LeastSquare

实现最小二乘法的拟合，适用于曲线的拟合，其广泛运用于当今科研等实际工作中(Implement least squares fitting curve fitting for its widely used today in practical work and scientific research)

共轭梯度法在数值分析中应用非常广泛，比最速下降法要快，这里是FR共轭梯度法，及简单的例子。(Conjugate gradient method in numerical analysis is widely used, and faster than the steepest descent method , this is FR conjugate gradient method, and some simple examples.)

用MATLAB实现了CT平行束滤波反投影和扇束滤波反投影重建过程，效果良好，其中radon变换的方法采用步长法求解，较新颖。(CT achieved using MATLAB parallel beam filtered back projection and fan-beam filtered back projection reconstruction process, to good effect, in which radon transform method using step method to solve, relatively new.)

完成M=4的正交信号的数字通信系统的蒙特卡罗仿真。分析其在加性高斯白噪声下误码率与信噪比之间的关系，绘出误码率-信噪比曲线图，并和物理曲线进行比较。(The completion of M = 4 orthogonal signals in Monte Carlo simulation of digital communication systems. Analysis of the additive white Gaussian noise bit error rate and signal to noise ratio under the relationship between the mapped BER- signal to noise ratio curve, and and physical curves for comparison.)

OPTIMISATION OF SIGNAL BY PARTICULE SWARM METHOD

OPTIMISATION OF SIGNAL BY PARTICULE SWARM METHOD

基于matlab的QPSK实现，包含高斯信道和理想信道的调制、解调、星座图、功率谱以及误码率，有详细注释，很值得参考，绝对可以用(Based on matlab QPSK implementation, including gaussian channel and ideal channel modulation and demodulation, constellation diagram, power spectrum and the bit error rate, has detailed notes, is worth reference, can be used absolutely )

说明：  关于模糊仿人智能控制matlab的小论文，描述了整个的模糊过程。(Essay on matlab fuzzy humanoid intelligent control, describes the entire fuzzy process)

load recieves maximum power from the source when its resitive value is equal to the thevenin resistance of the circuit.

咬尾卷积码编码及最大似然译码算法的仿真 (Tail biting convolutional coding and maximum likelihood decoding)