频率域有限体积波场模拟，可用于三角形不规则网格，较有限差分速度更快。-Frequency domain finite volume wave field simulation can be used for irregular triangular grid, faster than the finite difference.

运用小波模极大值滤波算法消除光电容积脉搏波中的运动干扰,主要采用小波的算法，进行信号分解，去除干扰信号的运动伪像-Wavelet modulus maxima filtering algorithms eliminate photoelectric volume pulse wave motion disturbances, mainly wavelet algorithms for signal decomposition, removing the motion artifacts inte