查询词典 least squares

From the agro-climatic statistics point of view, using the application of stepwise regression, least squares, the moving average method, the correlation coefficient, partial regression coefficient method to determine the critical period of climate sorghum and climate key factor influencing sorghum output.

方法］从农业气候统计学角度，应用逐步回归、最小二乘法、滑动平均法、相关系数、偏回归系数方法，确定高粱气候关键期和影响高粱产量的气候关键因子。

Principal component analysis ; partial least squares ; correlation analysis ; statistical quality control

主元分析；部分最小二乘；相关分析；统计质量控制

The correlation projection analysis proposed in this paper, including Canonical Correlation Analysis, Generalized Canonical Correlation Analysis and Partial Least Squares Analysis, is a feature extraction method based on two groups of features or two data matrices.

本文提出的相关投影分析，包括典型相关分析、广义典型相关分析和偏最小二乘分析是建立在两组特征或两个数据矩阵上的特征抽取方法。

In our study, a new method integrating the radical basis function nets and partial least squares regression was studied.

为此，本文采用将径基函数网络和偏最小二乘回归相结合的建模方法。

In the chapter 4, we discussed the generalized linear inversion method of direct current IP data from the angle of the least squares method. The computed speed of inversion can be greatly raised by calculating the partial derivatives matrix combining the reciprocity principle with Broyden\'s quasi-Newton method.

在第四章中，从最小二乘广义线性反演的角度，探讨了直流激电数据的广义线性反演方法；在偏导数矩阵的计算过程中，通过将互换原理与Broyden拟牛顿技术相结合的计算方式，可大大提高反演的运算速度。

But the partial least squares regression models can be expressed by the original variables.

但是，由于偏最小二乘回归模型最终可以表示为原有所有变量的回归方程。

A super-resolution algorithm based on Partial Least Squares regression is proposed.

提出了基于偏最小二乘法回归的超分辨率复原算法。

The Partial Least Squares regression method and its improved algorithms are discussed,as well as feature fusion methods and their application.

讨论了偏最小二乘法及其改进算法、特征融合方法在图像识别中的应用。

Medium and long-term load forecasting based on partial least squares regression analysis.

基于偏最小二乘回归分析的中长期电力负荷预测。

The basic idea and calculation process of the partial least squares regression method are described briefly.

简要叙述了偏最小二乘回归法的基本思路和计算方法，阐明了将该方法应用于大坝安全监测资料的分析建模，能够突破传统回归方法的局限性，获得完整、稳健的监测量模型。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。