Invited Talks

  • The 8th International Conference on Future Internet of Things and Cloud (FiCloud'21), Rome, Italy, August 23-25, 2021.
    Keynote: "Leveraging Cloud, Fog and Mist Computing for Real-Time Applications: A Resource Allocation and Scheduling Perspective".

  • The 15th IEEE International Conference on Advanced Technologies, Systems and Services in Telecommunications (TELSIKS 2021), Nis, Serbia, October 20-22, 2021.
    Keynote: "Cloud, Fog and Mist Computing for Real-Time Applications Resource Allocation and Scheduling Issues".

  • The Fifth International Conference on Big Data and Internet of Things (BDIOT'21), Rabat, Morocco, March 17-18, 2021.
    Keynote: "Scheduling Real-Time Applications in Cloud and Fog Computing Environments - Research Trends and Challenges".

  • 7th Conference on the Engineering of Computer Based Systems (ECBS 2021), Novi Sad, Serbia, May 26-27, 2021.
    Keynote: "Large Scale Real-time Distributed Systems - Resource Allocation and Scheduling Issues".

  • The 2nd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET'2022), Meknes, Morocco, March 3-4, 2022.
    Keynote: "Scheduling Approaches for Complex Real-Time Applications in the Clouds and in the Fog".

  • The Global Information Infrastructure Networking Symposium 2020 (GIIS'20), Tunis, Tunisia, October 28 - 30, 2020.
    Keynote: "Cloud - Fog Computing: Resource Allocation and Scheduling Challenges".

  • The International Computer Symposium (ICS 2020), Tainan, Taiwan, December 17-19, 2020.
    Keynote: "Cloud Computing and Beyond: Fog Computing - Scheduling Real-Time Applications".

  • International Conference on Innovation and Intelligence for Informatics, Computing, and Technologies (3ICT 2020), Bahrain, 20-21 December, 2020.
    Keynote: "From Cloud to Fog Computing - Scheduling Real-Time Applications".

  • International Conference on Communications, Computing, Cybersecurity, and Informatics 2020 (CCCI), Sharjah, UAE, November 3-5, 2020.
    Keynote: "Cloud - Fog Computing for Real-Time Applications".

  • Helen Karatza, 2020 International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS 2020), Madrid, Spain, July 20-22, 2020.
    Keynote: "Cloud and Fog Computing for Real-Time Applications - Resource Allocation and Scheduling Issues".

  • The 11th International Conference on Information and Communication Systems (ICICS), Irbid, Jordan, 7-9 April, 2020.
    Keynote: "Resource Allocation and Scheduling of Real-Time Applications in the Cloud and in the Fog".

  • Helen Karatza, 2020 International Conference on Innovations in Intelligent SysTems and Applications (INISTA), Novi Sad, Serbia, Aug. 24-26, 2020.
    Keynote: "Scheduling Techniques for Real-Time Applications in the Cloud and in the Fog".

  • Helen Karatza, The 9th Mediterranean Conference on Embedded Computing, MECO'2020, Budva, Montenegro, June 8th-11th, 2020.
    Keynote: "Cloud vs Fog Computing - Scheduling Real-Time Applications".

  • Helen Karatza, 4nd International Conference on Electrical and Information Technologies, ICEIT 2020, Rabat-Sale, Morocco, 4-7 March, 2020.
    Keynote: "Scheduling Complex Real-Time Applications in the Cloud and in the Fog".

  • Helen Karatza, The 5th International Conference on Cloud Computing and Artificial Intelligence: Technologies and Applications (CloudTech'20), Marrakech, November 24 - 26, 2020.
    Keynote: "Cloud and Fog Computing, Resource Allocation and Scheduling of Complex Real-Time Applications".

  • Helen Karatza, 3rd International Conference on Information Technology and Electrical Engineering, (ITee'2019), El Jadida, Morocco, November 25-26, 2019.
    Keynote: "Scheduling Techniques for Complex Applications in Cloud Systems - Trends and Research Directions".

  • Helen Karatza, 22th International Conference on Distributed Computer and Communication Networks: Control, Computation, Communications (DCCN'2019), 23-27 September 2019, Moscow, Russia.
    Keynote:"Scheduling Complex Applications in Cloud Environments - Research Trends and Challenges".

  • Helen Karatza, 11th International Workshop on Data Analysis Methods for Software Systems (DAMSS2019), Druskininkai, Lithuania, November 28-30, 2019.
    Keynote:"Scheduling Complex Applications in Cloud Systems - Challenges and Research Directions".

  • Helen Karatza, The 12th International Conference on Internet and Distributed Computing Systems (IDCS2019), Napoli, Italy, 10-12 October, 2019.
    Keynote:"Scheduling Real-time Jobs in the Cloud - Research Trends and Challenges".

  • Helen Karatza, The 7th International Conference on Wireless Networks and Mobile Communications (WINCOM 2019), Fez, Morocco, October 29-November 01, 2019.
    Keynote:"Scheduling Complex Real-Time Applications in the Cloud - Trends and Challenges".

  • Helen Karatza, The 13th International Symposium on Intelligent Distributed Computing (IDC 2019), Saint-Petersburg, Russia, October 7-9, 2019.
    Keynote:"Scheduling Complex Applications in the Cloud - Challenges and Future Directions".

  • Helen Karatza, International Conference on Future Networks and Distributed Systems (ICFNDS 2019), Paris, France, 1-2 July, 2019.
    Keynote:"Scheduling real-time parallel jobs in the cloud".

  • Helen Karatza, ISADS 2019, the 14th IEEE International Symposium on Autonomous Decentralized Systems, Utrecht, The Netherlands, 8-10 April, 2019.
    Forum Talk:"Scheduling complex real-time applications in cloud environment with shared services and resources".

  • Helen Karatza, The 9th International Conference on Digital Information and Communication Technology and its Applications (DICTAP2019), Beirut, Lebanon, 3-5 April, 2019.
    Keynote:"Scheduling complex real-time jobs in the cloud".

  • Helen Karatza, CLOSER 2019, 9th International Conference on Cloud Computing and Services Science, Heraklion, Crete, Greece, 2-4 May, 2019.
    Keynote:"Clouds for Real-Time Applications - Scheduling Issues and Research Directions".

  • Helen Karatza, The ACS/IEEE International Conference on Computer Systems and Applications (AICCSA), 28 Oct. - 1 Nov. 2018, Aqaba, Jordan.
    Keynote:"Scheduling Data-Intensive Applications in the Cloud - Trends and Challenges".

  • Helen Karatza, CloudTech'18, The Fourth International Conference on Cloud Computing Technologies and Applications, November 26-28, 2018, Brussels, Belgium.
    Keynote:"Real-Time Clouds - Scheduling Issues and Challenges".

  • Helen Karatza, 2018 International Conference on Computer, Information and Telecommunication Systems (CITS 2018), Colmar, France, 11-13 July 2018.
    Keynote:"Scheduling Real-Time Applications in the Cloud - Challenges and Research Directions".

  • Helen Karatza, 5th International Symposium on Innovation in Information and Communication Technology (ISIICT 2018), Amman, Jordan, Oct. 31 - Nov. 01, 2018.
    Keynote:"Resource Allocation and Job Scheduling in the Cloud - Issues and Challenges".

  • Helen Karatza, ICMCS'18 - 6th International Conference on Multimedia Computing and Systems, Rabat - Morocco, May 10-12, 2018.
    Keynote:"Resource Allocation and Job Scheduling in the Cloud - Challenges and Research Directions".

  • Helen Karatza, CloudTech'17, Third International Conference of Cloud Computing Technologies and Applications, Rabat, Morocco, 24-26 October 2017.
    Keynote:"Scheduling Different Types of Applications in the Cloud".

  • Helen Karatza, 4th International Conference on Electrical, Electronic and Computing Engineering (IcETRAN 2017), Kladovo, Serbia, June 5 -8, 2017.
    Invited Talk:"Cloud Computing Challenges - Trends and Future Directions".

  • Helen Karatza, The International Symposium on Networks, Computers and Communications (ISNCC 2017), Marrakech, Morocco, 16-18 May 2017.
    Keynote:"Cloud Computing Challenges - Performance Perspective".

  • Helen Karatza, 3rd International Workshop on Energy-aware Simulation (ENERGY-SIM 2017, 23rd April 2017, L'Aquila, Italy, in conjunction with the 8th ACM International Conference on Performance Engineering (ACM ICPE) 2017.
    Keynote:"Energy Efficiency in Large Scale Distributed Systems - The Role of Simulation".

  • H.D. Karatza, "Performance of Large Scale Distributed Systems", Tutorial, PhD Program, Department of Informatics, Modeling, Electronics and Systems Engineering, University of Calabria, Rende, Italy, April 2017.

  • H.D. Karatza, "Performance Evaluation and Analysis of Large Scale Distributed Systems - Issues, Trends, Problems and Solutions", Seminar in Summer School on New Trends in Modeling and Simulation in HPC Systems, COST Action cHiPSet and co-organised by University Politehnica of Bucharest, Romania, September, 2016.

  • Helen Karatza, 4th edition of the IEEE Colloquium on Information Science and Technology, CIST 2016, Morocco, Tangier, 24-26 October 2016.
    Keynote:"The Role of Cloud Computing in Science and Enterprise-Issues, Problems and Solutions".

  • Helen Karatza, "The 13th International Conference on Economics of Grids, Clouds, Systems, and Services (GECON2016)", Athens, September 20-22, 2016.
    Keynote:"Cloud Computing - Resource Allocation and Scheduling Challenges".

  • Helen Karatza, 2016 Summer Simulation Multi-Conference (SummerSim'16), Montreal, Canada, July 24-27, 2016.
    Keynote:"Cloud Computing - Issues, Trends, Problems and Solutions".

  • Helen Karatza, CloudTech'16, Second International Conference of Cloud Computing Technologies and Applications, May 24-26, 2016, Marrakech-Morocco.
    Keynote:"Current and Future Trends in Cloud Computing - Problems and Solutions".

  • Helen Karatza, 2nd International Conference on Electrical and Information Technologies, ICEIT 2016, Tangier, Morocco, 4-7 May, 2016.
    Keynote:"Cloud Computing - Resource Management Challenges".

  • Helen Karatza, The 24th IEEE International Conference on Enabling Technologies: Infrastructure for Collaborative Enterprises (WETICE), Larnaca, Cyprus, June 15-17, 2015.
    Keynote:"Enterprises in the Clouds - Current Trends and Future Directions".

  • Helen Karatza, Third World Conference on Complex Systems, WCCS15, Marrakech-Morocco, 23-25 November 2015.
    Keynote:"Cloud Computing - Current Trends and Future Directions".

  • Helen Karatza, 12th International Joint Conference on e-Business and Telecommunications, ICETE 2015, Colmar, Alsace, France, 20-22 July 2015.
    Keynote:"Cloud Computing - State-of-the-Art and Future Research Trends".

  • Helen Karatza, 10th International Joint Conference on Software Technologies - ICSOFT 2015, Colmar, Alsace, France, 20-22 July 2015.
    Keynote:"Cloud Computing - State-of-the-Art and Future Research Trends".

  • Helen Karatza, 5th International Conference on Simulation and Modeling Methodologies, Technologies and Applications (SIMULTECH), Colmar, Alsace, France, 21-23 July 2015.
    Keynote:"Cloud Computing - State-of-the-Art and Future Research Trends".

  • Helen Karatza, ICICS2015, the sixth International Conference on Information and Communication Systems, Amman, Jordan, April 7-9 2015.
    Keynote:"Performance of Clouds - State-of-the-Art and Future Research Directions".

  • Helen Karatza, "Performance of Grids and Clouds - State-of-the-Art and Future Research Directions", Invited Talk, University of Seville, Spain, September 2014.

  • Helen Karatza, 2014 International Conference on Computer, Information and Telecommunication Systems (CITS 2014), Jeju Island, South Korea, 7-9 July 2014.
    Keynote:"Performance of Grids and Clouds - State-of-the-Art and Future Research Directions".

  • Helen Karatza, "10th International Workshop on Enterprise & Organizational Modeling and Simulation (EOMAS 2014)", Thessaloniki, Greece, 16-17 June, 2014.
    Keynote:"Cloud Computing for Enterprises - Advanced Challenges and Research Trends".

  • Helen Karatza, "Performance of Grids and Clouds - Advanced Challenges and Research Trends", Invited Talk, Arizona State University, School of Computing, Informatics, Decision Systems Engineering, May 2014.

  • Helen Karatza, "2nd IEEE Jordan Conference on Applied Electrical Engineering & Computing Technologies, AEECT 2013", Jordan University, Amman, Jordan, 3 - 5 Dec, 2013.
    Keynote: "Performance of Grids and Clouds - Advanced Challenges and Research Trends"

  • Helen Karatza, "2nd International Conference on Cloud Computing and Services Science" (CLOSER - 2012), Porto, Portugal, April 18-21, 2012.
    Keynote: "Performance of Clouds - Issues and Research Directions"

  • SummerSim'11, Hague, Netherlands, June 27-30, 2011.
    Keynote: "Performance of Grids and Clouds - Challenges and Research Directions".

  • Helen Karatza, "Performance of Scheduling Strategies in Computational Grids and Clouds", (Invited Presentation), Workshop on High Performance Computing on Complex Environments (HPCCE), in conjunction with IEEE CLUSTER 2010, Heraklion, Crete, 20-24 Sept. 2010.

  • H.D. Karatza, "Scheduling Policies for Distributed Systems", Seminar Series at the Department of Computer Science and Information Systems at Birkbeck, University of London, February 2010.

  • 4th International Conference on Complex, Intelligent and Software Intensive Systems (CISIS-2010), February, 15th - 18th 2010, Krakow, Poland.
    Keynote: "Scheduling in Grid Systems".

  • International Conference on Intelligent Networking and Collaborative Systems (INCoS 2009), 4-6 Nov. 2009, Barcelona, Spain.
    Keynote: "Collaborative Scheduling in Distributed Systems".

  • European Modelling Symposium (EMS2009), 3rd UKSim European Symposium on Computer Modelling and Simulation, 25-27 Nov. 2009, Athens, Greece.
    Keynote: "Distributed Systems Scheduling".

  • "Scheduling in Distributed Real-Time Systems Utilizing Imprecise Computations", CS Colloquium Series @ UCY, University of Cyprus, May 2009.

  • H.D. Karatza, "Modeling and Simulation for Performance Evaluation of Software Intensive Systems ", Beyond-the-Horizon Workshop on Software Intensive Systems (ERCIM - FET), Koblenz, Germany, 9-10 September 2005.

  • H.D. Karatza, "Simulation Modelling and Performance Analysis of Scheduling Strategies in Distributed Systems", Seminar: Scheduling for Parallel Architectures: Theory, Applications, Challenges, Schloss Dagstuhl, Germany, 6-11 March, 2005.

  • Helen Karatza, "Performance Analysis of Scheduling Strategies in Distributed Systems", Carnegie Mellon University Workshop on Multiserver Scheduling (WORMS), April 2004, Pittsburgh, PA, (USA).