How to calculate the accuracy of divination

Divination is a natural science, and image number is a reasoning process. The so-called things in the world are good and bad, the truth in the world is invisible, and the illusion shows its meaning. In order to calculate accurately, we should make an in-depth study of the three spirits in The Book of Changes of Plum Blossoms, because all the famous diviners have used the three spirits since ancient times.