IJUFKS是一个研究管理不精确、模糊、不确定或不完整信息的各种方法的论坛。该杂志的目的是促进理论、方法或实践工作，处理各种方法来表示和操作不完善的描述知识片断。它每季度出版一次，面向全世界的研究人员、工程师、决策者和教育工作者。
IJUFKS is a forum for research on various methodologies for the management of imprecise, vague, uncertain or incomplete information. The aim of the journal is to promote theoretical, methodological or practical works dealing with all kinds of methods to represent and manipulate imperfectly described pieces of knowledge. It is published quarterly with worldwide distribution to researchers, engineers, decision-makers, and educators.