matlab_fft

Harris Corner Detection Doc

这本书是关于弹簧系统的，里面附有大量matlab程序，希望能看看(it is about the spring systyem)

FD_TO_TEC is a MATLAB program which reads two files defining a finite difference model (FD format) and writes a TECPLOT ASCII file suitable for display by TECPLOT.

m序列发生器，可以产生63位m序列，可以产生63位m序列，(m sequence generator, can produce 63 m sequence, can produce 63 m sequence,)

fit nan in a figure or plot

模拟2个独立窄带信号分别以20°，60°的方向入射到均匀线阵上，信号间互不相关，与噪声相互独立，噪声为理想高斯白噪声，阵元间距为入射信号波长的1／2，信噪比为20dB，阵元数为10，采样快拍次数为200。(Simulate two independent narrowband signals in the direction of 20 °, 60 ° of the incident on the ULA, among signal unrelated, independent noise, the noise is ideal Gaussian white noise, the array element spacing of the incident signal wavelength of 1/2, the signal to noise ratio is 20dB, the array element number 10, the sampling frequency of 200 snapshots.)

水声信道自适应均衡算法研究(Underwater acoustic channel adaptive equalization algorithm)

pskmodu does modulation

这部分代码主要实现了TURBO码的编解码，运用max-log-map译码方法进行译码(this code realise the encode and decode function of turbo,the decoding algorithm is by max-log-map)

频谱感知中基于自适应阈值的能量检测算法研究 频谱感知能力是认知无线电通信的一个重要前提和关键技术，而能量检测技术作为传统的信号检测方法的基础，具有容易实现，低计算复杂度，不需先验知识等优点，具有重要的研究价值和应用前景。(Energy Detection Algorithm)