Data and code for "Indirect reduced-order modelling: Using nonlinear manifolds to conserve kinetic energy" by Nicolaidou, E., Hill, T. L. and Neild, S. A. e.nicolaidou@bristol.ac.uk Abaqus models C-C beam.inp clamped-clamped beam C-F beam.inp cantilever beam MATLAB code (requires the Abaqus2Matlab toolbox) freq_analysis.m extracts linear mass and stiffness matrices from Abaqus model and performs linear modal analysis static_analysis_AMF.m runs series of static analyses using Abaqus model; requires abaqus_static_fil.m compute_ROMs.m computes standard ICE and the novel ICE-IC ROMs; requires generate_ROM.m