4th International Conference on Artificial Intelligence and Fuzzy Logic Systems (AIFZ 2018) is a forum for presenting new advances and research results in the fields of Artificial Intelligence and Fuzzy Logic Systems. The conference will bring together leading researchers, engineers, and scientists in the domain of interest from around the world. The scope of the conference covers all theoretical and practical aspects of the Artificial Intelligence and Fuzzy Logic Systems. Authors are solicited to contribute to the conference by submitting articles that illustrate research results, projects, surveying works and industrial experiences. All submissions must describe original research, not published or currently under review for another conference or journal. Topics of interest include but are not limited to the following.