If a portlet is undefined, such as 10 in the Rankcolumn (Figure 15), you will not be able to input a mapping to that portlet in the ClearQuest profile mapping.
It is usually required that the design matrix is column full rank in applying recursive weighted least squares algorithm.
通常在使用递推加权最小二乘算法时,需要设计矩阵列满秩。
3
The decomposed left matrix of Non-negative Matrix Factorization (NMF) is required to be full columnrank, which limits of its application to Underdetermined Blind Source Separation (UBSS).