Stepwise Logistic Regression 通过AIC筛选模型,AIC越小越好 https://www.rdocumentation.org/packages/stats/versions/3.6.2/topics/step step(object,scope,scale=0,direction=c("both","backward","forward"),trace=1,keep=NULL,steps=1000,k=2,…) ...
Define stepwise. stepwise synonyms, stepwise pronunciation, stepwise translation, English dictionary definition of stepwise. adj. 1. Marked by a gradual progression as if step by step: "Quantum mechanics is a natural system of stepwise interactions that
auto regression 自回归 autoregressive model 自回归模型(应用于大气科学、气候学) 自回归模型是利用前期若干时刻的随机变量的线性组合来描述以后某时刻随机变量的线性回归模型。 express analysis 快速分析 multi analysis 多方面分析,全面分析 nucleo analysis 白细胞核分析 spot analysis 斑点分析 auto analysis 【...
Enter 很容易理解,就是将所有选定的自变量一起放入模型中,直接去计算包含所有自变量的整个模型能够解释多少因变量中的变异,以及各个自变量单独的贡献有多少。但对 Stepwise regression 的理解总是很模糊,今天仔细查了一下,做下笔记。 与平时所说的 regression analysis 不太相同,stepwise regression 可以算是一种 featur...
与平时所说的 regression analysis 不太相同,stepwise regression 可以算是一种 feature extraction 的方法。 举个例子,假如我们的数据中有一个因变量,但却有十几或几十个自变量。为了便于对变量数过多的数据进行处理,避免 “curse of dimensionality” 中可能出现的种种问题,我们总是会对数据进行降维,根据在特定领域...
必应词典为您提供Stepwise-Regression-Analysis的释义,un. 逐步回归分析;
aright and left sides for both male and female subjects. Correlation coefficients r were performed[translate] alevel of confidence. Stepwise regression analysis (R 2) was used to determine which of the variables[translate]
1)stepwise regression analysis逐步回归分析 1.The application of multi-variate linear regression combined with stepwise regression analysis for Cu-Ni sulfide deposit of Baishiquan多元线性回归和逐步回归分析在白石泉Cu-Ni硫化物矿床研究中的应用 2.Taking into account the influence of various elements on the ...
stepwise regression analysis逐步回归分析 stepwise continuous按步连续 stepwise decomposition逐步分解 stepwise method分段法,分段逐次计算法 stepwise titration分步滴定,依次滴定 stepwise polymerization逐步聚合 stepwise refinement逐步求精法 stepwise hydrolysis【化】 逐级水解 ...
Regression analysis, bothlinear and multivariate, is widely used in the economics and investment world today. The idea is often to find patterns that existed in the past that might also recur in the future. A simple linear regression, for example, might look at theprice-to-earnings ratiosand...