vector computation

This paper proposes a computation method for initial orbit determination and orbit improvement with ranging and range rate data at low angular measurement accuracy or unavailability of angular measurement data based on the ( Unit-Vector-Method ( UVM)) principle.

根据单位矢量法测轨原理，给出了在测角精度比较低或没有测角资料的情况下，利用测距、测速资料进行初轨和轨道改进的计算方法。

A novel data prediction model, Support Vector Machine with Granular Computation ( SVM_GC), is proposed for processing the complex prediction problems with mass biological data.

针对海量数据的复杂生物数据分类预测，本论文提出了一个新型的基于粒计算的支持向量机预测模型（SVM GC）。

The whole process of text representation were discussed& word segmentation, building stop words list, feature selection, weight computation and generating vector space.

讨论了文本表示的整个过程&分词，建立停用词表，特征选择，权重计算，生成向量空间。

Vector space model, the weights were calculated from the characteristic value, the text vector to determine similarity computation and clustering center of the aspects of CBC clustering algorithm was improved.

采用向量空间模型，分别从特征值权值计算、文本向量相似度计算和聚类中心点确定三个方面对CBC聚类算法进行了改进。

So we could use the predicted motion vector as ours starting point. Based this method of predicting starting point, we propose a fast motion estimation algorithm based on center search to decrease the computation of trivial motion in DS.

在该起点预测方法的基础上，针对菱形快速估计算法中对小运动块搜索点数过多的问题，提出了基于中心偏置的自适应的块匹配运动估计快速搜索算法AS。