查询词典 quadratic

Nyang and Song proposed a digital signature scheme based on quadratic residue problem.

对Shimada公钥密码体制进行推广，提出一种新的密码体制，这种新的公钥密码体制的安全性建立在一般形式的素因子分解问题之上，攻击这种新的密码体制等价于对一般形式的大整数进行素因子分解，并设计一种新的数字签名方案和新的认证加密方案。

Duadic codes are a class of good error-correcting codes which include quadratic residue Q.

Duadic码是一类性能优良的二元循环码，它真包含二次剩余码

Artificial intelligence; natural language processing; natural language watermarking; quadratic residue; ontological semantics

关键字］人工智能；自然语言处理；文本水印；二次余数；本体语义

The paper provided a new digital signature scheme according to the characteristics of factoring polynomials over a large infinite field and quadratic residue.

依据有限域中因式分解和二次剩余的特性，得到一种在GF上有效求解二次模p方程的算法，并根据该算法提出一种数字签名方案。

In this paper,a forward-secure threshold signature scheme based on the Asmuth－Bloom threshold scheme is proposed.Its security is based on the difficulty of solving discrete logarithm in finite field and quadratic residue on some special conditions.

基于Asmuth－Bloom门限方案，设计了一种新的前向安全的门限签名方案，其安全性基于有限域上求解离散对数的困难性和在特定条件下求解二次剩余问题的困难性。

Aiming at the problem that most seal system electronic document andseal picture dont integrate well, it carries out embedding, extracting and authenticationby using the watermarking algorithm based on quadratic residue.

针对目前大多签章系统签章图片和电子文档的结合程度不高的问题，采用基于二次剩余的水印算法实现签章的嵌入、提取和验证。

This paper reviewed the advances of noise barrier structure in China, and illustrated the development of multiple-edged, T-shaped and Y-shaped top structures used for noise barriers abroad. The development of some new top structures, such as soft surface, quadratic residue diffusers surface of noise barriers was also introduced.

作者对国内声屏障结构形式的现状进行了分析，介绍了国外常见的多重边、T型、Y型等顶部结构的发展情况，同时介绍了声学软表面、平方余数序列表面等新型顶部结构的发展状况。

That is, a hacker can produce a valid signature for any message without the signer's secret keys. In chapter 4, we research the digital signature schemes based on quadratic residue problem. We first propose a new and efficient bit perturbation.

第三章第二节，首先分析Harn密钥交换协议的安全性，然后根据数学问题y=g〓 mod p设计两种新的密钥交换协，从而避免了Harn密钥交换协议的不安全因素。Z。

In chapter 6, we study the dimension of a code associated with a difference set and we also study how to construct Ramanujan graph by using difference sets, we obtain:(1) let q≡1 (mod 4) be a prime power, p be a prime such that p｜〓, then the p-rank of the quadratic residue partial difference set in the finite field GF is 〓.

在第六章中，我们研究差集对应的码的维数及用差集构造Ramanuian图，得到了：（1）设q≡1（mod 4）是素数幂，素数p｜〓，则GF中的二次剩余部分差集的p-秩是〓。

Some improved digital blind signature schemes, in security and efficiency, based on integer factorization, quadratic residue, and discrete logarithm cryptosystems are also be presented in this dissertation.

本论文亦针对现有各种植基於整数分解、二次剩余以及离散对数之盲签章机制，提出一些在安全上和效率上的改善方法。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。