FDTD20060421

FFT CALCUlation program

蓄电池容量检测放电模块 ，基于matlab6.5(xu dian chi rong liang jian ce)

由磁悬浮小球的状态空间模型计算出其鲁棒控制器，并在simulink模型中对鲁棒控制器的性能进行了验证。(Magnetic levitation ball from the state-space model to calculate the robust controller and in simulink model for robust controller performance is verified.)

图像隐藏和数字水印。采用在空域隐藏，在每个象素的bit位的低位藏入图片。采用在DCT系数上附加信息的方法进行。(image hiding and digital watermarking. Hidden in the airspace used in each pixel of the low bit-into the possession of photographs. Using the DCT coefficient Additional information on the methods.)

能对两个信号进行相关性分析，在进行分析时，注意不同的方法可能意义不太一样(Correlation analysis can be performed on the two signals)

基于灰色关联算法的多属性节点切换的MATLAB实现(Switching multi-attribute node based on gray correlation algorithm in MATLAB)

该程序用来实现扩展卡尔曼滤波（EKF),仿真中用扩展卡尔曼滤波实现对雷达目标的跟踪，并估计。(The program used to implement the extended Kalman filter (EKF), simulation with extended Kalman filter to achieve the target tracking radar, and estimates.)

matlab构造股票过程，里面有详细的描述(matlab course of construction stocks, which are described in detail)

基本粒子群程序，可以给急需的人提供些帮助。 (Of the particle swarm program)

采用熵值法求特征分量的权重，一般可用于特征选择与特征提取(Entroy algorithm ia used to be calculate the weight of each element,and is helpful in the selection and extraction of features)