均匀分布情况下的光子筛，可作为源代码，进一步编写。-Photon sieve evenly distributed situations, can be used as source code, further development.

Matlab code for the Schmidt HMM-based heart sound segmentation. An example of the implementation of this code can be found in “run_Example_Schmidt_scr ipt.m”. This code is derived from the paper: S. E. Schmidt et al., "Segmentation of heart s