- Article
Analysis of Madrid Metro Network: From Structural to HJ-Biplot Perspective
- E. Frutos Bernal,
- A. Martín del Rey and
- P. Galindo Villardón
With the growth of cities, urban traffic has increased and traffic congestion has become a serious problem. Due to their characteristics, metro systems are one of the most used public transportation networks in big cities. So, optimization and planni...

