Phil Pollett's Research Pages: Some Recent Talks

Phil Pollett's Research Pages

Some Talks

[ 1995 | 1996 | 1997 | 1998 | 1999 ]
[ 2000 | 2001 | 2002 | 2003 | 2004 ]
[ 2005 | 2006 | 2007 | 2008 | 2009 ]
[ 2010 | 2011 | 2012 | 2013 | 2014 ]
[ 2015 | 2016 | 2017 | 2018 | 2019 ]
[ 2020 | 2021 | 2022 ]

2022

High-density limits for metapopulations with no occupancy ceiling, Workshop in celebration of Ron Doney's 80th birthday, University of Manchester (hybrid), 26-28 July 2022: abstract, slides

2021

Population networks with no occupancy ceiling, 57th ANZIAM Conference (virtual), 31st January - 5th February 2021: abstract, slides

2020

High-density limits for infinite occupancy processes, 64th Annual Meeting of the Australian Mathematical Society (virtual), 8th-11th December 2020: abstract, slides

Health system demand and the spread of COVID-19, ACEMS COVID-19 Research Workshop (virtual), 17th June 2020: abstract, slides and video

2019

Infinite-patch metapopulation models: branching, convergence and chaos, Statistics Seminar, Department of Mathematics and Statistics, The University of Western Australia, 6th September 2019: abstract, slides

Infinite-patch metapopulation models: branching, convergence and chaos, 7th Conference on Mathematical Models in Ecology and Evolution (MMEE 2019), University of Lyon, Lyon, 16-19 July 2019: abstract, slides

Quasi stationarity, 10th International Conference on Matrix-Analytic Methods in Stochastic Models (MAM10), University of Tasmania, Hobart, Australia, 13-15 February 2019: abstract, slides

2018

Metapopulations with infinitely many patches, UQ ACEMS Research Group Meeting, The University of Queensland, 10 September 2018: slides

Infinite-patch metapopulation models: branching, convergence and chaos, 40th Conference on Stochastic Processes and their Applications, Chalmers University of Technology, Gothenburg, Sweden, 11-15 June 2018: abstract, slides

2017

Metapopulations in evolving landscapes, 61st Annual Meeting of the Australian Mathematical Society, Macquarie University, Sydney, Australia, 12-15 December 2017: abstract, slides

Metapopulations in evolving landscapes, 6th Conference on Mathematical Models in Ecology and Evolution (MMEE 2017), City University of London, London, 10-12 July 2017: abstract, slides (extended version)

2016

A metapopulation model incorporating landscape dynamics, 2nd International Conference on Current Progress in Mathematics and Sciences (ISCPMS), Margo Hotel, Depok (southern Jakarta), 1-2 November 2016: abstract, slides

A model for cell proliferation in a developing organism, UQ ACEMS Research Group Meeting, The University of Queensland, 19 September 2016: slides

Population models: Part II, Mathematics Enrichment Seminars, University of Queensland, Brisbane, Australia, 26 August 2016: slides

Where are the bottlenecks?, European Conference on Queueing Theory, Toulouse, France, 18-20 July 2016: abstract, slides

2015

Birth-death processes and orthogonal polynomials, Department of Mathematics, India Institute of Technology Bombay, Mumbai, India, 26 October 2015: abstract, slides

An SIS epidemic in large population with individual variation, Department of Mathematics, India Institute of Technology Bombay, Mumbai, India, 23 October 2015: abstract, slides

Population networks with local extinction probabilities that evolve over time, 59th Annual Meeting of the Australian Mathematical Society, Flinders University, Adelaide, Australia, 28 September-1 October 2015: abstract, slides (with extras)

Population models: Part I, Mathematics Enrichment Seminars, University of Queensland, Brisbane, Australia, 26 August 2015: slides

Birth-death processes and orthogonal polynomials, ACEMS Workshop on Stochastic Processes and Special Functions, University College, The University of Melbourne, Melbourne, Australia, 13-14 August 2015: abstract, slides

Metapopulations in dynamic landscapes, International Workshop on Monte Carlo Methods for Spatial Stochastic Systems (MCMSS 2015), Emmanuel College, The University of Queensland, Brisbane, Australia, 21-23 July 2015: abstract, slides

Metapopulations with dynamic extinction probabilities, 5th Conference on Mathematical Models in Ecology and Evolution (MMEE 2015), Collège de France, Paris, 8-10 July 2015: abstract, slides

Metapopulations with dynamic extinction probabilities, 4th Australia and New Zealand Applied Probability Workshop, University of Adelaide, 6-11 April 2015: abstract, slides, and photos [1|2]

Metapopulations in dynamic landscapes, ACEMS Retreat, Calypso Plaza Resort, Coolangatta, Australia, 29-30 January 2015: slides

2014

Quasi-stationary distributions: then and now, Symposium Erik van Doorn, University of Twente, 26 September 2014: abstract, slides, and photos [1|2]

An SIS epidemic in large population with individual variation, ASC-IMS Meeting, Sydney, Australia, 7-10 July 2014: abstract, and slides

Large population networks with patch dependent extinction probabilities, Flinders Mathematical Sciences Laboratory Seminar, Flinders University, 10 April 2014: abstract, and slides

2013

Quasi-stationary distributions, Charles Pearce Memorial Symposium, University of Adelaide, 17 June 2013: slides, abstracts, and photos [1|2]

2012

The limiting behaviour of a patch occupancy model, Workshop on Stochastic Networks, University of Auckland, 12-13 April 2012: abstract, and slides

2011

Interaction between habitat quality and an Allee-like effect in metapopulations, 19th Biennial Congress on Modelling and Simulation (MODSIM2011), Perth Convention Exhibition Centre, Perth, Australia, 12-16 December 2011: abstract, slides, and paper

Point processes and patch survival in metapopulations, 3rd Wellington Workshop in Probability and Mathematical Statistics, Victoria University of Wellington, Wellington, 28-29 November 2011: abstract, slides, and photo

Limit theorems for chain-binomial population models, Workshop on Discrete Mathematics and Probability in Networks and Population Biology, Institute for Mathematical Sciences, National University of Singapore, Singapore, 9-13 May 2011: abstract, slides, and photo

2010

Infinite-patch metapopulation models: branching, convergence and chaos, MASCOS Annual Conference, University of Queensland, Brisbane, Australia, 1-2 October 2010: slides

Limits of large metapopulations with patch dependent extinction probabilities, 54th Annual Meeting of the Australian Mathematical Society, University of Queensland, Brisbane, Australia, 27-30 September 2010: abstract, and slides

Estimating extinction risk in population models, MASCOS Workshop on Risk Analysis, University of New South Wales, 6th August 2010: slides

Limits theorems for population networks with patch dependent extinction probabilities, MASCOS Workshop on Complex Networks, University of New South Wales, 5th August 2010: slides

Modelling the long-term behaviour of population processes, Laboratoire d'Architecture et d'Analyse des Systèmes, Centre National de la Recherche Scientifique, Toulouse, France, 29 June 2010: slides

Limit theorems for discrete-time metapopulation models, Institut de Mathématiques, Université Paul Sabatier, Toulouse, France, 22 June 2010: slides

2009

Complex Networks at UQ, MASCOS Annual Conference, University of South Australia, Adelaide, Australia, 2-3 October 2009: slides

Risk Analysis at UQ, MASCOS Annual Conference, University of South Australia, Adelaide, Australia, 2-3 October 2009: slides

Limit theorems for discrete-time metapopulation models, 53rd Annual Meeting of the Australian Mathematical Society, University of South Australia, City West Campus, Adelaide, Australia, 28 September-1 October 2009: abstract, slides, and conference dinner photo

From rabbits in Canberra to convergence in D[0,t]: Part II, MASCOS Qld Meeting, Department of Mathematics, The University of Queensland, 21 September 2009: slides

From rabbits in Canberra to convergence in D[0,t]: Part I, MASCOS Qld Meeting, Department of Mathematics, The University of Queensland, 7 September 2009: slides

Rules of thumb for metapopulation management, 18th Biennial Congress on Modelling and Simulation (MODSIM09), Cairns Convention Centre, Cairns, Australia, 13-17 July 2009: abstract, paper and slides

Metapopulations: from network models to patch occupancy models, MASCOS Workshop on Complex Networks, University of Melbourne, 26 June 2009: slides

2008

Stochastic models for population networks, Invited Short Course, School on Information and Randomness (IR2008), Center for Mathematical Modelling, University of Chile, 15-19 December 2008: Lectures [1|2|3] Printable [1|2|3] Photos [1|2]

Stochastic models for population networks, International Workshop on Complex Systems and Networks (IWCSN08), Australian National University, 1-3 October 2008: [abstract|slides|photo]

Complex Networks, MASCOS Annual Conference, La Trobe at Beechworth Conference Centre, Beechworth, Australia, 9-11 July 2008: slides

Ensemble behaviour in population processes, 4th AMSI Australian Postgraduate Workshop on Stochastic Processes and Modelling (APWSPM08), University of Adelaide, 10-13 February 2008: abstract and slides

2007

Ensemble behaviour in population processes with applications to ecological systems, 17th Biennial Congress on Modelling and Simulation (MODSIM07), University of Canterbury, Christchurch, New Zealand, 10-13 December 2007: abstract, paper and slides

Modelling population processes with random initial conditions, 8th Asia-Pacific Complex Systems Conference (Complex'07), Surfers Paradise Marriott Resort, Surfers Paradise, Australia, 2-5 July 2007: abstract and slides

Limiting conditional distributions for reducible Markov chains, Department of Mathematical Sciences, University of Durham, 23 May 2007: abstract

Limiting conditional distributions for reducible Markov chains, School of Mathematical Sciences, University of Nottingham, 21 May 2007: abstract

Limiting conditional distributions for reducible Markov chains, Department of Applied Mathematics, University of Zurich, 25 April 2007: abstract

2006

Modelling the long-term behaviour of evanescent processes, Department of Statistics and Actuarial Science, University of Hong Kong, 27 September 2006: abstract, slides and bibliography

Reversing time as an analytical tool: Isn't that just Radon-Nikodym?, University of Queensland, 11 May 2006: abstract and slides (extended version, including more musical examples, but no audio).
Stochastic models and their deterministic analogues, 2nd AMSI/MASCOS Australian Postgraduate Workshop on Stochastic Processes and Modelling (APWSPM06), University of Melbourne, 12-15 February 2006: abstract and slides
Modelling the long-term behaviour of evanescent processes, 42nd Australasian Applied Mathematics Conference (ANZIAM06), Mansfield, Victoria, 5-9 February 2006: slides and bibliography and some simulations -
- Auto-catalytic reaction [code]
- Ridler-Rowe epidemic model [code]

2005

Quasi-stationary distributions, Workshop on Large Deviations and Rare Events in Networks, Fields Institute, 4-5 July 2005: slides

Which Markov chains have a given invariant measure? MASCOS Workshop on Markov Chains, The University of Queensland, 4th April 2005: abstract and slides

2004

Evaluating stationary and quasi-stationary distributions for Markov chains with a large sparse transition structure, MASCOS Meeting, University of Queensland, 1 December 2004: slides

Costs and decisions in population models (with Joshua Ross-two speakers), Workshop on Stochastics and their Applications, University of South Australia, 27 September-1 October 2004: abstract and slides

Limiting conditional distributions for stochastic metapopulation models, Workshop on Metapopulation Modelling, University of Queensland, 2 September 2004: abstract and slides

Path integrals for continuous-time Markov chains, MASCOS Working Seminars 2004, 20 August 2004: abstract and slides

Evaluating the total cost of a random process over its lifetime, Winter School in Mathematics and Computational Biology, University of Queensland, 5-9 July 2004: abstract, slides and video

2003

Mathematics Colloquium, Discipline of Mathematics, The University of Queensland, 31 March, 2003. Good judgement comes from bad experience: overhead transparencies [pdf|ps], relevant publications and some simulations -
- Auto-catalytic reaction [code]
- Ridler-Rowe epidemic model [code]
International Congress on Modelling and Simulation (MODSIM2003), Townsville, Queensland, Australia, 14-17 July, 2003. A method for evaluating the distribution of the total cost of a random process over its lifetime: abstract, paper and slides

ARC Centre of Excellence for Mathematics and Statistics of Complex Systems, Melbourne, Australia, 13 November, 2003. A method for analysing complex Markovian models: slides

The Oberwolfach Applied Probability Meeting, Mathematisches Forschungsinstitut Oberwolfach, Germany, 30 November-6 December, 2003. Identifying Markov chains with a given invariant measure: abstract, slides and photo

2002

The Ecology Centre, The University of Queensland, Diffusion approximations for ecological models: abstract, paper, and overhead transparencies

2001

Symposium in Honour of David Vere-Jones on the Occasion of his 65th Birthday, Victoria University of Wellington, Wellington, New Zealand, 19-21 April, 2001. Similar Markov chains: abstract, paper and overhead transparencies (in html, dvi (text only), pdf, or colour postscript). Some simulations -

Photograph

27th Conference on Stochastic Processes and their Applications, Centre for Mathematical Sciences, Cambridge, UK, 9-13 July, 2001. Identifying Q-processes with a given finite m-invariant measure: abstract, paper and overhead transparencies

16th National Conference of the Australian Society for Operations Research, McLaren Vale, South Australia, 23-26 September, 2001. A reduced load approximation accounting for link interactions in a loss network: abstract, paper and overhead transparencies

Optimization Day, 16th National Conference of the Australian Society for Operations Research, McLaren Vale, South Australia, 27 September, 2001. Resource allocation in general queueing networks with applications to data networks: abstract, paper. and overhead transparencies

Workshop in honour of Tony Pakes on the occasion of his 60th birthday, Department of Mathematics and Statistics, University of Western Australia, Perth, Australia, 2 October, 2001. Invited talk: abstract and overhead transparencies (in html, dvi, pdf, or postscript)

School of Mathematical Sciences, Monash University, 11 October, 2001. Modelling quasistationarity in evanescent processes: abstract, overhead transparencies and some simulations -

International Congress on Modelling and Simulation (MODSIM2001), The Australian National University, Canberra, Australia, 10-13 December, 2001. Diffusion approximations for ecological models: abstract, paper. and overhead transparencies

2000

2nd Joint International Workshop of the Operations Research Society of Japan (Hokkaido Chapter) and the Australian Society for Operations Research (Queensland Branch), Sapporo, Japan, 26-28 June, 2000. Resource allocation in general queueing networks: abstract, paper and overhead transparencies (in html, dvi (text only), pdf, or colour postscript). Figures: [1|2]

The 44th Annual Meeting of the Australian Mathematical Society, University of Queensland, Brisbane, Australia, 2-5 July, 2000. Poisson approximations for traffic processes: abstract and overhead transparencies (in html, dvi, or colour postscript)

1999

15th National Conference of the Australian Society for Operations Research, Gold Coast, Queensland, Australia, 4-7 July, 1999. Bottlenecks in Markovian queueing networks: abstract, paper and overhead transparencies (in html, dvi, pdf, or colour postscript)

International Workshop on Markov Processes and Controlled Markov Chains, Changsha, China, 22-28 August, 1999. Identifying Markov chains with a given invariant measure: abstract and overhead transparencies (in html, dvi (text only), pdf, or colour postscript). Figures: [1|2|3|4]. See also the official workshop photograph and a photograph of me and my guide at the Old University of Changsha

1st Western Pacific / 3rd Australia-Japan Workshop on Stochastic Models, Christchurch, New Zealand, 23-25 September, 1999. Product form approximations for highly linear loss networks with trunk reservation: abstract. See also a photograph taken at the welcome reception

Workshop on Combinatorics, Discipline of Mathematics, The University of Queensland, 2-5 November, 1999. On the evolution of some random graphs: overhead transparencies (in html, dvi, pdf, or colour postscript)

International Congress on Modelling and Simulation (MODSIM99), Hamilton, New Zealand, 6-9 December, 1999. Quasistationarity in populations that are subject to large-scale mortality or emigration: abstract, paper and overhead transparencies (in html, dvi, pdf, or colour postscript)

1998

International Conference on Probability Theory and its Applications, Korea Advanced Institute of Science and Technology, Taejon, Korea, 24-26 February, 1998. Fixed point methods for loss networks : abstract, paper and overhead transparencies (in html, dvi (text only), or colour postscript)

The Oberwolfach Applied Probability Meeting, Mathematisches Forschungsinstitut Oberwolfach, Germany, 29 November-5 December, 1998. Quasistationarity of continuous-time Markov chains with positive drift: abstract and overhead transparencies (in html, dvi (text only), or postscript). Figures: [1|2|3|4|5|6|7|6].

photo

University of Manchester, Department of Mathematics, 9 December, 1998. Modelling quasistationarity in evanescent processes: abstract, overhead transparencies and some simulations -

1997

International Conference on Telecommunications (ICT97), Melbourne, Australia, 2-4 April, 1997. Improved fixed point methods for loss networks with linear structure: abstract, paper and overhead transparencies (in html, dvi (text only), or colour postscript)

3rd International Symposium on Probability and its Applications, Park City, Utah, USA, 30 July-1 August, 1997. Quasistationarity in Markovian models: abstract and overhead transparencies (in html, dvi (text only), or postscript). Figures: [1|2|3|4|5|6|7|6]

Australia/New Zealand Applied Probability Workshop, Second Valley, South Australia, 28 September-2 October, 1997. Quasistationarity in Markov chains with drift to infinity: abstract and overhead transparencies (in html, dvi (text only), or postscript). Figures: [1|2|3|4|5|6|7|6]

4th Conference of the Association of Asia-Pacific Operational Research Societies (APORS97), Melbourne, Australia, 30 November-4 December, 1997. Optimal allocation of effort in general queueing networks: abstract and overhead transparencies (in html, dvi (text only), or postscript). Figures: [1|2]

3rd Asia-Pacific Conference on Communications (APCC97), Sydney, Australia, 7-10 December, 1997. Optimal allocation of effort in packet switching networks with generally distributed transmission times: abstract and overhead transparencies (in html, dvi (text only), or postscript). Figures: [1|2]

International Congress on Modelling and Simulation (MODSIM97), Hobart, Australia, 8-11 December, 1997. Limiting conditional distributions for stochastic metapopulation models: abstract and overhead transparencies (in html, dvi (text only), or postscript). Figures: [1|2|3|4|5|6]

1996

32nd Australasian Applied Mathematics Conference (ANZIAM96), Masterton, New Zealand, 4-8 February, 1996. Modelling bistability in telecommunications networks: abstract and overhead transparencies (in html, dvi, or postscript)

Sydney International Statistical Congress (SISC96), Sydney, Australia, 8-12 July, 1996. Estimating blocking probabilities in telecommunications networks with linear structure: abstract and overhead transparencies (in html, dvi (text only), or colour postscript)

Stochastic Networks Workshop, University of Sydney, Sydney, Australia, 13 July, 1996. Modelling random fluctuations in a bistable telecommunications network: abstract and overhead transparencies (in html, dvi (text only), or colour postscript)

1995

The Numazu95 Workshop on Applied Probability, Numazu City, Japan, 2-13 July, 1995. Poisson approximations for traffic processes in telecommunications networks: abstract and overhead transparencies (in html, dvi, or colour postscript). See also a photo of a few attendees. Can you spot Mount Fuji in the background?

Conference on Applied Probability and Time Series Analysis (in honour of Joe Gani and in memory of Ted Hannan), Athens, Greece, 22-26 March, 1995. Quasistationary distributions for continuous-time Markov chains: abstract and overhead transparencies (in html, dvi (text only), or postscript)

Workshop on Geometry and Discrete Mathematics, Discipline of Mathematics, The University of Queensland, 7-9 November, 1995. Acyclicity in random graphs: abstract and overhead transparencies (in html, dvi, or colour postscript)

If you have any comments on these pages,
feel free to e-mail me: pkp@maths.uq.edu.au