查询词典 dual

In this paper,a new image denoising algorithm via doubly local Wiener filtering with windows based on Stationary Wavelet Transform with the Dual Tree Complex Wavelet Transform is proposed.

提出了一种基于静态小波变换和对偶树复小波变换的加窗的双重局部维纳滤波图像去噪算法。

In this paper,we proposed a method for extracting the texture features in transform domain based on Dual Tree Complex Wavelet Transform,and applied it to unsupervised textured image segmentation.

以对偶树复小波变换为基础，提出了一种提取纹理图像变换域统计特征，进而实现图像非监督分割的方法。

Dual tree complex wavelet transform ; Texture image segmentation ; Markov random field ; Bayesian estimation

对偶树复小波变换；纹理图像分割；马尔可夫随机场；贝叶斯估计

Compared with the traditional discrete wavelet transform, the dual tree complex wavelet transform has the properties of approximate shift invariance and more directionality. These properties are good for tracing, locating and preserving image features.

与常用的离散小波变换相比，该方法具有逼近的平移不变性和更多的方向选择性，有利于特征的跟踪、定位和保留。

The system has a scan volume of 8 x 2 x 2 metres and is able to inspect parts which have a complex, dual curvature geometry, by virtue of the fact that the motion of the squirters on each side of the part are totally independent - ie they are not linked by a bridge or any other constraining structure.

系统的扫描范围是8*2*2m，可检测复杂双曲面零件，该功能的实现主要是由于零件两边的喷嘴能够完全独立地运动-例如，他们不与桥连接或任何其他的阻碍结构连接。

As the Spaniard does not support vb, dual c a series of complex computing used to test the speed of the Eastern Pierce, a very sim...

由于linux下的CG3不支持vb，偶c++编的一个复杂运算用来测试CG3速度的东东，很简单请不要见笑。

At first,this paper analyzes the nature-artifical dual complex character of water cycle,then takes Taizi river basin as an example,builds the primary water cycle model of Taizi river basin .

从分析水循环的自然—人工二元结构性出发，以太子河流域为背景，建立了太子河流域水循环模型。

More over, in the two aspects, the Happy Excursion embodies complex and interlinked dual structures, and this explains why the idea has complicated influence. Because of different historical background, concept of value and method of research, people always hold different views and comments on the idea of the Happy Excursion.

进一步看，在精神境界和生存方式这两个方面，"逍遥游"又分别表现为复杂且内在相通的二重结构，诸如精神境界层面上的安顺自适与忘我超拔、有情与无情，生存方式层面上的随顺委蛇与疾俗孤傲、道德与超道德，等等。

In this paper, a speckle reduction method for Synthetic Aperture Radar images based on Dual Tree Complex Wavelet Transform is proposed, for the DTCWT has approximate shift-invariant and good directional selectivity.

利用双树复数小波变换(Dud Tree Complex Wavelet Transform， DTCWT)的近似平移不变性和多方向选择性，提出了一种基于DTCWT变换的SAR图像嗓声抑制方法。

In some extent, increasing the area of fuel nozzle will be improve the combustion efficiency of DR; 3, the angle between dual air-inlets have complex influence with the combustion of DR.

研究结果表明：(1)补燃室头部距离的增加能增强补燃室头部回流以及提高燃料在补燃室后段分布的均匀性，但也减少了燃料与空气在补燃室后段进行掺混和燃烧的长度：(2)在一定范围内，增加一次燃气喷嘴面积能提高冲压发动机燃料的燃烧效率：(3)进气道夹角对冲压发动机中燃料的燃烧影响复杂，对于采用对称结构喷嘴的冲压发动机，当进气道夹角等于180°时，燃料与空气的掺混效果最好；而对于一次燃气喷嘴采用不同偏心结构的冲压发动机，补燃室内流场与燃料燃烧效率随进气道夹角变化的规律基本相似。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐