1) demodulo operation
退模运算
2) modular arithmetic
算术模运算
1.
First the system changes the watermark into a bit sequence,and then embeds the bits into the block-DCT of the image based on modular arithmetic.
然后对原图像进行分块DCT变换,并以算术模运算为基础将二进制水印信息嵌入DCT块中。
3) Modular arithmetic
模数运算
4) fuzzy operation
模糊运算
1.
Considering the uncertainty,insufficiency of the measurement data and the great error to get the the weight of water with traditional method,this paper introduces a new method based on fuzzy operation to get the the weight of water in damaged main cabin of submarine.
论文介绍了一种基于模糊运算的求取潜艇破损主隔舱进水量的方法,该方法通过对不确定的测量参数建立模糊模型,根据模糊数的运算法则,分析了直接法求取破舱进水量所存在的问题,然后介绍了一种新的方法-构造法并运用这种方法给出了破舱进水量的模糊模型及其隶属函数,最后通过一个实例来阐述实际的应用过程。
2.
It is necessary to rationally explain the semantics of quantitative Fuzzy operations.
合理地解释定量模糊运算的语义是必要的。
5) modular arithmetic
模运算
1.
An area efficient modular arithmetic processor was developed that is capable of performing RSA public-key cryptography and other modular arithmetic operations as a coprocessor.
为以较小的面积代价实现RSA公钥密码算法及其他一些算法所需的求模、模加、模乘、模幂等运算,该文设计了一种可作为协处理器使用的模运算处理器。
2.
The principal objects used by the NTRU PKCS are polynomial of degree N-1 having integer coefficient which are operated by addition,subtraction,multiplication and modular arithmetic.
NTRU公开密钥体制算法主要对象是对N-1次多项式进行加、减、乘、模运算,所以该加密解密的速度比RSA等著名算法快得多,和椭圆曲线密码体制一起,成为新一代最优秀的公钥密码体制。
3.
In this approach,the 2D watermarks are embedded into the DCT middle frequency with modular arithmetic.
数字水印是实现数字产品版权保护的有效办法,本文在离散余弦变换域内对数字图像的隐蔽嵌入和提取算法进行了研究,实现了基于DCT中频的二维水印嵌入与盲提取算法,该算法以模运算为基础,实验结果表明,该算法针对图像压缩和噪声等攻击具有较好的鲁棒性。
6) template operation
模板运算
1.
The spatial algorithm of linear smoothing process is described in terms of template operation, and based on the 2-dimension Fourier transform, the analysis of its frequency-domain characteristics is conducted.
利用模板运算的概念描述线性平滑处理的空域算法 ,并基于二维傅里叶变换进行了频域分析 ,最后给出了计算机仿真结果与结论。
2.
Introduces the frequency-domain analytical means of template operation on image process ,for example average value filter and edge enhancement.
以均值滤波、边缘增强为例介绍了图像处理中模板运算的频域分析方法 ,说明如何运用模板的传递函数来分析模板的滤波特性。
补充资料：模运算性质
模运算有下述性质：
（1）若q|(a-b)，则a≡b (mod q) 11 ≡4 (mod 7) 18 ≡ 4(mod 7)
（2）(a mod q)=(b mod q)意味a≡b mod q
（3） 对称性,a≡b mod q等价于b≡a mod q
（4）传递性,若a≡b mod q且b≡c mod q ，则a≡c mod q
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条