NAXYS Seminar

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  • Malbor Asllani (FNRS & NaXys)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Desynchronization of the Kuramoto oscillators. A neurostimulation method for controlling epilepsy seizures   Abstract: Many coordination phenomena are based on a synchronization …

  • Tarik Roukny (UGent)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Compressing Over-the-counter Markets   Abstract: In this talk, we show both theoretically and empirically that the size of over-the-counter (OTC) markets can be …

  • William Polycarpe (Paris Observatory)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Is Titan responsible for Iapetus' orbit ?   Abstract: Latest astrometrical results on Saturnian moons show evidence for high migration rates (Lainey …

  • Francesco Piazza (University of Orléans)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Diffusion of small ligands in complex confining and reactive landscapes: the geometry of chemoreception. Abstract: The rate constant that describes the diffusive …

  • Jan Baert (UGent)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Environmental dependency of biodiversity effects on ecosystem functioning Abstract: Expanding human activities are increasingly interfering with Earth’s biogeochemical cycles. This has led …

  • Nikos Kouvaris ( University Pompeu Fabra)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Pattern formation in bistable networks: Theory and applications to chemical reactions   Abstract: Self-organization processes in complex networks is an interdisciplinary research …

  • Stefano Berti (University of Lille)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Reaction-transport systems in heterogeneous environments and population dynamics Abstract: Understanding the conditions ensuring the persistence of a population or determining the efficiency …

  • Arnaud Dufays (University of Laval)

    Seminar room Rempart de la Vierge 8, Namur

    Title : A new approach to volatility modeling: the High-Dimensional Markov model Abstract : A new model -- the high-dimensional Markov (HDM) …

  • Matteo Polettini (University of Luxembourg)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Effective thermodynamics according to a marginal observer Abstract: The celebrated Fluctuation Theorem, quantifying the extent of breakage of time reversibility in nonequilibrium …

  • Pierre-Antoine Absil (UCL)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Averaging diffusion tensors   Abstract: This talk concerns the problem of averaging a collection of symmetric positive-definite (SPD) matrices. Generally speaking, averaging …

  • Jérôme Kunegis (NaXys)

    Seminar room Rempart de la Vierge 8, Namur

    Title: The New KONECT Project at the University of Namur Abstract: In this talk I give an overview of the KONECT project, …

  • Marco Sansottera (University of Milan)

    Seminar room Rempart de la Vierge 8, Namur

    Title: Quasi-convexity of the Hamiltonian for non Harmonic or non Keplerian central potentials. Abstract: We consider the planar central motion with a real …

  • Alex Matzkin (CNRS/Université de Cergy-Pontoise)

    CH12

    Title: Can the properties of a quantum system vanish? Abstract: The Weak Measurements approach is a framework based on implementing non-destructive, non-perturbing measurements on a quantum …

  • Duccio Fanelli (University of Florence, Italy)

    E25

    Title: Noise-driven neuromorphic tuned amplifier Abstract: Living systems execute an extraordinary plethora of complex functions, that result from the intertwined interactions among …

  • Olivier Deparis (UNamur)

    E22

    Title: Alternative expression of the Bloch wave group velocity using the Sturm-Liouville formalism applied to electromagnetic wave propagation in periodic dielectric media

  • Yérali Gandica (UNamur)

    E25

    Title: Language as a signature of collective identity: Wikipedia editing across twelve languages

  • Marco Sansottera (University of Milan)

    E25

    Title: On the continuation of degenerate periodic orbits via normal form: full dimensional resonant tori Abstract: We reconsider the classical problem of …

  • Henri Vanhomwegen (UNamur)

    E25

    Title: Mutual funds styles distinctiveness and financial performance insights from Europe Asbtract: Do mutual funds following a same style adopt similar investment …

  • Sébastien Clesse (UCL – UNamur)

    E22

    Title: Is Dark Matter made of Primordial Black Holes? Abstract: The detection of gravitational waves by Advanced-LIGO/VIRGO has opened a wide new …

  • Anthony Hendrickx

    E25

    Title: Algorithme génétique et Rotifères Bdelloïdes: les mathématiques au service de la biologie Résumé: Existant depuis 1962, les algorithmes génétiques se sont …

  • Justin Buhendwa Nyenyezi (UNamur)

    Title: Polynomial preconditioners versus matrix-splitting preconditioners for linear systems arising in 3D medical image registration Abstract: Many methods exist to solve large …

  • Eve-Aline Dubois (UNamur)

    E25

    Titre: The early times of stationary cosmologies Abstract: The Steady-state model of Bondi and Gold, on the one hand, and Hoyle's model …

  • François Lamoline (UNamur)

    E25

    Title: Well-Posedness of Boundary Controlled and Observed Stochastic Port-Hamiltonian systems Abstract: On finite-dimensional spaces, the well-posedness is not a concern and is …

  • Alexandre Bovet (UNamur – UCL)

    E25

    Title: Opinion dynamics and fake versus traditional news influence in Twitter Abstract: We investigate the opinion of Twitter users during the 2016 …

  • Alexey Medvedev (UNamur)

    E25

    Title:   Modelling structure and predicting dynamics of discussion threads in online boards using Hawkes processesAbstract:  Online social platforms provide a fruitful source …

  • Jean Teyssandier (Cornell University, USA)

    E25

    Title: Orbital evolution during planet-⁠disc interactions Abstract: The origin and wide distribution of eccentricities and inclinations in planetary systems remains to be …

  • Julien Petit (Ecole Royale Militaire – UNamur)

    E22

    Title : Peculiarities of reaction and diffusion on temporal networks Abstract: A common assumption in the ever-increasing literature on network-defined dynamical systems …

  • Aivar Sootla (University of Oxford)

    E25

    Title: Applications of Monotone Systems Theory to Synthetic Biology Abstract: In this talk, we will discuss some mathematical problems arising in the …

  • Nikos Kouvaris (UNamur)

    E25

    Title: Feedback induced stationary and oscillatory patterns in complex bistable networks Abstract: In this talk we will present theoretical and experimental findings on …

  • Pietro Coletti (University of Hasselt)

    E25

    Title: Regular school closure & influenza epidemics: a data-driven spatial transmission model for Belgium Abstract: School closure is often considered as an …

  • Ludovic Renson (University of Bristol, UK)

    E25

    Title: Exploring the dynamics of nonlinear experiments using control-based continuation Abstract: With the constant drive for better performance and efficiency, technological boundaries …

  • Takaaki Aoki (Kagawa University, Japan)

    E25

    Title: Cities and roads as pattern formation of their co-evolving dynamics on real-world landscape Abstract: Cities and their inter-connected transport networks form …

  • Eleonora Andreotti (Università di Torino, Italy)

    E25

    Title: Statistical properties of non linear random walks on networks Abstract: Random walks simulate various interacting entities (the nodes) which exchange ’particles’ …

  • Alexandre Mayer (UNamur)

    E25

    Title: An evolutionary computing approach to optical engineering Abstract: We present a genetic algorithm that we developed in order to address computationally …

  • Elio Tuci (UNamur)

    E25

    Title: Three recent research works in swarm robotics Abstract: In this talk, I briefly illustrate objectives and achievements of three experiments that …

  • Alexis Coyette (UNamur)

    E25

    Title: Modeling the rotation of Titan Abstract: Observation of the rotation of synchronously rotating satellites can help to probe their interior. We …

  • Germain Van Bever (UNamur)

    E25

    Title: Symmetric Component Analysis and Functional Independent Component Analysis Abstract: With the increase in measurement precision, functional data is becoming common practice. …

  • Thomas Parmentier (UGhent)

    E25

    Title: Ants and their associates as a model system to test host-symbiont network dynamics Abstract: An extremely large number of organisms engage …

  • Fabian Bastin (Université de Montréal)

    E25

    Title: Staffing optimization in call centers Abstract: Call centers are prominent in modern life, and labor intensive. We aim to determine the …

  • Martin Gueuning (UNamur)

    E25

    Title: Information Diffusion on Twitter: exploiting the timings of Retweets Abstract: Online social networks such as Twitter have emerged as influential platforms …

  • Ines Wilms (Maastricht University, Netherlands)

    E25

    Title: Multi-class Vector AutoRegressive Models for Multi-Market Commodity Data Abstract: Vector AutoRegressive (VAR) models form a special case of multivariate regression models …

  • Anna Kiriliouk (UNamur)

    E25

    Title: Climate event attribution using multivariate peaks-over-thresholds modelling Abstract: Quantifying the human influence on climate change and identifying potential causes is a …

  • Oscar Godoy (University of Cádiz, Spain)

    E25

    Title: Functional and multitrophic mechanisms of species coexistence Abstract: Ecologists have been investigating for decades the mechanisms that maintain the diversity of …

  • Joni Virta (Aalto University, Helsinki, Finland)

    E25

    Title: Statistical properties of second-order tensor decompositions Authors: Joni Virta, Christoph Kösner, Niko Lietzén, Klaus Nordhausen Abstract: Two classical tensor decompositions are …

  • Pauline Thémans (UNamur)

    E25

    Title: Pharmacokinetic modeling and strategies for drug dosing recommendation: application to meropenem Abstract: Pharmacokinetics (PK) studies the link between the dose and …

  • Hamza Bennani (University Paris Nanterre)

    E25

    Titre: Does a Sentiment Shock Help to Predict Monetary Policy: Evidence from the ECB Abstract: This paper aims to assess whether sentiment …

  • Anthony Hastir (UNamur)

    E25

    Title: On stability and control of nonlinear infinite-dimensional systems Abstract: We consider nonlinear dynamical systems whose state evolves in an infinite-dimensional space, …

  • Riccardo Muolo (UNamur)

    E25

    Title: Effects of Non-normality on Turing Instability Abstract: Turing mechanism describes the emergence of spatial patterns in a reaction-diffusion system of two …

  • Elias Fernández (VUB)

    E25

    Title: Uncertain times promote polarisation and reciprocation in a public goods game with risky commons Abstract: Anthropogenic climate change, public health measures …

  • Yoshihiko Susuki (Osaka Prefecture University)

    E25

    Title: Koopman resolvent and Laplace-domain analysis of nonlinear autonomous dynamical systems Abstract: The motivation of the research is to establish a Laplace-domain …

  • William Polycarpe (IMCCE, France)

    E25

    Title: Iapetus, the key to the whole system ? Abstract : Iapetus possesses all the attributes and characteristics of the whole system …

  • Giovanni Reina (University of Sheffield, UK)

    E25

    Title: Collective Decision Making: From Bees to Robots via Multiscale Modelling Abstract: I will give an overview of my studies on collective …

  • Jérôme Daquin (UNamur)

    E22

    Title: Aspects of the secular dynamics of terrestrial orbits Abstract: The threat raised by space debris has vivified long-term studies of terrestrial …

  • Jean Teyssandier (Université de Namur)

    Title: An overview of astrophysical disc dynamics Astrophysical discs appear at all scales in the Universe, from rings around planets to galactic discs. …

  • Maxime Lucas (Aix-Marseille University, France)

    Title: The cell cycle as a temporal network of protein interactions Biological systems often operate over multiple timescales and their temporal organisation is …

  • Valentin Delchevalerie (Université de Namur)

    Title: Accelerating t-SNE using the Particle-Mesh Algorithm from Physics t-Distributed Stochastic Neighbor Embedding (t-SNE) is a well-known dimensionality reduction technique used for the …

  • Luca Gamberi (King’s College London, UK)

    Title: Maximal modularity and the optimal size of parliaments: how big should your parliament be? An important question in representative democracies is how …

  • Nicolas Herman (Université de Namur)

    Title : Detecting High-Frequency Gravitational Waves with Resonant Electromagnetic Detectors    In this talk the possibility to detect gravitational waves (GW) from planetary-mass primordial …

  • Camille Carpentier (Université de Namur)

    Title: Using degree distribution of ecological networks to predict their responses to random and targeted species removals Facing the current biodiversity crisis, …

  • Jeong Min Jeon (KU Leuven & Université de Namur)

    Title: Deconvolution estimation on hypersphere This paper considers nonparametric estimation with contaminated data observed on the unit hypersphere $S^d$. For such data, …

  • Frederik De Laender (Université de Namur)

    The seminar will take place in person, Room S08, Faculty of Sciences Title: Predicting the impact of environmental change on coexistence I introduce …

  • Candy Sonveaux (Université de Namur)

    Title:  "Vaccination strategy design by a state-feedback control for an Age-Dependent epidemiologic model" An age-dependent SIR epidemic model is studied with an …

  • Marvyn Gulina (Université de Namur)

    Title: Spectral identification of networks with generalized diffusive coupling Spectral network identification aims at inferring the eigenvalues of the Laplacian matrix of …

  • Matteo Romano (Université de Namur)

    Title: Studying the topology of the space population using networks Abstract: With more than 23.000 tracked objects orbiting Earth, satellite operators find …

  • Ahmed Almansoori (Université de Namur)

    Title: On the evolution of mechanisms for collective decision making in a swarm of robots Abstract - A swarm of robots can collectively …

  • Corbinian Schlosser (LAAS-CNRS, Toulouse, France)

    Title: Koopman and Perron-Frobenius operators on reproducing kernel Hilbert spaces Abstract: Koopman operators and reproducing kernel Hilbert spaces (RKHS) share a common …

  • Pascal Jerono (University of Namur)

    Title: Observer and control design for cell population models of yeast fermentation processes Abstract: In bioreactors, the lack of available online process …

  • Jeongjin Lee (University of Namur)

    Title: Partial Tail Correlation for Extremes Abstract: We develop a method for investigating conditional extremal relationships between variables. We consider an inner …

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