Program - Videos and presentations

[Geo-Sci-Info]

Preliminary program - Accepted papers
Geometric Science of Information (Proceedings) - Third International Conference, GSI 2017, Paris, France, November 7-9, 2017, Proceedings. Editors: Nielsen, Frank, Barbaresco, Frédéric (Eds.)

OFFICIAL PROGRAM WEBPAGE

• Keynote Speakers:
  Barbara Tumpach. Riemannian metrics on shape spaces of curves and surfaces. VIDEO. Women in science. VIDEO VIDEO
  Jean-Michel Bismut. The hypoelliptic Laplacian. VIDEO
  Mark Girolami. Riemann Manifold Langevin and Hamiltonian Monte Carlo Methods. VIDEO
  Daniel Bennequin. Geometry and Vestibular Information. VIDEO
  Natacha Henry. "Gender Equality - Marie Curie 150th birthday : Women in Science”. VIDEO
  Maxime Ruszniewki. Feminist men, what for? VIDEO
  Nina Miolane. Women, diversity, science and Unconscious bias. VIDEO
  Opening session. VIDEO

• Session “Statistics on non-linear data” (X. Pennec/S. Sommer)
  63 Line Kühnel and Stefan Sommer. Stochastic Development Regression using Method of Moments. VIDEO
  49 Benjamin Eltzner and Stephan Huckemann. Bootstrapping Descriptors for Non-Euclidean Data. VIDEO
  62 Xavier Pennec. Sample-limited Lp Barycentric Subspace Analysis on Constant Curvature Spaces. VIDEO
  84 Maxime Louis, Alexandre Bône, Benjamin Charlier and Stanley Durrleman. Parallel transport in shape analysis : a scalable numerical scheme for Riemannian manifolds. VIDEO
  53 Georgios Arvanitidis, Lars Kai Hansen and Søren Hauberg. Maximum likelihood estimation of Riemannian metrics from Euclidean data. VIDEO

• Session “Shape Space” (S. Allasonnière/S. Durrleman/A. Trouvé)
  44 Alexander Schmeding, Elena Celledoni, Sølve Eidnes and Markus Eslitzbichler. Shape Analysis on Lie groups and homogeneous spaces. VIDEO
  79 Alice Le Brigant, Marc Arnaudon and Frederic Barbaresco. Optimal matching between curves in a manifold. VIDEO
  97 Boris Khesin, Gerard Misiolek and Klas Modin. Newton's Equation on Diffeomorphisms and Densities. VIDEO
  5 Kathrin Welker. Optimization in the Space of Smooth Shapes. VIDEO
  86 Pierre Roussillon and Joan Alexis Glaunès. Surface Matching Using Normal Cycles. VIDEO

• Session “Optimal Transport & Applications I” (Q. Merigot/J. Bigot/B. Maury)
  18 Elsa Cazelles, Jérémie Bigot and Nicolas Papadakis. Regularization of Barycenters in the Wasserstein Space. VIDEO
  22 Giovanni Conforti and Michele Pavon. Extremal curves in Wasserstein space. VIDEO
  57 Bruno Galerne, Arthur Leclaire and Julien Rabin. Semi-Discrete Optimal Transport in Patch Space for Enriching Gaussian Textures. VIDEO
  66 Yunan Yang and Bjorn Engquist. Analysis of Optimal Transport Related Misfit Functions in Seismic Imaging. VIDEO

• Session “Optimal Transport & Applications II” (J.F. Marcotorchino/A. Galichon)
  20 Ryo Karakida and Shun-Ichi Amari. Information Geometry of Wasserstein Divergence. VIDEO
  74 Damien Nogues. Anomaly detection in network traffic with a relationnal clustering criterion. VIDEO
  54 Martin Bauer, Sarang Joshi and Klas Modin. Diffeomorphic random sampling using optimal information transport. VIDEO
  80 Olivier Rioul. Optimal Transport to Rényi Entropies. VIDEO

• Session “Statistical Manifold & Hessian Information Geometry” (M. Boyom/A. Matsuzoe/ Hassan Shahid)
  83 Masayuki Henmi. Statistical Manifolds Admitting Torsion, Pre-contrast Functions and Estimating Functions. VIDEO
  46 Michel Nguiffo Boyom, Mohd Aquib, Mohammad Hasan Shahid and Mohammed Jamali. Generalized Wintegen type inequality for Lagrangian submanifolds in holomorphic Statistical space forms. VIDEO
  88 Ahmed Zeglaoui and Michel Nguiffo Boyom. The functor of Amari and Riemannian dynamics
  26 Hitoshi Furuhata. Sasakian statistical manifolds II. VIDEO
  90 Sergey Grigorian and Jun Zhang. (Para-)Holomorphic Connections for Information Geometry. VIDEO
  111 Hideyuki Ishi. Matrix realization of a homogeneous Hessian domain. VIDEO

• Session “Monotone Embedding in Information Geometry” (J. Zhang/ J. Naudts)
  91 Jun Zhang and Jan Naudts. Information Geometry Under Monotone Embedding. Part I: Divergence Functions. VIDEO
  68 Jan Naudts and Jun Zhang. Information Geometry Under Monotone Embedding. Part II: Geometry. VIDEO
  67 Hiroshi Matsuzoe, Antonio M. Scarfone and Tatsuaki Wada. A sequential structure of statistical manifolds on deformed exponential family. VIDEO
  42 Luiza Andrade, Rui Vigelis, Leidmar Vieira and Charles Cavalcante. Normalization and varphi-function: definition and consequences. VIDEO
  45 Luigi Montrucchio and Giovanni Pistone. Deformed exponential bundle: the linear growth case. VIDEO
  92 Atsumi Ohara. On affine immersions of the probability simplex and their conformal flattening. VIDEO

• Session “Information Structure in Neuroscience” (P. Baudot/D. Bennequin/S. Roy)
  110 Trang-Anh Nghiem, Olivier Marre, Alain Destxhe and Ulisse Ferrari. Pairwise Ising model analysis of human cortical neurons recordings. VIDEO
  17 Jeong Joon Park, Ronnel Boettcher, Andrew Zhao, Alex Mun, Kevin Yuh, Vibhor Kumar and Matilde Marcolli. Prevalence and recoverability of syntactic parameters in sparse distributed memories. VIDEO
  73 Majd Hawasly, Florian T. Pokorny and Subramanian Ramamoorthy. Multi-Scale Activity Estimation with Spatial Abstractions. VIDEO
  21 Guido Montufar and Johannes Rauh. Geometry of Policy Improvement. VIDEO
  29 Chenxi Li, Zelin Shi, Yunpeng Liu and Tianci Liu. Joint geometric and photometric visual tracking based on Lie group. VIDEO

• Session “Geometric Robotics & Tracking“ (S. Bonnabel/A. Barrau)
  102 Marion Pilte, Silvere Bonnabel and Frederic Barbaresco. Drone tracking with an IEKF and an innovative UKF. VIDEO
  65 Silvere Bonnabel and Jean-Jacques Slotine. Particle observers for contracting dynamical systems. VIDEO
  89 James Forbes and David Evan Zlotnik. Sigma Point Kalman Filtering on Matrix Lie Groups. VIDEO
  10 Ivan Polekhin. A topological view on forced oscillations and control of an inverted pendulum. VIDEO
  55 Pascal Morin, Alexandre Eudes and Glauco Scandaroli. Uniform observability of linear time-varying systems and application to robotics problems. VIDEO
  78 Ioannis Sarras and Philippe Martin. Global exponential attitude and gyro bias estimation from vector measurements. VIDEO

• Session “Geometric Mechanics & Robotics” (G. de Saxcé/J. Bensoam/ J. Lerbet)
  51 Jean Lerbet, Noel Challamel, François Nicot and Félix Darve. Geometric Degree of Non Conservativeness. VIDEO
  11 Abdelbacet Oueslati, An Danh Nguyen and Géry de Saxcé. A symplectic minimum variational principle for dissipative dynamical systems. VIDEO
  100 Eric Bergshoeff, Athanasios Chatzistavrakidis, Luca Romano and Jan Rosseel. Torsional Newton-Cartan Geometry. VIDEO
  98 Thomas Hélie and Fabrice Silva. Self-oscillations of a vocal apparatus: a port-Hamiltonian formulation. VIDEO
  23 Frédéric Hélein, Joël Bensoam and Pierre Carré. Differential Geometry applied to Acoustics. Non Linear Propagation in Reissner Beams : an integrable system? VIDEO
  99 Maurice de Gosson. Quantum Harmonic Analysis and the Positivity of Trace Class Operators; Applications to Quantum Mechanics. VIDEO

• Session “Geometrical Structures of Thermodynamics” (F. Gay-Balmaz/F. Barbaresco)
  95 François Gay-Balmaz and Hiroaki Yoshimura. A variational formulation for fluid dynamics with irreversible processes. VIDEO
  113 Hiroaki Yoshimura and François Gay-Balmaz. Dirac structures in nonequilibrium thermodynamics. VIDEO
  105 Bernhard Maschke and Arjan van der Schaft. About the definition of port variables for contact Hamiltonian systems. VIDEO
  61 Vitaly Mikheyev. Method of orbits of co-associated representation in thermodynamics of the lie noncompact groups. VIDEO
  38 Frederic Barbaresco. Poly-Symplectic Model of Higher Order Souriau Lie Groups Thermodynamics for Small Data Analytics. VIDEO
  112 Francesco Becattini. Thermodynamic equilibrium in relativity: Killing vectors and Lie derivatives. VIDEO

• Session “Probability on Riemannian Manifolds” (M. Arnaudon/A.-B. Cruzeiro)
  108 Yann Ollivier and Gaétan Marceau Caron. Natural Langevin Dynamics for Neural Networks. VIDEO
  71 Birgit H. Roensch and Wolfgang Stummer. 3D insights to some divergences for robust statistics and machine learning. VIDEO
  56 Jean-Claude Zambrini and Marc Arnaudon. A stochastic look at geodesics on the sphere. VIDEO
  109 Matthias Glock and Thomas Hotz. Constructing Universal, Non-Asymptotic Confidence Sets for Intrinsic Means on the Circle. VIDEO
  1 Marco Frasca. Noncommutative geometry and stochastic processes. VIDEO
  47 Florio Maria Ciaglia, Fabio Di Cosmo and Giuseppe Marmo. Hamilton-Jacobi theory and Information Geometry. VIDEO

• Session “Divergence Geometry” (M. Broniatowski/I. Csiszar)
  60 Emmanuelle Gautherat, Patrice Bertail and Hugo Harari-Kermadec. Empirical Phi star Divergence Minimizers for Hadamard Differentiable Functionals. VIDEO
  6 Minh Ha Quang. Log-Determinant Divergences Between Positive Definite Hilbert-Schmidt Operators. VIDEO
  85 Wolfgang Stummer and Anna-Lena Kißlinger. Some new flexibilizations of Bregman divergences and their asymptotics. VIDEO
  24 Zuzana Krajcovicova, Pedro Pablo Perez Velasco and Carlos Vazquez. Quantification of Model Risk: Data Uncertainty. VIDEO
  96 Eric Grivel and Léo Legrand. Process comparison combining signal power ratio and Jeffrey's divergence between unit-power signals. VIDEO

• Session “Non-parametric Information Geometry” (N. Ay/J. Armstrong)
  9 John Armstrong and Damiano Brigo. Ito Stochastic Differential Equations as 2-Jets. VIDEO
  15 Van Le, Juergen Jost and Lorenz Schwachhoefer. The Cramer-Rao inequality on singular statistical models. VIDEO
  27 Shinto Eguchi and Katsuhiro Omae. Information Geometry of Predictor Functions in a Regression Model. VIDEO
  41 Giovanni Pistone. Translations in the exponential Orlicz space with Gaussian weight. VIDEO
  58 Marina Santacroce, Paola Siri and Barbara Trivellato. On Mixture and Exponential Connection by Open Arcs. VIDEO

• Session “Optimization on Manifold” (P.A. Absil/R. Sepulchre)
  50 Benjamin Eltzner and Stephan Huckemann. Applying Backward Nested Subspace Inference. VIDEO
  75 Pierre-Yves Gousenbourger, Laurent Jacques and P.-A. Absil. Fast method to fit a C1 piecewise-Bézier function to manifold-valued data points: how suboptimal is the curve obtained on the sphere S2?. VIDEO
  76 Ronny Bergmann and Daniel Tenbrinck. Nonlocal Inpainting of Manifold-valued Data on Finite Weighted Graphs. VIDEO
  82 Cyrus Mostajeran and Rodolphe Sepulchre. Affine-invariant orders on the set of positive-definite matrices. VIDEO
  104 Geert Verdoolaege. Geodesic Least Squares Regression on the Gaussian Manifold: Baryonic Tully-Fisher Scaling in Disk Galaxies. VIDEO

• Session “Computational Information Geometry” (F. Nielsen/O. Schwander)
  2 Salem Said and Yannick Berthoumieu. Warped metrics for location-scale models. VIDEO
  12 Frank Nielsen and Richard Nock. Bregman divergences from comparative convexity. VIDEO
  32 Philippe Regnault, Valérie Girardin and Loïck Lhote. Weighted Closed Form Expressions Based on Escort Distributions for Rényi Entropy Rates of Markov Chains. VIDEO
  106 Remy Boyer and Frank Nielsen. On the Error Exponent of a Random Tensor with Orthonormal Factor Matrices. VIDEO
  33 Tomonari Sei. Coordinate-wise transformation and Stein-type densities. VIDEO

• Session “Probability Density Estimation” (S. Said/E. Chevallier)
  14 Paolo Zanini, Salem Said, Yannick Berthoumieu, Marco Congedo and Christian Jutten. Riemannian Online Algorithms for Estimating Mixture Model Parameters. VIDEO
  52 Florent Chatelain, Nicolas Le Bihan and Jonathan Manton. Density estimation for Compound Cox processes on hyperspheres. VIDEO
  69 Hatem Hajri, Salem Said and Yannick Berthoumieu. Maximum likelihood estimators on manifolds. VIDEO
  107 Stephane Puechmorel and Florence Nicol. Von Mises-like probability density functions on surfaces. VIDEO
  13 Salem Said, Nicolas Le Bihan and Jonathan Manton. Riemannian Gaussian distributions on the space of positive-definite quaternion matrices. VIDEO
  37 Emmanuel Chevallier. A family of anisotropic distributions on the hyperbolic space. VIDEO

• Session “Geometry of Tensor-Valued Data” (J. Angulo/Y. Berthoumieu/ G. Verdoolaege/ A.M. Djafari)
  77 Aleksei Shestov and Mikhail Kumskov. A Riemannian Approach to Blob Detection in Manifold-Valued Images. VIDEO
  40 Ioana Ilea, Lionel Bombrun, Salem Said and Yannick Berthoumieu. Co-occurrence matrix of covariance matrices: a novel coding model for the classification of texture images. VIDEO
  19 Reiner Lenz. Positive Signal Spaces and the Mehler-Fock Transform. VIDEO
  81 Simon Apers, Alain Sarlette and Francesco Ticozzi. Bounding the convergence time of local probabilistic evolution. VIDEO
  31 Estelle Massart and Sylvain Chevallier. Inductive means and sequences applied to online filtering and classification of EEG. VIDEO

• Session “Geodesic Methods with Constraints” (J.-M. Mirebeau/L. Cohen)
  35 Erik Bekkers, Remco Duits, Alexey Mashtakov and Yuri Sachkov. Vessel Tracking via Sub-Riemannian Geodesics on Projective Line Bundle. VIDEO
  43 Da Chen and Laurent Cohen. Anisotropic Edge-based Balloon Eikonal Active Contours. VIDEO
  94 Jean-Marie Mirebeau and Johann Dreo. Automatic differentiation of non-holonomic fast marching for computing most threatening trajectories under sensors surveillance. VIDEO
  30 Rui Vigelis, Luiza Felix and Charles Cavalcante. On the existence of paths connecting probability distributions. VIDEO
  48 Michel Nguiffo Boyom, Aliya Naaz Siddiqui, Wan Ainun Mior Othman and Mohammad Hasan Shahid. Classification Of Totally Umbilical CR-Statistical Submanifolds In Holomorphic Statistical Manifolds With Constant Holomorphic Curvature. VIDEO

• Session "Applications of Distance Geometry" (A. Mucherino/D. Gonçalves)
  16 Antonio Mucherino and Douglas Gonçalves. An Approach to Dynamical Distance Geometry. VIDEO
  36 Claudia D'Ambrosio and Leo Liberti. Distance geometry in linearizable norms. VIDEO
  59 Philippe Jacquet and Dalia-Georgiana Herculea. Self-similar Geometry for Ad-Hoc Wireless Networks: Hyperfractals. VIDEO
  4 Radmila Pribic. Information Distances in Stochastic Resolution Analysis. VIDEO
  93 Frank Nielsen, Ke Sun and Stéphane Marchand-Maillet. k-Means Clustering with Hölder divergences. VIDEO
  39 Imsoon Jeong, Gyu Jong Kim and Young Jin Suh. Real hypersurfaces in the complex quadric with certain condition of normal Jacobi operator. VIDEO

CLOSING SESSION - VIDEO