An Exploratory Study on the Prediction of Recurrence Risk of Bipolar Disorder Using Sentiment Analysis Technology Based on Multi-modal Feature Fusion

Patients group inclusion criteria: * Patients who have previously met or currently meet the diagnostic criteria for bipolar disorder according to DSM-5, whose condition and treatment are currently stable, and who cooperate with the assessment; * Age ≥18 years, \<65 years; * Han Chinese ethnicity; * Sufficient visual and auditory abilities to complete the necessary examinations for the study; * Understanding the study content and signing the informed consent form. If the patient is unable to sign the informed consent form personally due to low education level or other reasons, it may be signed by a relative or guardian on their behalf. exclusion criteria: * The presence of intellectual disability or other conditions that significantly affect the patient's current mental state; * the patient has a serious or unstable physical illness, including: neurological disorders (delirium, dementia, stroke, epilepsy, migraine, etc.), congestive heart failure, angina pectoris, myocardial infarction, arrhythmia, hypertension (including untreated or uncontrolled hypertension), malignant tumors, immunodeficiency, and blood glucose levels higher than 12 mmol/L; or other diseases that may interfere with the test assessment (abnormal indicators more than twice the normal value). Healthy controls group inclusion criteria: * Age ≥ 18 years, \< 65 years; * Han Chinese ethnicity; * Gender matched to the patient group; * Sufficient visual and auditory ability to complete the necessary examinations for the study; * Understanding of the study content and signing of informed consent; * No family history of mental illness. exclusion criteria: * Individuals with a mental disorder conforming to DSM-5, or those with suspicious mental symptoms but not meeting the diagnostic criteria; * Individuals with severe physical illness that makes it difficult to complete the necessary examinations.