In solving the regression equations, collinearity in the design matrix can result in inaccurate parameter estimates.

在解回归方程时，设计矩阵中的共线性可能产生不精确的参数估计。

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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。

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The computational results demonstrate that the partial root root estimator can improve the LS estimator when the design matrix is ill conditioned.

计算结果表明，在设计阵呈病态时，部分根方估计确能改善LS估计。

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The new eyes significantly contribute to Furby's range of emotions, allowing Hasbro to design different dot matrix pupils for different moods like anger and innocence.

ENGADGET: Furby gets a reboot for 2012, we go hands-on (video)

Using a new 3-D chip design that stacks more capacity in the same amount of space, Matrix claims that it can deliver packaged content faster and less expensively than masked ROM and avoid the moving parts that plague discs.

ENGADGET: Switched On: Mattel's Juice Box Enters The Matrix