波函数

Because this algorithm has some better performance to reconstruct the incident wavefront, and refers to the nonlinear responses of the influence function, a new solution to correct the wavefront aberration by the CMDM is found.

结果表明，基于模拟退火的波前模式复原算法具有良好的波前复原性能，并且可结合影响函数的非线性特征描述，为连续膜波前复原控制问题提供一种新的解决途径。

Based on a localization principle and subband decomposition, monoscale ridgelet and curvelet were proposed, both of which were derived from ridgelet transform and can efficiently deal with smooth images with smooth edges including straight and curve singularity. They, hence, are of better application potention. sparse representation;optimal basis;ridgelet;curvelet;image denoising;non-parametric estimation

单尺度脊波和Curvelet变换由脊波变换发展而来，分别利用了函数局部化和频带剖分的思想，将脊波理论发展到了一个更高的阶段，这两种变换都能"近似最优"的表示直线和曲线奇异，因而具有更好的应用前景。

Main attention is paid on the third part; in this part several kinds of method to physical geodesy regularization problem are discussed, which are Tikhonov regularization, truncated singular value decomposition, biased estimation and least squares collocation.

在经典小波变换的基础上引入了球面小波概念，证明了Possion积分核是小波尺度函数，在尺度离散基础上证明了球外重力场处于一个多尺度空间。

The interactions of elliptic function waves are nonelastic,while the interaction of the degenerated coherent soliton structures dromions and lumps may be elastic and nonelastic as well.

此外，我们还构造了在雅克比椭圆函数波背景下的Dromion孤子，这种新的复合波形态与海洋中发生的畸形极值波极其类似。

The nonlinear simplx method with punish function are used to optimize the Osculating -Cone waverider with lift-to-drag ratio as the objective function and volumetric efficiency .length as limitation.

进一步的优化过程采用结合惩罚函数的单纯形法对吻切锥乘波机以升阻比最大为目标、以容积效率、长度为约束条件进行了乘波机构型优化，生成了更为适合应用的乘波机外形。

When P wave incidents,The P-P wave and P-SV wave created from the same point are both functions of incidence angle,and of the media above and below the interface,V p and V s they are coupled.

在P波入射时，地下同一点产生的P P波和P SV波是入射角、界面两侧纵波阻抗和横波阻抗的函数，并且两者是耦合的。

Effects of a single scatterer on the transport properties of a leaky electron waveguide are studied theoretically.

本文用一双波导模型模拟漏波导，用δ函数模拟散射势，从理论上研究了单个散射杂质对漏波导传输特性的影响。

Last, this paper introduced some concepts of multiscale geometrical analysis and curvelet transform theory. Because curvelet can showed this feature more 'sparsely' in the function included singular curve or singular side in two dimension space or multi-dimension space. This paper provided a robust digital watermarking technology algorithm based on curvelet transform. watermarking information was embedded into coarse scale coefficients after curvelet transforming, choose right embedding strength. Testing proved it has good invisibility and robustness.

最后，介绍了多尺度几何分析和曲波变换理论的相关概念，鉴于曲波能对二维乃至高维空间中含奇异曲线或者曲面的函数进行更"稀疏"地表示这一特性，本章提出了一种基于Curvelet变换的鲁棒数字图像水印算法，该算法将水印信息嵌入到经曲波变换后的图像的粗尺度系数中，合理选择的嵌入强度，试验表明该算法具有较好的隐蔽性和鲁棒性。

Taking the inner surface of cylinder as the research object,a deeply study on skew surface topography with wavelet lifting scheme was made.

利用双正交小波的优点，使用提升方案，采用边界对称延拓策略，解决了传统滤波函数在突变处和边界处的畸变效应，并以缸套内表面为例，选用bior4.4双正交小波，证明了提升双正交小波在表面形貌分析中的改善作用。

The structure beam response control method based on the traveling wave model was discussed theoretically. The theoretical traveling wave model was applied to a long thin beam with piezocrystal actuators and the traveling wave active control law for the condition of making measurement upstream and performing control downstream was derived and the control compensator formula of the flexural waveguide in the form of transcendental function was deduced.

从理论上探讨了基于行波模型的结构梁响应控制方法，在梁及压电陶瓷作动器处采用行波理论模型，导出了上游测量、下游点施加控制的行波主动控制律及相应的具有超越函数形式的控制补偿器表达式。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。