衡量一种流密码性能的指标有多个,其中密钥流 序列的线性复杂度(Linear Complexity)就是一个重要的度量指标。然而,密钥流 的线性复杂度是不稳定的,若周期序列中发生误码,可能会引起复杂度的骤降。
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The linear complexity of the sequences has been determined.
并确定了该类序列的线性复杂度。
参考来源 - 伪随机序列设计及其随机性分析研究The new sequence sets are proved to have not only large linear span but large family size as well.3.
新的序列集不仅具有较多序列数目而且具有较大线性复杂度。
参考来源 - 直接序列扩频通信系统中的序列设计Results show that most of these sequences have good linear complexity.
结果表明该类序列具有较好的线性复杂度性质。
参考来源 - 一类新的六次剩余序列的线性复杂度 in CSequences with good pseudorandom properties and large linear span are widely used in the CDMA spread spectrum communication and cryptography.
具有优良伪随机特性和较大线性复杂度的伪随机序列广泛应用于CDMA扩频通信和密码学中。
参考来源 - 伪随机序列特性分析及其通用分析软件包实现·2,447,543篇论文数据,部分数据来源于NoteExpress
同时广义互缩序列具有大的周期和高的线性复杂度。
Simultaneously, the sequences have a large period and high linear complexity.
重量复杂度是度量序列线性复杂度稳定性的重要指标。
Weight complexity is an important index to measure the stability of linear complexity.
提出了带记忆组合器的非线性复杂度和相关免疫阶的概念。
The concepts of nonlinear complexity and correlation immune order of combiner with memory are proposed in this paper.
Linear algorithms tend to be things where, at one pass-through, you reduce the problem by a constant amount by one. If you reduce it by two, 1 it's going to be the same thing.
有问题么?,线性复杂度的算法,当进行了一个,常量级步数的操作的时候,将问题的规模缩小了一个。
I make the problem ten times bigger, it takes one more step to do it.
而在线性复杂度的算法里,我把规模扩大十倍。
Right? You can see that this ought to be linear, because what am I doing?
这个算法应该是线性复杂度的,因为这个算法是怎么执行的呢?
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