scale_free

使用matlab实现输入信号的小波消噪和自适应滤波(The input signal using matlab Wavelet Denoising and Adaptive Filtering)

matlab code for licence plate recognition

matlab浪漫小礼花。（在生活中我们经常看到一些礼花，但瞬间就没有啦，这是用matlab模拟的）(matlab romantic small fireworks. (In life, we often see some fireworks, but the moment there is no matter, this is matlab simulation))

说明：  可以实现复杂环境下的预测，模糊粒计算下的支持向量机(Support Vector Machine Based on Fuzzy Granular Computing and Prediction in Complex Environment)

该程序可以是俄罗斯方块游戏。可以用键盘改变“方块”的方向而完成游戏。(The program can be a Tetris game. Can use the keyboard to change " box" in the direction of complete games.)

carrier_count= 200 bits_per_symbol = 2 symbols_per_carrier = 50 loop=10 num=5 循环次数 10 子载波数 200 位数/ 符号 2 符号数/ 载波 50 训练符号数 5 循环前缀长度 T/4 调制方式 QAM 多径信道数 2（缺省） 信道最大时延 5 (单位数据符号) 仿真条件 收发之间严格同步 一个OFDM系统 在瑞利信道环境下 包括信道估计 比较适合初学者(carrier_count = 200 bits_per_symbol = 2 symbols_per_carrier = 50 loop = 10 num = 5 10 cycles 200 of the median number of subcarriers/symbol and the number of symbols of 2 /50 of the carrier the number of training symbol cyclic prefix length of 5 T/4 modulation QAM Number of multi-path channel 2 (default) 5 channel maximum delay (in the data symbol) strict synchronization between the simulation conditions receive an OFDM system in Rayleigh channel environment, including more suitable for channel estimation beginner)

请用多层感知器（MLP）神经网络误差反向传播（BP）算法实现异或问题（输入为，要求可以判别输出为0或1），并画出学习曲线。其中，非线性函数采用S型Logistic函数。(Please use the Multilayer Perceptron (MLP) back propagation neural network (BP) algorithm XOR problem (input is required to determine the output is 0 or 1), and draw the learning curve. Among them, the non-linear function using S-type Logistic functions. )

three phases power gradator

一个角度变换程序，在处理图像时，能够对图像中某一目标进行角度变换(A point of transformation process, in dealing with image, able to image targets in terms of a transformation)

利用维纳滤波的方法进行语音信号的降噪处理，适用于语音增强领域(The denoising processing of speech signal by Wiener filtering is suitable for the domain of speech enhancement)