查询词典 transform

Finally, the way of the optical image encryption with chaotic sequence based on joint transform correlator is proposed.

最后，本文提出了利用混沌序列相位对图象在联合变换相关器中进行加解密的方法并作了计算机模拟分析。

Joint Transform Correlator are widely used in optical image correlation recognition.

联合变换相关器在光学图像相关识别中得到了广泛的应用。

The result showed that the normalized-based fringe adjusted joint transform correlator was a kind of reliable correlator.

结果表明基于归一化的条纹调制联合变换相关器是一种比较可靠的相关器。

The traditional optical encryption methods are classified into two kinds, one is based on the joint transform correlator, the second is based on the matched filter.

传统的光学加密方法分为两类，一种是基于联合变换相关器的加密方法，第二种是基于

Some novel methods and techniques of optical image encryption based on joint transform correlator were put forward ,and simulation results were demonstrated.

提出了几种基于联合变换相关器的光学图像加密方法，并进行了计算机仿真与验证，对这些方法进行了分析比较研究。

Finally, the way of the double-JPS interference in order to simplify the architecture and the processing program of joint transform correlator are proposed.

最后，为了简化联合变换相关器的结构和处理过程，提出了用双功率谱干涉的方法进行目标识别。

In conclusion, the experiment results show that it is feasible to combine the photorefracitve crystal with the joint transform correlator.

研究结果表明，将光折变晶体与联合变换相关器相结合构成光折变联合变换相关器是可行的。

In order to mine the structure difference of the chinese and english characters,the gradient information of the pixel based horizontal and vertical stroke vector,gradient orientation correlogram and the relative gray information of the location correlation pixels based census transform histogram are used,they can be robust to illumination,noise and resolution and so on,and can be applied to camera-based images.

为了能够很好地挖掘中英文字符之间的结构差异，提出采用基于象素梯度信息的水平垂直笔画向量和梯度方向相关图，以及基于位置相关象素的相对灰度信息的Census变换直方图，它们对光照、噪声以及分辨率等都具有良好的鲁棒性，可以应用于基于相机的图像。

An image fusion method based on cortex transform is proposed.

摘要提出一种基于皮层变换的图像融合方法。

We proposed and proved three theorems through which the theoretical formula of cosine transform spectrum of gravity anomalies of the point mass and the vertical rectangular-cylinder was deduced in order to obtain the general equation of gravity anomalies.

为获得重力异常余弦变换谱的通式，提出并证明了3个定理；利用它们推导了点质量和直立矩形柱体的重力异常余弦变换谱理论公式，同时给出了重力异常余弦变换谱通式。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。