@InProceedings{svihla_et_al:LIPIcs.AofA.2024.4, author = {Svihla, Sean and Lladser, Manuel E.}, title = {{Sparsification of Phylogenetic Covariance Matrices of k-Regular Trees}}, booktitle = {35th International Conference on Probabilistic, Combinatorial and Asymptotic Methods for the Analysis of Algorithms (AofA 2024)}, pages = {4:1--4:17}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-329-4}, ISSN = {1868-8969}, year = {2024}, volume = {302}, editor = {Mailler, C\'{e}cile and Wild, Sebastian}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.AofA.2024.4}, URN = {urn:nbn:de:0030-drops-204399}, doi = {10.4230/LIPIcs.AofA.2024.4}, annote = {Keywords: cophenetic matrix, Haar-like wavelets, hierarchical data, hypergeometric functions, metagenomics, phylogenetic covariance matrix, sparsification, ultrametric matrix} }