查询词典 convolution equation

This article makes use of the chaotic power spectrum de-convolution, adder, translational, zoom to construct a new pseudo-random sequence. Through theoretical analysis and simulation experiments, the characteristics of the sequence are able to meet Golomb's three public supposals.

本文就是将混沌连续的功率谱进行反褶、平移、相加、缩放等变换构造出了一种新的伪随机序列，通过理论分析和仿真试验，初步验证了该序列的各项特性是满足了Golomb的3个公设。

Firstly , this article introduced the encoding and decoding principle of two kinds of coding technology, space time code uses the difference space time grouping code, the Turbo code uses two recursions systems convolution code the encoder parallel cascade, the decoding uses the SOVA algorithm.

本文先介绍两种编码技术的编解码原理，其中空时编码采用差分空时分组码，Turbo编码采用两个递归系统卷积码编码器的并行级联，译码采用SOVA算法。

The theoretical nutations of a non-rigid Earth are computed from a convolution of the rigid Earth nutation amplitude with a transfer function accounting for the geophysical parameters influencing the Earth rotation. The value of the Earth dynamical flattening correspounds to a scale in the rigid Earth nutation series.

在刚体地球章动振幅的计算中，地球动力学扁率值起着尺度因子的作用，要改善刚体地球章动振幅的计算，需要修改目前的黄经总岁差值。

The scanning hologram of an object is the convolution of the transmittance of the object with the intensity distribution of the Fresnel zone plate and the reconstruction of the hologram is obtained by correlation operation.

该技术通过将物体的光强分布函数与菲涅耳波带板的光强分布函数进行卷积运算来得到物体的扫描全息图，通过相关解卷积的方法来进行扫描全息图的数字重建。

In the improved algorithm, the computation of three-order time derivative is replaced by convolution approximate calculation, which simplifies the computation process and reduces computation amount, and is high effective and robust.

改进算法用褶积近似运算代替时间3阶导数的求解，因此简化了计算过程，减少了计算量，是一种高效稳健的算法。

At the prehatching stage, jaw teeth, goblet cells and taste buds appeared, the stomach was differentiated. Longitudinal folds of the stomach epithelium could be seen, which gradually became more and more prominent. The intestinal convolution and the pancreas also appeared.

胚胎发育至孵化前期时，颌齿、杯状细胞和味蕾出现，胃已分化形成，胃粘膜层具较浅的纵行褶皱，肠管已形成一个回曲环，胰脏出现。

Introduces the raw cotton property effect on yarn strength ,and deals throug h the experiment with the relationship between cotton yarn strength and cotton f iber thinness,the rate of short-staple and its number of natural convolution,so as to provide theoretical reference when using cotton fiber reasonably.

介绍原棉性能对纱线强力的影响，并通过实验探讨棉纱强力与棉纤维线密度、短绒率、天然转曲数之间的关系，为合理使用棉纤维提供了理论依据。

For the limitation of current license plate location measurement methods,a new algorithm is presented,using complicated texture,sharp-cut contrast and exterior to get the contrast energy,based on extremum region of convolution energy.

针对现有车牌定位方法的局限性，提出了一种基于灰度图像求取卷积能量极值区域的车牌定位新方法。该方法充分利用车牌的纹理复杂、对比度鲜明、外型规则等特征构造车辆图像的能量图，然后通过选取能量区域定位车牌。

The product of two polynomials is found by taking the convolution of their coefficients.

多项式发现两个产品采取的系数卷积他们。

The effect of inner pressure on buckling critical torsion varies with the different of convolution number.

发现，内压改变对波纹管失稳临界扭矩的影响随波数变化而不同。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。