2 papers
stat.AP2024
Dirichlet process mixture model based on topologically augmented signal representation for clustering infant vocalizations
Guillem Bonafos, Clara Bourot, Pierre Pudlo +4
Based on audio recordings made once a month during the first 12 months of a child's life, we propose a new method for clustering this set of vocalizations. We use a topologically a…
cs.SD2023
Topological data analysis of human vowels: Persistent homologies across representation spaces
Guillem Bonafos, Jean-Marc Freyermuth, Pierre Pudlo +2
Topological Data Analysis (TDA) has been successfully used for various tasks in signal/image processing, from visualization to supervised/unsupervised classification. Often, topolo…