Programs for modeling and forecasting based on matlab are programed in this paper . it is simple and effective . the results of prediction examples show that this forecasting model is effective for forecasting the transformer interior fault 充分利用matlab具有强大矩阵运算能力的优点，在matlab环境下编写了基于遗传算法的变压器内部故障改进灰色预测模型的建模和预测程序，简化了程序设计过程，提高了工作效率。
Better performance are gained when the properties of balance and activity are combined in an attack of reduced variants of rijndael . 7 . the optimisations of rijndael sbox , of columnmix and its inverse , and of the round trans formation are thoroughly studied for purpose of better performance 7 、研究了rijndael算法s盒、列变换及其逆运算、整个轮变换的优化方法，从运算单位、数据访问时间和简化矩阵运算等方面提高算法的实现效率。
When this method is utilized to evaluate the stability of surrounding rock , combining with the different surrounding rocks categorization , the credence levels the stability of surrounding rock determined according to the tested values of different evaluation parameters is used to construct an evaluation matrix , and analytic hierarchy process method is used to determine the weights of evaluation indexes , finally , stability of surrounding rock is evaluate by the matrix multiplication calculation 摘要在对围岩稳定性进行评价时，结合不同的围岩分类方法，根据评价参数实验值给出各参数围岩稳定性分级的可信度，并建立评价矩阵，利用层次分析法确定各评价指标的权重，通过矩阵运算实现对围岩稳定性的综合评价。
The second is that the upper computer receives the data sending by the communication software to realize the intelligent detection of net structure . the functions include the displaying of the channels of the data acquisition , the displaying of the curve of the acquiring data , the online and offline data analysis , the saving of acquiring data file , the data file management of hard disk and the configuration file ; the third is that it realizes the time analysis , fft and hilbert by intermixing visual c + + 6 . 0 with matlab , which has the strong ability with data analysis , signal processing and graphic displaying , data processing and plenty of tools boxes . it implements these functions including fft and hilbert w ithout using matlab again in the environment of visual c + + 6 . 0 上位机监测软件功能包括通道数据实时显示、数据实时曲线生成并显示、实时数据分析、离线数据分析、数据文件保存、磁盘数据文件管理及配置文件管理； ( 3 )使用visualc + + 6 . 0语言作监测系统的实时数据分析的软件设计，并结合matlab的强大的数值分析、矩阵运算、信号处理和图形显示功能及其强大的数据处理能力和丰富的工具箱使数据分析工具，脱离matlab环境，实现visualc + + 6 . 0和matlab混和编程，实现采集的数据实时以及离线时域分析、傅立叶分析和小波分析。
A new fast generalized predictive control ( fgpc ) algorithm with low computation and simple structure that can be easily used in the typical loops of process control systems is presented in this chapter , and the controller parameter ' s number is little . in chapter 4 , it has two different classes of model uncertainty ( structured uncertainties and unstructured uncertainties 第三章：针对典型工业过程控制中大系数系统均可用一阶或二阶加纯滞后环节来描述，提出一种快速的广义预测控制算法，其控制器类似于pid控制器，参数数目较少，易于调节，并且省略了一些繁琐的矩阵运算。
The content including : ( 1 ) combined with the powerful matrix operation function and the abundant function computation of matlab , a load flow program is developed . due to the deeply research of admittance matrix , jacobian matrix and correction matrix , this program has a great advantage at both speed and code 其主要内容如下： ( 1 )结合matlab软件强大的矩阵运算功能和丰富的函数计算功能，对潮流算法中导纳矩阵、雅可比矩阵以及修正方程求解的实现方式进行了深入研究，开发出一种速度和代码量都具有明显优势的潮流程序。
Skinned mesh animation can be seen as the combination of articulation animation and single mesh model animation , it has the advantages of the former two while lacking their shortcomings , but vertex blending technique used in method skinned mesh animation requires a lot of matrix computations , these used to be performed in the cpu , which will incur a great burden on cpu and reduce the real - time quality of animation 骨骼蒙皮动画可被看作关节动画和单一网格模型动画的结合,它不但具有前两种动画的优点,同时克服了前两种动画的缺点。但是骨骼蒙皮动画使用的顶点混合技术需要大量的矩阵运算,以前这是由cpu来实现的,这给cpu造成了极大的负担,降低了动画的实时性。
This study applies markov chain method on developing a decision support system , which first combines the historical records of professional baseball and sets up the transition matrix for each player based on the statistics , and then the transition matrix for nine batters in a given order determines the run distribution produced by this lineup 摘要本文旨在应用马可夫链开发决策支持系统，结合职棒历史记录之统计资料，根据资料创建每位球员的递移矩阵，当球赛开始于第一局无人出局无人在垒的情况之下，因棒次排列方式的不同，经过递移矩阵运算后，探讨九局比赛的球队得分分布机率。
It applies the activex technology , puts forward that in the development of simulation system of robots , the matrix operation function of matlab language and strong graphics function of autocad can be combined to make up for each other ' s short points , and the new method is demonstrated by a practical example 系统选用autocad二次开发工具之一? ? vba语言进行编程，应用了activex技术，提出了在开发机器人仿真系统中，将matlab语言的矩阵运算功能与autocad的图形功能相互结合来补充其不足的新方法，并利用实例进行了验证。
Numeric - symbolic technique is introduced in the procedure of resultant elimination , procedure of number - spobol manipulation is transformed into that of matrix manipulation . because joini variables are treated as symbols and all structure paramcters are treated as real nuxnbers , the complexity of derivation for input - output equaion is reduced . the soluton is verified with a numerical example , its rsults withoot extraneous roots agree with the original equaions 消元过程中引入了数字-符号方法，将结构参数处理为数值量，将关节变量处理为符号量，将数字、符号推导过程转化为了矩阵运算过程，由于结构参数以数值量的形式出现在方程推导中，降低了符号推导的难度，符号推导不需要复杂的符号处理软件的支持。
