Research on the Screening of Mental Health Risks and the Exploration of Relevant Factors for Causes in Children and Adolescents Based on Artificial Intelligence

INTERVENTION: Experimental group:It is planned to recruit approximately 3,000 participants. For each academic stage, about 800 individuals are to be selected through cluster sampling based on schools, grades, and classes. Students log into the system using the exclusive QR code for their classes, input their student numbers for identity verification, and the system automatically generates an anonymous research ID and guides them to the conversation interface. After completing approximately 20‐30 minutes of semi‐structured AI conversations, the system automatically submits the data and exits. Subjects with obvious mental health issues will receive simple online digital psychological intervention within the system after signing the informed consent form.; CONDITION: Mental health PRIMARY OUTCOME: Emotional state; SECONDARY OUTCOME: Dialogue completion rate;Dialogue duration;Dialogue acceptance; INCLUSION CRITERIA: 1. Students above the third grade of primary school, junior high school, senior high school and university (aged approximately 9–24); 2. In good health, with basic Chinese listening, speaking, reading and writing skills, capable of independently operating smart terminal devices and completing the research process; 3. Those under 18 years old must obtain written informed consent from their guardians and sign the informed consent form themselves; participants aged 18 and above should sign the written informed consent form independently by themselves.