stdpf1

circular convolution and some matlab codes

应用matlab进行数独解密的算法和教程，英文版，来自matlab创始人(The Userguide to use matlab to solve sudoku)

Delta Modulation (DM)

基于最小二乘支持向量机的模式识别，特征向量为滚动轴承的能量百分比和峭度系数(Pattern recognition based on least squares support vector machine (SVM), the percentage of energy eigenvector for rolling bearing and kurtosis coefficient)

QPSK信号通过Rayleigh信道，并计算出误码率(QPSK signals go through Rayleigh channel)

Settings System Test extends Android Test Case.

Gaussian elimination in binary arithmetic

说明：  稳健稀疏PCA算法，能够对噪音与异常点数据表现稳健(Robust Sparse PCA)

说明：  这是一个齿轮设计的软件,设计齿轮的参数全部动算出.(This is a gear design software, design parameters calculated move all the gear.)

华氏温度(TF)、摄氏温度（TC）、开氏温度（TK）、兰金温度（TR）之间的换算(Fahrenheit (TF), Celsius temperature (TC), Kelvin temperature (TK), the translation between the Rankine temperature (TR))