主题词：Biometric Identification and Security; Face and Expression Recognition; Face recognition and analysis; User Authentication and Security Systems; E-commerce and Technology Innovations; Gait Recognition and Analysis; Educational Technology and Pedagogy; Image Retrieval and Classification Techniques; Emotion and Mood Recognition; Handwritten Text Recognition Techniques; Hand Gesture Recognition Systems; Advanced Computing and Algorithms; Human Pose and Action Recognition; Speech Recognition and Synthesis; Forensic Fingerprint Detection Methods; Advanced Steganography and Watermarking Techniques; AI and Multimedia in Education; Advanced Image and Video Retrieval Techniques; Image Processing and 3D Reconstruction; Anomaly Detection Techniques and Applications; Speech and Audio Processing; Vehicle License Plate Recognition; Video Surveillance and Tracking Methods; EEG and Brain-Computer Interfaces; AI and Big Data Applications