回归估计

To be completed Multiple regression model parameter estimation and statistical testing and econometric testing.

可以完成多元回归模型的参数估计和统计检验和计量经济学检验。

This multiplicative factor implies ρ≈ 0.9, which is greater than the estimated autocorrelations of our regression coefficients.

这意味着乘法因子ρ≈0.9，这比我们的回归系数的估计自相关更大。

Nonparametric estimation of average treatment effects under exogeneity:a review ［J］.

周志丹。回归函数的核估计法及其在经济分析中的应用［J］。

Keywords: Interval-censored data;nonparametric estimation;semiparametric model;nonlinear regression

中文关键词：区间删失数据；非参数估计；半参数模型；非线性回归

The magnitude of sliding mode switching gain is the key reason causing system chattering. Self-recurrent wavelet neural networks is used to estimate sliding mode switching gain on-line, which can reduce chattering caused by sliding mode control effectively.

滑模开关增益的大小是造成系统抖振的关键，采用自回归小波神经网络(Self-recurrent wavelet neural networks， SRWNN)在线估计滑模开关增益的大小可以有效降低滑模控制造成的抖振。

Nonparametric regression model ; orthogonal sequence estimation ; prediction

非参数回归模型；正交序列估计；预测

A new method for assessing harmonic impedance and the harmonic emission level is preseented, which is based on the partial least-squares regression.

提出了一种基于偏最小二乘回归的系统谐波阻抗及用户谐波发射水平的估计方法。

Based on the return of all Poles AR model of random signal of the power spectrum estimation.

基于自回归，全极点的AR模型，对随机信号的进行的功率谱估计。

Meanwhile, for the characteristics of plant disease spot, segmentation model was created by utilizing the local correlated characteristic of Markov random field and linear stationary auto-regression model formed by Gauss distribution, and self-adaptive segmentation of plant disease spot was realized through optimizing the model with improved ant colony algorithm and maximum a posteriori probability estimation of Gauss-Markov random field.

同时，利用Markov随机场的局部相关特性并结合Causs分布组成线性平稳自回归模型，针对植物病斑特征建立分割模型。最后，采用改进型蚁群算法对其进行优化，并结合Gauss-Markov随机场最大后验概率估计，实现对植物病斑的自适应分割。

This course is a self-contained introduction to statistics with economic applications. Elements of probability theory, sampling theory, statistical estimation, regression analysis, and hypothesis testing.

这是一门独立的统计学导读课程，适用于经济学，要点包括概率论，抽样理论，统计估计，回归分析和假设检验。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。