Teclado matricial e 液晶 com Ações

连接数据库 分词 去除停用词 计算权重值-Connect to the database to remove stop words word weighted value

建立了一种基于移动最小二乘(Moving Least-Squares MLS)法的曲线曲 面拟合方法 这种方法对传统的最小二乘(LS)法的作了比较大的改进 使生成的曲线曲面具 有精度高 光滑性好等许多优点 详细介绍了移动最小二乘法的原理 应用和特点 并且给 出了使用移动最小二乘法进行曲线曲面拟合的程序设计流程 最后给出了曲线拟合和空间散 乱数据曲面拟合算例 将拟合结果与最小二乘拟合结果作了比较 分析了 MLS 拟合曲线曲 面的光滑性和拟合质量 表明了该方法的优越性和有效性-Was established based on moving least square (Moving Least-Squares MLS) method of this curve and surface fitting method to the traditional method of least squares (LS) method was relatively large improvements to make the generated curves and surfaces with a precision of High smoothness, good detail, and many other advantages of the principle of least-squares method for mobile applications and features and gives the least-squares method using the mobile curve and surface fitting procedure design process Finally, curve fitting and spatial scattered data surface to be cost-effective cases of the results of the fitting results are compared with the least-squares fitting analysis of MLS fitting curves and surfaces smooth and fitting quality demon

3D克希霍夫偏移程序。利用c语言编写的三维迭前偏移的代码，算法结果正确，精度高，具有很好的实用性-The use of three-dimensional Diego c language code before the cheap, algorithms result is correct, high precision, with a good practical 

快速傅立叶算法，按时间和按频率抽取的基2算法-Fast Fourier algorithm, time and frequency taken by the base 2 Algorithm

一个潮流计算的程序，可以对不同数量节点的系统都适用。比较简单，希望对相关人员有用-a flow calculation procedures, the number of nodes in different systems are applicable. Relatively simple, useful for the staff

方程求根的数值实验，利用Newton迭代算法，求出所给方程的跟。-Equation Roots of numerical experiments using the Newton iterative algorithm are obtained with the given equation.

案例玄虚名额、古筝、摇滚和流行四类不同音乐，用BP神经网络实现对四类音乐的有效分类。适合初学者学习，具有很高的借鉴作用。

在ＶＣ下调用科学计算可视化语言软件ＩＤＬ的程序示例！-the VC called scientific visualization software IDL language of the examples!

是自己写的逆波兰表达式求值问题  通过栈和数组来存储数据完美实现了计算过程..

此包包含了众多矩阵处理程序，能够满足矩阵处理的一般要求，由于将各功能分开到不同的“.cpp”文件中，故使用时需要用户自行选取更换合适自己使用的“.cpp”文件。其中，矩阵功能有：输出矩阵、矩阵转置、矩阵归一化、判断矩阵对称、判断矩阵对称正定、全选主元法求矩阵行列式、全选主元高斯(Gauss)消去法求一般矩阵的秩、用全选主元高斯-约当(Gauss-Jordan)消去法计算实(复)矩阵的逆矩阵、用“变量循环重新编号法”法求对称正定矩阵逆、特兰持(Trench)法求托伯利兹(Toeplitz)矩阵逆、实矩阵LU分解、用豪斯荷尔德(Householder)变换对一般m*n阶的实矩阵进行QR分解、对称正定阵的乔里斯基(Cholesky)分解及求其行列式值、一般实矩阵的奇异值分解、广义逆的奇异值分解。-look it yourself.