Computer-readable recording medium storing symptom detection program, symptom detection method, and symptom detection device

A symptom detection method implemented by a computer, the symptom detection method comprising:

• acquiring video data that includes a face of a patient who is executing a specific task;
• detecting each occurrence intensity of each action unit included in the face of the patient, by analyzing the acquired video data;
• and
• detecting a symptom related to a major neurocognitive disorder of the patient, based on a temporal change in the occurrence intensity of each of a plurality of the detected action units.

A symptom detection device comprising:

• a memory;
• and
• a processor coupled to the memory and configured to:
• acquire video data that includes a face of a patient who is executing a specific task;
• detect each occurrence intensity of each action unit included in the face of the patient, by analyzing the acquired video data;
• and
• detect a symptom related to a major neurocognitive disorder of the patient, based on a temporal change in the occurrence intensity of each of a plurality of the detected action units.