分布系数

Not only statistical distribution but also the spatial distribution of discrete cosine transform coefficients are taken into account, it is robust for transform, rotation and scale.

该算法不仅体现了DCT块中各个系数的统计分布，同时也捕捉到它们的空间分布信息，对图像的平移、旋转和尺度变换有一定的鲁棒性。

This article analyzed laser gain function and Voigt function I( v,v0 ), pointed out that the integral difficulty originate from Dopper and Lorentz profiles.

本文分析了激光增益系数ζ和佛克脱积分函数I(υ，υ_0)。指出两函数的积分困难均来源于洛伦兹分布函数和多普勒分布函数的褶积。

Used turbulent flows model,methane/air half-particular chemistry mechanism and laminar flamelet model couple to calculate,and work out that excessive air coefficient is 1.2 and 1.4,where velocity in firebox and mixture,temperature and component in radial.The result indicated...

利用湍流流动模型、甲烷/空气半详细化学反应机理和小火焰模型耦合求解，分别计算出过量空气系数为1.2和1.4的速度在燃烧室内的分布状况以及混合分数、温度和组分的径向分布，模拟结果表明小火焰模型能够用来描述燃烧室内燃烧机理。

This test method is called integer-variation test, and it is based on the statistical distribution of the fractional part of a random variable multiplied by an appropriate integer.

证明了首项系数为整数的n个独立随机变量和的小数部分的统计分布性质，并证明了当求和个数趋于无穷时的统计分布性质。

First,its characteristic of Gamma distribution can follow the bit rate of a VBR video source better.

该模型的Gamma分布特性能较好地描述VBR业务比特流的分布，由自相关函数决定的模型系数更充分地描述了自相关函数的行为，利用三态马尔科夫链的两个补充过程可以较理想地描述场景切换下的视频业务模型。

The effects of different parameters and cross-sections on axial velocity, the distribution of secondary flow, temperature field, turbulent kinetic energy, wall friction coefficient and wall Nusselt number are analyzed in detail.

详细分析了充分发展的和发展段的湍流管道内，不同截面形状和几何参数对轴向速度分布，截面二次流结构，湍动能，曲线管道摩擦比，温度分布和曲线管道Nusselt系数比等管道流动和传热特性的影响。

From the load factor analysis,it was found that both geometry and stress distribution have

通过负载系数分析发现：因为缺陷分布不均匀，所以在估算MEMS的受力情况时必须同时考虑几何因素和应力分布。

An optimization procedure is established to obtain location parameter of Weibull distribution, which corresponds to the maximum of the absolute value of the linear regression coefficient.

通过对线性拟合相关系数的最优化求解来确定Weibul分布的位置参数，再由最小二乘拟合便可估计出Weibul分布的形状参数和尺度参数。

When Logistic curve was used to coincide with the state distribution of the change of b...

用 Logistic曲线拟合毛竹笋含水率随干燥时间变化的状态分布，幂函数拟合制品复重率的状态分布，决定系数 r2 分别达 0 。972 5和 0 。961 0以上

Using the estimation of marginal and joint statistical distribution of Contourlet coefficients via the method of maximum likelihood estimator, multiplicative watermarking and blind detection framework is presented in the Wavelet transformation domain and the Contourlet transformation domain.

采用极大似然估计的方法对Wavelet变换和Contourlet变换系数的边缘分布和联合分布进行拟合，提出了一种Wavelet变换域和Contourlet变换域乘嵌入水印及盲检测框架。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。