Table of Contents

1. A formal approach to building a polymorphism metric. Claudia Pons and Luis Olsina 2. A merit factor-driven approach to a modularization of object-oriented systems. Fernando Brito e Abreu and Miguel Goulao. 3. Object-relational database metrics. Mario Piattini, Coral Calero, Houari Sahraoui and Hakim Lounis 4. Measuring event-based object-oriented conceptual models. Geert Poels and Guido Dedene 5. Class cohesion as predictor of changeability: an empirical study. Hind Kabaili, Rudolf Keller and Francois Lustman 6. Buidling quality estimation models with fuzzy threshold values. Houari A Sahraoui, Mounir Boukadoum and Hakim Lounis