Digital-speech-processing-procedures

新三步搜索算法对三步算法进行了适当的改进，在一定程度上弥补了TSS算法在估计细小运动时的不足，并加入了半途中止的策略，进一步提高了搜索精度 (The new three-step search algorithm for three-step algorithm to improve the appropriate, to a certain extent make up for the TSS algorithm in estimating the inadequacy of a small movement, and joined the mid-suspension strategy to further improve the search accuracy)

说明：  讲解了FFT DFT 以及有关的matlab函数，比较实用(Explained the FFT DFT and the matlab function, more practical)

用matlab算术码编码译码 效果一般压缩比例1:2(Arithmetic code encoding decoding)

Geodesic active contour

合成孔径雷达（SAR)目标成像仿真，用于信号特征提取、信号消噪，在matlab环境中自动识别连通区域的大小,正确率可以达到98％，使用大量的有限元法求解偏微分方程，仿真图是速度、距离、幅度三维图像。( Synthetic Aperture Radar (SAR) imaging simulation target, For feature extraction, signal de-noising, Automatic identification in the matlab environment the size of the connected area, Accuracy can reach 98 , Using a large number of finite element method to solve partial differential equations, FIG simulation speed, distance, amplitude three-dimensional image.)

说明：  进行回波积累，我们可以进行相参积累和非相参积累，怎么来实现，还有如何进行比较？(Accumulation of the echo, we can be coherent and non-coherent integration, how to achieve, and how to compare?)

读书小报告 source code for freinds, 免费版本(small study report freinds source code for free version)

mimo信道stpc编码仿真 数字是收发天线数 (MIMO STPC channel coding simulation digital transceiver antenna number is )

说明：  用MATLAB实现的S变换函数，具有FFT和小波变换的特性，是信号时频分析的有力工具，希望对大家有帮助。(Using MATLAB S-transform function, with the characteristics of FFT and Wavelet Transform is a powerful tool when the signal frequency analysis, we want to help.)

等参单元，用于弹性力学分析，数值积分法等(Isoparametric element，For elastic mechanics analysis, numerical integration method, etc.)