SVMNR

基于频率到谱技术的离散小波变换的音频识别技术(Frequency to the spectral techniques based on discrete wavelet transform audio recognition technology)

WCDMA的仿真代码,包含信道编码，交织，速率匹配，调制，扩频，信道模型，RACK接收机.(wcdma_simulink code)

说明：  实现短时傅里叶变换，并动态显示傅里叶变换的过程(Achieve short time Fourier transform and Fourier transform the process of dynamic display)

it is a pll (phase locked loop simulation)

target image program in zip file

This code has been used and seems to be free of error. However, it carries no explicit or implicit guarantee.

基于光滑l0范数和修正牛顿法的压缩感知重建算法，算法简单有效，具有较好的计算精度(Compressed sensing reconstruction algorithm of smooth l0 norm and correction based on Newton method)

IT IS A DOCCUMENT ABOAT REACTIVE POWER

计算电磁学 三维廖氏吸收边界程序 采用MATLAB编写(Lio calculate the three-dimensional electromagnetic absorbing boundary program written using MATLAB)

以齿轮系统动力学和非线性动力学理论为基础,针对齿轮系统时变啮合刚度和齿侧间隙耦合作用的具体特点,建立了齿轮系统非线性模型,并用数值积分和数值仿真方法对其在某些参数域中进行了非线性振动研究(Based on the dynamics of a gear system and the theory of nonlinear dynamics, co nsidering characteristics of coupling action of the time-varying mesh stiffness and the gear backlash, a model of the nonlinear gear system is developed. The nonlinear vibration is studied by using numerical integration method and numerical simulation in some parameter fields.)