How does the eight houses and eight directions correspond to the nine stars?

How does the eight houses and eight directions correspond to the nine stars?

The eight directions of the eight houses can correspond to the nine stars of the Big Dipper in the sky, and the nature of the corresponding directions can be known according to the attributes of the five elements of the nine stars.

The angry position matches the greedy wolf star, the heavenly doctor matches the giant star, the evil position matches the Lu Cun star, the sixth evil position matches the Wenqu star, the five ghosts match the Lian Zhen star, the Yannian position matches the Wu Qu star, the desperate position matches the broken army star, The volt position is matched with left auxiliary right bute.