DigitalCommunicationWithmatlabsimulation

this program to help you to Find the local threshold of an image

说明：  编写的一个信号通过带阻滤波器的例子，已经运行通过(Signal through an example of band-stop filter, run by)

卷积计算、、 、、 MIT(convolution calculation ,,,,,,,, MIT )

PdfParse 用于从PDF文件中抽取文本数据的示例，支持unicode字符集编码、8进制和16进制编码。(PdfParse used to extract text from a PDF file example of data, unicode character set encoding, octal and hexadecimal encoding.)

fingerprint recognition matlab code

将12分之一倍频程的声学数据转化为3分之一倍频程(The acoustic data with 12 points, one octave is transformed into a one-third octave)

可用于对信号的频谱进行分析,希望站长能整理好,以便大家互相学习(Can be used to signal spectrum analysis, hoping to organize a good station, so that we learn from each other)

Code to avoid repetions in Principal Component Analysis of a square matrix.

matlab自适应滤波器实现。性能比较：估计值与真实值之差 (matlab adaptive filter implementation. Performance comparison: estimated value and the true value of the difference)

matlab程序提取语音信号的基音频率、共振峰、能量、MFCC等特征参数。(The matlab program to extract the speech signal fundamental frequency, Gong Zhenfeng, energy, MFCC and other characteristic parameters.)