由于疲软的国外需求，大韩生命保险首次发行的股价低于其初始估计值。但是从交易一开始，股价就上升了8%，相当可观。

Korea Life's shares debuted below initial estimates due to weak foreign demand, but since trading began prices have risen by a respectable 8%.

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通过使用虚拟机，我们可以对初始资源分配进行合理的估计；如果发现估计值不准确，只需敲几下键盘就可以纠正它。

With virtual machines we can make an educated guess about our initial resource allocation; if it proves inadequate, we can correct it with a few key strokes.

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该方法利用Curvelet多尺度几何分析后信号的稀疏性特点，采用了C - means聚类方法寻求混合矩阵估计值，把该估计值作为算法初始值。

According to signals sparsity by Curvelet transform, the mixed matrix can be estimated with C-means cluster analysis, and the estimated value is looked as initial value of BSS algorithm.

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