Memory-based collaborative filtering is the most popular approach to build recommender systems. Despite its success in many applications, it still suffers from several major limitations, including data sparsity. Sparse data affect the quality of the user similarity measurement and consequently the quality of the recommender system. In this paper, we propose a novel user similarity measure based...

construction industry consists of several phases in which a variety of stakeholders are involved. as construction projects are becoming larger, more complex and more diverse, the design phase has been more important factor for the success of projects than ever before. however, it is considered that most of design work occurred in actual design process is intangible. such recognition makes the d...

this paper presents xml-based journal submission system (xml-based jss) α and β as one of the ricest tools for the ease of journal submission process by users. xml-based jss version β is a derivative version of the xml-based jss version α by improving the system from many aspects.   the reader will learn about ricest and isc, xml, and the method used in various versions of xml-based jss to subm...