limcond

用于多波束回波模拟器的模拟海底回波仿真以便于测试(Multibeam echo simulator for simulation of underwater echo simulation in order to test)

dc regulator for distorted load

短时傅里叶变化的程序， 可以2d显示，也可以3d显示，短时傅里叶变化的结果。(Short-time Fourier transform of the process, can be 2d show can also be 3d shows the result of short-time Fourier transform.)

add2.Model of the control system modeled in Simulink

用Ziegler--Nichols整定公式来求P,PI,PID的个参数，其中Gc是校正器的传递函数,kp为比例系数， Ti为积分时间常数，Td为微分时间常数，输入参量vars为带迟滞--惯性环节模型的KT τ(With Ziegler- Nichols tuning formula to seek P, PI, PID' s parameters, which Gc is the corrector transfer function, kp is proportional coefficient, Ti the integral time constant, Td for the differential time constant, input parameters vars as with hysteresis- inertia model of the KT τ)

EM分割算法的matlab实现。得到的结果较好。(EM segmentation algorithm to achieve the Matlab. The results are good.)

compute spectrum for speech recognition

Spectral Methods in MATLAB - Lloyd N. Trefethen src(Spectral Methods in MATLAB- Lloyd N. Trefethen)

gabor algorithm in matlab

matlab生成随机数，uinform产生一组[0，1]分布的随机数，riddling产生一个N(0,1)正态分布随机数，normal产生n个N(a,b)正态分布随机数。(Use matlab to generate random numbers, uinform produce a set of [0,1] random number distribution, riddling produce a N (0,1) normally distributed random numbers, normal generate n N (a, b) normally distributed random numbers.)