Variability-intensive systems are software systems in which variability management is a core
activity. Examples of variability-intensive systems are the web content management system …

Feature models (FMs) appeared more than 30 years ago, and they are valuable tools for
modeling the functional variability of systems. The automated analysis of feature models …

My parents always instilled in me that studying was the way to help my country. For many
years, I worked to be who I am today by following that great advice. Thanks to my studies, I …

Software products lines (SPLs) are long living systems that undergo several evolutions
throughout their lifetime due to many reasons related to technology, strategy, business, etc …

Abstract Software Product Lines (SPLs) are long-living systems that require inevitably
continuous changes to product line models. Many studies in the literature have dealt with …

A product line (PL) supports and simplifies the development process of (software) systems
by reusing assets. As systems are subjected to frequent alterations, the implementation of …

Since the emergence of Software Product Line Engineering, the requirements evolution
issue has been addressed by many researchers and many approaches have been …

Many defects may arise during software product lines such as inconsistency, incorrectness
and ambiguity. In our work, we are interested in a specific defect, which is duplication in …

Duplication is one of the model defects that affect software product lines during their
evolution. Many approaches have been proposed to deal with duplication in code level …