SparseSignatures: An R package using LASSO-regularized non-negative matrix factorization to identify mutational signatures from human tumor samples.
Mella L, Lal A, Angaroni F, Maspero D, Piazza R, Sidow A, Antoniotti M, Graudenzi A, Ramazzotti D.
Mella L, et al. Among authors: lal a.
STAR Protoc. 2022 Sep 16;3(3):101513. doi: 10.1016/j.xpro.2022.101513. Epub 2022 Jul 1.
STAR Protoc. 2022.
PMID: 35779264
Free PMC article.
We describe installation details and illustrate a step-by-step approach to (1) prepare the data for signature analysis, (2) determine the optimal parameters, and (3) employ them to determine the signatures and related exposure levels in the point mutation dataset. For comp …
We describe installation details and illustrate a step-by-step approach to (1) prepare the data for signature analysis, (2) determine …