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- The method suggested is applied to the parameters estimation of time varying long memory SV model of return series of China stock markets. 用该方法对中国股市收益进行了时变长记忆SV模型参数的估计。
- As a matter of fact, the day's and week's return series show noisier than the monthly return series, but the months return series indicate strong fractal time series. 然而中国股市的日和周对数收益率相对月对数收益率则表现出较强的随机序列特征;而月对数收益率则呈现出较强的混沌序列的特征。深综指的分形维数为4.;6而上综指的分形维为3
- By applying the detrended fluctuation analysis (DFA), the logarithmic return series of Chinese stock markets was studied and their scaling properties were analyzed. 摘要将消除趋势波动分析法(DFA)应用于我国沪深两市不同时间标度收盘指数的对数收益率序列,全面分析了我国股市的标度特性。
- Based on these results, ARFIMA-FIGARCH model is applied to Shenzhen and Shanghai indices, and estimations of parameters indicate no long memory in return series. 基于长记忆的检验结果,本文对我国深圳成指和上证综指日收益序列采用ARFIMA-FIGARCH模型检验收益的长记忆并拟合波动的动态结构,参数估计结果表明收益序列无长记忆。
- 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. 摘要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。
- The results of empirical study indicate that the SV models based on the heavy_tailed distribution account more adequately for the features of the return series and volatility of Chinese stock market than that based on the normal distribution. 实证结果表明;厚尾分布的随机波动性模型较正态分布的随机波动性模型能更好地描述我国股市的回报与波动性的特征.
- A series of provocations led up to the border war. 一系列的挑衅事件导致了边境战争的发生。
- I buy him a drink in return for his help. 我请他喝酒以酬谢他的帮助。
- He rapped out a series of curt commands. 他大声发出了一连串简短的命令。
- We look forward to the return of spring. 我们期待着春天的到来。
- He avowed that he would never return. 他声明他决不回来了。
- Her story was nothing but a series of fabrications. 她说的完全都是编造的。
- He makes a return and go back to the hotel. 他掉转车头,驶回饭店。
- He might think it polite to return the visit. 他可能认为回访比较合乎礼仪。
- He swore by his honour he would return the bike. 他以自己的名誉发誓一定归还自行车。
- That new television series is not up to much. 那部新的电视系列片的效果并不十分理想。
- The normal return fare to New York is fifty-six. 去纽约的来回票标准价是56元。
- He assist me with my income tax return. 他帮助我填写所得税申报单。
- This victory has squared the series. 赢了这一场,把这组赛事的总分拉平了。
- He neglected to return his income tax form. 他忽略了所得税表格的申报。