadaliaris; Thanasis Loukopoulos (SMAP, 2020)

Tile Based Wavefront Parallelism in HEVC. - Giorgos I. Papaioannou; Maria G. Koziri; Panos K. Papadopoulos; Thanasis Loukopoulos; Ioannis Anagnostopoulos (SMAP, 2020)

A Fuzzy Logic Controller for Tasks Scheduling Using Unreliable Cloud Resources. - Panagiotis Oikonomou; Kostas Kolomvatsos; Nikos Tziritas; Georgios Theodoropoulos 001; Thanasis Loukopoulos; Georgios I. Stamoulis (CoRR, 2020)

Online Inter-Datacenter Service Migrations. - Nikos Tziritas; Samee U. Khan; Thanasis Loukopoulos; Spyros Lalis; Cheng-Zhong Xu 001; Keqin Li 001; Albert Y. Zomaya (IEEE Trans. Cloud Comput., 2020)

Review of Learning Design Choices of Primary School Programming Courses in Empirical Researches. - Eleni Fatourou; Nikolaos C. Zygouris; Thanasis Loukopoulos; Georgios I. Stamoulis (EDUCON, 2021)

Fast Heuristics for Mixed Fleet Capacitated Multiple TSP with Applications to Location Based Games and Drone Assisted Transportation. - Panagiotis Oikonomou; Nikos Tziritas; Kostas Kolomvatsos; Thanasis Loukopoulos (PCI, 2021)

Fast Rules to Speedup HEVC to VVC Transcoding. - Natalia Panagou; Panagiotis Belememis; Panos K. Papadopoulos; Maria G. Koziri; Thanasis Loukopoulos (PCI, 2021)

Bin Packing Heuristics for the Multiple Workflow Scheduling Problem. - Nikos Pappas; Panagiotis Oikonomou; Nikos Tziritas; Kostas Kolomvatsos; Thanasis Loukopoulos (PCI, 2021)

Proactive & Time-Optimized Data Synopsis Management at the Edge. - Kostas Kolomvatsos; Christos Anagnostopoulos 001; Maria G. Koziri; Thanasis Loukopoulos (IEEE Trans. Knowl. Data Eng., 2022)

Online Algorithms for the Interval Scheduling Problem in the Cloud: Affinity Pair Threshold Based Approaches. - Panagiotis Oikonomou; Nikos Tziritas; Thanasis Loukopoulos; Georgios Theodoropoulos 001; Masatoshi Hanai; Samee U. Khan (IEEE Trans. Sustain. Comput., 2022)