non - negative matrix factorization

• 非负矩阵分解

non - negative matrix factorization的用法和样例：

例句

1. A novel method, constrained non-negative matrix factorization, is presented to capture the latent semantic relations.
   提出一种获取在语义的受限非负矩阵分解方法。
2. In the addition, we give an upper bound for the spread of a nonnegative matrix.
   另外，我们还给出了非负矩阵分离度的上界估计。