1) To look for
蹑影追踪
2) follow along behind sb.; track
追蹑
3) projection pursuit
投影追踪
1.
In this paper, we construct a continuously changeable standard normal base of n dimensional space and point out its importance in projection pursuit.
本文巧妙地构造了ｎ维空间中可连续变化的一组标准正交基，并指出了它在投影追踪（ＰｒｏｊｅｃｔｉｏｎＰｕｒｓｔｕｉｔ）方法中的重要性。
2.
To overcome the curse of(dimensionality),we present the projection pursuit estimator for multivariate conditional densities in this paper.
为了克服高维空间数据稀松性带来的估计上的困难,提出多元条件密度函数的投影追踪估计方法,通过最小化Ku llback-Le ib ler距离,得到了最优初始条件密度函数和每一步的增量函数和方向向量,还给出了估计步骤及其终止法则。
3.
Uses projection pursuit technique to study a special generalized linear model, and gives theestimators which achive the optimal convegence rate.
利用投影追踪方法研究一种特殊的只含一个岭函数的ＰＰ回归模型的估计问题。
5) projection pursuit cluster model
投影追踪模型
6) projecting pursuit analysis
投影追踪分析
1.
For full exploitation of information from the samples of dam safety evaluation indexes for reasonable determination of the weight of each evaluation index, a weighting model based on projecting pursuit analysis directly drived by the sample data is proposed for extracting the weights of the evaluation indexes.
为了充分挖掘大坝安全评价指标样本中的数据信息,以合理确定各评价指标的权重,提出直接由样本数据驱动基于投影追踪分析新型算法的赋权模型,来提取各样本数据信息中所反映的各评价指标的权重。
补充资料：蹑影
1.见"蹑景"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条