Alexey Medvedev (UNamur)
E25Title: Modelling structure and predicting dynamics of discussion threads in online boards using Hawkes processesAbstract: Online social platforms provide a fruitful source …
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NAXYS Seminar
Jean Teyssandier (Cornell University, USA)
E25Title: 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)
E22Title : 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)
E25Title: Applications of Monotone Systems Theory to Synthetic Biology Abstract: In this talk, we will discuss some mathematical problems arising in the …
Nikos Kouvaris (UNamur)
E25Title: 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)
E25Title: 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)
E25Title: 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)
E25Title: 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)
E25Title: Statistical properties of non linear random walks on networks Abstract: Random walks simulate various interacting entities (the nodes) which exchange ’particles’ …
Alexandre Mayer (UNamur)
E25Title: An evolutionary computing approach to optical engineering Abstract: We present a genetic algorithm that we developed in order to address computationally …
Elio Tuci (UNamur)
E25Title: Three recent research works in swarm robotics Abstract: In this talk, I briefly illustrate objectives and achievements of three experiments that …
Alexis Coyette (UNamur)
E25Title: 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)
E25Title: Symmetric Component Analysis and Functional Independent Component Analysis Abstract: With the increase in measurement precision, functional data is becoming common practice. …
Thomas Parmentier (UGhent)
E25Title: 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)
E25Title: Staffing optimization in call centers Abstract: Call centers are prominent in modern life, and labor intensive. We aim to determine the …
Justin Delloye (Luxembourg Institute of Socio-Economic Research LISER)
E25Title: A New Approach to Complexity in Economic Geography Abstract: The design of efficient regional policies calls for a reliable understanding of …
Martin Gueuning (UNamur)
E25Title: 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)
E25Title: 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)
E25Title: Climate event attribution using multivariate peaks-over-thresholds modelling Abstract: Quantifying the human influence on climate change and identifying potential causes is a …
Making the most of your presentation by Principiae
E13 8 Rempart de la Vierge, Namur, BelgiumAbstract: Strong presentation skills are a key to success for researchers, yet many speakers are at a loss to tackle the task. …
Gyuri Barabas (University of Linköping, Sweden)
E25Title: The evolution of trait variance creates a tension between species and functional diversity Abstract: It seems intuitively obvious that species diversity …
Liubov Tupikina (CRI, Paris Descartes, France & MIPT, Moscow, Russia)
E25Title: Heterogeneous spreading in network models Abstract: I will present some of our recent results on the random walks on networks with …
Emmanuel Flachaire (Aix-Marseille University, France)
E25Title: Pareto Models for Top Incomes Authors: Arthur Charpentier (UQAM) and Emmanuel Flachaire (Aix-Marseille University) Abstract: Top incomes are often related to …
Oscar Godoy (University of Cádiz, Spain)
E25Title: 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)
E25Title: Statistical properties of second-order tensor decompositions Authors: Joni Virta, Christoph Kösner, Niko Lietzén, Klaus Nordhausen Abstract: Two classical tensor decompositions are …
Nathanaël Kasoro Mulenda (University of Kinshasa, DRC)
E25Title: PercoMCV: A hybrid approach of community detection in social networks Abstract: Knowledge extraction in social networks is a needful tool as …
Debmalya Das (Harish-Chandra Research Institute, Allahabad, India)
E25Title: The Quantum Chesire Cat: some new aspects and possibilities Abstract: Quantum Chesire Cat is a counterintuitive phenomenon that provides a new window …
Maxime Lucas (Lancaster University, UK & University of Florence, Italy)
E25Title: Network synchronisation with time-varying parameters Abstract: Many systems in nature, especially living systems, can be modelled as a collection of interacting …
Pauline Thémans (UNamur)
E25Title: 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)
E25Titre: Does a Sentiment Shock Help to Predict Monetary Policy: Evidence from the ECB Abstract: This paper aims to assess whether sentiment …
Anthony Hastir (UNamur)
E25Title: 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)
E25Title: 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)
E25Title: 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)
E25Title: 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)
E25Title: 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)
E25Title: Collective Decision Making: From Bees to Robots via Multiscale Modelling Abstract: I will give an overview of my studies on collective …
Jérôme Daquin (UNamur)
E22Title: Aspects of the secular dynamics of terrestrial orbits Abstract: The threat raised by space debris has vivified long-term studies of terrestrial …
Justin Buhendwa Nyenyezi (ISP-Bukavu, DRC) – POSTPONED
E25Title: A Low-rank tensor based preconditioner for accelerating deformable 3D medical image registration Abstract: Modeled as a variational problem, the deformable 3D …
Keven Bluteau (UGhent & HEC Montréal) – POSTPONED
E25Title: The Concern in Climate Change News: A Driver of Flight-to-Green Investment Episodes? Abstract: Climate change can have a negative economic, social, …
Joseph O’Brien (MACSI, University of Limerick, Ireland)
Online EventTitle: Branching Processes and their Application to Popularity Dynamics Abstract: Arising from a desire to understand the likelihood of a family name …
Benedetta Franceschiello (University of Lausanne, Switzerland)
Online EventTitle: MIME – Magnetic resonance Imaging of the Moving Eye Abstract: Vision is arguably the most important of our senses and it …
Greta Malaspina (University of Novi Sad, Serbia)
Title: A modified Levenberg-Maquardt method for large scale network adjustment We present a numerical optimization approach for the solution of large scale Network …
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. …
Rodrigo Martínez (University of the Balearic Islands, Spain)
Title: Dynamical Phase Transitions in Quantum Reservoir Computing Closed quantum systems may exhibit different dynamical regimes, such as Many-Body Localization or thermalization, …
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 …
François Lamoline (University of Luxembourg, Luxembourg)
Title: Gene expression modelling from cell population snapshot data using optimal mass transport Modelling gene expression is a central problem in systems biology. …
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 …
Ana Paula Millán Vidal (Amsterdam UMC, Netherlands)
Title: Brain network models of epilepsy propagation and surgery Clinical network neuroscience aims to apply the knowledge and tools from network science to …
Carolina Charalambous (Université de Namur)
Title: Dynamical analysis of resonant multi-planet systems Throughout this seminar, I intend to cover some of the general problems observed in the …
Thomas Durt (Institut Fresnel, Ecole Centrale Marseille, France)
Title: Applications of the Heisenberg-Weyl group to quantum state tomography with focus on dimensions 2 (quits) and 3 (qutrits) Quantum state tomography aims …
Federico Andres Stasyszyn (IATE & OAC, National University of Córdoba, Argentina)
Title: Overview on Cosmic Magnetism Issues We summarize some open questions around cosmic magnetic fields, from the theoretical and observational point of view. The …
Lucien Hinderling (University of Bern, Switzerland)
Title: Live or die: Controlling the fate of cells in a tissue in real time using feedback-control microscopy Abstract: Think of cells …
Luca Gallo (University of Catania (Italy) & Université de Namur)
Title: Stability of synchronization in simplicial complexes Various systems in physics, biology, social sciences and engineering have been successfully modeled as networks …
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, …
Leah Keating (University of Limerick, Ireland)
Online Seminar - Join by using this link Title: "A Multi-Type Branching Process Method for Modelling Complex Contagion on Clustered Networks" Online …
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 …
Nicolas Franco (Université de Namur & Hasselt Universiteit)
Title: "Using social contact data to inform covid-19 epidemiological models and parameters" Concerning SARS-CoV-2 transmission as well as many other infectious diseases, …
Alessio Franci (Universidad Nacional Autónoma de México, México)
Title: DECISION FROM INDECISION IN MULTI-AGENT MULTI-OPTION DYNAMICS How does a group of agents break indecision about a set of options? Many …
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 …
Lluc Bono Rossello (Université Libre de Bruxelles)
Title: Modelling Music with Multilayer Networks In this talk I will introduce our Multilayer Network Model for musical pieces. The goal of …
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 …
Aaron Bryan Rosengren (University of California San Diego, USA)
Title: Space-Manifold Dynamics for Small Solar-System Bodies Abstract: Centaurs are a prominent group of small Solar-System bodies in highly dispersed orbits between …
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 …
Hiroya Nakao (Tokyo Institute of Technology, Japan)
Authors: Yuzuru Kato and Hiroya Nakao* Title: Turing instability in quantum activator–inhibitor systems Abstract: We show that Turing instability, a fundamental mechanism …
Manu Stalport (Geneva University, Switzerland)
Title: A calibration of chaos for the refinement of planetary systems Abstract: The observed diversity of planetary systems raises questions that challenge …
Philippe Toint (University of Namur)
Title: Recent topics in complexity for nonconvex optimization problems Abstract: The talk will review results on the evaluation complexity of algorithms for …
Christian Mugisho Zagabe (University of Namur)
Title: Lie-algebraic condition for uniform stability of switched nonlinear systems: Construction of a common Lyapunov function by the Koopman operator approach. Abstract: Switched systems consist …
Ariane Courtot (IMCCE, France)
Title: Chaos in the Geminid Meteoroid stream Abstract: Meteor showers originate from a parent body (an asteroid or a comet). This parent …
Johan SEGERS (UCLouvain)
Title: Graphical and uniform consistency of estimated optimal transport plans Abstract: A general theory is provided delivering convergence of maximal cyclically monotone …
Victor Pessanha (Mathematical Institute of the Federal University of Rio de Janeiro, Brazil)
Title: A quick introduction to knots and braids Abstract: In this talk I will do an overview on the theory of knots …
Stefanella Boatto (Department of Applied mathematics, Institute of Mathematics, Federal University of Rio de Janeiro, Brazil)
Title: A journey into the mathematical universe: Topological Data Analysis. A briefintroduction and some applications. Abstract: Data Science is a highly evolving …
Sylvério Pool Marquez (University of Namur)
Title: Impact of mixed-variable management by probability features in an Evolutionary Algorithm Abstract: The management of mixed variables, i.e., of different natures …
Ramachandran CHITTUR ANANTHARAMAN (University of Namur)
Title: Inverses of polynomials over finite fields - A Koopman operator based approach Abstract: Any map (linear or non-linear) from a finite …
Lorena Ballesteros Ferraz (University of Namur)
Title: Geometrical and non-normal properties of weak values Authors: Lorena Ballesteros Ferraz, Dominique Lambert, Timoteo Carletti, Riccardo Muolo,and Yves Caudano Abstract: Quantum …
Fabian Bastin (University of Montreal (Canada)) – Cinzia Cirillo (University of Maryland (USA))
Title: Large-scale transport model systems: from synthetic population generation to agent-based simulation Abstract: 1. Generation of synthetic populations exploiting dependency structure transfer …
Hilda A. CERDEIRA (Instituto de Física Teórica, UNESP, São Paulo, Brazil)
Title: Phase transition to Synchronization in a system of Swarmalators Abstract: Systems of oscillators called Swarmalators,whose phase and spatial dynamics are coupled, …
Philippe Naveau (Laboratoire des Sciences du Climat et de l’Environnement (LSCE) CNRS, France)
Title: Records Analysis in Climate Attribution Abstract: Numerical climate models are complex and combine a large number of physical processes. They are …
Daniele Avitabile (Vrije Universiteit Amsterdam, The Netherlands)
Title: Bump Attractors and Waves in Networks of Integrate-and-Fire Neurons Abstract: Bump attractors are localised patterns observed in in vivo experiments of neurobiological …
Ludovic Ducobu (Transilvania University of Brasov, Romania)
Title: Compact objects and scalar fields in theories of gravity with torsion, ep. 1 : modelisation Abstract: General Relativity offers an extremely …
Enoch Yeung (UC Santa Barbara (UCSB), USA)
Title: Data-Driven State Criticality and Observability with Koopman Operator Methods Abstract: I will present two major results to show the use of …
Stefanella Boatto (Federal University of Rio de Janeiro)
Title: Vortex and gravitational modeling : A long journey with a rich mathematical history Abstract: Vortex and gravitational dynamics have long fascinating …
Guillermo Garcia-Sanchez (Spanish National Research Council, Spain)
Title: From Chaos to Clarity: Revealing Oceanic Transport Pathways In Real-World Applications Through Dynamical Systems Abstract: Finding order in the apparent chaos …
Tamas Kovács (Institute of Physics, Eötvös University, Hungary)
Title: Stability of exoplanetary systems retrieved from scalar time series Abstract: In this talk I propose a novel method applied to extrasolar planetary …
André Füzfa (UNamur)
Title: Fundamentals of relativistic astrodynamics and rocketry Abstract: Astrodynamics traditionally denotes the study of controlled flight paths of human-made spacecraft (Kaplan, 1976). …
Johan Barthélemy (University of Wollongong, NVIDIA)
Title : Accelerating Simulations with NVIDIA Modulus Abstract : High-fidelity simulations in science and engineering are computationally expensive and time-prohibitive for quick …
Morine Delhelle (UCLouvain)
Title : Copula based dependent censoring in cure models with covariates Abstract : In survival data analysis, datasets with both a cure fraction (individuals …
Michaël Fanuel (Université de Lille)
Title : Sparsification of the magnetic Laplacian with statistical guarantees Abstract : Laplacian matrices are discrete analogues of Laplacian differential operators, …
Jean-Charles Delvenne (UCLouvain)
Title : Markov chains, transport theory and statistical physics Abstract : We look at the following motivating problem: how to move an …
Valentin Delchevalerie (UNamur)
Title : SO(2) and O(2) Equivariance in Image Recognition with Bessel-Convolutional Neural Networks Abstract : For many years, it has been shown …
Benoît Bonnet-Weill (CNRS)
Title : A Set-Valued Approach to Koopman Operators for Control Systems Abstract : In this talk, I will present a new approach …
Jean-François de Kemmeter (UNamur)
Title : Random walks on networks with limiting nodes carrying capacities Abstract : Over the last years, network science has emerged as …