Prediction error是什么意思

网络释义

用法例句

The detection algorithm based on chaotic prediction error is used to detect objects under a chaotic background.

基于混沌预测误差的目标检测算法是检测混沌背景下目标的算法。

Because there is a dynamic tuning to the prediction error in the controller design, and the proportional integration type cost function is used, so the controller has strong robustness to unmodelled dynamic.

由于在控制器的设计中,进行了预测误差的动态校正,并且控制器采用了比例积分型(PI)目标函数,因此该控制器对未建模动态具有很强的鲁棒性。

It uses different embedding dimensions and delay time to reconstruct phase space,and compares the prediction errors,then the embedding dimension and delay time that make the smallest error are the best one.

提出了一种用于多变量时序相空间重构的嵌入维和时间延迟联合算法,它利用不同嵌入维和时间延迟重构相空间后所得的预测误差进行比较,最小的误差所对应的嵌入维和时间延迟作为最佳的嵌入维和时间延迟。

This paper seeks to describe the investment recommendations,earning forecast error and the source of the error.

本文以国内证券分析师业的业绩预测和投资评级为研究对象,从投资评级的准确性、投资建议赢利性、业绩预测误差及其来源等几个方面进行了实证分析。

In order to avoid double-talk detection, an AEC algorithm based on Filter-LMS algorithm is proposed, which applies the sum of far-end signal and output error instead of the far-end signal to activiate the forecast error filter, and thus to contributes to reducing the influence of near-end signal.

为避免双端话音检测,在滤波型LMS算法基础上,用远端信号和误差输出信号的和代替远端信号去激励预测误差滤波器,降低近端话音的影响。

Furthermore, the difference is studied in more details in terms of the de-trending effect, stabilization method, convergence speed variance of estimate s limit distribution, forecasting errors, dynamic features and so on.

首先分析了如何从图形与模型描述变量的特征上,区分趋势平稳过程中带常数项的单位根过程,然后从去势效果、平稳化方法、参数估计量极限分布的收敛速度、方差以及在预测、预测误差和动态性质等方面研究它们的区别。

The forecasting error that the model may produce is estimated.

通过条件期望建立了一个经济预测中的最优预测模型,并对其产生的预测误差进行了估计。

This paper studies the relation between the structure of the forecasting error information matrix and the nature of the combination forecasting method of non negative weights.

研究组合预测误差信息矩阵的结构与非负权重组合预测方法性质之间的联系。

Firstly, the present machining error prediction technologies and their disadvantages were analyzed and compared.

在分析现有加工误差预测技术不足的基础上,提出基于支持向量机的加工误差回归建模和预测方法,并对实际应用中的问题进行了分析和总结。

It can do pixel prediction and error prediction by function evolutional mode during lossless image compressing to improve the performance of lossless image compress.

该系统由进化单元、函数单元和分类单元组成,运用遗传算法(GA:GeneticAlgorithm)自适应地改变其配置结构,在压缩过程中以函数进化的方式,进行像素预测和误差预测,以此增强无损图像压缩的性能。

ex post facto rms forecast error

事后均方根预测误差

backward prediction error filter

反向预测误差滤波器

forward prediction error filter

正向预测误差滤波器

Generalized Predictive Control with Predictive Error Correcting and Increasing factor;

具有预测误差校正的ρ增量型广义预测控制

The weak signal in laser clutter background can be detected by means of the prediction error.

利用预测误差检测到激光杂波中的有用弱信号。

RESEARCH ON TAX PREDICTION ERROR CORRECTION MODEL BASED ON COINTEGRATION THEORY;

基于协整理论的税收预测误差修正模型初探

Regularity of City Gas Load and Its Prediction Error Evaluation

城市燃气负荷规律性分析与预测误差评价

Lossless Compression for Hyperspectral Images Combined with Predictive Error Feedback

结合预测误差反馈的高光谱图像无损压缩研究

Risk Management of Load Forecasting Error in Power Market Based on VaR

市场环境下负荷预测误差风险管理研究

Forecasting for non-stationary errors of ship-measured data based on wavelet

船测数据非平稳误差的小波预测方法

The results reveal that the combined forecasting model is more effective.

结果表明，此组合预测平均误差和预测平方根误差均较小。

Global Positioning System (GPS) Error Source Prediction; Master's thesis

全球定位系统(GPS)误差源预测/硕士论文

The Errors Bound of VWCF on｛E_(ik)｝-Orthogonal;

{E_ik}——正交条件下变权组合预测的误差界

A Study of the Predictive Control of a Boiler Combustion System through the Correction of a Forecast Error

用预报误差校正的锅炉燃烧系统预测控制研究

The forecast accuracy was proved to be satisfactory with an error ratio less than 6%.

检测了模型的预测精度，结果显示误差小于6%。

Dynamic measurement errors real time forecasting method based on improved least squares support vector machines

基于改进LSSVM的动态测量误差实时预测方法

An Error-Forecasting-Based Soft-Sensing Model for Coke Oven Flue Temperature

基于误差预测的焦炉火道温度软测量模型

Predictive Coding and Disposal of Quantized Error for Lossless Compression of Images

图像无损压缩的预测编码及量化误差处理