An example of the mind map of the Doctor's Ghost Character is as follows: The Doctor's Ghost was a horror novel that usually described a doctor who encountered a mysterious event during his research, causing him to begin to doubt the significance of his research. In this scenario, the doctor was usually a person with high academic achievements and in-depth research, but because of this, doubts and confusion arose. 2. People with a doctor's degree usually have a high degree of education and the ability to think independently. They can analyze events and come to conclusions. They might also have some unique personalities and hobbies, such as a passion for science and curiosity about the unknown. Mind maps are tools for visualizing thoughts. They organize and present ideas and concepts in a graphic manner. In the scenario where the doctor saw ghosts, the mind map could be used to show the doctor's research ideas and key concepts, as well as to analyze the root cause and impact of the event. Through the mind map, readers could understand the doctor's experience and thoughts more deeply, and at the same time, they could better imagine and analyze the characters and plot development in the story.