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 …
100 events found.
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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 …
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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
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2020 international FRANCQUI Chair – Stochastic processes
E25Guest lecturer: Pr. Duccio Fanelli
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2020 international FRANCQUI Chair – Master equation
E25Guest lecturer: Pr. Duccio Fanelli
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William Polycarpe (IMCCE, France)
E25Title: Iapetus, the key to the whole system ? Abstract : Iapetus possesses all the attributes and characteristics of the whole system …
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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 …
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2020 international FRANCQUI Chair – Impact of the noise
E25Guest lecturer: Pr. Duccio Fanelli
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2020 international FRANCQUI Chair – Spatially extended systems
E25Guest lecturer: Pr. Duccio Fanelli
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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 …
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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 …
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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, …
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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 …
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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 …
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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 …
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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 …
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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. …
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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, …
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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 …
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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 …
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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. …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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Journée des Instituts (UNamur)
Information and registration: https://www.unamur.be/recherche/services-adre/journee-des-instituts
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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 …
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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. …
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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 …
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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 …
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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, …
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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, …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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, …
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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 …
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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 …
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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 …
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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: …
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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 …
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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 …
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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 …
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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 …
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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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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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, …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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 …
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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). …
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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 …
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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 …
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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 …
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Michaël Fanuel (Université de Lille)
Title : Sparsification of the magnetic Laplacian with statistical guarantees Abstract : Laplacian matrices are discrete analogues of Laplacian differential operators, …
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Jean-Charles Delvenne (UCLouvain)
Title : Markov chains, transport theory and statistical physics Abstract : We look at the following motivating problem: how to move an …
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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 …
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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 …
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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 …
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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 …
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Corbinian Schlösser (INRIA Paris)
Title : Identifying low dimensional systems from high dimensional observations Abstract : Motivated by the increasing availability of motion data through multiple …
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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 …
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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, …
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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 …
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Keisuke Taga (Waseda University)
Title : Nonlinear pattern formation of tape peeling Abstract : When we look closely at the peel front of the adhesives, we …
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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 …
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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 …
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Serge Gratton (Toulouse INP)
Title : Adaptive regularization algorithms for Objective-Function-Free Optimization Abstract : This work is about the fastest known optimization method in terms of …
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Maxime Lucas (UNamur/UCLouvain)
Title : Of higher-order interactions, whales, and fungi Abstract : The strength of dynamical systems and network models lies in their ability …
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Hidemasa Ishii (University of Tokyo)
Title : Employing dynamical modeling to understand complex phenomena: from interacting bistable systems to football ball possession Abstract : I have been …