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, …
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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 …
naXys Research Day 2019
Salle Lucien Wargnies 41B rue du Belvédère, 5000 Namur (Salzinnes), BelgiumAnnual naXys Research Day 2019 Who are we? What are our specificities? October 24th 2019 Salle Lucien Wargnies, 41B rue du Belvédère, …
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 …
INAUGURAL FRANCQUI CHAIR LECTURE. Complex systems: physics beyond physics
E13 8 Rempart de la Vierge, Namur, BelgiumGuest lecturer: Pr. Duccio Fanelli Macroscopic order from microscopic disorder: from endogenous noise to topology driven instability More info: https://www.unamur.be/sciences/mathematique/chairfrancqui2020
2020 international FRANCQUI Chair – Stochastic processes
E25Guest lecturer: Pr. Duccio Fanelli
2020 international FRANCQUI Chair – Master equation
E25Guest lecturer: Pr. Duccio Fanelli
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 …
2020 international FRANCQUI Chair – Impact of the noise
E25Guest lecturer: Pr. Duccio Fanelli
2020 international FRANCQUI Chair – Spatially extended systems
E25Guest lecturer: Pr. Duccio Fanelli
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 …
Delivering your presentation remotely by Principiae
Online EventAbstract: When circumstances oblige you to deliver your presentation remotely from your office, your home, or even a hotel room, you face …
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, …
International Day of Women and Girls in Science at UNamur
Join to the online scientific & outreach conferences held at UNamur in the framework of the International Day of Women and Girls …
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 …
Horizon Europe by ADRE (event in French)
Le nouveau programme-cadre de l'Union européenne pour la recherche et l'innovation "Horizon Europe" a été lancé depuis janvier 2021. Il représente un budget de …
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 …
Journée des Instituts (UNamur)
Information and registration: https://www.unamur.be/recherche/services-adre/journee-des-instituts
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 …
Introduction to Git
Lecture open to all naXys researchers Teacher: Juan Cabrera Program: Why use git. Basic use of git and gitlab. Some good practices. …
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 …
BeNet21 – Belgian Network Research Meeting
The 10th edition of the Belgian Network Research Meeting (BENet) will be organised by the naXys Institute at the University of …
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, …
FNRS Doctoral School – Introduction to dynamical systems on complex networks
Doctoral School FNRS - Nonlinear phenomena, complex systems and statistical mechanics Time: 1-2-3 February 2022 - 9h30-12h45 Location: Université de Namur, Faculty …
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 …
Women and Girls in Science @ UNamur
11 February 2022 | 2nd edition The UNamur is organizing the 2nd edition of the Women and Girls in Science day, in …
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 …
naXys Research Day
CH01 (Rue Grafé 2, 5000 Namur) Program MORNING SESSION (9.30-12.30) Registration 9.40-9.55: Welcome 9.55-10.40: Flash talks (Part I) 10.40-11.10: Coffee break 11.10-11.30: …
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 …
FNRS – EDT Stat – PhD School Nonparametric classification and machine learning – introduction, comparison and applications
Lecturers: Professor Christophe Ley (University of Luxembourg) and Professor Germain Van Bever (University of Namur) In this short course, we shall make …
Women and Girls in Science Workshop
The event will take place in the Auditorium Rosalind Franklin (S01) of the Faculty of Sciences More information on the event, including …
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, …
Francqui Chair 2022-2023
On topology and higher-order dynamics of networks and simplicial complexes Guest lecturer: Prof. Ginestra Bianconi, Queen Mary University London and the Alan …
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 …
Women and Girls in Science
The International Day of Women and Girls in Science takes place every 11th of February, following the declaration by the General Assembly …
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 …
Williams Dhelonga (UNamur)
Title : Exploring Weak measurements within the Einstein-Dirac Cosmological framework. Abstract : Our study applies the Two-State Formalism alongside weak measurements within …
Corbinian Schlösser (INRIA Paris)
Title : Identifying low dimensional systems from high dimensional observations Abstract : Motivated by the increasing availability of motion data through multiple …
naXys Research Day
The naXys Research Day takes place at La Bergerie de Lives (100 rue de Mosanville, 5000 Namur). Schedule 13.00-13.30 Welcome and words …
Mathematics for Industry 2024
Study week Mathematics for Industry 2024 From 9 to 13 September 2024, the Belgian network BE-MATHS-IN on applied mathematics for industry and innovation, …
WIVACE Workshop 2024
XVIII International Workshop on Artificial Life and Evolutionary Computation Namur, Belgium, 11-13 September 2024 The International Workshop on Artificial Life and Evolutionary …
Keisuke Taga (Waseda University)
Title : Nonlinear pattern formation of tape peeling Abstract : When we look closely at the peel front of the adhesives, we …
Riccardo Muolo (Tokyo Institute of Technology)
Title : A general theory of phase reduction for systems with higher-order interactions Abstract: Synchronization is a ubiquitous emergent phenomenon in which …
Christian Bick (VU Amsterdam)
Title : Higher-order Interaction Networks: Phase Reduction, Synchronization, and Global Dynamics Abstract : Synchronization is a fascinating effect of the interaction between …