Thanasis Loukopoulos

88 papers A 9B 10C 7Journal 24Unranked 37
YearRankTypeTitle / Venue / Authors
2022 J jnl
Online Algorithms for the Interval Scheduling Problem in the Cloud: Affinity Pair Threshold Based Approaches.
IEEE Trans. Sustain. Comput.
Panagiotis Oikonomou, Nikos Tziritas, Thanasis Loukopoulos, Georgios Theodoropoulos, Masatoshi Hanai, Samee U. Khan
2022 J jnl
Proactive & Time-Optimized Data Synopsis Management at the Edge.
IEEE Trans. Knowl. Data Eng.
Kostas Kolomvatsos, Christos Anagnostopoulos, Maria G. Koziri, Thanasis Loukopoulos
2021 — conf
Bin Packing Heuristics for the Multiple Workflow Scheduling Problem.
PCI
Nikos Pappas, Panagiotis Oikonomou, Nikos Tziritas, Kostas Kolomvatsos, Thanasis Loukopoulos
2021 — conf
Fast Heuristics for Mixed Fleet Capacitated Multiple TSP with Applications to Location Based Games and Drone Assisted Transportation.
PCI
Panagiotis Oikonomou, Nikos Tziritas, Kostas Kolomvatsos, Thanasis Loukopoulos
2021 — conf
Fast Rules to Speedup HEVC to VVC Transcoding.
PCI
Natalia Panagou, Panagiotis Belememis, Panos K. Papadopoulos, Maria G. Koziri, Thanasis Loukopoulos
2021 C conf
Review of Learning Design Choices of Primary School Programming Courses in Empirical Researches.
EDUCON
Eleni Fatourou, Nikolaos C. Zygouris, Thanasis Loukopoulos, Georgios I. Stamoulis
2020 B conf
A Demand-driven, Proactive Tasks Management Model at the Edge.
FUZZ-IEEE
Anna Karanika, Panagiotis Oikonomou, Kostas Kolomvatsos, Thanasis Loukopoulos
2020 J jnl
A Fuzzy Logic Controller for Tasks Scheduling Using Unreliable Cloud Resources.
CoRR
Panagiotis Oikonomou, Kostas Kolomvatsos, Nikos Tziritas, Georgios Theodoropoulos, Thanasis Loukopoulos, Georgios I. Stamoulis
2020 — conf
GeoMakeIt!: A Platform for Developing Location Based Games.
SMAP
Vasileios Dimitriadis, Panagiotis Oikonomou, Panos K. Papadopoulos, Natalia Panagou, Antonios N. Dadaliaris, Thanasis Loukopoulos
2020 B conf
Graph-based Approaches for the Interval Scheduling Problem.
ICPADS
Panagiotis Oikonomou, Nikos Tziritas, Georgios Theodoropoulos, Maria G. Koziri, Thanasis Loukopoulos, Samee U. Khan
2020 J jnl
Online Inter-Datacenter Service Migrations.
IEEE Trans. Cloud Comput.
Nikos Tziritas, Samee U. Khan, Thanasis Loukopoulos, Spyros Lalis, Cheng-Zhong Xu, Keqin Li, Albert Y. Zomaya
2020 — conf
Resource Provisioning Schemes for Multiple Workflow Scheduling with Seclusion Requirements.
PCI
Panagiotis Oikonomou, Kostas Kolomvatsos, Thanasis Loukopoulos
2020 — conf
Tile Based Wavefront Parallelism in HEVC.
SMAP
Giorgos I. Papaioannou, Maria G. Koziri, Panos K. Papadopoulos, Thanasis Loukopoulos, Ioannis Anagnostopoulos
2020 B conf
Uncertainty Driven Workflow Scheduling Using Unreliable Cloud Resources.
NCA
Panagiotis Oikonomou, Kostas Kolomvatsos, Nikos Tziritas, Georgios Theodoropoulos, Thanasis Loukopoulos, Georgios I. Stamoulis
2019 — conf
Coding Time Prediction in H.264/HEVC Transcoding Using Macroblock Sizes.
SMAP
Panos K. Papadopoulos, Natalia Panagou, Maria G. Koziri, Kostas Kolomvatsos, Thanasis Loukopoulos, Ioannis Anagnostopoulos
2019 — conf
Evaluation of Heterogeneous Scheduling Algorithms for Wavefront and Tile Parallelism in Video Coding.
ICIOT
Natalia Panagou, Maria G. Koziri, Panos K. Papadopoulos, Panagiotis Oikonomou, Nikos Tziritas, Kostas Kolomvatsos, Thanasis Loukopoulos, Samee U. Khan
2019 C conf
On Predicting Bottlenecks in Wavefront Parallel Video Coding Using Deep Neural Networks.
EANN
Natalia Panagou, Panagiotis Oikonomou, Panos K. Papadopoulos, Maria G. Koziri, Thanasis Loukopoulos, Dimitrios K. Iakovidis
2019 A conf
Online Live VM Migration Algorithms to Minimize Total Migration Time and Downtime.
IPDPS
Nikos Tziritas, Thanasis Loukopoulos, Samee Khan, Cheng-Zhong Xu, Albert Y. Zomaya
2018 — conf
A Communication-Aware Energy-Efficient Graph-Coloring Algorithm for VM Placement in Clouds.
SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI
Nikos Tziritas, Thanasis Loukopoulos, Samee Khan, Cheng-Zhong Xu, Albert Y. Zomaya
2018 — conf
A Distributed Data Allocation Scheme for Autonomous Nodes.
SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI
Kostas Kolomvatsos, Panagiotis Oikonomou, Maria G. Koziri, Thanasis Loukopoulos
2018 B conf
A Fast Heuristic for Tile Partitioning and Processor Assignment in Hevc.
ICIP
Panos K. Papadopoulos, Maria G. Koziri, Thanasis Loukopoulos
2018 C conf
A Pareto-Efficient Algorithm for Data Stream Processing at Network Edges.
CloudCom
Thanasis Loukopoulos, Nikos Tziritas, Maria G. Koziri, Georgios I. Stamoulis, Samee Khan
2018 — conf
A Tetris-based legalization heuristic for standard cell placement with obstacles.
MOCAST
Panagiotis Oikonomou, Antonios N. Dadaliaris, Thanasis Loukopoulos, Athanasios Kakarountas, Georgios I. Stamoulis
2018 B conf
An Intelligent Scheme for the Identification of QoS Violations in Virtualized Environments.
ICTAI
Kostas Kolomvatsos, Maria G. Koziri, Thanasis Loukopoulos
2018 — conf
Data Stream Processing at Network Edges.
IPDPS Workshops
Thanasis Loukopoulos, Nikos Tziritas, Maria G. Koziri, George I. Stamoulis, Samee U. Khan, Cheng-Zhong Xu, Albert Y. Zomaya
2018 J jnl
Efficient Cloud Provisioning for Video Transcoding: Review, Open Challenges and Future Opportunities.
IEEE Internet Comput.
Maria G. Koziri, Panos K. Papadopoulos, Nikos Tziritas, Thanasis Loukopoulos, Samee U. Khan, Albert Y. Zomaya
2018 J jnl
Energy and communication aware task mapping for MPSoCs.
J. Parallel Distributed Comput.
Tahir Maqsood, Nikos Tziritas, Thanasis Loukopoulos, Sajjad Ahmad Madani, Samee U. Khan, Cheng-Zhong Xu, Albert Y. Zomaya
2018 — conf
On Green Scheduling for Desktop Grids.
WorldCIST (3)
Thanasis Loukopoulos, Maria G. Koziri, Kostas Kolomvatsos, Panagiotis Oikonomou
2018 — conf
On evaluating the impact of tile partitioning in AV1.
PCI
Natalia Panagou, Panos K. Papadopoulos, Maria G. Koziri, Thanasis Loukopoulos
2018 — conf
On the Evaluation of Coarse Grained Parallelism in AV1 Video Coding.
SMAP
Panos K. Papadopoulos, Maria G. Koziri, Nikos Tziritas, Thanasis Loukopoulos, Ioannis Anagnostopoulos, Petr Saloun, David Andresic
2018 — conf
Scheduling Video Transcoding Jobs in the Cloud.
iThings/GreenCom/CPSCom/SmartData
Panagiotis Oikonomou, Maria G. Koziri, Nikos Tziritas, Antonios N. Dadaliaris, Thanasis Loukopoulos, Georgios I. Stamoulis, Samee U. Khan
2018 — conf
Scheduling the execution of tasks at the edge.
EAIS
Kostas Kolomvatsos, Thanasis Loukopoulos
2018 B conf
Server Consolidation in Cloud Computing.
ICPADS
Nikos Tziritas, Saad Mustafa, Maria G. Koziri, Thanasis Loukopoulos, Samee U. Khan, Cheng-Zhong Xu, Albert Y. Zomaya
2018 J jnl
Teaching Concurrent Programming Concepts Using Scratch in Primary School: Methodology and Evaluation.
Int. J. Eng. Pedagog.
Eleni Fatourou, Nikolaos C. Zygouris, Thanasis Loukopoulos, Georgios I. Stamoulis
2017 J jnl
Data Replication and Virtual Machine Migrations to Mitigate Network Overhead in Edge Computing Systems.
IEEE Trans. Sustain. Comput.
Nikos Tziritas, Maria G. Koziri, Areti Bachtsevani, Thanasis Loukopoulos, George I. Stamoulis, Samee U. Khan, Cheng-Zhong Xu
2017 — conf
Domocus: Lock free parallel legalization in standard cell placement.
MOCAST
Panagiotis Oikonomou, Maria G. Koziri, Antonios N. Dadaliaris, Thanasis Loukopoulos, Georgios I. Stamoulis
2017 — conf
Evaluation of Early Introduction to Concurrent Computing Concepts in Primary School.
ICL (1)
Eleni Fatourou, Nikolaos C. Zygouris, Thanasis Loukopoulos, Georgios I. Stamoulis
2017 — conf
Heuristics for tile parallelism in HEVC.
EUSIPCO
Maria G. Koziri, Panos K. Papadopoulos, Nikos Tziritas, Nikos Giachoudis, Thanasis Loukopoulos, Samee U. Khan, Georgios I. Stamoulis
2017 J jnl
Heuristics to Augment the Performance of Tetris Legalization: Making a Fast but Inferior Method Competitive.
J. Low Power Electron.
Antonios N. Dadaliaris, Panagiotis Oikonomou, Maria G. Koziri, Evangelia Nerantzaki, Yannis Hatzaras, Dimitrios Garyfallou, Thanasis Loukopoulos, Georgios I. Stamoulis
2017 J jnl
Leveraging on Deep Memory Hierarchies to Minimize Energy Consumption and Data Access Latency on Single-Chip Cloud Computers.
IEEE Trans. Sustain. Comput.
Tahir Maqsood, Nikos Tziritas, Thanasis Loukopoulos, Sajjad Ahmad Madani, Samee U. Khan, Cheng-Zhong Xu
2017 — conf
Mobivoke: A Mobile System Architecture to Support off School Collaborative Learning Process.
IMCL
Panos K. Papadopoulos, Nikolaos C. Zygouris, Maria G. Koziri, Thanasis Loukopoulos, Georgios I. Stamoulis
2017 — conf
On Improving the Speedup of Slice and Tile Level Parallelism in HEVC Using AVX2.
PCI
Dimitris Skoumpourdis, Panos K. Papadopoulos, Maria G. Koziri, Nikos Tziritas, Thanasis Loukopoulos, Ioannis Anagnostopoulos
2017 J jnl
On planning the adoption of new video standards in social media networks: a general framework and its application to HEVC.
Soc. Netw. Anal. Min.
Maria G. Koziri, Panos K. Papadopoulos, Nikos Tziritas, Antonios N. Dadaliaris, Thanasis Loukopoulos, Georgios I. Stamoulis
2017 — conf
On the Optimal Processor Assignment for Computing the Steady State Kalman Filter in Parallel and Distributed Systems.
WorldCIST (3)
Maria G. Koziri, Thanasis Loukopoulos, Maria Adam, Nicholas D. Assimakis, Grigoris Tzialas
2016 — conf
A framework for scheduling the encoding of multiple smart user videos.
SMAP
Maria G. Koziri, Panos Papadopoulos, Nikos Tziritas, Antonios N. Dadaliaris, Thanasis Loukopoulos, Georgios I. Stamoulis
2016 — conf
Adaptive Tile Parallelization for Fast Video Encoding in HEVC.
iThings/GreenCom/CPSCom/SmartData
Maria G. Koziri, Panos K. Papadopoulos, Nikos Tziritas, Antonios N. Dadaliaris, Thanasis Loukopoulos, Samee U. Khan, Cheng-Zhong Xu
2016 J jnl
On Improving Constrained Single and Group Operator Placement Using Evictions in Big Data Environments.
IEEE Trans. Serv. Comput.
Nikos Tziritas, Thanasis Loukopoulos, Samee U. Khan, Cheng-Zhong Xu, Albert Y. Zomaya
2016 — conf
Performance Evaluation of Batch Encodings in HEVC Using Slice Level Parallelism.
PCI
Panos Papadopoulos, Maria G. Koziri, Nikolaos Tziritas, Thanasis Loukopoulos, Ioannis Anagnostopoulos, Georgios I. Stamoulis
2016 — conf
Performance Evaluation of Tetris-based Legalization Heuristics.
PCI
Antonios N. Dadaliaris, Evangelia Nerantzaki, Maria G. Koziri, Panagiotis Oikonomou, Thanasis Loukopoulos, Georgios I. Stamoulis
2016 C conf
Slice-based parallelization in HEVC encoding: Realizing the potential through efficient load balancing.
MMSP
Maria G. Koziri, Panos Papadopoulos, Nikos Tziritas, Antonios N. Dadaliaris, Thanasis Loukopoulos, Samee U. Khan
2015 B conf
Coordination Strategies for Agent Migrations in Wireless Sensor Networks.
ICPADS
Nikos Tziritas, Thanasis Loukopoulos, Spyros Lalis, Samee Ullah Khan, Cheng-Zhong Xu
2015 J jnl
Distributed Algorithms for the Operator Placement Problem.
IEEE Trans. Comput. Soc. Syst.
Nikos Tziritas, Thanasis Loukopoulos, Samee U. Khan, Cheng-Zhong Xu
2015 — conf
On formulating and tackling integrated circuit placement as a scheduling problem.
Panhellenic Conference on Informatics
Panagiotis Oikonomou, Thanasis Loukopoulos, Antonios N. Dadaliaris, Maria G. Koziri, Georgios I. Stamoulis
2015 — conf
RAC: a remote application calling framework for coordination of mobile apps.
Panhellenic Conference on Informatics
Panos Papadopoulos, Thanasis Loukopoulos, Ioannis Anagnostopoulos, Nikolaos Tziritas, Michael Vassilakopoulos
2015 — conf
The xBR ^+ -tree: An Efficient Access Method for Points.
DEXA (1)
George Roumelis, Michael Vassilakopoulos, Thanasis Loukopoulos, Antonio Corral, Yannis Manolopoulos
2014 — conf
Database Design of a Geo-environmental Information System .
ICEIS (2)
George Roumelis, Thanasis Loukopoulos, Michael Vassilakopoulos
2014 J jnl
Single and Group Agent Migration: Algorithms, Bounds, and Optimality Issues.
IEEE Trans. Computers
Nikos Tziritas, Samee Ullah Khan, Thanasis Loukopoulos, Spyros Lalis, Cheng-Zhong Xu, Petros Lampsas
2014 J jnl
Survey on Grid Resource Allocation Mechanisms.
J. Grid Comput.
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, Albert Y. Zomaya
2013 B conf
Application-Aware Workload Consolidation to Minimize Both Energy Consumption and Network Load in Cloud Environments.
ICPP
Nikos Tziritas, Cheng-Zhong Xu, Thanasis Loukopoulos, Samee Ullah Khan, Zhibin Yu
2013 J jnl
Distributed Online Algorithms for the Agent Migration Problem in WSNs.
Mob. Networks Appl.
Nikos Tziritas, Spyros Lalis, Samee Ullah Khan, Thanasis Loukopoulos, Cheng-Zhong Xu, Petros Lampsas
2013 J jnl
On minimizing the resource consumption of cloud applications using process migrations.
J. Parallel Distributed Comput.
Nikos Tziritas, Samee Ullah Khan, Cheng-Zhong Xu, Thanasis Loukopoulos, Spyros Lalis
2012 C conf
Improving Application Availability in Wireless Sensor Networks with Energy-Harvesting Capability.
PDCAT
Ilias Rentifis, Nikos Tziritas, Petros Lampsas, Spyros Lalis, Thanasis Loukopoulos
2012 B conf
Introducing Agent Evictions to Improve Application Placement in Wireless Distributed Systems.
ICPP
Nikos Tziritas, Petros Lampsas, Spyros Lalis, Thanasis Loukopoulos, Samee Ullah Khan, Cheng-Zhong Xu
2012 — conf
Middleware Mechanisms for Agent Mobility in Wireless Sensor and Actuator Networks.
S-CUBE
Nikos Tziritas, Giorgis Georgakoudis, Spyros Lalis, Tomasz Paczesny, Jaroslaw Domaszewicz, Petros Lampsas, Thanasis Loukopoulos
2011 J jnl
Algorithms for energy-driven agent placement in wireless embedded systems with memory constraints.
Simul. Model. Pract. Theory
Nikos Tziritas, Thanasis Loukopoulos, Spyros Lalis, Petros Lampsas
2011 A conf
GRAL: A Grouping Algorithm to Optimize Application Placement in Wireless Embedded Systems.
IPDPS
Nikos Tziritas, Thanasis Loukopoulos, Spyros Lalis, Petros Lampsas
2011 — ch.
On Reconfiguring Embedded Application Placement on Smart Sensing and Actuating Environments.
Intelligent Decision Systems in Large-Scale Distributed Environments
Nikos Tziritas, Samee Ullah Khan, Thanasis Loukopoulos
2010 — conf
Agent placement in wireless embedded systems: Memory space and energy optimizations.
IPDPS Workshops
Nikos Tziritas, Thanasis Loukopoulos, Spyros Lalis, Petros Lampsas
2010 J jnl
An overview of achieving energy efficiency in on-chip networks.
Int. J. Commun. Networks Distributed Syst.
Masud Al Aziz, Samee Ullah Khan, Thanasis Loukopoulos, Pascal Bouvry, Hongxiang Li, Juan Li
2010 — conf
On Deploying Tree Structured Agent Applications in Networked Embedded Systems.
Euro-Par (2)
Nikos Tziritas, Thanasis Loukopoulos, Spyros Lalis, Petros Lampsas
2009 — conf
Using Multicast Transfers in the Replica Migration Problem: Formulation and Scheduling Heuristics.
Euro-Par
Nikos Tziritas, Thanasis Loukopoulos, Petros Lampsas, Spyros Lalis
2008 — conf
Formal Model and Scheduling Heuristics for the Replica Migration Problem.
Euro-Par
Nikos Tziritas, Thanasis Loukopoulos, Petros Lampsas, Spyros Lalis
2007 A conf
Implementing Replica Placements: Feasibility and Cost Minimization.
IPDPS
Thanasis Loukopoulos, Nikos Tziritas, Petros Lampsas, Spyros Lalis
2007 C conf
Improved Genetic Algorithms and List Scheduling Techniques for Independent Task Scheduling in Distributed Systems.
PDCAT
Thanasis Loukopoulos, Petros Lampsas, Panos Sigalas
2006 J jnl
Policies for Caching OLAP Queries in Internet Proxies.
IEEE Trans. Parallel Distributed Syst.
Thanasis Loukopoulos, Ishfaq Ahmad
2006 C conf
Scheduling Independent Tasks in Heterogeneous Environments under Communication Constraints.
PDCAT
Petros Lampsas, Thanasis Loukopoulos, Fedon Dimopoulos, Marouso Athanasiou
2005 J jnl
Adaptive schemes for distributed web caching.
J. Parallel Distributed Comput.
Spiridon Bakiras, Thanasis Loukopoulos, Dimitris Papadias, Ishfaq Ahmad
2005 J jnl
Combining replica placement and caching techniques in content distribution networks.
Comput. Commun.
Spiridon Bakiras, Thanasis Loukopoulos
2005 A conf
Continuous Replica Placement schemes in distributed systems.
ICS
Thanasis Loukopoulos, Petros Lampsas, Ishfaq Ahmad
2005 A conf
Increasing the Performance of CDNs Using Replication and Caching: A Hybrid Approach.
IPDPS
Spiridon Bakiras, Thanasis Loukopoulos
2004 J jnl
Optimizing Download Time of Embedded Multimedia Objects for Web Browsing.
IEEE Trans. Parallel Distributed Syst.
Thanasis Loukopoulos, Ishfaq Ahmad
2004 J jnl
Static and adaptive distributed data replication using genetic algorithms.
J. Parallel Distributed Comput.
Thanasis Loukopoulos, Ishfaq Ahmad
2003 A conf
A General Framework for Searching in Distributed Data Repositories.
IPDPS
Spiridon Bakiras, Panos Kalnis, Thanasis Loukopoulos, Wee Siong Ng
2003 A conf
Dynamic Organization Schemes for Cooperative Proxy Cachin.
IPDPS
Spiridon Bakiras, Thanasis Loukopoulos, Ishfaq Ahmad
2002 — conf
An Overview of Data Replication on the Internet.
ISPAN
Thanasis Loukopoulos, Dimitris Papadias, Ishfaq Ahmad
2001 B conf
Active Caching of On-Line-Analytical-Processing Queries in WWW Proxies.
ICPP
Thanasis Loukopoulos, Panos Kalnis, Ishfaq Ahmad, Dimitris Papadias
2000 A conf
Replicating the Contents of a WWW Multimedia Repository to Minimize Download Time.
IPDPS
Thanasis Loukopoulos, Ishfaq Ahmad
2000 A conf
Static and Adaptive Data Replication Algorithms for Fast Information Access in Large Distributed Systems.
ICDCS
Thanasis Loukopoulos, Ishfaq Ahmad