Geometric central limit theorems on non-smooth spaces
· December 15, 2022
Invited Talk
Institute for Defense Analysis (IDA CCR, Princeton)
Concrete representatives for multiparameter derived sheaves
· November 8, 2022
International Meeting or Conference
Persistence, Sheaves, and Homotopy Theory (PSHT online)
Geometric central limit theorems on non-smooth spaces
· September 7, 2022
Invited Talk
UNC Greensboro (Colloquium)
Central limit theorems on non-smooth spaces
· August 3, 2022
International Meeting or Conference
Universität Göttingen (Oberseminar)
Multigraded algebra: past, present, future
· July 1, 2022
International Meeting or Conference
Seattle, WA (Combinatorial, Computational, and Applied Algebraic Geometry)
Homological algebra over partially ordered real vector spaces
· June 5, 2022
International Meeting or Conference
St. John's, NL, Canada (CMS) -- talk canceled for covid protocol
Duke Math panel: Networking & Collaborations
· April 13, 2022
Other
Duke University
Polynomials with real exponents
· April 1, 2022
Invited Talk
New Mexico State U. (Colloquium; virtual)
Computation of persistent homology with real parameters
· March 26, 2022
National Scientific Meeting
Purdue U (AMS -- online)
NCAA bracket probabilities
· March 16, 2022
Broadcast Appearance
WCNC-TV, Charlotte
NCAA bracket probabilities
· March 15, 2022
Broadcast Appearance
ABC11-TV, Raleigh
NCAA bracket probabilities
· March 13, 2022
Broadcast Appearance
WRAL-TV, Raleigh
Computational algebra and geometry of multipersistence
· August 19, 2021
Keynote/Named Lecture
Society for Industrial and Applied Mathematics,
Texas A&M (SIAM AG plenary talk)
Multigraded algebra over polynomial rings with real exponents
· July 29, 2021
International Meeting or Conference
IPM,
Tehran, Iran (Commutative Algebra)
Endpoints for multiparameter persistence
· July 22, 2021
International Meeting or Conference
Lorentz Center,
Leiden, Netherlands (Metrics in Multiparameter Persistence)
Persistent homology with multiple parameters
· May 11, 2021
International Meeting or Conference
Mathematical Sciences Research Institute,
Berkeley, CA (MSRI: Topological insights in Neuroscience)
Endpoints for multiparameter persistence
· April 30, 2021
International Meeting or Conference
University of Chicago,
Stevanovich Center for Financial Mathematics (Geometric Data Analysis: TDA @ IMSI)
Minimal resolutions of monomial ideals
· December 3, 2020
International Meeting or Conference
Indian Institute of Technology,
Bombay (Facets of combinatorial commutative algebra and algebraic geometry)
Algebra over polynomial rings with real exponents
· December 3, 2020
International Meeting or Conference
University of Talca,
Chile (Mathematics Colloquium)
Non-integer multigraded algebra
· November 17, 2020
International Meeting or Conference
Max Planck Institute,
Leipzig, Germany (Nonlinear Algebra Seminar Online)
Minimal resolutions of monomial ideals
· September 13, 2020
National Scientific Meeting
El Paso, TX (AMS session: Free Resolutions, Combinatorics, and Geometry)
Minimal resolutions of monomial ideals
· January 25, 2020
International Meeting or Conference
Dalhousie University,
Halifax, NS (Combinatorial Algebra Meets Algebraic Combinatorics #17)
Sampling from stratified spaces (5 hours of lectures)
· September 2, 2019
- September 3, 2019
Instructional Course, Workshop, or Symposium
Toulouse, France (IMT Toulouse program on Geometric Statistics)
Mathematics of phenotype variation
· August 17, 2019
International Meeting or Conference
Oslo, Norway (Evolvability Opening Workshop, Center for Advanced Study)
Primary distance for multipersistence
· July 11, 2019
International Meeting or Conference
Bern, Switzerland (SIAM AG Algebraic Geometry)
Topology for statistical analysis of brain artery images
· June 25, 2019
Lecture
Duke (SWiM, for high-school girls)
Topological brain statistics
· June 20, 2019
Lecture
Duke (STEM for high-schoolers)
Spanning trees and lattice paths for monomial resolutions
· June 10, 2019
International Meeting or Conference
Quy Nhon, Vietnam (AMS-VMS meeting)
Algebraic structures for topological summaries of data
· June 7, 2019
International Meeting or Conference
Hanoi, Vietnam (Institute of Mathematics Hanoi Colloquium)
Primary distance for multipersistence
· May 22, 2019
International Meeting or Conference
Chicago IL (conference on Geometric Data Analysis)
Multigraded algebra over polynomial rings with real exponents
· February 23, 2019
Invited Talk
El Paso, TX (Southwest Local Algebra Meeting)
Algebra for geometric data
· February 22, 2019
Invited Talk
University of Texas El Paso (Math Colloquium)
Real multiparameter persistent homology
· December 4, 2018
Lecture
Online: Applied Algebraic Topology Research Network
Resolving persistent homology (4.5 hours of lectures)
· November 19, 2018
- November 20, 2018
International Meeting or Conference
Guanajuato, Mexico (CIMAT: 5ta Escuela de Análisis Topológico de Datos)
Subword complexes as fibers of totally nonnegative parametrizations
· September 26, 2018
International Meeting or Conference
Montréal, QC, Canada (CRM: Algebra and Combinatorics at LaCIM)
From representations of quivers and posets to applied real commutative algebra (3 hours of lectures)
· September 17, 2018
- September 21, 2018
Instructional Course, Workshop, or Symposium
Montréal, QC, Canada (LaCIM: 50th anniversary of CRM)
What makes primary decomposition minimal?
· August 6, 2018
International Meeting or Conference
Oaxaca, Mexico (BIRS-CMO workshop: Multiparameter persistent homology)
Algebraic structures for topological summaries of data
· July 24, 2018
International Meeting or Conference
U. Edinburgh (Mathematics Colloquium)
Topological brain statistics
· July 9, 2018
Lecture
Duke (STEM for high-schoolers)
Homological and geometric finiteness for real-exponent multigraded commutative algebra
· July 3, 2018
International Meeting or Conference
Rabat, Morocco (International Conference on Algebra and Related Topics)
Real multiparameter persistent homology
· June 26, 2018
International Meeting or Conference
Vienna, Austria (Algebraic Topology: Methods, Computation, and Science 8)
Real multiparameter persistent homology
· May 22, 2018
International Meeting or Conference
Ohio State (TRIPODS: Theory and foundations of Topological and Geometric Data Analysis)
Data structures for real multiparameter persistence modules
· April 22, 2018
National Scientific Meeting
Boston (AMS Special Session: Algebraic statistics)
Algebra for geometric data
· April 18, 2018
Invited Talk
UNC-Greensboro (Mathematics Colloquium)
Stratified spaces, fly wings, and multiparameter persistent homology
· January 25, 2018
International Meeting or Conference
Oberwolfach, Germany (Workshop: Statistics for data with geometric structure)
Topology for statistical analysis of brain artery images
· August 12, 2017
Instructional Course, Workshop, or Symposium
Ohio State (Young Mathematicians Conference)
What is a QR code?
· August 1, 2017
International Meeting or Conference
Banff, AB, Canada (BIRS Workshop: Topological Data Analysis)
What is a barcode for persistent homology with multiple parameters?
· July 31, 2017
International Meeting or Conference
Banff, AB, Canada (BIRS Workshop: Topological Data Analysis)
Algebraic data structures for topological summaries
· July 27, 2017
International Meeting or Conference
Montréal, QC (Mathematical Congress of the Americas)
Topology for statistical analysis of brain artery images
· June 23, 2017
Instructional Course, Workshop, or Symposium
Duke University (Summer Workshop in Mathematics for high-school girls)
Fruit fly wing veins as embedded planar graphs
· June 13, 2017
International Meeting or Conference
Toronto, ON (CanaDAM)
Algebra for topology in biology and statistics
· May 27, 2017
Keynote/Named Lecture
Max Planck, Leipzig (Conference on Interactions between Algebra and the Sciences)
Algebraic data structures for topological summaries
· January 26, 2017
Lecture
Florida State University (Algebra & Applications seminar)
Data structures for real multiparameter persistence
· November 12, 2016
Invited Talk
NC State (AMS)
Lessons in topology from statistics of brain arteries
· November 10, 2016
Invited Talk
U. Florida (Informatics Institute)
Algebraic data structures for topological summaries
· November 9, 2016
Invited Talk
U. Florida (Math Colloquium)
Data structures for real multiparameter persistence
· September 12, 2016
International Meeting or Conference
Columbus, Ohio (MBI)
Real applied multigraded commutative algebra
· August 18, 2016
- August 24, 2016
International Meeting or Conference
Moieciu de Sus, Romania (EMS Summer School)
Poset encodings of modules with actions of real cones
· July 14, 2016
International Meeting or Conference
Herstmonceux, UK
Topology for statistical analysis of brain artery images
· June 14, 2016
Invited Talk
Duke (SWIM, for high-school girls)
Homological algebra for real multigraded modules
· June 2, 2016
International Meeting or Conference
Cortona, Italy (Bruns 70th)
Effective algebra and geometry for images with varied topology
· May 24, 2016
Invited Talk
Albuquerque, NM (SIAM Imaging Science)
Data structures for real multiparameter persistence
· May 1, 2016
Invited Talk
U. Wisconsin (Applied Algebra Days 3)
Interactions between topology, biology, and imaging
· December 3, 2015
Invited Talk
U. Minnesota (Math Colloquium)
Irreducible decomposition of binomial ideals
· December 3, 2015
Invited Talk
U. Minnesota (Commutative Algebra)
Multigraded modules from fruit flies
· November 23, 2015
Invited Talk
NC State (Algebra & Combinatorics)
Multigraded modules from fruit flies
· November 20, 2015
Invited Talk
Texas A&M (Algebra & Combinatorics)
Lessons in topology from statistics of brain arteries
· November 19, 2015
Invited Talk
Texas A&M (Math Colloquium)
Multigraded moduli from fruit flies
· November 3, 2015
Invited Talk
Clemson (AG/NT + Applied Discrete Math)
Topology for statistical analysis of brain artery images
· October 20, 2015
Invited Talk
SAMSI (Undergrad Workshop)
Persistent homology for biological images
· September 28, 2015
Invited Talk
UNC-Greensboro (Helen Barton Lecture Series)
Biological applications of persistent homology: interactions with statistics, geometry, and algebra
· September 11, 2015
International Meeting or Conference
Oxford, UK (Alan Turing Institute)
Multigraded moduli from fruit flies via stratified space statistics
· July 7, 2015
International Meeting or Conference
Osaka, Japan (Trends in Gröbner Bases)
Persistent interactions between biology, topology, and statistics
· June 9, 2015
Invited Talk
U. Chicago (Conference on Geometry & Data)
Applying persistent homology to brain artery and vein imaging
· March 21, 2015
Invited Talk
NC State (Grad Math Workshop)
Applying persistent homology to brain artery and vein imaging
· January 30, 2015
Invited Talk
Duke (MathBio Colloquium)
Persistent homology analysis of brain artery trees
· January 11, 2015
Invited Talk
San Antonio (JMM)
Applying persistent homology to brain artery and vein imaging
· November 12, 2014
Invited Talk
Athens, GA (UGA Stat, fMRI group)
Topological definition of sticky means in arbitrary metric spaces
· October 3, 2014
International Meeting or Conference
Oberwolfach, Germany
Topology for statistical analysis of brain artery images
· June 27, 2014
Invited Talk
Winthrop U.
Applying persistent homology to brain artery and vein imaging
· May 20, 2014
Invited Talk
Chicago, IL (Algebraic Statistics @ IIT)
Topology for statistical analysis of brain artery images
· May 15, 2014
Invited Talk
Green Hope High School (AP Stat classes)
Topological analysis of geometrically stratified data
· May 12, 2014
Invited Talk
Durham, NC (LDHD Transition @ SAMSI)
Topology for statistical analysis of brain artery images
· April 11, 2014
Invited Talk
Duke (Noyce Learning Conference)
Applying persistent homology to brain artery imaging
· March 10, 2014
International Meeting or Conference
Göttingen, Germany (Stochastics Colloquium)
Asymptotics of sampling from topologically stratified spaces
· March 4, 2014
International Meeting or Conference
Ulm, Germany (GPSD Section speaker)
Binomial irreducible decomposition
· January 25, 2014
International Meeting or Conference
Halifax, NS (Combin Alg meets Alg Combin)
Binomial irreducible decomposition
· November 9, 2013
Lecture
Columbia, SC
Binomial irreducible decomposition
· October 12, 2013
Lecture
Philadelphia, PA (AMS meeting)
Binomial irreducible decomposition
· July 9, 2013
International Meeting or Conference
Luminy, France (CIRM)
How do quivers and stratifications apply to biology?
· April 27, 2013
International Meeting or Conference
Boston, MA (Zelevinsky memorial)
Geometric statistics on stratified spaces
· March 7, 2013
Lecture
U. Arizona (math colloquium)
Sticky central limit theorems at singularities
· March 6, 2013
Lecture
U. Arizona (Probability seminar)
Biological applications of geometric statistics on stratified spaces
· February 14, 2013
Lecture
UNC Chapel Hill (math colloquium)
Statistics without addition or division
· February 6, 2013
Lecture
NC State (SUM Series)
Alexander duality and total positivity: a cluster/commutative algebra connection
· December 7, 2012
International Meeting or Conference
Mathematical Sciences Research Institute (MSRI)
Geometry for samples of metric branched structures
· October 11, 2012
International Meeting or Conference
Sandbjerg, Denmark
NSF funding from the inside
· September 25, 2012
Lecture
Duke Postdoc Services / School of Medicine panel
Combinatorics and topology of fibers in total positivity
· May 25, 2012
Lecture
Ohio State Combinatorics Seminar
Sticky central limit theorems at singularities
· May 23, 2012
International Meeting or Conference
Mathematical Biosciences Institute (MBI)
Sticky central limit theorems at singularities
· April 24, 2012
Lecture
Duke University Data Seminar
Subword complexes and fibers of totally nonnegative parametrizations
· September 24, 2011
Lecture
Wake Forest, NC
Sticky central limit theorems at singularities
· August 15, 2011
International Meeting or Conference
Prague, Czech Republic
Sticky central limit theorems at singularities
· August 4, 2011
Lecture
Miami Beach, FL
How primary decomposition in commutative monoids is wrong
· June 9, 2011
Lecture
MSRI
Stratified statistics for evolutionary biology
· April 30, 2011
Lecture
SAMSI
Contractibility via subword complexes in the context of homogeneous spaces
· April 23, 2011
Lecture
Rice University
Geometric statistics: sampling from singular spaces
· March 26, 2011
Lecture
Duke Math recruitment weekend
How primary decomposition in commutative monoids is wrong
· March 19, 2011
Lecture
Columbia, SC
Sticky central limit theorems on polyhedral spaces
· March 12, 2011
Lecture
Statesboro, GA
Unfolding polyhedra
· February 18, 2011
Lecture
George Mason (math colloquium)
Statistics on data sampled from stratified spaces
· January 14, 2011
International Meeting or Conference
Oslo, Norway
Statistics on spaces of phylogenetic trees
· December 3, 2010
Lecture
Duke MathBio Colloquium
Combinatorics of phylogenetic trees
· December 2, 2010
Lecture
Duke Math Brown Bag
Decompositions of commutative monoid congruences and binomial ideals
· November 2, 2010
International Meeting or Conference
Luminy, France
Decompositions of monoids and binomial ideals (5 hours of lectures)
· September 1, 2010
International Meeting or Conference
Istanbul, Turkey
Unfolding convex polyhedra
· July 1, 2010
Lecture
NSA (math colloquium)
Face rings of simplicial complexes with singularities
· June 1, 2010
International Meeting or Conference
Berkeley, CA (AMS-SMM)
Lattice point methods for combinatorial games
· May 1, 2010
Lecture
MIT Combinatorics
Unfolding convex polyhedra
· May 1, 2010
Lecture
U Maryland (math colloquium)
Lattice point methods for combinatorial games
· April 1, 2010
Lecture
Texas State, Arlington (CombinaTexas)
Lattice point methods for combinatorial games
· March 1, 2010
Lecture
George Mason (WCEIT)
Unfolding convex polyhedra
· February 1, 2010
Lecture
Duke Algorithms
Primary decomposition of binomial ideals (8 hours of lectures)
· January 1, 2010
International Meeting or Conference
Seville, Spain
K-theory of toric varieties
· December 1, 2009
Lecture
Duke Algebraic Geometry
Equivariant transversality and K-theoretic positivity
· October 1, 2009
Lecture
Raleigh, NC (SE Lie Theory)
Biological and chemical applications of polyhedral geometry and algebra
· October 1, 2009
Lecture
Duke (CTMS)
What is a toric variety?
· September 1, 2009
Lecture
Duke Algebraic Geometry
Combinatorics in cohomology of toric varieties
· September 1, 2009
Lecture
Duke Algebraic Geometry
Unfolding polyhedra
· September 1, 2009
Lecture
NC State (SUM Series)
Lattice games
· July 1, 2009
International Meeting or Conference
Halifax, Nova Scotia (Games-at-Dal)
Binomial ideals
· June 1, 2009
Lecture
IPM, Tehran (canceled due to political unrest)
Applications of binomial commutative algebra
· June 1, 2009
International Meeting or Conference
Norway (Abel Symposium)
Combinatorial primary decomposition of binomial ideals
· April 1, 2009
Lecture
Raleigh, NC (AMS)
Equivariant positivity via transversality in K-theory of G/P
· April 1, 2009
Lecture
Raleigh, NC (AMS)
Topological Cohen-Macaulay criteria for monomial ideals
· April 1, 2009
Lecture
Raleigh, NC (AMS)
Potential applications of commutative algebra to combinatorial game theory
· April 1, 2009
International Meeting or Conference
Oberwolfach
Unfolding polyhedra
· March 1, 2009
International Meeting or Conference
Thessaloniki, Greece
Equivariant transversality and K-theoretic positivity
· March 1, 2009
International Meeting or Conference
MSRI
Geometry of flags and permutations
· March 1, 2009
International Meeting or Conference
Thessaloniki, Greece
Unfolding polyhedra
· March 1, 2009
International Meeting or Conference
Ioannina, Greece
Positivity from transversality and transitivity
· January 1, 2009
Lecture
UNC Chapel Hill (math colloquium)
Transversality in homogeneous spaces
· December 1, 2008
Lecture
U. Minnesota (math colloquium)
Cohomology rings of flag and toric varieties
· October 1, 2008
Lecture
U. Minnesota Schubert seminar
Topological Cohen-Macaulay criteria for monomial ideals
· September 1, 2008
Lecture
U. Minnesota Combinatorics
Cellular resolutions of multiplier ideals of sums
· May 1, 2008
International Meeting or Conference
Mangalia, Romania
Combinatorics of Horn hypergeometric series
· April 1, 2008
Lecture
U. Minnesota Comibnatorics
Unfolding polyhedra
· February 1, 2008
Lecture
U. Minnesota Junior Colloquium
Gröbner geometry of Schubert polynomials
· February 1, 2008
Lecture
UT Austin
Metric geometry and unfoldings of polyhedra
· February 1, 2008
Lecture
UC San Diego
Metric geometry and unfoldings of polyhedra
· January 1, 2008
Lecture
Duke University