Előadások - Talks

General Mathematics Colloquium, Vrije Universiteit Amsterdam, 21 February 2024, Amsterdam, The Netherlands.
From graph limits to random matrices.
With many thanks to Raffaella Mulas.

RandNET meeting II, Workshop on Graph Limits and Networks, Charles University, 15 September 2023, Prague, Czech Republic.
Action convergence of graphs, with applications to random sign matrices.

Measured Group Theory, Stochastic Processes on Groups and Borel Combinatorics, CIRM, 22 May 2023, Luminy, Marseille, France.
Typicality and entropy of processes on infinite trees.

Networks Seminar, Max Planck Institue Leipzig, 11 January 2023, Leipzig, Germany.
A graph limit approach to the eigenvectors of non-symmetric random sign matrices.
With many thanks to Raffaella Mulas.

Popnet Connects seminar, 21 November 2022, Amsterdam/Leiden, The Netherlands (online).
The impact of spatial and social structure on an SIR epidemic on a weighted multilayer network [slides of the presentation].

Higher-order networks workshop, Vrije Universiteit Amsterdam, The Netherlands, 21 July 2022, online.
Action convergence of random graphs and matrices.

Epidemiológia és modellezés workshop, Szegedi Tudományegyetem, 2022. július 20., Kerekegyháza, Magyarország.
Fertőzöttségi paraméterek becslése különböző klaszterezettségi együtthatójú, kétrétegű véletlen gráfokon.

2nd Conference on Information Technology and Data Science, University of Debrecen, Hungary, 16 May 2022, online.
Epidemic spread on multilayer random graphs.

Workshop: Graphs, groups, stochastic processes, Rényi Institute, Budapest, Hungary, 16 May 2022.
On the connection of graph limits and eigenvectors of random matrices.

Workshop: Interfaces of the theory of combinatorial limits, Rényi Institute, Budapest, Hungary, 16 March 2022.
Typical processes on the infinite regular tree and random regular graphs.

Durham Probability Seminar, Durham University, United Kingdom, 31 January 2022, online.
Typicality and entropy of processes on infinite trees.

Epidemiológia és modellezés workshop, Szegedi Tudományegyetem, 2021. július 15., Kecskemét, Magyarország.
Járványterjedés többrétegű véletlen hálózatokon

Combinatorics Seminar, University of Warwick, United Kingdom, 30 April 2021. Online.
Typicality and entropy of processes on infinite trees.

ECMI 2021, Bergische Universität Wuppertal, Germany, 15 April 2021. Online.
Epidemic spread in random-graph based household models.

1st Conference on Information Technology and Data Science, University of Debrecen, Hungary, 7 November 2020. Online.
Preferential attachment graphs with multiple type nodes.

Spectra, Algorithms and Random Walks on Random Networks workshop, CIRM, 17 January 2020, Luminy, Marseille, France.
Action convergence of operators and applications.

ERC Seminar, Universität Leipzig, 9 January 2020, Leipzig, Germany.
Action convergence of graphs, matrices and operators.
With many thanks to László Székelyhidi.

8th Strasbourg/Zurich - Meeting: Frontiers in Analysis and Probability, Universität Zurich, 28 November 2019, Zürich, Switzerland.
Action convergence of random graphs and matrices.

Measurability, Ergodic Theory and Combinatorics workshop, University of Warwick, 11 July 2019, Coventry, United Kingdom.
Action convergence of operators and graphs. [video]

Mathphys analysis seminar, IST Austria, 16 May 2019, Maria Gugging, Austria.
Graph limits and spectral theory.
With many thanks to László Erdős.

Probability and Statistics Seminar, Aix-Marseille Université, 8 February 2019, Marseille, France.
Limits of graphs and L^2 operators. Joint with Balázs Szegedy.
With many thanks to Charles Bordenave.

Charles Bordenave at the Bourbaki Seminar on the paper
"On the almost eigenvectors of random regular graphs" (joint with Balázs Szegedy) [video].
Institute Henri Poincaré, 20 October 2018, Paris, France.



Building Bridges II. (70th birthday of László Lovász), Rényi Institute, 3 July 2018, Budapest, Hungary.
On the graph limit approach to the eigenvectors of random regular graphs. [video]

9th International Workshop on Applied Probability, ELTE, 18 June 2018, Budapest, Hungary.
Eigenvectors of random regular graphs.

International Workshop on Graph Limits, ENS Lyon, 31 January 2018, Lyon, France.
On the graph limit approach to eigenvectors of random graphs.

YEP XIV on Networks: Probability, Combinatorics and Algorithms, Eurandom, 7 September 2017, Eindhoven, The Netherlands.
On the graph limit approach to eigenvectors of random regular graphs.

Graph limits, groups and stochastic processes summer school, Rényi Institute, 28-1 September, Budapest, Hungary.
On the almost eigenvectors of random regular graphs.

XXXIV. International Seminar on Stability Problems for Stochastic Models, University of Debrecen, 25 August 2017, Debrecen, Hungary.
On the limit of dense preferential attachment random graphs.

Algebra, Combinatorics, Measure Seminar, Lancaster University, 12 June 2017, Lancaster, United Kingdom.
On the eigenvectors of random regular graphs
With many thanks to Gábor Elek and Łukasz Grabowski.

Zamecek workshop on Analytic combinatorics, 30 March 2017, Hlohovec, Czech Republic.
On the graph limit approach to eigenvectors of random regular graphs.

Combinatorics Seminar, University of Warwick, 18 November 2016, Coventry, United Kingdom.
On the graph limit approach to eigenvectors of random regular graphs
With many thanks to Oleg Pikhurko.

Sztochasztika szeminárium, Bolyai Intézet, Szegedi Tudományegyetem, 2016. november 2., Szeged.
Gráflimeszek és véletlen reguláris gráfok sajátvektorai

Stochastics seminar, Technical University of Budapest, 8 September 2016, Budapest.
On the graph limit approach to eigenvectors of random regular graphs

Institute of Computer Science of the Czech Academy of Sciences, 27 June 2016, Prague, Czech Republic.
On the graph limit approach to eigenvectors of random regular graphs.
With many thanks to Diana Piguet and Jan Hladky.

Measured group theory, 18 February 2016, Erwin Schrödinger Institute, Vienna, Austria.
On the eigenvectors of random regular graphs and invariant random processes on the infinite tree.

Spectrum of random graphs, 7 January 2016, CIRM, Luminy, France.
Spectral measures of factor of i.i.d. processes on regular trees. [video]
Special thanks go to the previous speaker (DP) and the next one (EP), without whom this wouldn't have been a spectacular and never-forget talk.

Toronto Probability Seminar, 20 November 2015, Fields Institute, Toronto, Canada.
Spectral measures of factor of i.i.d. processes on vertex-transitive graphs.
With many thanks to Bálint Virág for the invitation for a short visit at University of Toronto (15-23 Nov 2015.)

Groups, graphs and stochastic processes, 25 June 2015, BIRS, Banff, Canada.
Spectral measures of invariant random processes on regular trees. [video]

Zamecek Workshop on Homomorphisms and Graph Limits III., 26 March, 2015, Hlohovec, Czech Republic.
Factor of i.i.d. processes: correlation and entropy.

Graph limits, groups and stochastic processes workshop, 2 July 2014, Budapest.
Local-global convergence of random d-regular graphs and its applications

CEU PhD seminar, 27 November 2013, Budapest.
Correlation decay in randomized local algorithms on regular graphs

Fiatal kutatói szeminárium, 28 October 2013, MTA Rényi Alfréd Institute of Mathematics, Budapest.
Ramanujan graphings and randomized local algorithms

29th European Meeting of Statisticians, 24 July 2013, Budapest, Hungary.
The asymptotic degree distribution of a random graph model with duplications

Arbeitsgemeinschaft: Limits of structures, 3 April 2013, Oberwolfach, Germany.
Factor of i.i.d. processes

Nagy hálózatok szeminárium, 2012. szeptember 26.
Martingálelméleti módszerek alkalmazása véletlen gráfokra

Internet matematikája szeminárium, BME TTK, 2012. május 24.
Egy háromszögekből épített véletlengráf-modell

Mini symposium on perspective research directions in complex stochastic structures, 19 March, 2012.
A random graph model based on interactions of three vertices.

9th Joint Conference on Mathematics and Computer Science, 11 February, 2012, Siófok, Hungary.
A random graph model based on 3-interactions.

Zamecek Workshop on Homomorphisms and Graph Limits II., 26 January, 2012, Hlohovec, Czech Republic.
Local degree distributions in scale free random graphs.

16th Young Statisticians Meeting, 15 October, 2011, Rijeka, Croatia.
Renewal-like equations in a random model of publication activity.

Nagy hálózatok szeminárium, 2011. szeptember 28.
Lokális fokszámeloszlás véletlen skálafüggetlen gráfokban.

Conference on stochastic models and their applications, 22 August, 2011, Debrecen, Hungary.
Limit distribution of degrees in random family trees.

Young European Probabilists VIII, March 18, 2011, Eindhoven, The Netherlands.
A random model of publication activity.

BME Sztochasztika Szeminárium, 2011. március 10.
Martingálelméleti módszerek alkalmazása véletlen struktúrákban.


MDS Pre-Doc-Course, October 15, 2010, Berlin, Germany.
Another discrete structure with preferential attachment.

Prague Stochastics 2010, August 30-September 3, 2010, Prague, Czech Republic.
A random model of publication activity

CSM, June 29-July 2, 2010, Szeged, Hungary.
Local degree distribution in scale-free random graph models.

IRTG/Pro* Doc Berlin-Zurich "Stochastic models of complex processes"\ Summer School, August 31-September 4, 2009, Chorin, Germany.
Local degree distribution in scale-free random graphs.

16th European Young Statisticians Meeting, August 24-28, 2009, Bucharest, Romania.
Local degree distribution in scale-free random graphs.


Tevékenységek - Events

[Member of the programme committee] Eurocomb 2023, 28 August - 1 September, Prague, Czech Republic.

[Member of the local organizing committee] Rényi 100, 20-23 June 2022, Budapest.

[Local organizer, with András Zempléni]:
ENBIS-19, 2-4 September, 2019, ELTE Eötvös Loránd University, Budapest.

[Organizer, with Miklós Abért, László Lovász, Balázs Szegedy, and Bálint Virág]:
Graph limits, groups and stochastic processes summer school and workshop, 23 June - 2 July, 2014, Rényi Institute, Budapest.


Konferenciák - Conferences

Informs Applied Probability Society Conference (organizer of the session "Random graphs and matrices"), 28-30 June, 2023, Nancy, France.

International Workshop on Graph Limits, ENS Lyon, 29 January - 2 February, 2018, Lyon, France.

YEP XIV on Networks: Probability, Combinatorics and Algorithms, TU Eindhoven, 4-8 September 2017, Eindhoven, The Netherlands.
XXXIV. International Seminar on Stability Problems for Stochastic Models, University of Debrecen, 25-29 August 2017, Debrecen, Hungary.
Analytic combinatorics workshop, 27-31 March 2017, Zamecek, Hlohovec, Czech Republic.

Measured group theory, 15-19 February 2016, Erwin Schrödinger Institute, Vienna, Austria.

Spectrum of random graphs, 4-8 January 2016, CIRM, Luminy, France.

Groups, graphs and stochastic processes, 22-26 June, 2015, BIRS, Banff, Canada.

Zamecek Workshop on Homomorphisms and Graph Limits III., 23-27 March, 2015, Hlohovec, Czech Republic.

Graph limits, groups and stochastic processes summer school and workshop, 23 June - 2 July, 2014, Rényi Institute, Budapest.
[Organizer, with Miklós Abért, László Lovász, Balázs Szegedy, and Bálint Virág.]

Combinatorics and statistical mechanics, 7-11 April 2014, University of Warwick, Coventry, England.

Asymptotic properties of infinite groups, 24-28 March 2014, Paris, France.

Probability and Graphs, 6-10 January 2014, Eurandom, Eindhoven, the Netherlands.

Arbeitsgemeinschaft: Sofic Entropy, 7-11 October 2013, Oberwolfach, Germany.

29th European Meeting of Statisticians, 20-25 July 2013, Budapest, Hungary.
[Member of the local organizing committee.]

Erdős Centennial, 1-5 July 2013, Hungarian Academy of Sciences, Budapest, Hungary.

Random walks, 24-28 June 2013, Rényi Institute, Budapest, Hungary.

Arbeitsgemeinschaft: Limits of structures, 1-5 April 2013, Oberwolfach, Germany.