| 1. | The structure of valve is reasonable . the design consequence of valve can be rebuilt by analyzing the full design matrix
根据完整设计矩阵，分析叶设计参数之间的影响关系，确定出闸阀设计的顺序。 |
| 2. | In the cells of design matrixes , designers can use sketch , text , picture , and the third party software tools and so on to describe product design process
在设计矩阵单元中，设计者能够采用草图、文本、图片等多种形式和第三方工具软件一记录产品设计过程。 |
| 3. | The system manage design process of a product with project mode , and can establish and manage function - means tree , product tree and design matrixes to store structurized design data
系统以工程形式来管理一个产品的设计过程，能够创建和管理功能方法树、产品结构树，建立设计矩阵，结构化存储设计数据。 |
| 4. | It is important to apply influence analysis , computing of correlation - conefficient and charactrestic value of the design matrix and ridge regression to set models . the quality of model is developed
数据分析：影响分析和设计矩阵的相关系数和特征值计算及岭回归技术的应用对改进模型的品质起到了重要作用。 |
| 5. | Because of the obvious complementarity of axiomatic design ( ad ) and design structure matrix ( dsm ) , it is considered that axiomatic design matrix ( dm ) and dsm can co - evolve step - by - step during the product design process , which can lead to an ideal integration of ad and dsm
摘要基于公理化设计与设计结构矩阵具有互补性这一特点，提出了公理化设计矩阵与设计结构矩阵同步演化的设计思想。 |
| 6. | Pcad model covers whole product design process , and it is developed by using the blackboard - based technology to combine the design matrix , function - means tree , product tree , idef3 model and third - party software tools
Pcad模型覆盖了整个产品设计过程，有助于繁杂问题的处理及跨平台和分布式的运用。 pcad模型由五个核心模块组成:设计矩阵、功能方法树、产品结构树、 idef3 、设计数据模型。 |
| 7. | ( 1 ) about project organization , systemically analyzed the function and importance of project organization management , and the 4 types of typical organization structure . and connect to the facts of dalian new shipyard dock enlarging engineering project , designed matrix type organization structure of tier ii function department
在项目组织方面系统分析了项目组织管理的职能和重要性，及四类典型组织机构类型，并结合大连新船厂船坞扩建工程项目的实际情况设计了“双层职能部门的矩阵式组织机构” 。 |
| 8. | A . p . verbyla and w . n . venables ( 1988 ) extended the ordinary growth curve model into the extension of growth curve model and obtained an estimate of the unknown parameter matrix under the conditions that the matrix of observations follow multivariate normal distribution , where every design matrix has full column rank [ 7 ]
A . p . verbyla和w . n . venables ( 1988 )将gc模型进行了推广，得到了推广增长曲线模型( theextensionofgrowthcurvemodel简称egc模型) ，并在观察矩阵服从正态分布，各设计矩阵均为列满秩的条件下，给出了参数矩阵估计值的一种算法。 |
| 9. | Based on the singular - value decomposition method , several schemes to readjust the singular value of design matrix are proponed through perturbation analysis , and a simulated example is studied for illustrating these schemes can overcome the ill effect when there exist ill conditioning among the columns of the design matrix . the problem of selecting the biased parameter is studied in every scheme
通过对观测方程进行扰动分析，基二奇异值分解技术，提出了若干种修正奇异值的方案，讨论了奇异值修正方案中偏参数的选取问题，并且结合模拟算例对这些方案在克服设计阵的病态性影响方面的作用进行了研究。 |
| 10. | One is to derive the optimal prediction and the other is to find its necessary and sufficient conditions . there is , however , a more design matrix in this model than is in multivariate linear model , which has caused difficulties such as solving a exceptional unlinear matrix equation groups especially when deriving the optimal prediction
但是因为一般增长曲线模型比多元线性模型多一个设计阵，这就给研究带来了很大的困难，特别是在求解模型的最优预测时，遇到了一类特殊的非线性矩阵方程组，所以在一般情况下我们既无法求出模型的最优预测，也无法找到存在最优预测的充要条件 |
