space domain的例句大全

Both schemes are in hiding secret information into an image in space domain.

这两种方法均是在空域中向图片藏入秘密信息。

at last, the field is transformed back to space domain by inverse fourier transform.

最后通过傅立叶反变换, 将波数域内的电磁场响应转换到空间域.

Estimation of Three Dimension Image Noise for Time and Space Domain and Singal to Noise Ratio

时空域三维结构图象噪声及信噪比测试

Reconvert them into time-space domain to achieve the separation.

然后把它们变换回到时空域，即可实现纵横波分离。

differential format of quasi p-wave equation in frequency-space domain was created on the basis of optimum coefficients computed by way of optimization theory;

再依据最优化理论求取的优化系数建立了频率-空间域中准P波波动方程的差分格式；

a space domain filter for stain removal from document images

消除文字图像污渍的一种空域滤波方法

In the low light level image processing, the time and space domain noise in the signal not only limits the lowest illuminance of the system but also make the image show random glitter.

在微光像增强器成像中，迭加在图像上的时空域噪声，不仅限制系统可工作的最低照度，而且使显示图像有随机蠕动颗粒闪烁的外观。

Finally, digital image encryption was realized in the space domain.

最后，以8×8块为单位实现数字图像的空域加密。

The limit that space domain only be applied in LSB under gray image of digital watermark was changed. Then, experiment showed that the method have a better adaptability to normal attack.

在灰度图像中的数字水印中，空间域方法只能用在LSB（最低有效位）的局限性，同时，实验表明对常规攻击具有较好的识别能力。

Firstly, space domain is chosen as characteristic domain after analysing characteristics of motion blur image.

首先，在分析运动模糊的特征后，选择空域作为特征域。

For the calculation of telegraph equation, we use barycentric rational interpolation collocation method. For the nodes of time domain and space domain, we approximate the unknown functions with rational interpolation. And we discrete the initial boundary value conditions with the same method.

对于电报方程的求解，我们采用重心有理插值配点法，对时间域和空间域上的节点均采用重心有理插值来近似未知函数，将初边值条件也进行相同的离散。

CT integral inverse transform means composition of plane waves, in other words, time-slowness domain data are converted into time-space domain data.

CT积分反变换是平面波的合成，把时间慢度域中的数据反变换到原来的时空域中去。

first, periodical boundary condition is used to make space domain in a photonic crystal unit cell, and for non-orthogonal crystal, non-orthogonal coordinate system is adopted.

本文研究的重点是减少计算时间，首先应用周期性边界条件，将计算区域始终限制在一个光子晶体元胞内，对于非正交结构的光子晶体，采用了非正交直线坐标系。

And for IWT s characteristic in space domain, using efficient algorithm and bit-split skill can greatly increase the operation speed.

利用整数小波变换空间上的非相关性，采用效率优先的算法和位分裂的编码技术，可以使得图像的处理速度有非常大的提高。

In space domain, The digital watermark of space domain superposes the watermark information on the signal space directly, Change vision alike plain values, generally in adding the watermark signal modulated in being vision the luminance or typewriter ribbons of element.

空域数字水印是直接在信号空间上叠加水印信息，从而改变图象象素的值，一般在是图象元素的亮度或色带中加入调制的水印信号。

In order to successfully implement the space domain segmentation, this paper also develops an algorithm that can distinguish connexity between pixels and extract the feature parameters in one image scanning procedure.

为有效地实现图像空域分割，本文提出了一种可在一次图像扫描过程中实现像素连通判别和特征参数提取的图像空域分割算法。

Gridding methods of geophysical irregular data in space domain

地球物理不规则分布数据的空间网格化法

For the purpose of processing the data from laterally variable velocity media, the operators are transformed back to space domain and migration is complemented by convolution.

为能处理介质有横向变化的叠前偏移问题，波场外推在空间-频率域中进行。

Thus, a change in spatio temporal database is represented by a change over a state, which can be projected to object domain, space domain and time domain separately in order to explicitly represent change over object, space and time.

按照对象域、空间域和时间域将时空数据库中的变化分别投影分解，显式地表达在对象、空间和时间上的变化。

Which includes explicit and implicit meaning of meaning. Third," the", "down" in the space domain of the metaphorical meaning is not inherent symmetry.

其中包括有显性含义和隐性含义。三、上、下在空间域内所蕴含的隐喻意并不是对称的。