Gauss

题目：有1、2、3、4个数字，能组成多少个互不相同且无重复数字的三位数？都是多少？(Title: There are 1,2,3,4 digits, how many can be formed from each other and without duplication of the three-digit numbers? How many are?)

This is a good implementation of brain cancer on matlab

这是一个三相电压型的双PWM变换器，可应用于风力发电机中。(This is a dual-voltage three-phase PWM converters can be applied to wind turbines.)

　介绍了暖通空调系统(HVAC) 故障检测与诊断(FDD) 的概念,发生故障的原因以及主要的故障检测与诊断方 法,比较了常用的故障检测与诊断方法的优缺点,分析了国内、外暖通空调故障检测与诊断的研究现状和应用情况,对暖 通空调故障检测与诊断的发展过程与方向进行了总结和展望(Introduction of the HVAC system (HVAC) fault detection and diagnosis (FDD) concept, the reasons for failure as well as major fault detection and diagnosis methods, compared the commonly used method of fault detection and diagnosis of the strengths and weaknesses, analyzes the domestic and foreign HVAC Fault Detection and Diagnosis Research and application of HVAC Fault Detection and Diagnosis with the direction of the development process are summarized and prospects)

matlab code for images in spatiograms

说明：  基于ZF和MMSE预均衡线性预编码，还有其结果的比较。(ZF and MMSE pre-equalization based on linear pre-coding, as well as the results of the comparison.)

广义霍夫变换 GHT HOUGH Transform 入门(Generalized Hough transform GHT HOUGH Transform entry)

MATLAB小波，带通滤波源代码，滤波器(MATLAB wavelet, bandpass filter source code)

字符识别(matlab程序)下载 可以直接运行使用(Character Recognition (matlab program) can be directly downloaded to run the use of)

用二阶自回归（AR2）模型估计信号的瞬时频率(Using second-order autoregressive (AR2) model estimates the instantaneous frequency signal)