Out-of-sample volatility prediction performance of one year confirms the actual higher volatility in the end of the year.
模型的跨度为一年的样本外条件异方差预测，显示出该年末汇率的震荡，与实际情况一致。
But the parallel combination does not perform well enough, and something should be done to improve prediction performance.
但是并联组合预测效果不够理想，有待改进以提高预测效果。
Combined with Unrestricted Motion Vector mode advanced prediction mode can be used to improve the prediction performance and reduce the "blocking" effects.
高级预测模式可与无限制运动向量模式一起使用以提高预测性能及降低方块效应。
The method can reduce the dimensions of the data set and the complexity of the model of SVMs, and doesn't affect its classification and prediction performance.
该方法可降低数据空间维数和支持向量机处理过程的复杂度，但不会降低分类和预测性能。
Results indicated that the prediction performance of this model to nicotine was satisfactory, and there was no significant difference between prediction value and measured value.
结果表明，该模型对烟草样品烟碱含量的预测效果良好，模型预测值与化学测定值之间不存在显著性差异。
Compared to the standard Balm-Welch training algorithm, this algorithm has lower complexity while prediction performance is better than or at least comparable to other existing methods.
同标准训练算法相比，该算法具有时间复杂度低，预测精度高等优点。
Application experience has been shown that both methods have good prediction performance in which the ANN method has better prediction performance in comparison with multiple regression method.
实践表明：两种模型对毛条的豪特长度、长度变异、短纤维含量和精梳落毛率均能进行较为准确的预测，其中人工神经网络预测模型预测效果优于统计回归模型。
Among the tested typical color-difference formulae, CIEDE2000 outperforms others for the lightness - and hue-difference prediction, while LCD has the best chroma-difference prediction performance.
在被测试的典型色差公式中，CIEDE2000具有最佳的明度和色调预测性能，而LCD的彩度预测性能则为最优。
Often, only first-order mechanical behavior is needed to provide sufficient accuracy in the prediction of optical performance.
通常，一阶机械特性就能为预测光学性能提供足够的精度。
A software architecture simulator: Multiple performance, reliability, maintainability, and cost prediction approaches are combined.
一个软件架构模拟器：集成了性能，可靠性，可维护性以及成本预测等多种功能。
In Marine and Ocean engineering area, the performance prediction is very important, and model test is an efficient method to carry out this prediction.
在舰船及海洋工程领域里，性能预报是非常重要的，而模型试验是完成这种预报的一种有效方法。
Combined with computer simulation, this method can be applied to steam turbine performance prediction, optimizing control as well as condition monitoring and fault diagnosis.
结合计算机仿真，可以实现系统的性能预测、控制优化、状态监测与故障诊断。
That will increase the accuracy and efficiency of the model test and the performance prediction.
这将提高模型试验和性能预报的效率和精度。
Numerical prediction of ship hydrodynamic performance at design stage using computational fluid dynamics (CFD) technique is a most important and challenging subject in the field of ship hydrodynamics.
采用计算流体动力学(CFD)技术实现在船舶设计阶段对船舶水动力性能的精确预报，是船舶水动力学学科中一个具有重大理论和实用意义的、富有挑战性的课题。
Sea clutter impacts seriously on the effect and efficiency of maritime surveillance radars. The research on sea model will benefit optimum detection algorithm design and performance prediction.
工作于海洋环境下的雷达面临较严重的海杂波的影响，海杂波统计模型的研究对最优检测算法设计和雷达性能预估有重要作用。
Prediction of characteristic and performance of laser cladding for al alloy based on artificial neural network.
基于人工神经网络的铝合金激光熔覆层特征与性能的预测。
This paper simply analysed basic conditions and velocity range in various weights of helicopter formation flight in single engine operative and performance prediction in specific weight.
本文对直升机单发编队飞行执行某任务的基本条件，不同重量时单发飞行的飞行速度范围，特定重量的性能估算进行了简单的分析。
On the basis of theories of performance of aquifer gas storage in foreign countries. The prediction model of performance of underground gas storages rebuilt by sandstone reservoirs are established.
借鉴国外含水层储气库注采运行的经验，提出了描述块状底水砂岩饱和油藏改建地下储气库注采运行的预测模型。
The examples indicate that using regression model instead of process and device modelling is superior in process optimized design and device performance prediction.
实例表明，在工艺优化设计和器件性能预测中用回归模型代替工艺-器件模拟具有较大的优越性。
The method of impeller parameters optimization design can be used in the selection of geometric parameters and the performance prediction of vehicle turbochargers.
所建立的叶轮几何参数优化选择方法，可用于车用涡轮增压器离心压气机的几何参数优化和性能预测。
A performance prediction model is established in this paper which taking ac count into gas compressibility and the change of cross section area of flow channel.
本文建立的性能预测模型考虑了气相的可压缩性和沿流道的截面面积的变化，介绍了数值模拟的方法和步骤。
In this simulating procedure the measured value of pressure wave from the inlet of injector is used as major input data for prediction of performance.
本模拟过程中利用喷油器进口处的压力波实测值作为性能预测的主要输入数据。
Pavement performance evaluation and prediction are the mostly research contents in the paper.
本文以路面使用性能评价和预测作为研究的重点。
The foundation of those equations create conditions for the performance analysis and prediction of axial-field permanent magnet synchronous motor.
该公式的建立为轴向磁场永磁同步电动机的性能分析及预测创造了条件。
The model performance has been illustrated by comparing the model prediction results with the data of triaxial compression tests on rockfill material in the wide range of the confining-pressure.
用建议模型对某土石坝的石渣料进行了预测和比较，结果表明，模型能够合理地预测粒状材料的变形和强度特性。
The diversity of film forming approaches has provide a new concept for studying the film-forming mechanism and performance prediction.
成膜物的成膜方式多样化为研究涂料成膜机理和预测性能开创了新思路。
This paper adopts the theoretical method to research the problem on the performance prediction and the design of the propeller operating in ship wake systematically.
本文采用理论方法系统地研究了非均匀流场中螺旋桨性能预报和理论设计问题。
This topic used CFD simulation technology for numerical simulation of the full port and performance prediction.
本课题运用CFD数值模拟技术对潜水泵全流道进行数值模拟与性能预测。
A theoretical prediction on the performance of the pulsed dye laser pumped by a copper vapor laser was given.
本文给出了铜蒸气激光泵浦的脉冲染料激光器性能的理论预测。
A theoretical prediction on the performance of the pulsed dye laser pumped by a copper vapor laser was given.
本文给出了铜蒸气激光泵浦的脉冲染料激光器性能的理论预测。
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