bianjietiaojian

this matlab source code is basic

This package contains the code for the Enhanced Local Subspace Affinity (ELSA) with Enhanced Model Selection (EMS+) and number of motions estimation based on the eigenvalue spectrum of the Symmetric Normalized Laplacian matrix.

svm前向搜索策略程序，用于特征提取，提高运算速度，提高运算精度(svm program before the search strategy for feature extraction, improve processing speed, improve processing accuracy)

检测概率PD与输入信噪比r的关系（理论曲线） 采样点数：N=100；噪声方差：sigma^2=1 ( Probability of detection PD relationship with the input signal to noise ratio of r (theoretical curves) sampling points: N = 100 noise variance: sigma ^ 2 = 1 )

这是一个相对完整的OFDM通信系统的仿真设计，包括编码，调制，IFFT，上下变频，高斯信道建模，FFT，PAPR抑制，各种同步，解调和解码等模块，并统括系统性能的仿真验证了系统设计的可靠性。 (This is a relatively complete simulation of OFDM communication system design, including coding, modulation, IFFT, the upper and lower frequency, Gaussian channel model, FFT, PAPR suppression, a variety of synchronization, demodulation and decoding module, and system performance omnibus simulation of the system reliability.)

说明：  自编二值算术编码算法的matlab演示。从text.txt读取信息，编码过程及结果由matlab图形演示(binary arithmetic coding algorithm matlab demo. Reading information from Text.txt and the encoding process and the results are showed by the matlab graphics demo step by step.)

说明：  自适应里面的自校正算法，根据最小二乘递归算法实现自校正控制(Adaptive self-tuning algorithm which, according to the recursive least squares algorithm for adaptive control)

说明：  《matlab语言常用算法程序集》源代码第四章(&quot Matlab common algorithms assembly language&quot source code, Chapter IV)

由于不同的坐标系坐标用于不同的场合,需要通过坐标转换将所得的WGS284 坐标转换到不同的坐标系统中去,从而满足不同领域的需要( Coordinate the different coordinate systems used in different situations, needs to be obtained WGS284 coordinate transformation to a different coordinate transformation to the coordinate system to meet the needs of different areas)

QPSK Modulation Demodulation, BER vs SNR plot