有限序列
- 网络finite sequence
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对于一条有限序列,考虑其线性复杂度固然重要,但是更重要的是研究其子序列线性复杂度的变化情况,即研究序列的线性复杂度谱。
For a finite sequence , it is very important to study its linear complexity , but it is more important to study the changes in the linear complexity of its sub-sequence , that is to say , we should study the linear complexity profile of the sequence .
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快速傅立叶变换(FFT)运算速度相比离散傅立叶变换(DFT)提高了1至2个数量级,但当离散信号的有限序列太长时,FFT算法同样也无法满足实时系统的需要。
Compared to Discrete Fourier Transform ( DFT ), Fast Fourier Transform ( FFT ) is improved by 1 to 2 steps in speed , but when the sequence length of discrete signal is too large , FFT can not satisfy the requirements of the real-time system .
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贪婪t-相交有限序列族
Greedy t-intersecting Families of Finite Sequences
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本文证明了具有σ点有限序列邻域网的空间可以刻划为度量空间在某确定映射下的象。
It is shown that spaces with σ - point finite sequential neighborhood-networks can he characterized by the images of metrizable spaces under certain mappings .
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改进算法可有效减小截取被控对象时间响应(单位方波或单位阶跃响应)有限序列为内模的截断误差。
The improved algorithms can reduce significantly the truncated error of the truncating unit pulse ( or step ) response time-sequence of the controlled process as the internal model .
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CDMA有限精度序列解相关NP-hard问题的求解方法
The Solution of NP - hard Problem of Finite Precision Decorrelator for Multiuser CDMA Communication Systems
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同时提出了由FREE模型根据全ZOT路径覆盖准则产生有限迁移序列的算法,并且还实现了这个测试框架。
In addition , an algorithm generating transition sequence based on full ZOT path coverage criteria from a FREE model is presented . The test framework is implemented .
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连续卷积与有限长序列的卷积和在文献中给出了多种解法。
Numerical Deconvolution Method for Continuous Signals Processing and Its Application ;
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该文讨论解有限长序列卷积反演的3种方法。
This paper discusses three methods for problem of finite length deconvolution .
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约束线性方程组的解的有限逼近序列
A Class of Finite Approximation Sequences for the Solution of Constrained Linear Equations
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添零方式对有限长序列离散谱的影响
Effects on the Discrete Spectrum of the Finite Sequences with Different Zeros-Padding Modes
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离散有限信源序列的编码定理
Source Coding Theorems for Discrete Finite Source Sequence
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有限子序列覆盖映射及π映象
The Finite Subsequence-covering Mappings and π Images
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本文在文献[1]所发展的序列模型的基础上,利用文献[2]的结果进一步解决了一股离散有限信源序列的信源编码问题。
In this paper , we have solved completely the source coding problem for discrete finite source sequence .
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这一公理说明每个栈的关系与有限元素序列系统是同构的。
The representation theorem stating that every relational system of stacks is isomorphic to a system of finite sequences of elements is proved .
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通过采用提升的第二代小波变换,有限长序列的边界数据处理变得比较简单。
The boundary data processing for the finite length sequence is simple when the second generation wavelet based on lifting scheme is adopted .
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本文根据对数线性模型的理论建立了对状态有限随机序列二阶严平稳性的检验方法(可以推广到高阶)。
In terms of logarithmic linear model theory , the paper will establish a method to test strictly stationary of second order for stochastic series with finite states .
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本文主要是讨论了有限子序列覆盖映射的若干性质以及此映射与其它映射类之间的相互关系,另一方面本文还给出了局部可分度量空间的π映象的某些内在刻画。
In this paper , we discuss the properties of the finite subsequence-covering mappings and relation between it and other mappings . We also obtain some inter characterizations of the π images of locally separable metric spaces .
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对有限生成序列讨论了线性复杂度变化情况和联结多项式次数不变的情况下两个生成序列之间的关系。
As to finitely generated sequences , the change of their linear complexity profiles as well as the relationship between the two generated sequences under the case in which the degree of connected polynomials are fixed , are discussed .
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本文给出了有限长实序列幅度谱的内插公式,提出了一种由幅度谱恢复最小相位信号的改进复倒谱算法,该方法可明显地提高恢复精度、降低运算量。
In this paper , the interpolation formula of the amplitude spectrum of finite duration real-sequence Fourier transform is given . An improved complex cepstrum method of minimum phase signal reconstruction from amplitude spectrum is proposed . This method can obviously advance the reconstruction accuracy and reduce the operand .
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同时,提出了FREE模型的测试覆盖准则,并提出了由FREE模型产生有限的迁移序列的算法。
Presented a test coverage criteria of FREE model and an algorithm that generates transition sequence from a FREE model .
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通过数值计算结果表明:有限字长混沌序列的周期态和过渡态都具有正的最大Lyapunov指数,且小数据量法对有限字长效应是鲁棒的。
The results show that both periodic and transitional chaotic sequences have positive maximum Lyapunov exponent , and the small data sets method is robust to the finite word length of the computer .
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本文引入灰色系统理论,利用有限的时间序列,按照GM(1,1)建模方法,建立起黑龙江省污水总量长期预测模型。
This paper inserts grey system , makes use of finite time series , follows GM ( 1,1 ) building method , builds the long term prediction model of total waste - water in Heilongjiang Province .
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最低限度应有设备表一有限或无限序列的表达式的和。
The sum of a finite or infinite sequence of expressions .
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卷积码的有限响应输入序列及其码距特性
Finite Response Input Sequences and Characteristics of Distance for Convolutional Codes
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有限状态随机序列部分和的一个收敛性质
A Convergence of the Section Sum in Stochastic Sequence Under Finite State
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有限长脉冲序列频谱线性相位条件的推广
Popularization of linear phase condition for the finite impulse sequences
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有限正则测度序列的弱收敛
Weak Convergence of Sequence of Regular Finite Measures
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提出了基于离散贝叶斯算法识别有限长特征序列的识别方法。
A novel identification method using limited length feature sequences based on Discrete Baiyes algorithm is presented .
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综上,我们认为仅仅由有限的分子序列数据获得的系统发育关系是不可靠的。
In sum , we don 't believe phylogenetic relationship acquired by limited molecular sequences data is credible .