tikhonov

利用双线性变换法，设计一个0.4dB截止频率为10kHz且在30kHz处有最小阻带衰减为50dB的数字巴特沃兹低通滤波器，其抽样率为100kHz。利用教材（4.35）式求解原型模拟滤波器的阶数，并利用Matlab的M文件buttap设计模拟原型滤波器。用M文件bilinear将模拟滤波器传输函数变换成期望的数字传输函数。请用Matlab画出其增益和相位响应，并给出设计的具体步骤。(fuck!!!)

说明：  对16QAM和4QAM信号的几种常见的均衡技术的MATLAB程序(16QAM and 4QAM signals on several common Equalization MATLAB program)

maltab code for Detect circles with various radii in grayscale image via Hough Transform

CDMA 2000 simulation using SIMULINK

说明：  基于matlab的正弦波仿真 有波行和频谱，有m函数，程序经过调试(based on Matlab simulation of a sine wave Bank and the spectrum m functions, procedures after debugging)

matlab code for wola filter bank

计算网络优化技术中的最小费用最大流问题。(Computing network optimization technology minimum cost maximum flow problem.)

bpsk的调制与解调的过程，并采用卷积码，讨论其误码性能随着其功率、频偏、相偏而变化.(bpsk modulation and demodulation process and using convolutional codes, to discuss its error performance with its power, frequency offset, phase offset changes.)

matlab下用dspbuilder编写的FM调制波形例子，比较初级，供新手学习。(Under matlab prepared dspbuilder FM modulation waveform example, compare the primary for the novice to learn.)

This code is used for the load forecasting of the electricity system by using ANN and PSO. Hoping it can help those who are doing this area. (This code is used for the load forecasting of the electricity system by using ANN and PSO. Hoping it can help those who are doing this area.)