Introduction - If you have any usage issues, please Google them yourself
Today, MSC (Multiple Scattering Correction) and SG (0th order, high order) smoothing in spectral data preprocessing are studied. The bibliography is "Spectrum Data Processing and Quantitative Analysis Technology" by Li Zhigang (more on the principle) . And combined with CSDN and joint development of the code downloaded online to carry out a simple matlab programming. The code is uploaded , and the details are detailed. If you are interested, you can check it out.