BioinformaticsbioRxivPreprint
The Decision of the Optimal Rank of a Non-negative Matrix Factorization Model for Gene Expression Datasets Utilizing Unit Invariant Knee Method
This paper introduces the unit invariant knee method to determine the optimal rank for non-negative matrix factorization of gene expression datasets, showing it works well on real and simulated data.
DOI 10.1101/2022.04.14.488288