应用矩阵理论,对组合预测误差平方和的取值范围进行了研究。
This paper aims at discussing the value range of combination forecasting error square sum with matrix theory.
最小二乘法估算出的模型参数在预报误差平方和最小的条件下是最优解。
The estimated parameters using RLS procedure are the optimum solution based on the condition that the sum of square of the forecasted errors is the minimum.
本文提出了一种有效的方法时钟歪斜调度中心可以减少误差平方和增量分配的休闲裤。
This paper presents an effective approach for clock skew scheduling that can reduce the center error square and assign slacks incrementally.
而且,针对无监督图像分割的模型选择问题提出了带惩罚项的误差平方和阶次判定准则。
Furthermore, in order to solve the model selection problems of unsupervised image segmentation, the sum of squared error criterion with penalty term is proposed.
目前的基于多项式、正交多项式和加权正交多项式的图像配准方法是以误差平方和为度量标准的。
To correct the image distortions in orthopedic surgery based on the Xray fluoroscopic image, an orthogonal polynomial and a weighted orthogonal polynomial methods are proposed.
通过误差平方和的比较,确定利用基于输出误差(OE)模型的预报误差法所建立的模型的精度最高。
Through comparing their sums of squared error, it was concluded that prediction error algorithm-based OE model has the best precision.
它的学习规则是使用最速下降法,通过反向传播来不断调整网络的权值和阈值,使网络的误差平方和最小。
Its learning rule is to use the steepest descent method, by back-propagation network to continuously adjust the weights and thresholds, so the network and the minimum sum of squared errors.
用最小二乘法拟合等离子体粒子能谱实验数据时,通常使拟合函数与实验能谱数据之间的误差平方和极小化。
Fitting a curve for an experimental energy spectrum of plasma particles with the least square method, a square error sum between the fitted curve and experimental spectrum data is usually minimized.
结果表明,与传统的基于误差平方和准则的学习算法相比,采用模糊学习算法可以大大简化网络结构,有效提高模拟精度和效率。
The modeling results showed that the introduction of fuzzy learning method can not only simplify the structure of neural network, but also effectively improve the modeling accuracy and efficiency.
基于模糊熵准则和误差平方和准则建立了模糊学习算法,基于该模糊学习算法,应用BP神经网络对柜式空调机组的性能进行了模拟。
Based on fuzzy entropy rule and sum-squared error rule, a fuzzy learning method was presented. According to this method, BP neural network was used to model the performance of air-conditioning units.
对衰减因子停止指数函数拟合,两者差值的误差平方和为0.000127,说明此指数函数可以描绘太阳电池阵衰减因子衰降状况。
Attenuation factor of on index function fitting, both poor value error square is 0.000127, indicating that this index function can describe the sun battery array attenuation factor came away.
又以预测误差平方和SSE最小为目标,构造了优选并自动生成最佳平滑参数使平滑模型得以优化的最速下降算法,增强了指数平滑模型对时间序列的适应能力。
Aiming the square sum of error (SSE), we construct the algorithm to iterate and select an optimal parameter for optimizing the new models, which ADAPTS the model to time series more.
在身份识别这一部分,首先构建客户眼睛周边区域的生物特征数据库用于进行身份验证。在身份验证阶段使用了施瓦茨不等式算法和误差平方和(SSE)算法。
In the person identification part, we construct databases of biometrical features around the eye area of clients and, for authentication, Schwartz inequality and the sum square error (SSE) are used.
如果将能谱实验数据的对数拟合成直线以求得粒子温度,则最好对温度误差的平方和极小化。
However, if a straight line is fitted for logarithmic spectrum data to give the particle temperature, it is better to minimize the temperature square error sum.
利用BIC准则及残差平方和最小原则得到振梁加速度计的最佳误差模型。
The rules of BIC and minimum residual sum of squares are used to gain the optimum error model.
以新息序列的平均平方和为评价函数优化扫描光谱的峰位,消除扫描过程中可能产生的波长定位误差,从而保证滤波结果的准确性,并使实际检出限显著改善。
The whiteness of the innovation sequence for an optimal filter was explored to be the criterion for the correction of the wavelength positioning errors which may occur in spectral scans.
而广义移动最小二乘近似要求近似函数及其导数在所有节点处的误差的平方和最小。
However, the generalized moving least squares approximation makes require least squares approximation with regard to functional and its derivative value on all nodes.
最佳答案 · 最小二乘法是一种数学优化技术,它通过最小化误差的平方和找到一组数据的最佳函数匹配。
A mathematical procedure for finding the best-fitting curve to a given set of points by minimizing the sum of the squares of the offsets ("the residuals") of the points from the curve.
最佳答案 · 最小二乘法是一种数学优化技术,它通过最小化误差的平方和找到一组数据的最佳函数匹配。
A mathematical procedure for finding the best-fitting curve to a given set of points by minimizing the sum of the squares of the offsets ("the residuals") of the points from the curve.
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