The book is a collection of high-quality research papers presented at 9th Euro-China Conference on Intelligent Data Analysis and Applications, hosted by VSB-Technical University Ostrava, Czech Republic co-sponsored by Nanjing University of Information Science and Technology, China. The book covers areas like intelligent data analysis, computational intelligences, signal processing, and all associated applications of artificial intelligence.- Access Control System Using Facial Recognition on Raspberry Pi.- MTLM: Incorporating Bidirectional Text Information to Enhance Language Model Training in Speech Recognition Systems