Research Projects

Hidden Echoes Survive Training in Audio To Audio Generative Instrument Models. Christopher J. Tralie, Matt Amery, Benjamin Douglas, Ian Utz, Proceedings of the workshop on artificial intelligence for Music at AAAI 2025.

• Paper link
• Supplementary material
• Code link
• Trained Rave, Dance Diffusion, And DDSP Models

The Concatenator: A Bayesian Approach To Concatenative Musaicing. Christopher J. Tralie, Ben Cantil ("Encanti"), Proceedings of the 25th Conference of the International Society for Music Information Retrieval (ISMIR 2024).

• Paper link
• Code link
• Quick explanatory video
• Supplementary audio, videos, etc
• DataMind Audio product based on this technology

Structure-aware annotation of leucine-rich repeat domains. Boyan Xu, Alois Cerbu, Christopher J. Tralie, Daven Lim, Ksenia Krasileva

• Paper link
• Code link

Visualizing Lucas’s Hamiltonian Paths Through the Associahedron 1-Skeleton. Kacey La, Jose Arbelo, Christopher J. Tralie

• Paper link
• Demo applet
• Overview video

Godzilla Onions: A Skit and Applet to Explain Euclidean Half-Plane Fractional Cascading. Rich Berger, Vincent Ha, David Kratz, Michael Lin, Jeremy Moyer, Christopher J. Tralie
Symposium on Computational Geometry (SOCG) Multimedia

• Live demo / video
• Paper link

Stipple Tunes. Alexa Lewis, Christopher J. Tralie
12th International Conference on Artificial Intelligence in Music, Sound, Art, And Design: Late Breaking Demo

• Live demo
• Paper link
• Source code
• Slides

Artistic Curve Steganography Carried by Musical Audio. Christopher J. Tralie
Proceedings of the 12th International Conference on Artificial Intelligence in Music, Sound, Art, And Design

• Live demo
• Paper link
• Source code
• Slides

Long-term p21 and p53 dynamics regulate the frequency of mitosis events and cell cycle arrest following radiation damage. Anh Phong Tran, Christopher J. Tralie, José Reyes, Caroline Moosmüller, Zehor Belkhatir, Ioannis G. Kevrekidis, Arnold J Levine, Joseph O. Deasy, Allen R. Tannenbaum. Nature Cell Death And Differentiation.

• Paper

Audio-based musical version identification: Elements and challenges. Furkan Yesiler, Guillaume Doras, Rachel Bittner, Christopher J. Tralie, Joan Serrà
IEEE Signal Processing Magazine

• Paper link
• Examples of versions catalogued by Rachel Bittner

www.facejam.app: Facial Expressions for Musical Expression. Christopher J. Tralie, Parker Fairchild
22^nd International Society for Music Information Retrieval Conference Late Breaking Demo Session

• Live Demo
• Video Overview
• Paper
• Poster

Exact, parallelizable dynamic time warping alignment with linear memory. Elizabeth Dempsey, Christopher J. Tralie. Proceedings of the 21st Conference of the International Society for Music Information Retrieval (ISMIR 2020). (Virtual)

• Paper
• Software

Periodicity Scoring of Time Series Encodes Dynamical Behavior of the Tumor Suppressor p53. Caroline Moosmüller, Christopher J. Tralie, Mahdi Kooshkbaghi, Zehor Belkhatir, Maryam Pouryahya, José Reyes, Joseph O. Deasy, Allen R. Tannenbaum, Ioannis G. Kevrekidis. 24th International Symposium on Mathematical Theory of Networks and Systems (MTNS 2020).

• Paper
• Code

Hyperparameter Optimization of Topological Features for Machine Learning Applications. Francis Motta, Christopher J. Tralie, et. al. Special Session on Topological Data Analysis in Machine Learning, IEEE ICMLA-2019, Boca Raton, Florida.

• Paper

Da-TACOS: a dataset for cover song identification and understanding. Furkan Yesiler, Christopher J. Tralie, Albin Correya, Diego F. Silva, Philip Tovstogan, Emilia Gomez, Xavier Serra. 20^th International Society for Music Information Retrieval Conference, 2019, Delft, The Netherlands.

• Paper
• Dataset

Multi-scale Geometric Summaries for Similarity-based Sensor Fusion. Christopher J. Tralie, Paul Bendich, and John Harer. IEEE Aerospace Conference, 2019, Big Sky, Montana.

• Paper
• Slides

Twisty Takens: A Geometric Characterization of Good Observations on Dense Trajectories.
Boyan Xu, Christopher J. Tralie, Alice Antia, Michael Lin, Jose A. Perea
Journal of Applied And Computational Topology (JACT) (To Appear, 2019).

• Paper
• Code
• Projective Coordinates Concept Figure

"Enhanced Hierarchical Music Structure Annotations via Feature Level Similarity Fusion."Christopher J. Tralie, Brian McFee.
International Conference on Acoustics, Speech, And Signal Processing (ICASSP), 2019, Brighton, UK

• Paper
• Slides, with notes (best viewed in Powerpoint)
• Code

Automated Detection of Stereotypical Motor Motions in Children with Autism Spectrum Disorder Using Geometric Feature Fusion. Christopher J. Tralie, Matthew S. Goodwin, and Guillermo Sapiro. International Society for Autism Research (INSAR), 2018.

• Abstract
• Poster
• Code

GraphDitty: A Software Suite for Geometric Music Structure Visualization. Christopher J. Tralie
19^th International Society for Music Information Retrieval Conference Late Breaking Demo Session

• Live Demo
• Code
• Paper
• Poster

"Cover Song Synthesis by Analogy."Christopher J. Tralie
19^th International Society for Music Information Retrieval Conference, 2018, Paris, France

• Paper
• Supplementary Material
• Poster
• Slides (best viewed in Powerpoint)
• Code (work in progress)

Topological Eulerian Synthesis of Slow Motion Periodic Videos . Christopher Tralie and Matthew Berger. IEEE International Conference on Image Processing, 2018, Athens, Greece.

• Paper
• Poster
• Code / README
• Supplementary Videos

(Quasi)Periodicity Quantification in Video Data, Using Topology. Christopher J. Tralie and Jose A. Perea. SIAM Journal on Imaging Sciences.

• Paper
• Code / Data
• Code Ocean link (running our code on the cloud)
• Supplementary Videos
• TDA Rankings and Amazon Mechanical Turk Rankings

Self-Similarity Based Time Warping. Christopher J. Tralie. arXiv preprint arXiv:1711.07513, 2017.

• Paper
• Supplementary Material

MÖbius Beats: The Twisted Spaces of Sliding Window Audio Novelty Functions with Rhythmic Subdivisions. Christopher J. Tralie and John Harer. 18^th International Society for Music Information Retrieval Conference, 2017, Late Breaking Demo Session.

• Paper
• Poster

"Early MFCC And HPCP Fusion for Robust Cover Song Identification."Christopher J. Tralie
18^th International Society for Music Information Retrieval Conference, 2017, Suzhou, China

• Paper
• Poster
• Code
• Covers 1000 Dataset
• Live Web Alignment Demo
• MIREX

Geometric Multimedia Time Series. Christopher J. Tralie. Dissertation, Duke University Department of Electrical And Computer Engineering

• Dissertation

High Dimensional Geometry of Sliding Window Embeddings of Periodic Videos. Christopher J. Tralie. 32^nd International Symposium on Computation Geometry, Multimedia Session, 2016, Boston, Massachusetts

• Tutorial Page with Demos / Videos
• Narrated Video (Youtube Version)
• Paper
• Code

Geometric Models for Musical Audio Data. Paul Bendich, Ellen Gasparovic, John Harer, Christopher Tralie. 32^nd International Symposium on Computation Geometry, Multimedia Session, 2016

• Live Demo
• Paper

"Cover Song Identification with Timbral Shape Sequences." "Christopher J. Tralie, Paul Bendich
16^th International Society for Music Information Retrieval Conference, 2015, Malaga, Spain

• Narrated Video (Youtube Version)
• Paper
• Poster
• Code
• Web Graphical User Interface (Supplementary)
• MIREX