least-squares regression meaning in English
最小二乘回归法
Examples
- Cost models of reliability growth of equipments are built , and the results show that partial least - square regression is more capable of building cost models reflecting correct relations among multivariables compared with normal multi - variable regression method
结果表明，与一般的多元回归分析相比，偏最小二乘回归分析避免了自变量之间多重相关性带来的问题，能够得到与实际经验相符合的模型。 - This paper narrates the meaning of research in the applied field of prediction for the ultimate bearing capacity of the integrate pile , introduces several typical predication methods for the ultimate bearing capacity of pile , and gives the way for making model . one of them is the partial least - squares regression method which is put forward by me with the help of mathematics knowledge . the method can offer full range analysis for the ultimate bearing capacity of pile
本论文主要内容叙述了预测法在完整桩极限承载力中应用研究的意义，引入几种典型的预测法对桩极限承载力进行预测，阐明了模型的建立方法及过程，其中偏最小二乘回归预测法是本人借助数理知识提出的一种新的预测法，用此法可以对桩极限承载力进行全过程分析，本论文最后用marc软件进行仿真模拟预测，进一步实现了预测的实用性。 - Considering the one - sidedness and inaccuracy of knowledge discovery only from single - color database , an approach is proposed to discover knowledge from 1331 groups of mix - color database with partial least - square regression , based on measuring and learning 400 groups of single - color database . by this method , the mean error decreases when converting from rgb to cmyk , the precision of color matching is improved , and the automatic and general problem in color matching is further solved
本文基于统计学习理论构造了一种快速自适应随机搜索算法,证明了算法的收敛性.给出了一种简易实用的宽带天线匹配设计新方法.应用该自适应算法进行天线匹配设计,不仅算法简单,易于编程实现;而且能够快速设计出具有较好性能的匹配网络,非常适用于各种短波、超短波天线的匹配设计问题 - In this paper , the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment , the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state . at last , the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method
本文采用无预裂纹和带预裂纹环状缺口圆柱形试样，进行了石化焦炭塔设备常用材料16mnr多维应力状态下不同缺口形式的高温低周疲劳总寿命试验及裂纹扩展寿命试验，并利用有限元程序对试样缺口周围及裂纹尖端附近进行了轴对称多维应力状态下的应力、应变场分析，来评价材料不同条件下的高温低周疲劳总寿命和裂纹扩展寿命，最后利用最小二乘回归方法，得到了该材料高温低周疲劳总寿命和裂纹扩展寿命评价方程。