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.

IJUFKS是一個研究管理不精確、模糊、不確定或不完整信息的各種方法的論壇。該雜志的目的是促進理論、方法或實踐工作，處理各種方法來表示和操作不完善的描述知識片斷。它每季度出版一次，面向全世界的研究人員、工程師、決策者和教育工作者。