
The resource provides a comprehensive analysis of seismic performance in buildings with configuration irregularities, focusing on collapse risk assessment using OpenSees and ATENA models. It evaluates architectural configurations and structural features to assess collapse probabilities, margin ratios, and deformation capacities. The study examines the impact of story stiffness reductions, openings, and vertical irregularities on collapse risk in RC wall buildings, using Design Spectra and Maximum Considered Earthquake Response Spectra procedures.