This indicates that the series of prices of Yangtze River electric power stock is a fractal time series and presents obvious long memory.
这表明长江电力股票价格序列是一个分形时间序列,呈现明显的长记忆性特征。
Of course it includes several educational math and logic games you'd expect to see, it also features a few apps like the real-time fractal zoomer Xaos, designed to encourage higher learning.
当然,它也包含许多你想看到的教育性数学和逻辑游戏,也采用了一些像是实时分形缩放的Xaos之类的软件,用来鼓励学习更高一级的内容。
The traditional method of using fractal coding to embed watermarking often took a long time, which also strongly influenced the quality of images.
传统的利用分形编码嵌入数字水印的方法所需编码时间较长,对图像质量的影响大。
Firstly I created a layer of fractal noise that evolved over time using an expression.
首先我创建了一个分形噪声,随着时间的演变使用表达式层。
Change the Time value to adjust an animated fractal pattern. If animated is off, the Time attribute is unavailable. The range is 0 to 100. The default is 0.
改变时间值来校正碎片图案的动画。如果动画是关闭的,时间属性将是无效的。有效的范围是0到100。缺省值是0。
The paper is to organically combine the time series analysis method and neural network technology in the fuzzy control technology and fractal theory to predict mine gas emission quantity.
将模糊控制技术、分形理论中的时间序列分析方法与神经网络技术有机地结合起来,并运用于矿井瓦斯涌出量的预测中。
Furthermore, it expanded the scope of its application, drew up fractal graph with more higher number times and more complex root value, added the thought of escape time.
在此基础上加入逃逸时间算法的思想,绘制出了次数更高、根值更加复杂的分形图形,进一步扩展了它的使用范围。
The drought of Jinhua region has structure of time fractal.
金华地区的干旱具有时间分形结构。
After the time series fuzzy fractal processing of the mine gas emission quantity, the non linear relations of the influence factors were combined with BP neural network.
通过对矿井瓦斯涌出量时间序列的模糊分形处理,用BP神经网络对影响因素间的非线性关系进行拟合。
So, electric polarization feature of coal has been further studied by using fractal geometry theory of time.
作者据此利用时间分形几何理论对煤的电极化性质进行了进一步的探讨。
Reducing fractal block coding time is one of the main problems of fractal image compression.
缩短分形块编码时间是进行分形图象压缩的关键问题之一。
The fluctuation characteristics of liquid slug length was discovered by using the statistics theory and fractal theory to analyze the time series of liquid slug length.
利用统计理论与分形理论分析液塞长度时间序列来揭示液塞长度波动特性。
The EEG in lead - administrated rats is measured and analyzed using the method of chaotic time series analysis in this paper. The fractal dimension of EEG is determined.
利用混沌时间序列的分析方法,对铅中毒情况下的大鼠的脑电波进行了测试和分析,求出了其分形维数。
Presenting fractal mending content-area algorithm for the first time.
首次给出分形改进含量面积算法。
Some empirical formulas of seismicity and fractal nature of time, space and source dimension are derived based on a simple hierarchy model of seismicity in this paper.
文章从一个简单的地震活动层次模型出发,推导地震活动性中几个经验公式以及地震活动的时、空和震源大小分维性质。
In this paper the predictability of drillability time series was analyzed using fractal method based on the study of drillability time series characters.
本文从研究可钻性时间序列特征出发,应用分形几何方法,分析了可钻性时序的可预测性。
Fractal image coding is a very promising compression technique, but it suffers from long encoding time.
分形图像编码是一种很有前途的压缩技术,但编码时间长阻碍了它的广泛应用。
On the basis of the model and by applying time series analysis, it is discovered that the site measurement series of continuously dynamic gas emission possesses fractal property.
在此基础上,应用时序数据分析法,对实测得到的钻孔瓦斯涌出量序列进行计算分析,发现其具有分维特征。
Computing fractal associated dimension parameters of seismic data usually costs much time with the conventional computing method.
用常规方法计算地震数据分形关联维数需要花费很长的计算时间。
The nowadays fractal image compression schemes suffers from long encoding time, because of considerable comparisons with domain blocks for each range block to find its best-match domain blocks.
目前分形图像压缩的最主要问题是其编码时间太长,这主要是因为在分形编码时,对每一个待编码值域块都需要比较数量巨大的定义域块才能找到它的最优匹配块。
The regularity of the dynamic subsidence fractal increment of the ground surface point is revealed for the first time.
首次研究揭示了地表点动态下沉的分形增长规律。
A quick fractal block coding based on multiscale matching is presented in this paper. It provides a new approach for reducing search time.
提出了基于多尺度匹配的快速分形块编码,该方法为缩短分形编码的搜索时间提供了一条新途径。
Therefore, describe the fractal feature of acoustic emission time sequence by correlation dimension and research the evolution law of rock damage and failure process.
本论文采用关联维数来描述岩石声发射时间序列的分形特征,研究岩石损伤破坏过程的演化规律。
To shorten the matching time, the four level fractal approximation coding based on matching in neighborhood is presented.
为了缩短分形编码中值域块与定义域块池中的定义域块逐一匹配时间,提出了四级邻域匹配分形近似编码。
Lastly, the method of mapping these fractal surfaces to themselves is proposed to obtain a sequence of fractal surfaces of different time, and then the continuously dynamic ocean surface is simulated.
提出了分形面的自映射方法,得到不同时刻的分形序列,从而模拟连续动态变化的海面;
We applied four methods to analyze the fractal characteristic of systolic blood pressure time series recorded from rats.
本文用四种方法分析了大鼠的收缩压时间序列的分维特性。
Based on the statistical self-similarity of hydrolgy time series, a new approach for estimating the fractal dimension by using successive wavelet transform coefficients is proposed.
根据小波多分辨率分析和水文序列的统计自相似性,提出了水文序列分形维数的小波估计方法,给出了其计算步骤。
A new probabilistic function for studying the multi-fractal features on the volatility of variance of financial time series is proposed.
提出了一种新的概率函数计算方法,用于研究金融时间序列在方差波动方面的多重分形特征。
The fractal theory is applied to describe the process of the rock blasting. The fractal dimension of rock fracturing is considered to associate with the blasting stress and the impact time.
介绍了分形理论及其在岩石爆破破碎过程中的应用,指出岩石分形维数与岩石所受的压力和作用时间相关联。
Based on the analyses and study of the constructing fractal image's escape time algorithm, this article redefined the escape time function and provides the accelerated escape time algorithm.
本文在对生成分形图形的逃逸时间算法进行分析和研究的基础上,重新定义了逃逸时间函数,提出了加速逃逸时间算法。
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