Talks

Invited Talks

2025

Persistent Cup-Length: A New Invariant for Topological Structure Detection

Conference on Topological Data Analysis: Recent Developments and Applications, University of Missouri (Nov 24, 2025)

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Beyond Persistent Homology: Persistent Cup Products and Related Persistent Invariants

Bridging Algebraic Combinatorics, Topology and Applications, Rutgers (Aug 5, 2025)

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Persistence and Topological Complexity

Mathematical Congress of the Americas 2025, Miami (July 22, 2025)

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Persistent Cup Product Structures and Related Invariants

Geometry and Topology Seminar, University of Missouri (Mar 13, 2025)

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(20-min talk) Persistent Cohomology Operations and Gromov–Hausdorff Estimates

Special Session on Applied Topology, 58th Spring Topology and Dynamics Conference at CNU (Mar 8, 2025)

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2024

(20-min talk) Persistent Cohomology Operations and Gromov–Hausdorff Estimates

Special Session on Applied and Computational Topology, IV, 2024 Fall Eastern Sectional Meeting, University at Albany, SUNY (Oct 20, 2024)

Link

(20-min talk) Toroidal Coordinates: Decorrelating Circular Coordinates with Lattice Reduction

Parallel Session 3C: Topological and Geometric Data Analysis - I, AISC at The University of North Carolina at Greensboro (Oct 12, 2024)

(20-min talk) Ephemeral Persistence Features and the Stability of Filtered Chain Complexes

Special Session on Geometry and Symmetry in Data Science, at FSU (Mar 23, 2024)

Link

Persistent Cup Product Structures and Related Invariants

Topology Seminar, UCSB (Mar 12, 2024)

Beyond Persistent Homology: More Discriminative Persistent Invariants

Applied Topology Seminar, EPFL (Mar 6, 2024)

(20-min talk) Persistent Cup Modules

Dagstuhl Seminar 24092: Applied and Combinatorial Topology (Feb 29, 2024)

Beyond Persistent Homology: More Discriminative Persistent Invariants

Geometry and Topology Seminar, Duke University (Jan 22, 2024)

Link

2023-2024 (JMM 2024)

(20-min talk) Persistent Cup Product Structures and Related Invariants

AMS Special Session on Discrete Homotopy Theory, JMM 2024 (2:30-3:00pm, Jan 6, 2024)

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(20-min talk) Decoding Zero-Length Bars

AIM-AMS Special Session on Applied Topology Beyond Persistence Diagrams, JMM 2024 (9:00-9:30 am, Jan 6, 2024)

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2023

Persistent Cup Product Structures and Related Invariants

Northeastern Topology Seminar (Oct 10, 2023)

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(20-min talk) Persistent Cup Product Structures and Related Invariants

The 39th International Symposium on Computational Geometry (SoCG 2023) (Jun 13, 2023)

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(20-min talk) Ephemeral Persistence Features and the Stability of Filtered Chain Complexes

The 39th International Symposium on Computational Geometry (SoCG 2023) (Jun 12, 2023)

Link

2022

Other Persistence Invariants: Homotopy Groups and the Cohomology Ring

OU Topology and Data Science Seminar (Nov 7, 2022)

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(20-min talk) Ephemeral Persistence Features and the Stability of Filtered Chain Complexes

Computational Persistence 2022 workshop (Nov 2, 2022)

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From Discrete to Persistent Homotopy Groups

Quantitative Topology Seminar at University of Tennessee (Oct 19, 2022)

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Persistent Cup-Length

Algebraic Topology and Topological Data Analysis: A Conference in Honor of Gunnar Carlsson (Aug 2, 2022)

Link | Slides

(20-min talk) Persistent Cup-Length

Women in Computational Topology at 2022 AWM Research Symposium (Jun 19, 2022)

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(20-min talk) Persistent Cup-Length

The 38th International Symposium on Computational Geometry (SoCG 2022) (Jun 9, 2022)

Link | Video

Persistent Homotopy Groups of Metric Spaces

'Homotopical aspects of TDA' held by Center for Quantum and Topological Systems in New-York University, Abu Dhabi (Jun 2, 2022)

(20-min talk) Persistent Cup-Length

Computational Topology and Applications at the Spring Western AMS Sectional Meeting (May 14-15, 2022)

Link

Persistent Homotopy Groups of Metric Spaces

Bridging Applied and Quantitative Topology (May 10, 2022)

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Persistent Homotopy Groups of Metric Spaces

AATRN Vietoris-Rips Seminar (Jan 21, 2022)

Link | Video

(20-min talk) Persistent Cup-Length

University of Florida Topological Data Analysis conference (Jan 20, 2022)

Link

Contributed Talks and Poster Presentations

2025

Cohomological Invariants in Topological Data Analysis: Persistent Cup-Length and Cup Modules

Math and Data Seminar, Rutgers (May 8, 2025)

Link

2023

(20-min talk) Ephemeral Persistence Features and the Stability of Filtered Chain Complexes

Third Graduate Student Conference: Geometry and Topology meet Data Analysis and Machine Learning (GTDAML2023) (Jun 9, 2023)

Link

2022

(Poster) Persistent Homotopy Groups of Metric Spaces

ATMCS10 (Jun 20, 2022)

Link

(Poster) Persistent Cup-Length

ATMCS10 (Jun 20, 2022)

Link

Other Persistence Invariants: Homotopy and the Cohomology Ring

Topology Seminar at Florida State University (Jan 18, 2022)

(Short tutorial) The Cup Product Operation

Tutorial-a-thon hosted by AATRN and WinCompTop (Jan 3, 2022)

Link | Video

2021

Persistent Cup-Length and Its Computation

OSU Topology, Geometry, and Applications - Graduate Student Seminar Group (Dec 10, 2021)

Link

Other Persistence Invariants: Homotopy and the Cohomology Ring

Online workshop "Beyond TDA -- Persistent topology and its applications in data sciences" (Aug 2021)

Link | Video

(20-min talk) Persistent Homotopy Groups of Metric Spaces

TGDA talks co-hosted by AATRN (Jan 15, 2021)

Link | Video

2020

Filtered Chain Complexes and Verbose Barcodes

OSU Topology, Geometry, and Applications - Graduate Student Seminar Group (Nov 20, 2020)

Link

Persistent Homotopy Groups of Metric Spaces

MBI Seminar Series (Sep 2020)

Link

Regular Group Seminars

I give talks regularly in the NDA group meeting, one to two talks per semester during 2018-2023.

Last updated: February 2026