Conference Agenda
Overview and details of the sessions of this conference. Please select a date or location to show only sessions at that day or location. Please select a single session for detailed view (with abstracts and downloads if available).
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Session Overview |
| Date: Tuesday, 09/Jul/2019 | |||
| 7:30am - 8:15am |
Registration (if too busy, come back any time later during the conference!) Location: vonRoll, Fabrikstr. 6, Foyer |
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| 8:15am - 8:30am |
Opening by the Chairs and word of welcome by Daniel Candinas, Vice-Rector for Research, University of Bern Location: vonRoll, Fabrikstr. 6, 001 |
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| 8:30am - 9:30am |
IP01: Pablo A. Parrilo: Switched linear systems and infinite products of matrices Location: vonRoll, Fabrikstr. 6, 001 Switched linear systems and infinite products of matrices Massachusetts Institute of Technology, United States of America |
IP01-streamed from 001: Pablo A. Parrilo: Switched linear systems and infinite products of matrices Location: vonRoll, Fabrikstr. 6, 004 |
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| 9:30am - 10:00am |
Coffee Break Location: Unitobler, F wing, floors 0 and -1 |
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| 10:00am - 12:00pm |
Room free Location: Unitobler, F005 |
MS143, part 1: Algebraic geometry in topological data analysis Location: Unitobler, F006 Algebraic geometry in topological data analysis (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Algebraic geometry in topological data analysis: an overview Applications of Groebner bases Decomposition of 2-parameter persistence modules Classification of filtered chain complexes |
MS123, part 1: Asymptotic phenomena in algebra and statistics Location: Unitobler, F007 Asymptotic phenomena in algebra and statistics (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Strength and polynomial functors Asymptotics Proved by the Method of Cumulants FI-algebras: examples and counterexamples Asymptotic behavior of chains of ideals with symmetry |
| MS177, part 1: Algebraic and combinatorial phylogenetics Location: Unitobler, F011 Algebraic and combinatorial phylogenetics (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) An Introduction to Algebraic and Combinatorial Phylogenetics Inferring species networks from gene trees Algebraic versus semi-algebraic conditions for phylogenetic varieties Trait evolution on two gene trees |
Room free Location: Unitobler, F012 |
MS122: Tropical and combinatorial methods in economics Location: Unitobler, F013 Tropical and combinatorial methods in economics (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) On the Construction of Substitutes Connection Between Discrete Convex Analysis and Auction Theory Unimodular schemes Transversal valuated matroids |
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| MS182, part 1: Matrix and tensor optimization Location: Unitobler, F021 Matrix and tensor optimization (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Tensorized Krylov subspace methods Critical points of quadratic low-rank optimization problems Matrix product states from an algebraic geometer’s point of view Computation of the norm of a nonnegative tensor |
Room free Location: Unitobler, F022 |
MS142: Algebraic geometry of low-rank matrix completion Location: Unitobler, F023 Algebraic geometry of low-rank matrix completion (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Real geometry of matrix completion Low algebraic dimension matrix completion The tropical Cayley-Menger variety Unlabelled global rigidity and low-rank matrix completion |
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| MS148, part 1: Algebraic neural coding Location: Unitobler, F-105 Algebraic Neural Coding (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Flexible Motifs in Threshold-Linear Networks Robust Motifs in Threshold-Linear Networks An Algebraic Perceptron and the Neural Ideals Properties of Hyperplane Neural Codes |
MS151, part 1: Cluster algebras and positivity Location: Unitobler, F-106 Cluster algebras and positivity (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Toric degenerations of cluster varieties and cluster duality On mirror symmetry for homogeneous spaces Generalised friezes and the weak Ptolemy map Perfect matching modules for dimer algebras |
MS140, part 1: Multivariate spline approximation and algebraic geometry Location: Unitobler, F-107 Multivariate spline approximation and algebraic geometry (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Algebraic Approaches to Spline Theory Polynomial splines of non-uniform degree: Combinatorial bounds on the dimension Approximation power of C1-smooth isogeometric functions on trivariate two-patch domains Splines, representations, and the Stanley-Stembridge conjecture |
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| MS149, part 1: Stability of moment problems and super-resolution imaging Location: Unitobler, F-111 Stability of moment problems and super-resolution imaging (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Introductory talk: stability of moment problems and super-resolution imaging Non-ideal Super-resolution and Variations on a Theme Clustered Super-Resolution Geometry of Error Amplification in Spike-train Fourier Reconstruction |
MS197, part 1: Numerical differential geometry Location: Unitobler, F-112 Numerical Differential Geometry (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Introduction to Numerical Differential Geometry A Riemannian Proximal Gradient Descent Method with Optimal Convergence Rate Semi-Riemannian Manifold Optimization |
Room free Location: Unitobler, F-113 |
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| MS172, part 1: Algebraic statistics Location: Unitobler, F-121 Algebraic Statistics (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Testing model fit for networks: algebraic statistics of mixture models and beyond Oriented Gaussoids Ideals of Gaussian Graphical Models Combinatorial matrix theory in structural equation models |
MS134, part 1: Coding theory and cryptography Location: Unitobler, F-122 Coding theory and cryptography (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Ferrers Diagram Codes: Constructions and Proportion Subspace designs and majority logic decoding Bounds on the complexity of computing Groebner bases for HFE systems Post-quantum key agreement from commutative group actions |
MS132, part 1: Polynomial equations in coding theory and cryptography Location: Unitobler, F-123 Polynomial equations in coding theory and cryptography (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Free resolutions of test sets and their applications to coding theory Algebraic geometry codes from del Pezzo surfaces An Approach to Density Problems in Coding Theory Multivariate Signatures |
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| 1:30pm - 2:30pm |
IP02: Tamara G. Kolda: Efficient Computation of Low-Rank Approximations to Higher-Order Moments Location: vonRoll, Fabrikstr. 6, 001 Efficient Computation of Low-Rank Approximations to Higher-Order Moments Sandia National Laboratories, United States of America |
IP02-streamed from 001: Tamara G. Kolda: Efficient Computation of Low-Rank Approximations to Higher-Order Moments Location: vonRoll, Fabrikstr. 6, 004 |
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| 2:30pm - 3:00pm |
Coffee break Location: Unitobler, F wing, floors 0 and -1 |
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| 3:00pm - 5:00pm |
Room free Location: Unitobler, F005 |
MS165, part 1: Multiparameter persistence: algebra, algorithms, and applications Location: Unitobler, F006 Multiparameter persistence: algebra, algorithms, and applications (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Multiparameter persistence: brief background and current challenges Computing minimal presentations and bigraded Betti numbers of 2-parameter persistent homology A kernel for multi-parameter persistent homology and its computation Morse inequalities for multiparameter persistence |
MS123, part 2: Asymptotic phenomena in algebra and statistics Location: Unitobler, F007 Asymptotic phenomena in algebra and statistics (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Quantitative Properties of Ideals arising from Hierarchical Models Bounding degrees of generators for sequences of ideals Asymptotic Phenomena in the homology groups of graph configuration spaces Mirror spaces and stability in the homology of Vandermonde varieties |
| Room free Location: Unitobler, F011 |
MS160, part 1: Numerical methods for structured polynomial system solving Location: Unitobler, F012 Numerical methods for structured polynomial system solving (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Introductory Talk On the condition number of some algebraic problems. Numerical irreducible decomposition with one homotopy Computing the Homology of arbitrary Semialgebraic Sets |
MS138: Computational aspects of tropical geometry Location: Unitobler, F013 Computational aspects of tropical geometry (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Condition numbers of stochastic mean payoff games and what they say about nonarchimedean semidefinite programming Computing tropical hypersurface intersections Algebraic systems and exterior semi-algebras Tropical volume by tropical Ehrhart polynomials |
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| MS191, part 1: Algebraic and geometric methods in optimization. Location: Unitobler, F021 Algebraic and geometric methods in optimization. (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Integer optimization from the perspective of subdeterminants The Minimum Euclidean-Norm Point in a Convex Polytope: Wolfe's Combinatorial Algorithm is Exponential Matrices of bounded factor width and sums of $k$-nomial squares A friendly smooth analysis of the Simplex method |
MS195, part 1: Algebraic methods for convex sets Location: Unitobler, F022 Algebraic methods for convex sets (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) The slack variety of a polytope Spectrahedral representations of polar orbitopes Sums of squares and quadratic persistence Semialgebraic Vision |
MS187, part 1: Signature tensors of paths Location: Unitobler, F023 Signature tensors of paths (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Varieties of signature tensors Learning paths from signature tensors Signatures of paths: an algebraic perspective Signatures of paths transformed by polynomial maps |
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| MS152: Stochastic chemical reaction networks Location: Unitobler, F-105 Stochastic chemical reaction networks (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Piecewise linear Lyapunov functions for stochastic reaction networks Robust stochastic control of reaction networks One-dimensional stochastic reaction networks: Classification and dynamics The geometry and dynamics of spatial networks subject external noise |
MS154, part 1: New developments in matroid theory Location: Unitobler, F-106 New developments in matroid theory (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Positivity of the coefficients of G-Tutte polynomials Enumerative aspects of G-Tutte polynomials Abelian arrangements, matroids and group actions Group actions on generalized Stanley-Reisner rings |
MS168, part 1: Riemann Surfaces Location: Unitobler, F-107 Riemann Surfaces (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Real soliton lattices of KP-II equation and desingularization of spectral curves Conformal patterns on closed surfaces via discrete conformal maps and holomorphic differentials Arakelov invariants in the tropical limit Siegel modular forms and classical invariants |
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| Room free Location: Unitobler, F-111 |
MS197, part 2: Numerical differential geometry Location: Unitobler, F-112 Numerical Differential Geometry (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Anisotropic Diffusion Kernels to Compare Distributions Coupled Geometric and Topological Basis for Data-Driven Shape Reconstruction Intrinsic Gaussian processes on complex constrained domains Locally Linear Embedding on Manifold |
MS184, part 1: Algebraic geometry for kinematics, mechanism science, and rigidity Location: Unitobler, F-113 Algebraic geometry for kinematics, mechanism science, and rigidity (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) On four-bar linkages, elliptic functions, and flexible polyhedra Singularity distance computation for parallel manipulators of Stewart Gough Type Analysis of kinematic singularities through roadmap computations Computing cognates of mechanisms |
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| MS157, part 1: Graphical models Location: Unitobler, F-121 Graphical Models (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Brownian motion tree models are toric Algebra and statistical learning for inferring phylogenetic networks Geometry of max-linear graphical models Maximum Likelihood Estimation of Toric Fano Varieties motivated by phylogenetics |
MS134, part 2: Coding theory and cryptography Location: Unitobler, F-122 Coding theory and cryptography (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Privacy and lifted codes Decoding of 2D convolutional codes On the computation of the duals of certain Algebraic Geometric codes with an application to quantum codes Generalization of the ball-collision algorithm |
MS132, part 2: Polynomial equations in coding theory and cryptography Location: Unitobler, F-123 Polynomial equations in coding theory and cryptography (25 minutes for each presentation, including questions, followed by a 5-minute break; in case of x<4 talks, the first x slots are used unless indicated otherwise) Efficient Key Generation for Rainbow Algebraic techniques for cryptanalysis of rank-based cryptosystems MinRank Problems in Post-Quantum Cryptography Rank Analysis of Cubic Multivariate Cryptosystems |
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| 5:15pm - 7:30pm |
PP: Welcome reception and poster session Location: vonRoll, Fabrikstr. 8, Foyer A constructive algorithm for a positive solution to a system of polynomial inequalities Texas A&M University, United States of America A generalization of Strassen's Positivstellensatz and its application to large deviation theory Perimeter Institute for Theoretical Physics, Canada A linear method for positive solutions to polynomial systems Univeresity of Wisconsin-Madison, United States of America A module theoretic perspective on matroids University of Wisconsin Madison, United States of America Catalan-many tropical morphisms to metric trees University of Bern, Switzerland Classification of triples of lattice polytopes with a given mixed volume Otto-von-Guericke Universität Magdeburg, Germany Complexity of variety learning KTH Royal Institute of Technology, Sweden Embeddability of Markov matrices does not depend only on its principal logarithm Universitat Politècnica de Catalunya, Spain Gröbner Bases for Toric Staged Tree Models Otto-von-Guericke Universität Magdeburg, Germany Hermitian Determinantal Surfaces and Three-Dimensional Spectrahedra TU Dortmund University, Germany Hyperplane Sections on Real Algebraic Curves TU Dortmund, Germany Initial degenerations of Grassmannians University of Wisconsin - Madison, United States of America Maximum Likelihood Estimation for Linear Gaussian Covariance Models with One Sample Point North Carolina State University, United States of America Multistationarity in Deficiency-one Power-law Kinetic Systems with Reactant-determined Interactions De La Salle University Manila, Philippines On new families of stable subgroups of affine Cremona groups, their tame homomorphisms and Non-commutative Cryptography. University of Maria Curie Sklodowska, Poland Parameter identifiability for ODE models via an input-output representation New York University, United States of America Probabilistic analysis on Macaulay matrices over finite fields and complexity of constructing Gröbner bases University of Bergen, Norway The colorful interior of families of convex bodies and its tropical analogue INRIA École Polytechnique, France The Configuration Space and Kinematics of the Canfield Joint University of California, Santa Barbara and NASA Glenn Research Center Limits of Voronoi Decompositions University of California, Berkeley, United States of America Multistationarity in the space of total concentrations for systems that admit a monomial parametrization OvGU Magdeburg, Germany Rhomboid Designs for Linear Regression with Correlated Random Coefficients OVGU Magdeburg, Germany Selecting Minimum Explaining Variables by Pruned Primary Ideal Decomposition with Recursive Calls Kwansei Gakuin University, Japan Species Subsets and Embedded Networks of S-systems De La Salle University, Philippines TensorFox Universidade Federal do Rio de Janeiro, Brazil Topological analysis of neural spike data BCAM, Spain Torus quotient of Richardson varieties in Orthogonal and Symplectic Grassmannians INDIAN INSTITUTE OF TECHNOLOGY, KANPUR, INDIA, India Unboundedness of Markov complexity of monomial curves in A^n for n≥ 4 University of Glasgow, United Kingdom |
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