intractability

The scheme is secure under the assumption of standard intractability problems .

在标准困难问题假设下，该方案是安全的。

Both of their security are based on the intractability of elliptic curve discrete logarithm problem .

两种方案的安全性都是基于椭圆曲线离散对数问题的难解性。

A digital multi-signature scheme is proposed based on the intractability of computing quadratic residues in finite fields .

基于二次剩余困难性问题，提出了一种适用于制造网格环境的多重数字签名方案。

One of the intractability appeared in researches is how to restrain all kinds of artifacts quickly and efficiently .

大量研究表明，怎样快速有效地抑制各种原因产生的伪影，仍然是研究人员所面临的一个非常棘手的问题。

The scheme is secure under the assumption of the intractability of logarithm problems and the random oracle model .

该方案在离散对数问题和随机预言模型假设下是安全的。

The seeming intractability of the dispute will not deter us from trying to reach an agreement .

争端看起来难以解决，但不会阻止我们努力达成协议。

The scheme 's security is based on the security of Hash functions and the intractability of the problem of decomposed large integers .

其安全性基于Hash函数的安全性和大整数分解的难解性。

There are many intractable problems in number theory , many cryptosystems were established of which the security is based on the intractability of these problems .

数论中存在着许多难题，很多密码体制就是以这些难题为安全性基础的。

The complications of duodenal ulcer that require surgical management are hemorrhage , perforation , obstruction , and intractability .

十二指肠溃疡需外科治疗的并发症是出血、穿孔、梗阻和顽固性。

We can admit the intractability of depravation , and still strive for dignity .

我们可以认为，腐化难以消除，但我们仍积极要求获得尊严。

By means of the intractability of ellipse curve discrete logarithm problem , a new secret sharing threshold scheme with double renewing is presented .

利用椭圆曲线离散对数问题的难解性，给出了一种新的双重更新秘密共享方案。

A multi-level threshold multi-secret sharing scheme based on bivariate polynomial and the intractability of the discrete logarithm was proposed .

基于离散对数问题的难解性，利用二元多项式，给出一种多级门限多秘密共享方案。

Here note that in previous analogues , the security parameter for ensuring the intractability of the ROS problem need to be at least 1600 bits .

此处注意，为了保证ROS问题的难解性，以往的同类方案的安全参数至少需要达到1600比特。

This will result in producing a series of negative effects on the economic and political situation in Europe . It also shows the intractability of the fundamental contradictions within the EU .

这一结果将对欧洲经济政治产生一系列消极影响，也反映了欧盟内部难以协调的根本性矛盾。

Objective : To study the significance of Stereotactic radio-frequency ablation multi-target in limbic system for treatment of intractability psychosis by image fusion with CT or MRI .

前言：目的：探讨CT、MRI图像融合技术引导下立体定向边缘系统内多靶点射频消融治疗难治性精神病的意义。

Methods : 35 cases of intractability psychosis were treated by CT or MRI image fusion and guided with stereotactic radio-frequency ablation multi-target in limbic system .

方法：对35例难治性精神病患者在MRI和CT引导下进行图像融合定位处理，于边缘系统内确定手术靶点，行立体定向多靶点射频消融手术。

The scheme is proven to be secure under the assumption that Hash function is secure under the random oracle model and the intractability of discrete logarithm problems .

在哈希函数在随机神谕的模型下是安全的和计算离散对数是困难的假设下，系统是安全的。

They claimed that the security of their scheme is based on the intractability of the factor - ization and the discrete logarithm modulo a composite problems .

在该方案中，他们声称该方案是基于求解大整数分解和离散对数问题是不可行的。

Elliptic curve cryptography is the most secure public key cryptography , which is based on the intractability of the elliptic curve discrete logarithm problem ( ECDLP ) .

以椭圆曲线离散对数的难解性为基础的椭圆曲线公钥密码体制作为当今安全性最高的公钥密码体制，成为国内外计算机密码学研究的重要课题之一。

Secondly , by means of the intractability of discrete logarithm problem and the property of linear equations , three dynamic hierarchical threshold secret sharing schemes with different cheater-detection are proposed .

接着提出了三种不同特性的安全防欺诈的多等级方案，分别运用离散对数困难性和线性方程组的求解特性来检测系统中的欺诈者。

The unit personalities and intractability add a whole new depth to a game that may not be recognized on the surface , but for one reason or another keeps us coming back for more .

游戏单位的个性化设计和独特性给游戏增添了全新的深度，它也许不会被大家一眼所认出，但是却能够使我们回味无穷，让我们欲罢不能。

Resources optimization and scheduling problem is a complex system that widely exists . A class of resources optimization and scheduling , such as logistics distribution and course scheduling problem are comprehensively concerned for their intractability .

资源优化调度问题是一个广泛存在的复杂系统问题，以物流配送和排课问题等的一类资源优化调度的典型问题，由其难解性引起了较为广泛的关注。

Moreover , the security proofs do not rely on any assumption of computational intractability , i.e. , the computing power of the adversaries can be seen as infinite .

本文同时证明了，这些协议不依赖于任何计算困难性假设，即其安全性不受攻击者计算能力的限制，因此是无条件安全的。

As the world and the Obama administration move into 2010 , it is not foolish or alarmist to express concern about the intractability of the Afghan ulcer .

在世界和奥巴马政府进入2010年之际，对阿富汗战争的棘手之处表示担忧，并非愚蠢或杞人忧天。

This paper introduces a revolutionary concept of pub-key cryptography and also provides a new ingenious method for key exchange , the security of which is based on the intractability of the discrete logarithm problem .

介绍了公开密钥算法的概念，提出了一个新的、有独创性的密钥交换的方法，它的安全性基于难以处理的离散对数问题。

By means of the intractability of ellipse curve discrete logarithm problem ( ECDLP ), a ( t , n ) secret sharing threshold scheme based on ellipse curve cryptography was proposed .

利用椭圆曲线离散问题对数问题的难解性，给出了基于椭圆曲线密码体制的（t，n）门限秘密共享方案。

Elliptic curve cryptography ( ECC ) is a kind of public key mechanism that provides the same functionality as RSA , in which security is based on the intractability of the integer factorization problem .

椭圆曲线密码（ECC）是一种公钥密码体制。它所提供的功能与众所周知的RSA公钥密码体制是一样的。

With the hazard and intractability of swine wastewater , it was analyzed that the temperature , ammonia nitrogen and COD impact on the SBBR phosphorus removal of swine 's anaerobic digestion .

针对猪场废水的危害和难处理性分析了温度、氨氮和COD对序批式生物膜反应器（SBBR）处理猪场厌氧消化液的除磷效果的影响。

At a moment when nationalistic claims and counter-claims are resounding over the ice-floes , the region 's intractability still forces its would-be conquerors to rub along .

当有朝一日国家主义的主张或反诉回漾在冰川之上时，这一地区问题的刺手性仍将迫使那些自诩的征服者们勉强共处。

Its ( security ) is based on the intractability of the integer factorization problem as RSA , and it is able to resist the chosen-ciphertext attack against RSA and easy to be implemented .

它与RSA算法相似，其安全性基于大数因式分解的难度，能够抵抗对于RSA的选择密文攻击，并且易于软件实现。