Gij and Oij are definitely the get coefficient and bias coefficient obtained soon after two-level correction respectively, and the expressions of bias coefficient Gij and attain coefficient Oij are revealed in Equation (five). That IR gentle is then detected to generate the FT-IR spectrum, which is like a “chemical fingerprint” https://johnnyaxnnk.blog2news.com/27586480/5-simple-techniques-for-ir-imaging