speechdtwprotected

对于指纹图像,无论在频域或是在空域处理时,都要用到指纹的方向性信息,所以求取指纹方向图就显得格外重 要。求取指纹图像方向图的方法有很多种,文中列出了其中几种易于实现的算法。目的在于比较几种求取方向图的算法, 得到这几种方法的性能,以利于不同场合的要求。(good )

恒虚警率目标检测,计算雷达影像CFAR 阈值，达到雷达影像目标检测的目的(calculates classical radar CFAR threshold for 0-mean AWGN.classical Neyman-Pearson detection threshold for radar detection under additive Gaussian white noise criterion and specifid false alarm probability.)

matlab model file to simulate QAM modulation and demod.

将idNO类中序列相差2以内的子序列进行连接，用于交流留的数据处理(Conecting the subsequences which are next to others (less than 2). This is used for data processing of transpotation flow)

compute active contour model

说明：  升余弦滚降的误码率和信噪比曲线，取样时间无偏差，但信道是多径信道，衰减系数0.5 傅立叶变换及反变换参见t2f-and-f2t(Raised cosine roll-off of the bit error rate and signal to noise ratio curve, sampling time deviation, but the channel is a multipath channel, the attenuation coefficient of 0.5 Fourier Transform and inverse transform see t2f-and-f2t)

说明：  用MATLAB实现对一语音信号用不同小波进行分解，提取各层的高低频系数，画出各系数波形，并重构。(MATLAB voice signal to a different wavelet decomposition, from the high levels of low-frequency coefficients. he painted the waveform coefficients, and Reconstruction.)

打开sgy文件并读取 物探石油专业学生有用(Open sgy file and read the geophysical oil majors useful)

本程序实现多模态故障检测与故障诊断，用的方法是pca_GMM_FJ，对象为TE,GMM是用的FJ算法，效果很好(This procedure realize multimodal, fault detection and fault diagnosis method is pca_GMM_FJ, object for TE, GMM FJ algorithm is used, the effect is very good)

本matlab编程小例子是用于找油气的物探领域中的信号频谱分析，实用性强，资料最后附有可供学习的网站，希望本资料有用。(This is a small example of matlab programming used to find oil and gas geophysical field in the signal spectrum analysis, practical, with final data for learning website and hope this information useful.)