The problem of computing a few of the largest (or smallest) eigenvalues of a large sparse symmetric matrix is investigated.

研究了计算大型稀疏对称矩阵的若干个最大或最小特征值的问题。

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In the paper, the problem of computing discrepancy in the LH design is studied, a lower-bound of discrepancy is obtained, and the global optimum LH design is studied.

本文对LH设计编差的计算进行了研究，并得到了LH设计偏差的下界，对寻求整体最优LH设计进行了讨论。

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Compared to previous methods, this algorithm does not involve the problem of computing projection matrix of camera with all the points and its computing speed is faster.

与已有的加权迭代特征算法比较，该算法避免了所有点参与计算相机的投影矩阵，运算速度更快。

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That's because the iPhone's severe design isn't about aesthetics: it's a solution to the very modern problem of how to combine computing, communications and mobility in a single device, says Mark Rolston, chief creative officer at Frog Design, which has worked on projects from Logitech devices to online services for Blockbuster (nyse: BBI - news - people ).

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Initially, this involved throwing lots of computing power at the problem.

ECONOMIST: Monitor

Scientists have tried to deal with the problem by using enormous computing power to sift systematically through billions of possible configurations.

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