assembly-drawings

code is related to matlab any can use it

code for comparing prey-predators

详细的线性PCA计算过程，详细的线性PCA计算过程(The linear PCA detailed calculation process)

mapwindow6的源码。对于学习提高非常有用(mapwindow6 source. Very useful for learning to improve.)

说明：  用MATLAB编写离散小波变换实现数字水印技术(Discrete wavelet transform digital watermarking technology)

该代码通过对常规单脉冲雷达信号、LFM雷达信号和BPSK雷达信号通过wiger变换，得到三种信号的时频图，分析他们的时频关系和区别。(The code on conventional single-pulse radar signals, LFM radar signals and radar signals BPSK wiger transformation, three kinds of time-frequency map analysis of their relationship and when the frequency difference.)

chaapter 10 with examples and figures of gonzalez

关于导航定位中的卡尔曼滤波程序。X1，X2分别代表经过转换以后的位置X,Y轴的坐标。V1，V2为其相对应的速度。卡尔曼滤波可以使定位数据更加平滑。(Calman filtering program in navigation and positioning. X1, X2, respectively, after conversion to the position of the X, Y axis coordinates. V2, V1 for its relative speed. Calman filter can make the positioning data more smooth.)

本MATLAB是用来提取语音信号的MFCC特征，可对.wav文件进行特征提取(The MATLAB is used to extract the MFCC features of speech signals,.Wav files can be extracted)

van vay thoi chu co gi hon nua dau