查询词典 geographical feature

This method supplies the steady edge data to the fused edge.(5) Feature vector, which includes sign of edge, central angle and the distance from chord to the circle center, is served as the role of feature association.

s在亚像素条件下，将边缘符号、圆心角和弦心距作为特征关联要素，建立了不同光学影像之间的边缘特征关联和融合定位模型。

Based on the two features of the Delaunay triangulation:maximum and minimum feature,empty circumcircle feature,in this article the procedure of building triangulation network needs three steps:creating boundary,building up the interior triangulation network,coping with the hole between the boundary and the interior triangulation network.

基于Delaunay三角网划分的两个特性：最大最小特性与空外接圆特性，论文构网过程分三步：生成边界，构造内三角网，对边界与内三角网之间的空洞进行处理。

After studying current dimension reduction technique and analyzing some normal methods of feature selection, a new approach, named CDF, in feature selection was proposed by comprehensively taking concentration among classes, distribution in class and average frequency in class into account.

本文在研究了现有的特征降维技术的基础之上，对部分常用的特征提取方法做了简要的分析，之后结合类间集中度、类内分散度和类内平均频度，提出了一个新的特征提取方法，即CDF方法。

A new fusing facial feature recognition algorithm based on kernel Canonical Correlation Analysis was proposed,for mapping image data into feature space and improving classifying accuracy.

为了更有效地映射图像数据样本到可分类特征空间，提高分类正确率，提出了一种新的基于核函数的典型相关分析的融合人脸识别算法。

Firefox has a great feature which allows user to undo or recopy last or recently closed tabs, an extension from session restore feature.

Firefox拥有一个伟大的功能，让用户可以撤消或recopy最后或最近关闭的标签，推广，从会议的还原功能。

This paper proposes a flexible and reliable camera calibration of stereo vision measurement system based on unit quaternions with optical reference bar, which has three small collinear infrared LED feature points and the lengths between these feature points have been precisely calibrated.

提出了一种利用光学参考棒，基于单位四元数法的灵活、有效的立体视觉测量系统现场校准技术。

Finally, the similarity between color images is computed by using a combined index based on color feature and spatial feature.

近年来，随着数字技术的迅速发展和普及应用，每天从政府机构、企业甚至个人都产生出大量的图像数据。

Secondly,the two original feature matrixes from face and iris image are integrated into one matrix,and a combined feature matrix is formed.

然后将人脸与虹膜的初始特征矩阵进行组合，获得组合特征矩阵。

In this paper the commutate circuit principle and work process of the commutate circuit, the composing and work principle of frequency conversion circuit, main switch element IGBT structure feature turn on and turn-off process dynamic and static switch feature and the work principle of invert were analyzed .

本论文分析了整流电路及相控电路的原理和工作过程；变频电路的组成和工作原理；主开关器件IGBT的结构特点、导通及关断过程、动态静态开关特性；逆变电路的工作原理。

In order to shorten wait time, prediction models are used to predict feature value, and accomplish fast response by comparison the similarity between prediction series and feature series.

为了缩短在批处理的等待时间，再利用预测模型对未来的值进行预测，通过比较预测序列与特定模式之间的相似性，来实现在线查找的快速响应。

You can buy sweetened beverages, if that suits you.

你若喜欢的话，可以买些含有糖精的混合饮料。

As many of you are probably aware, Nick and Vanessa were recently faced with an embarrasing sex scandal after naked pictures of the two getting jiggy with it in a hot tub surfaced the net.

正如很多你可能知道，尼克和 Vanessa 最近面临一个尴尬的绯闻事件后，赤裸裸的图片两个越来越jiggy与它在浴缸中的一个热点浮现净。