◕ Track 1: AI Algorithms and Applications Deep Learning Methods and Optimization Reinforcement Learning and Policy Optimization Explainable Artificial Intelligence Meta-Learning and Transfer Learning Self-Supervised and Unsupervised Learning Graph Neural Networks and Knowledge Representation ◕ Track 2: Intelligent Digital Services and Recommendation Systems Intelligent Recommendation Systems Personalized Digital Services Chatbots and Conversational AI Service Automation and Optimization User Behavior Analysis and Prediction Cross-Platform Digital Service Integration Digital health services Digital Assistant ◕ Track 3: Digital Service Platforms and Big Data Analytics Service Computing and Composition Cloud and Edge Computing Services Big Data Analytics and Processing Data Mining and Pattern Discovery Knowledge Graph Construction and Application Data-Driven Decision Systems ◕ Track 4: Human-Computer Interaction and Intelligent Experience Intelligent Education and Personalized Learning Intelligent Healthcare Services Smart City Services and Applications User Experience Optimization and Evaluation Intelligent Assistants and Digital Agents Usability Analysis and Interface Optimization