@article{bd7346efed904ce88c864a8a4508767a,
title = "Orthogonal nonnegative learning for sparse feature extraction and approximate combinatorial optimization",
keywords = "clustering, nonnegative factorization, orthogonal learning, sparse feature extraction, clustering, nonnegative factorization, orthogonal learning, sparse feature extraction, clustering, nonnegative factorization, orthogonal learning, sparse feature extraction",
author = "Erkki Oja and Zhirong Yang",
note = "VK: airc",
year = "2010",
language = "English",
volume = "5",
pages = "261--273",
journal = "FRONTIERS OF ELECTRICAL AND ELECTRONIC ENGINEERING IN CHINA",
issn = "1673-3460",
publisher = "Higher Education Press",
number = "3",
}