@inproceedings{inproceedings3230e411,
title   = {Non-negative matrix factorization and term structure of interest rates},
author = {Takada, Hellinton Hatsuo and Stern, Julio Michael},
year = {2015},
doi = {10.1063/1.4906000},
publisher = {AIP Publishing},
booktitle   = {International Workshop on Bayesian Inference and Maximum Entropy Methods in Science and Engineering - MaxEnt}
}