Among these, data reduction techniques can be applied to obtain a reduced representation of the data set that is smaller in volume and speed up the mining process.
其中数据缩减技术最大限度地精简数据量，提高数据挖掘的执行速度与效率。
Based on the information of practical survey upon gravity change before and after Haicheng Earthquake, the paper presents a reduced representation for change of acceleration of gravity with time.
本文根据海城地震前后重力变化的实测资料提出重力加速度随时间变化的一种简化表示。
Thereason SVD is useful, is that it finds a reduced dimensional representation ofour matrix that emphasizes the strongest relationships and throws away thenoise.
SVD非常有用的原因是，它能够找到我们矩阵的一个降维表示，他强化了其中较强的关系并且扔掉了噪音（这个算法也常被用来做图像压缩）。
Using latent semantic analysis to extract feature, the affect of synonymy and polysemy in text representation process is eliminated and the dimension of text vector is reduced.
利用潜在语义分析进行特征抽取，消除多义词和同义词在文本表示时造成的偏差，并实现文本向量的降维。
In this paper, we propose a reduced linear representation of such distribution based on the formal power series on free monoid which can be easily used to calculate the probability distribution.
该文利用自由幺半群上的有理形式幂级数理论，构造出该概率分布的约化线性表示，从而完全解决了噪声变量的概率分布计算问题。
The sand box model is a reduced scale representation of the natural porous medium domain.
砂槽模型是将天然的多孔介质区域按比例缩小的模型。
The sand box model is a reduced scale representation of the natural porous medium domain.
槽模型是将天然的多孔介质区域按比例缩小的模型。
The sand box model is a reduced scale representation of the natural porous medium domain.
槽模型是将天然的多孔介质区域按比例缩小的模型。
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