查询词典 volatility

To overcome volatility clustering problems,an adaptive neuro-fuzzy inference system is combined with a nonlinear generalized autoregressive conditional heteroscedasticity model that is tuned by adaptive support vector regression so as to tackle the problem of time-varying conditional variance in residual errors.

针对传统的自适应模糊推理系统无法解决波动聚类现象，通过分析自适应模糊推理系统和非线性广义自回归条件方差的特性，提出了融合自适应模糊推理系统和非线性广义自回归条件方差的调谐模型。调谐模型实质是指在对ANFIS和NGARCH进行独立运行的基础上，对运行结果进行动态调谐操作，从而提高系统的预测精度。最后，结合实际的项目数据，证明调谐模型提高了传统ANFIS对于波动聚类现象的应对能力，获得较好的运行效果

It also is shown that mean reversion and stochastic volatility can have a major impact on derivative prices.

结果表明，均值回复和随机波动率在衍生品定价中起重要影响。

The article was focused on China's mining capital market risk and volatility of the empirical analysis.

文章重点进行了我国矿业资本市场风险和波动性的实证分析。

Paolo Rocca, chairman of the steel body, said steel prices would be consistently higher as a result of the move to spot market pricing and the industry would also face considerably higher volatility, which would make it more difficult to plan investments.

罗卡表示，由于铁矿石转而实行现货市场定价机制，钢铁价格将会一直在高位上运行，行业的波动性也将明显加大，而制定投资计划将变得更加困难。

Hangzhou, Roderick also has a skilled research team, continuing research and innovation, allows the company has a strong new product development capabilities, make the product more responsive to the volatility of the market to meet the different users of the individual pursuit.

杭州得里克还拥有一支技术精湛的科研队伍，不断地研究和创新，使得公司具有较强的新品开发能力，使产品更加适应市场的多变性，满足不同用户的个性追求。

As Dr Peter Tarlow sagely observed the tourism industry is an integral component of the global economy and there is no doubt that tourism will be affected by the outbreak of global economic volatility.

作为医生彼得Tarlow内圣观察旅游业是一个不可分割的组成部分，全球经济和毫无疑问的是，旅游业将是受影响的爆发全球经济动荡。

Owing in large part to the city's geographical location and volcanic volatility, the rebuilding of Saint-Pierre has been limited, and many ruins remain.

圣皮埃尔的重建受到限制，保留了许多火山遗址，在很大程度上是因为其地理位置和火山波动。

Furthermore, the effect of a currency board or dollarization on bilateral FDI is much bigger than merely reducing exchange rate volatility from the sample mean to zero.

不仅如此，货币发行板制度或美元化对双边FDI的影响远远高于仅减少汇率波动的影响。

The task of security analyst is to avoid dramatic volatility in security market.

证券分析师的基本分析工具是基于调查研究基础上的基本面分析，注重股票等金融产品的内在价值，按照市场价值与内在价值的偏离来提出投资建议，从而避免了大量投机行为的出现。

However, it is difficult to prepare homogeneous mixture for diesel fuel because of its low volatility, high viscosity and low resistance to self-ignition.

在能源、环境和资源的多重压力下，低温燃烧成为研究焦点。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"