We give multifractal detrended fluctuation analysis and Hlder analysis of discrete time series and use them to study the temperature time series fluctuations.
给出了离散时间序列多重分形除趋势涨落分析方法和霍尔德指数的计算方法,并用它们研究了气温时间序列。
The return series of New York oil futures market is analyzed based on multifractal detrended fluctuation analysis (MF-DFA) method, through which the obvious multifractal behavior has been found.
利用多重分形消除趋势分析法(MF -DFA)对纽约原油期货日收益率时间序列进行分析,发现纽约原油期货市场具有明显的多重分形特征。
For uniform time sampling, the level of frequency fluctuation will greatly influence the results of spectrum analysis.
采用等时隙采样方法,频率随机波动的大小则会严重影响谱分析的结果。
Basing on analysis of TCP flow control stochastic differential equation model, this paper presents a new method to analysis queue fluctuation.
本文在分析TCP流量控制微分方程模型的基础上,提出一种新的队列波动分析方法。
This paper is based on the grey system theory, in which an analysis of economic fluctuation is given and a practical example is analysed.
本文给出了一种以灰色系统理论为基础的经济波动分析方法,并分析了一个实例。
This paper introduces a new system for measuring the fluctuation of radar RF pulse series by using IF quadrature dual channel, and gives theoretic analysis of this system.
提出了一种利用中频正交双通道测量雷达发射机射频脉冲序列起伏的新的测量系统,并对此系统进行了理论分析。
Venation wave spectrum analysis finds out shape-structure change of mid-frequency signal fluctuation.
脉络波谱图分析查明了中范围(频率)信号波动的形态结构变化。
This method not only can be used in the analysis and calculation of power quality, but also in the theoretical deduction of voltage fluctuation and voltage flicker.
该计算方法可以应用于电力系统电能质量的分析计算,也可以应用于电压波动和闪变的理论推导。
By establishing bivariate regression model, this paper makes an empirical analysis on the correlativity between CHIBOR and price fluctuation in securities market.
对同业拆借利率及证券市场价格波动建立了双变量回归模型,并对两者的相关性进行实证分析。
The analysis and treatment of trouble of high-voltage circuit system are carried out through instance, and the effect of mains voltage fluctuation on equipment is also inquired initially.
对高压电路系统故障的实例进行了故障原因分析和处理,并对电源电压波动对仪器的影响进行了初步的探讨。
This dissertation makes a deep analysis on the factors, forms and developing laws of the management fluctuation phenomena and management crisis phenomena in the venture capital process.
论文对风险投资管理过程中的管理波动现象和管理危机现象的成因、形式及演化规律作了深入分析。
Aiming at strip thickness fluctuation presently caused by roll eccentricity in cold rolling, a method of improving precision in spectrum analysis is proposed.
针对目前冷轧生产中因轧辊偏心引起带材厚度波动的问题,提出了一种提高轧辊偏心信号频谱分析精度的方法。
Through the statistical analysis of the test results, it was found that we could obtain the liquid slug frequency from the fluctuation of the slug liquid holdup.
通过对试验结果的统计分析可以得出:①可以利用段塞流持液率的波动情况来确定液塞频率。
Through the operating data analysis of a 600MW load generating set, the major factors of steam temperature fluctuation was from the combustion disturbance.
通过对一台600MW机组运行数据进行分析发现,汽温波动的主要因素来自于燃烧扰动。
In the result analysis, a couple of flexible adjusting principles for interval cash flow and methods to calculate the fluctuation parameter of electricity price are provided.
在案例分析中给出了项目区间现金流的柔性调整原则和方法,以及电价波动率的确定方法。
The actual analysis indicates that the stock fluctuation of our country is mostly related to the direct policy control, and it is the biggest systematic risk in the secondary market.
实证分析表明,我国的股市波动多与直接的政策调控相关,为二级市场上较大的系统性风险。
The single cylinder misfire can be also done by the frequency spectrum analysis of rotating speed fluctuation at both low and high speeds, but it can not be determined which cylinder is misfired.
利用瞬态曲轴转速波动进行时域分析可在低速时诊断出单缸熄火,在高速时由于波动的复杂性就难以做到。
Transmission fluctuation correlation spectrometry (TFCS) is a new method for particle analysis.
消光起伏相关频谱法(TFCS)是一种新的颗粒测量方法。
Finally, it carried out static analysis, comparative static analysis and dynamic analysis on the key factors such as asset liability ratio, fluctuation ratio, and etc.
最后,对资产负债比、波动率等重要因子相继进行静态、比较静态以及动态分析并给出了相应的结论。
This paper conducts an empirical analysis of economic fluctuation from 1952 to 1999 in China, and provides some important stylized facts.
文章考察了1952~1999年间我国经济周期性波动的统计规律性,并从中概括出我国经济周期的典型事实。
By the analysis of pick arrangement parameters influenced on the load acting on cutting head, the strategy is presented to depress the load fluctuation.
通过分析截齿排列参数对截割头载荷的影响,提出了降低载荷波动的策略,建立了基于载荷波动最小的截割头截齿排列参数优化设计数学模型。
This study focused on analysis of pressure fluctuation on the body surface, prediction of exterior far-field noise and interior noise and the road tests.
本文的研究重点包括车身表面脉动压力的求解和分析、车外远场噪声和车内噪声的预估以及实车道路试验研究。
Climatic fluctuation and process of lake changes were revealed through high resolution analysis on environmental indices based on sediments of Ningjin lake.
宁晋泊沉积物的环境指标高分辨率分析,揭示了全新世温暖期以来气候变化规律和湖泊演化过程。
The main works are listed as follows:1) Based on higher-order statistics technique, a new method for differential pressure fluctuation signal analysis of gas-liquid two-phase flow is proposed.
基于高阶统计量技术,提出了一种气液两相流差压波动信号分析的新方法。
Based on the analysis of diverse factors that influence the fluctuation of stock price, the author sets forth that existence of random factors will result in the appearance of noise.
在分析了影响股票价格变动的各种因素的基础上,提出了随机的因素将导致股价时序中噪音数据的出现。
It has known by analysis of pressure drop fluctuation that quality of fluidization can be improved with wider size distribution particle.
对流化床压降脉动的分析可知,采用具有较宽粒度分布的大颗粒物料,有利于改善流化床的流化质量。
The properties and components of pressure fluctuation signals in gas solid fluidized bed was dissected quantitatively by using power spectrum analysis, R/S analysis and chaos analysis.
应用功率谱分析、R/S分析、混沌分析等对气固流化床压力波动信号的性质、组成进行了定量解剖。
During CVS analysis, the analysis results often show unstable and fluctuation. What's the problem in here? HOw can we solve this problem?
在CVS(循环伏安)分析中,分析结果总是出现波动不稳现象,为何?有没有解决方案?
The analysis indicates that the ratio is bounded by the traffic fluctuation and the quality of service (QoS) requirement.
分析表明:动态信道与固定信道的比例与业务量变化的大小以及相应的服务等级有关。
The analysis indicates that the ratio is bounded by the traffic fluctuation and the quality of service (QoS) requirement.
分析表明:动态信道与固定信道的比例与业务量变化的大小以及相应的服务等级有关。
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