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 In the past 5 years (more or less)

Plenary Lectures

  • Feb. 2017
Error bounds and approximations for heavy-tailed stochastic systems. ANZIAM 2017, Hahndorf.
  • Feb. 2017
Queues on interacting networks. Series of public lectures, 2017 AMSI-ANZIAM Lecturer. The University of Adelaide; The University of Western Australia; The University of Melbourne.
  • Feb. 2017
Layered and interacting queues. Specialist lecture, 2017 AMSI-ANZIAM Lecturer. Victoria University
  • Feb. 2017
Heavy-traffic limits for layered queuing networks. Specialist lecture, 2017 AMSI-ANZIAM Lecturer. The University of Sydney
  • Sept. 2016
Asymptotic error bounds for truncated bu er approximations of a 2-node tandem queue. Stefan Banach International Mathematical Center, Bedlewo.

Invited Conference and Workshop Presentations

  • July 2017
Heavy-traffic approximations for a layered network with limited resources. 19th INFORMS APS Conference, Evanston.
  • *July 2017
Electric vehicle charging – a queueing approach. 19th INFORMS APS Conference, Evanston.
  • *July 2013
Dynamic repairman assignment in a layered queueing network with correlated queues. 6th Young European Queueing Theorists workshop, Eindhoven.
  • *Mar. 2013
Corrected phase-type approximations of heavy-tailed risk models using perturbation analysis. Workshop Queues and Risk, Eurandom.
  • *Nov. 2012
Approximation errors for the MAP/G/1 queue. Workshop YEQT VI, Analytic Methods in Queueing Systems, Eurandom.

Invited Seminar Presentations

  • Apr. 2017
Error bounds and approximations for heavy-tailed stochastic systems. DAMUT-colloquium, University of Twente. Host: Prof. Dr. Stephan van Gils.
  • *May 2016
Phase-type distributions, Matrix-Analytic Methods, and applications. Aristotle University of Thessaloniki. Host: Prof. Dr. George Tsaklidis.
  • *Apr. 2016
Networks of parallel queues with Markov-modulated service speeds. Networks Day, Utrecht.
  • *Nov. 2015
The use of Markov renewal theory and extreme value analysis to find asymptotic error bounds for truncated approximations. Aristotle University of Thessaloniki. Host: Prof. Dr. George Tsaklidis.
  • *Oct. 2015
Performance analysis of layered queueing networks. SQUALL meeting, Carnegie Mellon University. Hosts: Mor Harchol-Balter and Alan Scheller-Wolf.
  • *June 2015
Performance analysis of layered queueing networks. MIPS seminar, Leiden University.
  • *Apr. 2015
Analysis and optimisation of polling systems with Markovian server routing. SOR department seminar, University of Twente.
  • *Apr. 2015
Analysis and optimisation of polling systems with Markovian server routing. Queueing Colloquium, Centrum Wiskunde & Informatica, Amsterdam.
  • *Sept. 2014
Evaluation and optimisation of an extended machine-repair problem. Ghent University, Ghent, Belgium. Hosts: Dieter Claeys and Joris Walraevens.
  • *Mar. 2014
Evaluation and optimisation of an extended machine-repair problem. Centrum Wiskunde & Informatica, Amsterdam.
  • *Mar. 2014
Corrected phase-type approximations of heavy-tailed stochastic models using perturbation analysis. Erasmus University Rotterdam. Host: Dr. Remy Spliet.
  • *May 2013
Error bounds for spectral approximations of heavy-tailed risk models. University of Wrocław. Host: Prof. Dr. Zbigniew Palmowski.
  • Oct 2012
Lindley-type recursions. Stochastics Seminar, Utrecht. Host: Tobias Müller.

Conference presentations

  • *Jan. 2017
A diffusion approximation in a two-layered network. 42th Conference on the Mathematics of Operations Research, Lunteren.
  • *July 2016
State space collapse for a two-layered network. European Conference on Queueing Theory, Toulouse.
  • *July 2016
Asymptotic error bounds for truncated bu er approximations of a 2-node tandem queue. 9th International Conference on Matrix Analytic Methods in Stochastic Models, Budapest.
  • *May 2016
Fitting heavy-tailed claims to mixtures of phase-type and heavy-tailed distributions. 9th Samos Conference in Actuarial Science and Finance, Samos.
  • *July 2015
Markovian polling systems with an application to wireless random-access networks. 18th INFORMS Applied Probability Conference, Istanbul.
  • *Aug. 2014
Analysis and optimisation of polling systems with Markovian server routing. First European Conference on Queueing Theory, Ghent.
  • *Aug. 2014
Improved approximations for performance measures of stochastic models. First European Conference on Queueing Theory, Ghent.
  • *July 2014
Improved approximations of heavy-tailed risk models using perturbation analysis. The 18th International Congress on Insurance: Mathematics and Economics, Shanghai.
  • *May 2014
Corrected phase-type approximations of heavy-tailed risk models using perturbation analysis.8th Samos Conference in Actuarial Science and Finance, Samos. Received 3rd prize for the Best Paper Award.
  • *Jan. 2014
Corrected phase-type approximations of heavy-tailed queueing models in a Markovian environment. 8th International Conference on Matrix Analytic Methods in Stochastic Models, Kerala.
  • *Oct. 2013
Corrected phase-type approximations of heavy-tailed models in applied probability using perturbation analysis. 7th Beta Conference ‘Dynamic Pricing’, Eindhoven.
  • *Sep. 2013
Corrected phase-type approximations for the workload of the MAP/G/1 queue with heavy-tailed service times. 31st International Symposium on Computer Performance, Modeling, Measurements and Evaluation, Vienna.
  • *Sep. 2013
Parallel queueing networks with Markov-modulated service speeds in heavy trac. 31st International Symposium on Computer Performance, Modeling, Measurements and Evaluation, Vienna.
  • *July 2013
*July 2013 Corrected phase-type approximations of heavy-tailed stochastic models using perturbation analysis. Satellite Summer School to the 7th International Conference on L´evy Processes, Be¸dlewo.
  • *June 2013
Corrected phase-type approximations for heavy-tailed risk models in a Markovian environment. International Cramer Symposium on Insurance Mathematics, Stockholm.
  • Feb. 2013
Cyclic-type polling models with preparation times. ICORES 2013 – International Conference on Operations Research and Enterprise Systems, Barcelona.
  • *Jan. 2013
Improved approximations for the M/G/1 queue. 38th Conference on the Mathematics of Operations Research, Lunteren.
  • *Jan. 2013
Evaluation and optimisation of an extended machine-repair model. 38th Conference on the Mathematics of Operations Research, Lunteren.
  • *June 2012
On the accuracy of phase-type approximation of heavy-tailed risk models. International Workshop on Applied Probability, Jerusalem.
  • *June 2012
Queue length approximations for a layered queueing network with correlated queues. International Workshop on Applied Probability, Jerusalem.
  • June 2012
Separation of timescales in a two-layered network. International Workshop on Applied Probability, IWAP 2012, Jerusalem.
  • *Jan. 2012
On the accuracy of phase-type approximations of heavy-tailed risk models. 37th Conference on the Mathematics of Operations Research, Lunteren.
  • *Jan. 2012
Queue length approximations for a layered queueing network with correlated queues. 37th Conference on the Mathematics of Operations Research, Lunteren.

Department seminars

  • *May 2016
State space collapse for a two-layered network. PhD Colloquium, Eindhoven University of Technology.
  • May 2014
Personal and Research presentation. Department Dialogue, Eindhoven.
  • Dec. 2012
Quasi-stationary workload in Lévy-driven systems and analytic functions. TBA Seminar, Eindhoven.

 

Presentations given by co-authors are marked with a *.