• 如何根据离散序列表示连续信号一个基本问题

    Then how to represent a continuous signal in term of a discrete sequence is a fundamental problem.

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  • 通过发生函数零点研究离散序列组合性质组合中的一个重要课题

    To study combinatorial properties of discrete sequences by means of zeros of generating functions is an important topic in combinatorics.

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  • 本文研究定义状态-事件序列谓词离散事件系统的状态反馈控制问题

    This paper studies the problem of state feedback control for discrete event systems, where the predicate is defined on the set of state-event sequences.

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  • 首先利用多维m序列作为激励输入信号实验建立出空气传送部分的多变量离散状态空间模型

    Firstly, the paper models the multivariable discrete state-space model of the air transmission unit by the lab method, using multi-dimensional inverse m series as input stimulus signal.

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  • 正弦信号矢量电压测量可以取样得到时间离散信号序列中获取。

    The measurement of vector voltage can be got from the discrete sequential data of a sampled singal.

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  • 时间序列分析统计学分支之一,它的研究对象是离散有序数列变化特征变化趋势

    As one of the branches of statistics, time series analysis focuses on the variation characters and trend of discrete ordered data series mainly.

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  • 股价序列离散研究提供一些用于股市分析预测的有用信息

    Studies on the discreteness of stock price series can provide useful information to aid market analysis and prediction.

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  • 技术在水印嵌入混沌系统生成水印序列离散小波变换低频子带上嵌入水印,保证水印的鲁棒性

    While embedding watermarking, the watermarking sequences are produced by the chaos system, and are embedded into the low frequent coefficient of DWT domain to guarantee the robustness of watermarking.

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  • 本文证明时间域内的平稳相关序列离散傅里叶变换之后,听得到域内的正交随机序列

    This paper proved that a frequency stochastic sequence obtained from a stationarily correlated time series by using discrete Fourier transform is orthogonal.

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  • 性能分析结果表明方法离散长球序列窗口分析方法具有相当的估计偏差方差性能。

    It is indicated by the performance analysis that the approach here has comparative bias and variance as the approach of discrete prolate spheroidal sequence multitaper spectral analysis.

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  • 基于JPEG图像离散余弦变换DCT系数直方图序列提出一种新的检测JPEGMB2隐写方法

    Based on the Discrete Cosine Transform (DCT) coefficient histogram difference sequences of JPEG images, a new steganalytic method was proposed to realize the steganalysis of JPEG MB2.

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  • 通过这种方法比较容易地获得非线性系统对于激励离散信号模拟信号响应时间序列

    By this method, for a real excitation discrete signal or a simulating signal, the response time series of a non-linear system can be easily obtained based on the Z-transform technique.

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  • 该文介绍了一个新颖针对跨地区时间序列离散方法

    This paper introduces a novel method to discretize cross-sectional time series.

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  • 该方法参数曲线代替单值函数曲线,序列离散代替连续曲线。

    Using parametric curves, it substitutes the functional curves, replaces the continuous curves with sequential discrete points.

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  • 本文阐述离散时间过程理论时变马尔科夫差分序列城市交通车队状态观测器中的应用

    This paper presents some applications of discrete - time point process theory, time - varying Markov chain and Martingle difference in urban traffic computer-based control systems.

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  • 采用二维离散混沌模型研究了从混沌序列加密因子序列映射方法

    Mapping method about chaotic sequence is researched to encryption factor sequence using two-dimensional discrete chaotic model.

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  • 给出离散时间序列多重分形除趋势涨落分析方法霍尔德指数的计算方法,并用它们研究气温时间序列

    We give multifractal detrended fluctuation analysis and Hlder analysis of discrete time series and use them to study the temperature time series fluctuations.

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  • 可以期望,广义谱概念建立,十分有助于排队系统输出序列、排队仿真序列以及所有离散系统随机仿真序列特征与规律的揭示。

    We can believe in that the new concept will be beneficial for the study on the output sequence of queuing system, and queuing simulation sequence as well.

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  • 研究一类具有良好隐蔽性一元三次离散动力系统混沌序列产生情况,提出了混沌序列的异或置乱加密算法

    The chaos sequence procedure of a kind of discrete dynamic system with good concealing feature is studied, and two algorithms about chaos sequence are provided.

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  • 车间生产工厂生产大量不同离散项目需要不同的序列通过生产设备,通常称为车间

    Job-shop production a manufacturing facility that produces a large number of different discrete items that require different sequences through the production equipment is usually called a job shop.

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  • 算法利用混沌序列筛选数据库记录数据筛选出数据项依赖其他的元组,离散分布状态。

    The algorithm uses the chaos sequence select data items of records, selected items is not dependent on the other records and distribute by discrete;

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  • 通过离散傅立叶逆变换分析,我们得到一个线性方程组它的可以作为序列

    Analyzing inverse DFT, we obtained a system of linear equations, whose solution can be taken as the spectrum of the data series.

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  • 研究了离散时间动态系统混沌序列统计特性

    This paper analysed the statistic property of chaotic sequence generated by a widely studied discrete time dynamic system, Logistic_Map.

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  • 分析了工作原理数学模型研究了它的抗干扰特性给出了离散随机脉位序列调制码产生方案。

    The block diagram of the system is given and its working principle and mathematic model are analyzed. And also, its anti jamming performances are studied.

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  • 文中应用响应离散形式将模式谱的计算结果北半球(1881—1980年)平均温度距平序列实际谱进行了统计检验,从而论证了随机模式模拟全球温度变化的适用性。

    The correspondence between the computed spectra by the model and the observed ones of annual mean temperature anomalies in the Northern Hemisphere from 1881 to 1980 is statistically examined.

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  • 文中应用响应离散形式将模式谱的计算结果北半球(1881—1980年)平均温度距平序列实际谱进行了统计检验,从而论证了随机模式模拟全球温度变化的适用性。

    The correspondence between the computed spectra by the model and the observed ones of annual mean temperature anomalies in the Northern Hemisphere from 1881 to 1980 is statistically examined.

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