Face sketch picture editing method based on text description

The invention relates to a face sketch image editing method based on text description. The method comprises the following steps: obtaining a first style code of an original face sketch image; determining a manipulation direction; obtaining a second style code according to the first style code and the vector; obtaining a first face sketch image according to the second style code; obtaining the operation direction of the face sketch image on the channel c according to the first face sketch image and the second face sketch image; correlation is obtained according to the operation direction of the style space and the operation direction delta ic of the face sketch image on the channel c; obtaining a manipulation direction based on a relationship between correlation and a deentanglement threshold value; inputting the style manipulation into the StyleGAN to obtain a third face sketch picture; and performing back projection on the third face sketch image by using a least square method to obtain a final face sketch i