According to him, the perceived relevance of a traceability matrix is to easily perform an impact analysis to a changed requirement.
他认为，通过跟踪矩阵的关联，能够很容易地分析需求变化所造成的影响。
It is shown that the new equivalent covariance matrix and weight matrix keep not only the symmetry but also the relevance of the original covariance matrix.
该等价协方差矩阵和等价权矩阵不仅保持了原有协方差矩阵和权矩阵的对称性，而且保持了原有协方差矩阵的相关性不变。
It is shown that the new equivalent covariance matrix and weight matrix keep not only the symmetry but also the relevance of the original covariance matrix.
该等价协方差矩阵和等价权矩阵不仅保持了原有协方差矩阵和权矩阵的对称性，而且保持了原有协方差矩阵的相关性不变。
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