The objective of this book is to contribute to the development of theintelligent information and database systems with the essentials of currentknowledge, experience and know-how. The book contains a selection of 40 chapters based on originalresearch presented as posters during the 8th Asian Conference onIntelligent Information and Database Systems (ACIIDS 2016) held on 14–16 March2016 in Da Nang, Vietnam. The papers to some extent reflect the achievements ofscientific teams from 17 countries in five continents. The volume is divided into six parts: (a) ComputationalIntelligence in Data Mining and Machine Learning, (b) Ontologies, SocialNetworks and Recommendation Systems, (c) Web Services, Cloud Computing,Security and Intelligent Internet Systems, (d) Knowledge Management andLanguage Processing, (e) Image, Video, Motion Analysis and Recognition, and (f)Advanced Computing Applications and Technologies. The book is an excellent resource for researchers, those working inartificial intelligence, multimedia, networks and big data technologies, aswell as for students interested in computer science and other related fields.